/ctags
/etags
-# OneNAND IPL files
-/onenand_ipl/onenand-ipl*
-/onenand_ipl/board/*/onenand*
-/onenand_ipl/board/*/*.S
-
# spl ais files
/spl/*.ais
am3517_crane ARM ARMV7 (AM35x SoC)
-Kyungmin Park <kyungmin.park@samsung.com>
-
- apollon ARM1136EJS
-
Sandeep Paulraj <s-paulraj@ti.com>
davinci_dm355evm ARM926EJS
ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin
ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin
-ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin
ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin
ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin
$(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin
cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin
-onenand_ipl: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
- $(MAKE) -C onenand_ipl/board/$(BOARDDIR) all
-
-$(obj)u-boot-onenand.bin: onenand_ipl $(obj)u-boot.bin
- cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin
-
$(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend
$(MAKE) -C spl all
@rm -f $(obj)include/generated/asm-offsets.h
@rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s
@rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map}
- @rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map}
@rm -f $(ONENAND_BIN)
- @rm -f $(obj)onenand_ipl/u-boot.lds
@rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map}
@rm -f $(obj)MLO
@rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
@rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
@rm -fr $(obj)include/generated
@[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
- @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f
@rm -f $(obj)dts/*.tmp
@rm -f $(obj)spl/u-boot-spl{,-pad}.ais
#define LAN_RESET_REGISTER (H4_CS1_BASE+0x1c)
#endif /* endif CONFIG_2420H4 */
-#if defined(CONFIG_APOLLON)
-#define APOLLON_CS0_BASE 0x00000000 /* OneNAND */
-#define APOLLON_CS1_BASE 0x08000000 /* ethernet */
-#define APOLLON_CS2_BASE 0x10000000 /* OneNAND */
-#define APOLLON_CS3_BASE 0x18000000 /* NOR */
-
-#define ETH_CONTROL_REG (APOLLON_CS1_BASE + 0x30b)
-#define LAN_RESET_REGISTER (APOLLON_CS1_BASE + 0x1c)
-#endif /* endif CONFIG_APOLLON */
-
/* Common */
#define LOW_LEVEL_SRAM_STACK 0x4020FFFC
for (irq = 0; irq < NR_IRQS; irq++) {
if (irq_handlers[irq].handler != NULL) {
- printf("%02d %08lx %08lx %ld\n", irq,
- (unsigned int)irq_handlers[irq].handler,
- (unsigned int)irq_handlers[irq].arg,
+ printf("%02d %p %p %d\n", irq,
+ irq_handlers[irq].handler,
+ irq_handlers[irq].arg,
irq_handlers[irq].count);
}
}
for (irq = 0; irq < NR_IRQS; irq++) {
if (irq_handlers[irq].handler != NULL) {
- printf("%02d %08lx %08lx %ld\n", irq,
- (unsigned int)irq_handlers[irq].handler,
- (unsigned int)irq_handlers[irq].arg,
+ printf("%02d %p %p %d\n", irq,
+ irq_handlers[irq].handler,
+ irq_handlers[irq].arg,
irq_handlers[irq].count);
}
}
void board_init_f(ulong bootflag)
{
bd_t *bd;
- unsigned char *s;
init_fnc_t **init_fnc_ptr;
int j;
+++ /dev/null
-#
-# (C) Copyright 2000, 2001, 2002
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)lib$(BOARD).o
-
-COBJS-y := apollon.o mem.o sys_info.o
-SOBJS := lowlevel_init.o
-
-COBJS := $(COBJS-y)
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS))
-SOBJS := $(addprefix $(obj),$(SOBJS))
-
-$(LIB): $(obj).depend $(OBJS) $(SOBJS)
- $(call cmd_link_o_target, $(OBJS) $(SOBJS))
-
-#########################################################################
-
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
+++ /dev/null
-/*
- * (C) Copyright 2005-2007
- * Samsung Electronics.
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Derived from omap2420
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-#include <common.h>
-#include <netdev.h>
-#include <asm/arch/omap2420.h>
-#include <asm/io.h>
-#include <asm/arch/bits.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/sys_proto.h>
-#include <asm/arch/sys_info.h>
-#include <asm/arch/mem.h>
-#include <asm/mach-types.h>
-
-void wait_for_command_complete(unsigned int wd_base);
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define write_config_reg(reg, value) \
-do { \
- writeb(value, reg); \
-} while (0)
-
-#define mask_config_reg(reg, mask) \
-do { \
- char value = readb(reg) & ~(mask); \
- writeb(value, reg); \
-} while (0)
-
-/*******************************************************
- * Routine: delay
- * Description: spinning delay to use before udelay works
- ******************************************************/
-static inline void delay(unsigned long loops)
-{
- __asm__("1:\n" "subs %0, %1, #1\n"
- "bne 1b":"=r" (loops):"0"(loops));
-}
-
-/*****************************************
- * Routine: board_init
- * Description: Early hardware init.
- *****************************************/
-int board_init(void)
-{
- gpmc_init(); /* in SRAM or SDRM, finish GPMC */
-
- gd->bd->bi_arch_number = 919;
- /* adress of boot parameters */
- gd->bd->bi_boot_params = (OMAP2420_SDRC_CS0 + 0x100);
-
- return 0;
-}
-
-/**********************************************************
- * Routine: s_init
- * Description: Does early system init of muxing and clocks.
- * - Called path is with sram stack.
- **********************************************************/
-void s_init(void)
-{
- watchdog_init();
- set_muxconf_regs();
- delay(100);
-
- peripheral_enable();
- icache_enable();
-}
-
-/*******************************************************
- * Routine: misc_init_r
- * Description: Init ethernet (done here so udelay works)
- ********************************************************/
-int misc_init_r(void)
-{
- return (0);
-}
-
-/****************************************
- * Routine: watchdog_init
- * Description: Shut down watch dogs
- *****************************************/
-void watchdog_init(void)
-{
- /* There are 4 watch dogs. 1 secure, and 3 general purpose.
- * The ROM takes care of the secure one. Of the 3 GP ones,
- * 1 can reset us directly, the other 2 only generate MPU interrupts.
- */
- __raw_writel(WD_UNLOCK1, WD2_BASE + WSPR);
- wait_for_command_complete(WD2_BASE);
- __raw_writel(WD_UNLOCK2, WD2_BASE + WSPR);
-
-#define MPU_WD_CLOCKED 1
-#if MPU_WD_CLOCKED
- /* value 0x10 stick on aptix, BIT4 polarity seems oppsite */
- __raw_writel(WD_UNLOCK1, WD3_BASE + WSPR);
- wait_for_command_complete(WD3_BASE);
- __raw_writel(WD_UNLOCK2, WD3_BASE + WSPR);
-
- __raw_writel(WD_UNLOCK1, WD4_BASE + WSPR);
- wait_for_command_complete(WD4_BASE);
- __raw_writel(WD_UNLOCK2, WD4_BASE + WSPR);
-#endif
-}
-
-/******************************************************
- * Routine: wait_for_command_complete
- * Description: Wait for posting to finish on watchdog
- ******************************************************/
-void wait_for_command_complete(unsigned int wd_base)
-{
- int pending = 1;
- do {
- pending = __raw_readl(wd_base + WWPS);
- } while (pending);
-}
-
-/*******************************************************************
- * Routine:board_eth_init
- * Description: take the Ethernet controller out of reset and wait
- * for the EEPROM load to complete.
- ******************************************************************/
-int board_eth_init(bd_t *bis)
-{
- int rc = 0;
-#ifdef CONFIG_LAN91C96
- int cnt = 20;
-
- __raw_writeb(0x03, OMAP2420_CTRL_BASE + 0x0f2); /*protect->gpio74 */
-
- __raw_writew(0x0, LAN_RESET_REGISTER);
- do {
- __raw_writew(0x1, LAN_RESET_REGISTER);
- udelay(100);
- if (cnt == 0)
- goto eth_reset_err_out;
- --cnt;
- } while (__raw_readw(LAN_RESET_REGISTER) != 0x1);
-
- cnt = 20;
-
- do {
- __raw_writew(0x0, LAN_RESET_REGISTER);
- udelay(100);
- if (cnt == 0)
- goto eth_reset_err_out;
- --cnt;
- } while (__raw_readw(LAN_RESET_REGISTER) != 0x0000);
- udelay(1000);
-
- mask_config_reg(ETH_CONTROL_REG, 0x01);
- udelay(1000);
- rc = lan91c96_initialize(0, CONFIG_LAN91C96_BASE);
-eth_reset_err_out:
-#endif
- return rc;
-}
-
-/**********************************************
- * Routine: dram_init
- * Description: sets uboots idea of sdram size
- **********************************************/
-int dram_init(void)
-{
- unsigned int size;
- u32 mtype, btype;
-#define NOT_EARLY 0
-
- btype = get_board_type();
- mtype = get_mem_type();
-
- display_board_info(btype);
-
- if ((mtype == DDR_COMBO) || (mtype == DDR_STACKED)) {
- /* init other chip select */
- do_sdrc_init(SDRC_CS1_OSET, NOT_EARLY);
- }
-
- size = get_sdr_cs_size(SDRC_CS0_OSET);
-
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = size;
-#if CONFIG_NR_DRAM_BANKS > 1
- size = get_sdr_cs_size(SDRC_CS1_OSET);
-
- gd->bd->bi_dram[1].start = gd->bd->bi_dram[0].start +
- gd->bd->bi_dram[0].size;
- gd->bd->bi_dram[1].size = size;
-#endif
-
- return 0;
-}
-
-/**********************************************************
- * Routine: set_muxconf_regs
- * Description: Setting up the configuration Mux registers
- * specific to the hardware
- *********************************************************/
-void set_muxconf_regs(void)
-{
- muxSetupSDRC();
- muxSetupGPMC();
- muxSetupUsb0(); /* USB Device */
- muxSetupUsbHost(); /* USB Host */
- muxSetupUART1();
- muxSetupLCD();
- muxSetupMMCSD();
- muxSetupTouchScreen();
-}
-
-/*****************************************************************
- * Routine: peripheral_enable
- * Description: Enable the clks & power for perifs (GPT2, UART1,...)
- ******************************************************************/
-void peripheral_enable(void)
-{
- unsigned int v, if_clks = 0, func_clks = 0;
-
- /* Enable GP2 timer. */
- if_clks |= BIT4 | BIT3;
- func_clks |= BIT4 | BIT3;
- /* Sys_clk input OMAP2420_GPT2 */
- v = __raw_readl(CM_CLKSEL2_CORE) | 0x4 | 0x2;
- __raw_writel(v, CM_CLKSEL2_CORE);
- __raw_writel(0x1, CM_CLKSEL_WKUP);
-
-#ifdef CONFIG_SYS_NS16550
- /* Enable UART1 clock */
- func_clks |= BIT21;
- if_clks |= BIT21;
-#endif
- /* Interface clocks on */
- v = __raw_readl(CM_ICLKEN1_CORE) | if_clks;
- __raw_writel(v, CM_ICLKEN1_CORE);
- /* Functional Clocks on */
- v = __raw_readl(CM_FCLKEN1_CORE) | func_clks;
- __raw_writel(v, CM_FCLKEN1_CORE);
- delay(1000);
-
-#ifndef KERNEL_UPDATED
- {
-#define V1 0xffffffff
-#define V2 0x00000007
-
- __raw_writel(V1, CM_FCLKEN1_CORE);
- __raw_writel(V2, CM_FCLKEN2_CORE);
- __raw_writel(V1, CM_ICLKEN1_CORE);
- __raw_writel(V1, CM_ICLKEN2_CORE);
- }
-#endif
-}
-
-/****************************************
- * Routine: muxSetupUsb0 (ostboot)
- * Description: Setup usb muxing
- *****************************************/
-void muxSetupUsb0(void)
-{
- mask_config_reg(CONTROL_PADCONF_USB0_PUEN, 0x1f);
- mask_config_reg(CONTROL_PADCONF_USB0_VP, 0x1f);
- mask_config_reg(CONTROL_PADCONF_USB0_VM, 0x1f);
- mask_config_reg(CONTROL_PADCONF_USB0_RCV, 0x1f);
- mask_config_reg(CONTROL_PADCONF_USB0_TXEN, 0x1f);
- mask_config_reg(CONTROL_PADCONF_USB0_SE0, 0x1f);
- mask_config_reg(CONTROL_PADCONF_USB0_DAT, 0x1f);
-}
-
-/****************************************
- * Routine: muxSetupUSBHost (ostboot)
- * Description: Setup USB Host muxing
- *****************************************/
-void muxSetupUsbHost(void)
-{
- /* V19 */
- write_config_reg(CONTROL_PADCONF_USB1_RCV, 1);
- /* W20 */
- write_config_reg(CONTROL_PADCONF_USB1_TXEN, 1);
- /* N14 */
- write_config_reg(CONTROL_PADCONF_GPIO69, 3);
- /* P15 */
- write_config_reg(CONTROL_PADCONF_GPIO70, 3);
- /* L18 */
- write_config_reg(CONTROL_PADCONF_GPIO102, 3);
- /* L19 */
- write_config_reg(CONTROL_PADCONF_GPIO103, 3);
- /* K15 */
- write_config_reg(CONTROL_PADCONF_GPIO104, 3);
- /* K14 */
- write_config_reg(CONTROL_PADCONF_GPIO105, 3);
-}
-
-/****************************************
- * Routine: muxSetupUART1 (ostboot)
- * Description: Set up uart1 muxing
- *****************************************/
-void muxSetupUART1(void)
-{
- /* UART1_CTS pin configuration, PIN = D21, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_UART1_CTS, 0);
- /* UART1_RTS pin configuration, PIN = H21, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_UART1_RTS, 0);
- /* UART1_TX pin configuration, PIN = L20, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_UART1_TX, 0);
- /* UART1_RX pin configuration, PIN = T21, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_UART1_RX, 0);
-}
-
-/****************************************
- * Routine: muxSetupLCD (ostboot)
- * Description: Setup lcd muxing
- *****************************************/
-void muxSetupLCD(void)
-{
- /* LCD_D0 pin configuration, PIN = Y7, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D0, 0);
- /* LCD_D1 pin configuration, PIN = P10 , Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D1, 0);
- /* LCD_D2 pin configuration, PIN = V8, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D2, 0);
- /* LCD_D3 pin configuration, PIN = Y8, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D3, 0);
- /* LCD_D4 pin configuration, PIN = W8, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D4, 0);
- /* LCD_D5 pin configuration, PIN = R10, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D5, 0);
- /* LCD_D6 pin configuration, PIN = Y9, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D6, 0);
- /* LCD_D7 pin configuration, PIN = V9, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D7, 0);
- /* LCD_D8 pin configuration, PIN = W9, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D8, 0);
- /* LCD_D9 pin configuration, PIN = P11, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D9, 0);
- /* LCD_D10 pin configuration, PIN = V10, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D10, 0);
- /* LCD_D11 pin configuration, PIN = Y10, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D11, 0);
- /* LCD_D12 pin configuration, PIN = W10, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D12, 0);
- /* LCD_D13 pin configuration, PIN = R11, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D13, 0);
- /* LCD_D14 pin configuration, PIN = V11, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D14, 0);
- /* LCD_D15 pin configuration, PIN = W11, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D15, 0);
- /* LCD_D16 pin configuration, PIN = P12, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D16, 0);
- /* LCD_D17 pin configuration, PIN = R12, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_D17, 0);
- /* LCD_PCLK pin configuration, PIN = W6, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_PCLK, 0);
- /* LCD_VSYNC pin configuration, PIN = V7, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_VSYNC, 0);
- /* LCD_HSYNC pin configuration, PIN = Y6, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_HSYNC, 0);
- /* LCD_ACBIAS pin configuration, PIN = W7, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_DSS_ACBIAS, 0);
-}
-
-/****************************************
- * Routine: muxSetupMMCSD (ostboot)
- * Description: set up MMC muxing
- *****************************************/
-void muxSetupMMCSD(void)
-{
- /* SDMMC_CLKI pin configuration, PIN = H15, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_CLKI, 0);
- /* SDMMC_CLKO pin configuration, PIN = G19, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_CLKO, 0);
- /* SDMMC_CMD pin configuration, PIN = H18, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_CMD, 0);
- /* SDMMC_DAT0 pin configuration, PIN = F20, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT0, 0);
- /* SDMMC_DAT1 pin configuration, PIN = H14, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT1, 0);
- /* SDMMC_DAT2 pin configuration, PIN = E19, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT2, 0);
- /* SDMMC_DAT3 pin configuration, PIN = D19, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT3, 0);
- /* SDMMC_DDIR0 pin configuration, PIN = F19, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR0, 0);
- /* SDMMC_DDIR1 pin configuration, PIN = E20, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR1, 0);
- /* SDMMC_DDIR2 pin configuration, PIN = F18, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR2, 0);
- /* SDMMC_DDIR3 pin configuration, PIN = E18, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR3, 0);
- /* SDMMC_CDIR pin configuration, PIN = G18, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_MMC_CMD_DIR, 0);
-}
-
-/******************************************
- * Routine: muxSetupTouchScreen (ostboot)
- * Description: Set up touch screen muxing
- *******************************************/
-void muxSetupTouchScreen(void)
-{
- /* SPI1_CLK pin configuration, PIN = U18, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_SPI1_CLK, 0);
- /* SPI1_MOSI pin configuration, PIN = V20, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_SPI1_SIMO, 0);
- /* SPI1_MISO pin configuration, PIN = T18, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_SPI1_SOMI, 0);
- /* SPI1_nCS0 pin configuration, PIN = U19, Mode = 0, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_SPI1_NCS0, 0);
-#define CONTROL_PADCONF_GPIO85 CONTROL_PADCONF_SPI1_NCS1
- /* PEN_IRQ pin configuration, PIN = N15, Mode = 3, PUPD=Disabled */
- write_config_reg(CONTROL_PADCONF_GPIO85, 3);
-}
-
-/***************************************************************
- * Routine: muxSetupGPMC (ostboot)
- * Description: Configures balls which cam up in protected mode
- ***************************************************************/
-void muxSetupGPMC(void)
-{
- /* gpmc_io_dir, MCR */
- volatile unsigned int *MCR = (unsigned int *) 0x4800008C;
- *MCR = 0x19000000;
-
- /* NOR FLASH CS0 */
- /* signal - Gpmc_clk; pin - J4; offset - 0x0088; mode 0; Byte-3 */
- write_config_reg(CONTROL_PADCONF_GPMC_D2_BYTE3, 0);
- /* MPDB(Multi Port Debug Port) CS1 */
- /* signal - gpmc_ncs1; pin - N8; offset - 0x008D; mode 0; Byte-1 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE1, 0);
- /* signal - Gpmc_ncs2; pin - E2; offset - 0x008E; mode 0; Byte-2 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE2, 0);
- /* signal - Gpmc_ncs3; pin - N2; offset - 0x008F; mode 0; Byte-3 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE3, 0);
- /* signal - Gpmc_ncs4; pin - ??; offset - 0x0090; mode 0; Byte-4 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE4, 0);
- /* signal - Gpmc_ncs5; pin - ??; offset - 0x0091; mode 0; Byte-5 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE5, 0);
- /* signal - Gpmc_ncs6; pin - ??; offset - 0x0092; mode 0; Byte-6 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE6, 0);
- /* signal - Gpmc_ncs7; pin - ??; offset - 0x0093; mode 0; Byte-7 */
- write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE7, 0);
-}
-
-/****************************************************************
- * Routine: muxSetupSDRC (ostboot)
- * Description: Configures balls which come up in protected mode
- ****************************************************************/
-void muxSetupSDRC(void)
-{
- /* It's set by IPL */
-}
+++ /dev/null
-#
-# (C) Copyright 2005-2007
-# Samsung Electronics
-#
-# Samsung December board with OMAP2420 (ARM1136) cpu
-# see http://www.ti.com/ for more information on Texas Instruments
-#
-# December has 1 bank of 128MB mDDR-SDRAM on CS0
-# December has 1 bank of 00MB mDDR-SDRAM on CS1
-# Physical Address:
-# 8000'0000 (bank0)
-# A000/0000 (bank1) ES2 will be configurable
-# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000
-# (mem base + reserved)
-# For use with external or internal boots.
-CONFIG_SYS_TEXT_BASE = 0x83e80000
-
-# Used with full SRAM boot.
-# This is either with a GP system or a signed boot image.
-# easiest, and safest way to go if you can.
-#CONFIG_SYS_TEXT_BASE = 0x40270000
-
-# Handy to get symbols to debug ROM version.
-#CONFIG_SYS_TEXT_BASE = 0x0
-#CONFIG_SYS_TEXT_BASE = 0x08000000
+++ /dev/null
-/*
- * Board specific setup info
- *
- * (C) Copyright 2005-2007
- * Samsung Electronics,
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/arch/omap2420.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/clocks.h>
-#include "mem.h"
-
-#define APOLLON_CS0_BASE 0x00000000
-
-#ifdef PRCM_CONFIG_I
-#define SDRC_ACTIM_CTRLA_0_VAL 0x7BA35907
-#define SDRC_ACTIM_CTRLB_0_VAL 0x00000013
-#define SDRC_RFR_CTRL_0_VAL 0x00044C01
-#elif defined(PRCM_CONFIG_II)
-#define SDRC_ACTIM_CTRLA_0_VAL 0x4A59B485
-#define SDRC_ACTIM_CTRLB_0_VAL 0x0000000C
-#define SDRC_RFR_CTRL_0_VAL 0x00030001
-#endif
-
-#define SDRAM_BASE_ADDRESS 0x80008000
-
-_TEXT_BASE:
- .word CONFIG_SYS_TEXT_BASE /* sdram load addr from config.mk */
-
-.globl lowlevel_init
-lowlevel_init:
-
-#ifdef CONFIG_SYS_NOR_BOOT
- /* Check running in SDRAM */
- mov r0, pc, lsr #28
- cmp r0, #8
- beq prcm_setup
-
-flash_setup:
- /* In Flash */
- ldr r0, =WD2_BASE
- ldr r1, =WD_UNLOCK1
- str r1, [r0, #WSPR]
-
- ldr r1, =WD_UNLOCK2
- str r1, [r0, #WSPR]
-
- /* Pin muxing for SDRC */
- mov r1, #0x00
- ldr r0, =0x480000A1 /* ball C12, mode 0 */
- strb r1, [r0]
-
- ldr r0, =0x48000032 /* ball D11, mode 0 */
- strb r1, [r0]
-
- ldr r0, =0x480000A3 /* ball B13, mode 0 */
- strb r1, [r0]
-
- /* SDRC setting */
- ldr r0, =OMAP2420_SDRC_BASE
- ldr r1, =0x00000010
- str r1, [r0, #0x10]
-
- ldr r1, =0x00000100
- str r1, [r0, #0x44]
-
- /* SDRC CS0 configuration */
- ldr r1, =0x00d04011
- str r1, [r0, #0x80]
-
- ldr r1, =SDRC_ACTIM_CTRLA_0_VAL
- str r1, [r0, #0x9C]
-
- ldr r1, =SDRC_ACTIM_CTRLB_0_VAL
- str r1, [r0, #0xA0]
-
- ldr r1, =SDRC_RFR_CTRL_0_VAL
- str r1, [r0, #0xA4]
-
- ldr r1, =0x00000041
- str r1, [r0, #0x70]
-
- /* Manual command sequence */
- ldr r1, =0x00000007
- str r1, [r0, #0xA8]
-
- ldr r1, =0x00000000
- str r1, [r0, #0xA8]
-
- ldr r1, =0x00000001
- str r1, [r0, #0xA8]
-
- ldr r1, =0x00000002
- str r1, [r0, #0xA8]
- str r1, [r0, #0xA8]
-
- /*
- * CS0 SDRC Mode register
- * Burst length = 4 - DDR memory
- * Serial mode
- * CAS latency = 3
- */
- ldr r1, =0x00000032
- str r1, [r0, #0x84]
-
- /* Note: You MUST set EMR values */
- /* EMR1 & EMR2 */
- ldr r1, =0x00000000
- str r1, [r0, #0x88]
- str r1, [r0, #0x8C]
-
-#ifdef OLD_SDRC_DLLA_CTRL
- /* SDRC_DLLA_CTRL */
- ldr r1, =0x00007306
- str r1, [r0, #0x60]
-
- ldr r1, =0x00007303
- str r1, [r0, #0x60]
-#else
- /* SDRC_DLLA_CTRL */
- ldr r1, =0x00000506
- str r1, [r0, #0x60]
-
- ldr r1, =0x00000503
- str r1, [r0, #0x60]
-#endif
-
-#ifdef __BROKEN_FEATURE__
- /* SDRC_DLLB_CTRL */
- ldr r1, =0x00000506
- str r1, [r0, #0x68]
-
- ldr r1, =0x00000503
- str r1, [r0, #0x68]
-#endif
-
- /* little delay after init */
- mov r2, #0x1800
-1:
- subs r2, r2, #0x1
- bne 1b
-
- /* Setup base address */
- ldr r0, =0x00000000 /* NOR address */
- ldr r1, =SDRAM_BASE_ADDRESS /* SDRAM address */
- ldr r2, =0x20000 /* Size: 128KB */
-
-copy_loop:
- ldmia r0!, {r3-r10}
- stmia r1!, {r3-r10}
- cmp r0, r2
- ble copy_loop
-
- ldr r1, =SDRAM_BASE_ADDRESS
- mov lr, pc
- mov pc, r1
-#endif
-
-prcm_setup:
- ldr r0, =OMAP2420_CM_BASE
- ldr r1, [r0, #0x544] /* CLKSEL2_PLL */
- bic r1, r1, #0x03
- orr r1, r1, #0x02
- str r1, [r0, #0x544]
-
- ldr r1, [r0, #0x500]
- bic r1, r1, #0x03
- orr r1, r1, #0x01
- str r1, [r0, #0x500]
-
- ldr r1, [r0, #0x140]
- bic r1, r1, #0x1f
- orr r1, r1, #0x02
- str r1, [r0, #0x140]
-
-#ifdef PRCM_CONFIG_I
- ldr r1, =0x000003C3
-#else
- ldr r1, =0x00000343
-#endif
- str r1, [r0, #0x840]
-
- ldr r1, =0x00000002
- str r1, [r0, #0x340]
-
- ldr r1, =CM_CLKSEL1_CORE
-#ifdef PRCM_CONFIG_I
- ldr r2, =0x08300C44
-#else
- ldr r2, =0x04600C26
-#endif
- str r2, [r1]
-
- ldr r0, =OMAP2420_CM_BASE
- ldr r1, [r0, #0x084]
- and r1, r1, #0x01
- cmp r1, #0x01
- bne clkvalid
-
- b .
-
-clkvalid:
- mov r1, #0x01
- str r1, [r0, #0x080]
-
-waitvalid:
- ldr r1, [r0, #0x084]
- and r1, r1, #0x01
- cmp r1, #0x00
- bne waitvalid
-
- ldr r0, =CM_CLKSEL1_PLL
-#ifdef PRCM_CONFIG_I
- ldr r1, =0x01837100
-#else
- ldr r1, =0x01832100
-#endif
- str r1, [r0]
-
- ldr r0, =PRCM_CLKCFG_CTRL
- mov r1, #0x01
- str r1, [r0]
- mov r6, #0x50
-loop1:
- subs r6, r6, #0x01
- cmp r6, #0x01
- bne loop1
-
- ldr r0, =CM_CLKEN_PLL
- mov r1, #0x0f
- str r1, [r0]
-
- mov r6, #0x100
-loop2:
- subs r6, r6, #0x01
- cmp r6, #0x01
- bne loop2
-
- ldr r0, =0x48008200
- ldr r1, =0xbfffffff
- str r1, [r0]
-
- ldr r0, =0x48008210
- ldr r1, =0xfffffff9
- str r1, [r0]
-
- ldr r0, =0x4806a004
- ldr r1, =0x00
- strb r1, [r0]
-
- ldr r0, =0x4806a020
- ldr r1, =0x07
- strb r1, [r0]
-
- ldr r0, =0x4806a00c
- ldr r1, =0x83
- strb r1, [r0]
-
- ldr r0, =0x4806a000
- ldr r1, =0x1a
- strb r1, [r0]
-
- ldr r0, =0x4806a004
- ldr r1, =0x00
- strb r1, [r0]
-
- ldr r0, =0x4806a00c
- ldr r1, =0x03
- strb r1, [r0]
-
- ldr r0, =0x4806a010
- ldr r1, =0x03
- strb r1, [r0]
-
- ldr r0, =0x4806a008
- ldr r1, =0x04
- strb r1, [r0]
-
- ldr r0, =0x4806a020
- ldr r1, =0x00
- strb r1, [r0]
-
-#if 0
- ldr r0, =0x4806a000
- mov r1, #'u'
- strb r1, [r0]
-#endif
-
-#if 0
- /* LED0 OFF */
- ldr r3, =0x480000E5
- mov r4, #0x0b
- strb r4, [r3]
-#endif
-
- ldr sp, SRAM_STACK
- str ip, [sp] /* stash old link register */
- mov ip, lr /* save link reg across call */
- bl s_init /* go setup pll,mux,memory */
- ldr ip, [sp] /* restore save ip */
- mov lr, ip /* restore link reg */
-
- /* map interrupt controller */
- ldr r0, VAL_INTH_SETUP
- mcr p15, 0, r0, c15, c2, 4
-
- /* back to arch calling code */
- mov pc, lr
-
- /* the literal pools origin */
- .ltorg
-
-VAL_INTH_SETUP:
- .word PERIFERAL_PORT_BASE
-SRAM_STACK:
- .word LOW_LEVEL_SRAM_STACK
+++ /dev/null
-/*
- * (C) Copyright 2005-2007
- * Samsung Electronics,
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Derived from omap2420
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/omap2420.h>
-#include <asm/io.h>
-#include <asm/arch/bits.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/clocks.h>
-#include <asm/arch/sys_proto.h>
-#include <asm/arch/sys_info.h>
-
-#include "mem.h"
-
-/************************************************************
- * sdelay() - simple spin loop. Will be constant time as
- * its generally used in 12MHz bypass conditions only. This
- * is necessary until timers are accessible.
- *
- * not inline to increase chances its in cache when called
- *************************************************************/
-void sdelay(unsigned long loops)
-{
- __asm__("1:\n" "subs %0, %1, #1\n"
- "bne 1b":"=r" (loops):"0"(loops));
-}
-
-/********************************************************************
- * prcm_init() - inits clocks for PRCM as defined in clocks.h
- * (config II default).
- * -- called from SRAM, or Flash (using temp SRAM stack).
- ********************************************************************/
-void prcm_init(void) { }
-
-/**************************************************************************
- * make_cs1_contiguous() - for es2 and above remap cs1 behind cs0 to allow
- * command line mem=xyz use all memory with out discontigious support
- * compiled in. Could do it at the ATAG, but there really is two banks...
- * Called as part of 2nd phase DDR init.
- **************************************************************************/
-void make_cs1_contiguous(void)
-{
- u32 size, a_add_low, a_add_high;
-
- size = get_sdr_cs_size(SDRC_CS0_OSET);
- size /= SZ_32M; /* find size to offset CS1 */
- a_add_high = (size & 3) << 8; /* set up low field */
- a_add_low = (size & 0x3C) >> 2; /* set up high field */
- __raw_writel((a_add_high | a_add_low), SDRC_CS_CFG);
-
-}
-
-/********************************************************
- * mem_ok() - test used to see if timings are correct
- * for a part. Helps in gussing which part
- * we are currently using.
- *******************************************************/
-u32 mem_ok(void)
-{
- u32 val1, val2;
- u32 pattern = 0x12345678;
-
- /* clear pos A */
- __raw_writel(0x0, OMAP2420_SDRC_CS0 + 0x400);
- /* pattern to pos B */
- __raw_writel(pattern, OMAP2420_SDRC_CS0);
- /* remove pattern off the bus */
- __raw_writel(0x0, OMAP2420_SDRC_CS0 + 4);
- /* get pos A value */
- val1 = __raw_readl(OMAP2420_SDRC_CS0 + 0x400);
- val2 = __raw_readl(OMAP2420_SDRC_CS0); /* get val2 */
-
- /* see if pos A value changed */
- if ((val1 != 0) || (val2 != pattern))
- return (0);
- else
- return (1);
-}
-
-/********************************************************
- * sdrc_init() - init the sdrc chip selects CS0 and CS1
- * - early init routines, called from flash or
- * SRAM.
- *******************************************************/
-void sdrc_init(void)
-{
-#define EARLY_INIT 1
- /* only init up first bank here */
- do_sdrc_init(SDRC_CS0_OSET, EARLY_INIT);
-}
-
-/*************************************************************************
- * do_sdrc_init(): initialize the SDRAM for use.
- * -called from low level code with stack only.
- * -code sets up SDRAM timing and muxing for 2422 or 2420.
- * -optimal settings can be placed here, or redone after i2c
- * inspection of board info
- *
- * This is a bit ugly, but should handle all memory moduels
- * used with the APOLLON. The first time though this code from s_init()
- * we configure the first chip select. Later on we come back and
- * will configure the 2nd chip select if it exists.
- *
- **************************************************************************/
-void do_sdrc_init(u32 offset, u32 early)
-{
-}
-
-/*****************************************************
- * gpmc_init(): init gpmc bus
- * Init GPMC for x16, MuxMode (SDRAM in x32).
- * This code can only be executed from SRAM or SDRAM.
- *****************************************************/
-void gpmc_init(void)
-{
- u32 mux = 0, mtype, mwidth, rev, tval;
-
- rev = get_cpu_rev();
- if (rev == CPU_2420_2422_ES1)
- tval = 1;
- else
- tval = 0; /* disable bit switched meaning */
-
- /* global settings */
- __raw_writel(0x10, GPMC_SYSCONFIG); /* smart idle */
- __raw_writel(0x0, GPMC_IRQENABLE); /* isr's sources masked */
- __raw_writel(tval, GPMC_TIMEOUT_CONTROL); /* timeout disable */
-#ifdef CONFIG_SYS_NAND_BOOT
- /* set nWP, disable limited addr */
- __raw_writel(0x001, GPMC_CONFIG);
-#else
- /* set nWP, disable limited addr */
- __raw_writel(0x111, GPMC_CONFIG);
-#endif
-
- /* discover bus connection from sysboot */
- if (is_gpmc_muxed() == GPMC_MUXED)
- mux = BIT9;
- mtype = get_gpmc0_type();
- mwidth = get_gpmc0_width();
-
- /* setup cs0 */
- __raw_writel(0x0, GPMC_CONFIG7_0); /* disable current map */
- sdelay(1000);
-
-#ifdef CONFIG_SYS_NOR_BOOT
- __raw_writel(APOLLON_24XX_GPMC_CONFIG1_3, GPMC_CONFIG1_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG2_3, GPMC_CONFIG2_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG3_3, GPMC_CONFIG3_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG4_3, GPMC_CONFIG4_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG5_3, GPMC_CONFIG5_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG6_3, GPMC_CONFIG6_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG7_3, GPMC_CONFIG7_0);
-#else
- __raw_writel(APOLLON_24XX_GPMC_CONFIG1_0 | mux | mtype | mwidth,
- GPMC_CONFIG1_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_0);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_0);
-#endif
- sdelay(2000);
-
- /* setup cs1 */
- __raw_writel(0, GPMC_CONFIG7_1); /* disable any mapping */
- sdelay(1000);
-
- __raw_writel(APOLLON_24XX_GPMC_CONFIG1_1, GPMC_CONFIG1_1);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG2_1, GPMC_CONFIG2_1);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG3_1, GPMC_CONFIG3_1);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG4_1, GPMC_CONFIG4_1);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG5_1, GPMC_CONFIG5_1);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG6_1, GPMC_CONFIG6_1);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG7_1, GPMC_CONFIG7_1);
- sdelay(2000);
-
- /* setup cs2 */
- __raw_writel(0x0, GPMC_CONFIG7_2); /* disable current map */
- sdelay(1000);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG1_0 | mux | mtype | mwidth,
- GPMC_CONFIG1_2);
- /* It's same as cs 0 */
- __raw_writel(APOLLON_24XX_GPMC_CONFIG2_0, GPMC_CONFIG2_2);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG3_0, GPMC_CONFIG3_2);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG4_0, GPMC_CONFIG4_2);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG5_0, GPMC_CONFIG5_2);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG6_0, GPMC_CONFIG6_2);
-#ifdef CONFIG_SYS_NOR_BOOT
- __raw_writel(APOLLON_24XX_GPMC_CONFIG7_0, GPMC_CONFIG7_2);
-#else
- __raw_writel(APOLLON_24XX_GPMC_CONFIG7_2, GPMC_CONFIG7_2);
-#endif
-
-#ifndef CONFIG_SYS_NOR_BOOT
- /* setup cs3 */
- __raw_writel(0, GPMC_CONFIG7_3); /* disable any mapping */
- sdelay(1000);
-
- __raw_writel(APOLLON_24XX_GPMC_CONFIG1_3, GPMC_CONFIG1_3);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG2_3, GPMC_CONFIG2_3);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG3_3, GPMC_CONFIG3_3);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG4_3, GPMC_CONFIG4_3);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG5_3, GPMC_CONFIG5_3);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG6_3, GPMC_CONFIG6_3);
- __raw_writel(APOLLON_24XX_GPMC_CONFIG7_3, GPMC_CONFIG7_3);
-#endif
-
-#ifndef ASYNC_NOR
- __raw_writew(0xaa, (APOLLON_CS3_BASE + 0xaaa));
- __raw_writew(0x55, (APOLLON_CS3_BASE + 0x554));
- __raw_writew(0xc0, (APOLLON_CS3_BASE | SYNC_NOR_VALUE));
-#endif
- sdelay(2000);
-}
+++ /dev/null
-/*
- * (C) Copyright 2005-2007
- * Samsung Electronics,
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef _APOLLON_OMAP24XX_MEM_H_
-#define _APOLLON_OMAP24XX_MEM_H_
-
-/* Slower full frequency range default timings for x32 operation*/
-#define APOLLON_2420_SDRC_SHARING 0x00000100
-#define APOLLON_2420_SDRC_MDCFG_0_DDR 0x00d04011
-#define APOLLON_2420_SDRC_MR_0_DDR 0x00000032
-
-/* optimized timings good for current shipping parts */
-#define APOLLON_242X_SDRC_ACTIM_CTRLA_0_100MHz 0x4A59B485
-#define APOLLON_242X_SDRC_ACTIM_CTRLB_0_100MHz 0x0000000C
-
-#define APOLLON_242X_SDRC_ACTIM_CTRLA_0_166MHz 0x7BA35907
-#define APOLLON_242X_SDRC_ACTIM_CTRLB_0_166MHz 0x00000013
-
-#define APOLLON_242X_SDRC_RFR_CTRL_100MHz 0x00030001
-#define APOLLON_242X_SDRC_RFR_CTRL_166MHz 0x00044C01
-
-#define APOLLON_242x_SDRC_DLLAB_CTRL_100MHz 0x00007306
-#define APOLLON_242x_SDRC_DLLAB_CTRL_166MHz 0x00000506
-
-#ifdef PRCM_CONFIG_I
-#define APOLLON_2420_SDRC_ACTIM_CTRLA_0 APOLLON_242X_SDRC_ACTIM_CTRLA_0_166MHz
-#define APOLLON_2420_SDRC_ACTIM_CTRLB_0 APOLLON_242X_SDRC_ACTIM_CTRLB_0_166MHz
-#define APOLLON_2420_SDRC_RFR_CTRL APOLLON_242X_SDRC_RFR_CTRL_166MHz
-#define APOLLON_2420_SDRC_DLLAB_CTRL APOLLON_242x_SDRC_DLLAB_CTRL_166MHz
-#elif PRCM_CONFIG_II
-#define APOLLON_2420_SDRC_ACTIM_CTRLA_0 APOLLON_242X_SDRC_ACTIM_CTRLA_0_100MHz
-#define APOLLON_2420_SDRC_ACTIM_CTRLB_0 APOLLON_242X_SDRC_ACTIM_CTRLB_0_100MHz
-#define APOLLON_2420_SDRC_RFR_CTRL APOLLON_242X_SDRC_RFR_CTRL_100MHz
-#define APOLLON_2420_SDRC_DLLAB_CTRL APOLLON_242x_SDRC_DLLAB_CTRL_100MHz
-#endif
-
-/* GPMC settings */
-#ifdef PRCM_CONFIG_I /* L3 at 165MHz */
-/* CS0: OneNAND */
-# define APOLLON_24XX_GPMC_CONFIG1_0 0x00000001
-# define APOLLON_24XX_GPMC_CONFIG2_0 0x000c1000
-# define APOLLON_24XX_GPMC_CONFIG3_0 0x00030400
-# define APOLLON_24XX_GPMC_CONFIG4_0 0x0b841006
-# define APOLLON_24XX_GPMC_CONFIG5_0 0x020f0c11
-# define APOLLON_24XX_GPMC_CONFIG6_0 0x00000000
-# define APOLLON_24XX_GPMC_CONFIG7_0 (0x00000e40|(APOLLON_CS0_BASE >> 24))
-
-/* CS1: Ethernet */
-# define APOLLON_24XX_GPMC_CONFIG1_1 0x00011203
-# define APOLLON_24XX_GPMC_CONFIG2_1 0x001F1F01
-# define APOLLON_24XX_GPMC_CONFIG3_1 0x00080803
-# define APOLLON_24XX_GPMC_CONFIG4_1 0x1C0b1C0a
-# define APOLLON_24XX_GPMC_CONFIG5_1 0x041F1F1F
-# define APOLLON_24XX_GPMC_CONFIG6_1 0x000004C4
-# define APOLLON_24XX_GPMC_CONFIG7_1 (0x00000F40|(APOLLON_CS1_BASE >> 24))
-
-/* CS2: OneNAND */
-/* It's same as CS0 */
-# define APOLLON_24XX_GPMC_CONFIG7_2 (0x00000e40|(APOLLON_CS2_BASE >> 24))
-
-/* CS3: NOR */
-#ifdef ASYNC_NOR
-# define APOLLON_24XX_GPMC_CONFIG1_3 0x00021201
-# define APOLLON_24XX_GPMC_CONFIG2_3 0x00121601
-# define APOLLON_24XX_GPMC_CONFIG3_3 0x00040401
-# define APOLLON_24XX_GPMC_CONFIG4_3 0x12061605
-# define APOLLON_24XX_GPMC_CONFIG5_3 0x01151317
-#else
-# define SYNC_NOR_VALUE 0x24aaa
-# define APOLLON_24XX_GPMC_CONFIG1_3 0xe5011211
-# define APOLLON_24XX_GPMC_CONFIG2_3 0x00090b01
-# define APOLLON_24XX_GPMC_CONFIG3_3 0x00020201
-# define APOLLON_24XX_GPMC_CONFIG4_3 0x09030b03
-# define APOLLON_24XX_GPMC_CONFIG5_3 0x010a0a0c
-#endif /* ASYNC_NOR */
-# define APOLLON_24XX_GPMC_CONFIG6_3 0x00000000
-# define APOLLON_24XX_GPMC_CONFIG7_3 (0x00000e40|(APOLLON_CS3_BASE >> 24))
-#endif /* endif PRCM_CONFIG_I */
-
-#ifdef PRCM_CONFIG_II /* L3 at 100MHz */
-/* CS0: OneNAND */
-# define APOLLON_24XX_GPMC_CONFIG1_0 0x00000001
-# define APOLLON_24XX_GPMC_CONFIG2_0 0x00081080
-# define APOLLON_24XX_GPMC_CONFIG3_0 0x00030300
-# define APOLLON_24XX_GPMC_CONFIG4_0 0x08041004
-# define APOLLON_24XX_GPMC_CONFIG5_0 0x020b0910
-# define APOLLON_24XX_GPMC_CONFIG6_0 0x00000000
-# define APOLLON_24XX_GPMC_CONFIG7_0 (0x00000C40|(APOLLON_CS0_BASE >> 24))
-
-/* CS1: ethernet */
-# define APOLLON_24XX_GPMC_CONFIG1_1 0x00401203
-# define APOLLON_24XX_GPMC_CONFIG2_1 0x001F1F01
-# define APOLLON_24XX_GPMC_CONFIG3_1 0x00080803
-# define APOLLON_24XX_GPMC_CONFIG4_1 0x1C091C09
-# define APOLLON_24XX_GPMC_CONFIG5_1 0x041F1F1F
-# define APOLLON_24XX_GPMC_CONFIG6_1 0x000004C4
-# define APOLLON_24XX_GPMC_CONFIG7_1 (0x00000F40|(APOLLON_CS1_BASE >> 24))
-
-/* CS2: OneNAND */
-/* It's same as CS0 */
-# define APOLLON_24XX_GPMC_CONFIG7_2 (0x00000e40|(APOLLON_CS2_BASE >> 24))
-
-/* CS3: NOR */
-#define ASYNC_NOR
-#ifdef ASYNC_NOR
-# define APOLLON_24XX_GPMC_CONFIG1_3 0x00021201
-# define APOLLON_24XX_GPMC_CONFIG2_3 0x00121601
-# define APOLLON_24XX_GPMC_CONFIG3_3 0x00040401
-# define APOLLON_24XX_GPMC_CONFIG4_3 0x12061605
-# define APOLLON_24XX_GPMC_CONFIG5_3 0x01151317
-#else
-# define SYNC_NOR_VALUE 0x24aaa
-# define APOLLON_24XX_GPMC_CONFIG1_3 0xe1001202
-# define APOLLON_24XX_GPMC_CONFIG2_3 0x00151501
-# define APOLLON_24XX_GPMC_CONFIG3_3 0x00050501
-# define APOLLON_24XX_GPMC_CONFIG4_3 0x0e070e07
-# define APOLLON_24XX_GPMC_CONFIG5_3 0x01131F1F
-#endif /* ASYNC_NOR */
-# define APOLLON_24XX_GPMC_CONFIG6_3 0x00000000
-# define APOLLON_24XX_GPMC_CONFIG7_3 (0x00000C40|(APOLLON_CS3_BASE >> 24))
-#endif /* endif PRCM_CONFIG_II */
-
-#ifdef PRCM_CONFIG_III /* L3 at 133MHz */
-# ifdef CONFIG_SYS_NAND_BOOT
-# define APOLLON_24XX_GPMC_CONFIG1_0 0x0
-# define APOLLON_24XX_GPMC_CONFIG2_0 0x00141400
-# define APOLLON_24XX_GPMC_CONFIG3_0 0x00141400
-# define APOLLON_24XX_GPMC_CONFIG4_0 0x0F010F01
-# define APOLLON_24XX_GPMC_CONFIG5_0 0x010C1414
-# define APOLLON_24XX_GPMC_CONFIG6_0 0x00000A80
-# else /* NOR boot */
-# define APOLLON_24XX_GPMC_CONFIG1_0 0x3
-# define APOLLON_24XX_GPMC_CONFIG2_0 0x00151501
-# define APOLLON_24XX_GPMC_CONFIG3_0 0x00060602
-# define APOLLON_24XX_GPMC_CONFIG4_0 0x10081008
-# define APOLLON_24XX_GPMC_CONFIG5_0 0x01131F1F
-# define APOLLON_24XX_GPMC_CONFIG6_0 0x000004c4
-# endif /* endif CONFIG_SYS_NAND_BOOT */
-# define APOLLON_24XX_GPMC_CONFIG7_0 (0x00000C40|(APOLLON_CS0_BASE >> 24))
-# define APOLLON_24XX_GPMC_CONFIG1_1 0x00011000
-# define APOLLON_24XX_GPMC_CONFIG2_1 0x001f1f01
-# define APOLLON_24XX_GPMC_CONFIG3_1 0x00080803
-# define APOLLON_24XX_GPMC_CONFIG4_1 0x1C091C09
-# define APOLLON_24XX_GPMC_CONFIG5_1 0x041f1F1F
-# define APOLLON_24XX_GPMC_CONFIG6_1 0x000004C4
-# define APOLLON_24XX_GPMC_CONFIG7_1 (0x00000F40|(APOLLON_CS1_BASE >> 24))
-#endif /* endif CONFIG_SYS_PRCM_III */
-
-#endif /* endif _APOLLON_OMAP24XX_MEM_H_ */
+++ /dev/null
-/*
- * (C) Copyright 2005-2007
- * Samsung Electronics,
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Derived from omap2420
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/omap2420.h>
-#include <asm/io.h>
-#include <asm/arch/bits.h>
-#include <asm/arch/mem.h> /* get mem tables */
-#include <asm/arch/sys_proto.h>
-#include <asm/arch/sys_info.h>
-#include <i2c.h>
-
-/**************************************************************************
- * get_prod_id() - get id info from chips
- ***************************************************************************/
-static u32 get_prod_id(void)
-{
- u32 p;
- p = __raw_readl(PRODUCTION_ID); /* get production ID */
- return ((p & CPU_242X_PID_MASK) >> 16);
-}
-
-/**************************************************************************
- * get_cpu_type() - low level get cpu type
- * - no C globals yet.
- * - just looking to say if this is a 2422 or 2420 or ...
- * - to start with we will look at switch settings..
- * - 2422 id's same as 2420 for ES1 will rely on H4 board characteristics
- * (mux for 2420, non-mux for 2422).
- ***************************************************************************/
-u32 get_cpu_type(void)
-{
- u32 v;
-
- switch (get_prod_id()) {
- case 1:; /* 2420 */
- case 2:
- return (CPU_2420);
- break; /* 2420 pop */
- case 4:
- return (CPU_2422);
- break;
- case 8:
- return (CPU_2423);
- break;
- default:
- break; /* early 2420/2422's unmarked */
- }
-
- v = __raw_readl(TAP_IDCODE_REG);
- v &= CPU_24XX_ID_MASK;
- /* currently 2420 and 2422 have same id */
- if (v == CPU_2420_CHIPID) {
- if (is_gpmc_muxed() == GPMC_MUXED) /* if mux'ed */
- return (CPU_2420);
- else
- return (CPU_2422);
- } else
- return (CPU_2420); /* don't know, say 2420 */
-}
-
-/******************************************
- * get_cpu_rev(void) - extract version info
- ******************************************/
-u32 get_cpu_rev(void)
-{
- u32 v;
- v = __raw_readl(TAP_IDCODE_REG);
- v = v >> 28;
- return (v + 1); /* currently 2422 and 2420 match up */
-}
-
-/****************************************************
- * is_mem_sdr() - return 1 if mem type in use is SDR
- ****************************************************/
-u32 is_mem_sdr(void)
-{
- volatile u32 *burst = (volatile u32 *)(SDRC_MR_0 + SDRC_CS0_OSET);
- if (*burst == H4_2420_SDRC_MR_0_SDR)
- return (1);
- return (0);
-}
-
-/***********************************************************
- * get_mem_type() - identify type of mDDR part used.
- * 2422 uses stacked DDR, 2 parts CS0/CS1.
- * 2420 may have 1 or 2, no good way to know...only init 1...
- * when eeprom data is up we can select 1 more.
- *************************************************************/
-u32 get_mem_type(void)
-{
- u32 cpu, sdr = is_mem_sdr();
-
- cpu = get_cpu_type();
- if (cpu == CPU_2422 || cpu == CPU_2423)
- return (DDR_STACKED);
-
- if (get_prod_id() == 0x2)
- return (XDR_POP);
-
- if (get_board_type() == BOARD_H4_MENELAUS)
- if (sdr)
- return (SDR_DISCRETE);
- else
- return (DDR_COMBO);
- else if (sdr) /* SDP + SDR kit */
- return (SDR_DISCRETE);
- else
- return (DDR_DISCRETE); /* origional SDP */
-}
-
-/***********************************************************************
- * get_cs0_size() - get size of chip select 0/1
- ************************************************************************/
-u32 get_sdr_cs_size(u32 offset)
-{
- u32 size;
- size = __raw_readl(SDRC_MCFG_0 + offset) >> 8; /* get ram size field */
- size &= 0x2FF; /* remove unwanted bits */
- size *= SZ_2M; /* find size in MB */
- return (size);
-}
-
-/***********************************************************************
- * get_board_type() - get board type based on current production stats.
- * --- NOTE: 2 I2C EEPROMs will someday be populated with proper info.
- * when they are available we can get info from there. This should
- * be correct of all known boards up until today.
- ************************************************************************/
-u32 get_board_type(void)
-{
- return (BOARD_H4_SDP);
-}
-
-/******************************************************************
- * get_sysboot_value() - get init word settings (dip switch on h4)
- ******************************************************************/
-inline u32 get_sysboot_value(void)
-{
- return (0x00000FFF & __raw_readl(CONTROL_STATUS));
-}
-
-/***************************************************************************
- * get_gpmc0_base() - Return current address hardware will be
- * fetching from. The below effectively gives what is correct, its a bit
- * mis-leading compared to the TRM. For the most general case the mask
- * needs to be also taken into account this does work in practice.
- * - for u-boot we currently map:
- * -- 0 to nothing,
- * -- 4 to flash
- * -- 8 to enent
- * -- c to wifi
- ****************************************************************************/
-u32 get_gpmc0_base(void)
-{
- u32 b;
-
- b = __raw_readl(GPMC_CONFIG7_0);
- b &= 0x1F; /* keep base [5:0] */
- b = b << 24; /* ret 0x0b000000 */
- return (b);
-}
-
-/*****************************************************************
- * is_gpmc_muxed() - tells if address/data lines are multiplexed
- *****************************************************************/
-u32 is_gpmc_muxed(void)
-{
- u32 mux;
- mux = get_sysboot_value();
- if ((mux & (BIT0 | BIT1 | BIT2 | BIT3)) == (BIT0 | BIT2 | BIT3))
- return (GPMC_MUXED); /* NAND Boot mode */
- if (mux & BIT1) /* if mux'ed */
- return (GPMC_MUXED);
- else
- return (GPMC_NONMUXED);
-}
-
-/************************************************************************
- * get_gpmc0_type() - read sysboot lines to see type of memory attached
- ************************************************************************/
-u32 get_gpmc0_type(void)
-{
- u32 type;
- type = get_sysboot_value();
- if ((type & (BIT3 | BIT2)) == (BIT3 | BIT2))
- return (TYPE_NAND);
- else
- return (TYPE_NOR);
-}
-
-/*******************************************************************
- * get_gpmc0_width() - See if bus is in x8 or x16 (mainly for nand)
- *******************************************************************/
-u32 get_gpmc0_width(void)
-{
- u32 width;
- width = get_sysboot_value();
- if ((width & 0xF) == (BIT3 | BIT2))
- return (WIDTH_8BIT);
- else
- return (WIDTH_16BIT);
-}
-
-/*********************************************************************
- * wait_on_value() - common routine to allow waiting for changes in
- * volatile regs.
- *********************************************************************/
-u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound)
-{
- u32 i = 0, val;
- do {
- ++i;
- val = __raw_readl(read_addr) & read_bit_mask;
- if (val == match_value)
- return (1);
- if (i == bound)
- return (0);
- } while (1);
-}
-
-/*********************************************************************
- * display_board_info() - print banner with board info.
- *********************************************************************/
-void display_board_info(u32 btype)
-{
- char cpu_2420[] = "2420"; /* cpu type */
- char cpu_2422[] = "2422";
- char cpu_2423[] = "2423";
- char mem_sdr[] = "mSDR"; /* memory type */
- char mem_ddr[] = "mDDR";
- char t_tst[] = "TST"; /* security level */
- char t_emu[] = "EMU";
- char t_hs[] = "HS";
- char t_gp[] = "GP";
- char unk[] = "?";
-
- char *cpu_s, *mem_s, *sec_s;
- u32 cpu, rev, sec;
-
- rev = get_cpu_rev();
- cpu = get_cpu_type();
- sec = get_device_type();
-
- if (is_mem_sdr())
- mem_s = mem_sdr;
- else
- mem_s = mem_ddr;
-
- if (cpu == CPU_2423)
- cpu_s = cpu_2423;
- else if (cpu == CPU_2422)
- cpu_s = cpu_2422;
- else
- cpu_s = cpu_2420;
-
- switch (sec) {
- case TST_DEVICE:
- sec_s = t_tst;
- break;
- case EMU_DEVICE:
- sec_s = t_emu;
- break;
- case HS_DEVICE:
- sec_s = t_hs;
- break;
- case GP_DEVICE:
- sec_s = t_gp;
- break;
- default:
- sec_s = unk;
- }
-
- printf("OMAP%s-%s revision %d\n", cpu_s, sec_s, rev - 1);
- printf("Samsung Apollon SDP Base Board + %s \n", mem_s);
-}
-
-/*************************************************************************
- * get_board_rev() - setup to pass kernel board revision information
- * 0 = 242x IP platform (first 2xx boards)
- * 1 = 242x Menelaus platfrom.
- *************************************************************************/
-u32 get_board_rev(void)
-{
- u32 rev = 0;
- u32 btype = get_board_type();
-
- if (btype == BOARD_H4_MENELAUS)
- rev = 1;
- return (rev);
-}
-
-/********************************************************
- * get_base(); get upper addr of current execution
- *******************************************************/
-u32 get_base(void)
-{
- u32 val;
- __asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory");
- val &= 0xF0000000;
- val >>= 28;
- return (val);
-}
-
-/********************************************************
- * get_base2(); get 2upper addr of current execution
- *******************************************************/
-u32 get_base2(void)
-{
- u32 val;
- __asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory");
- val &= 0xFF000000;
- val >>= 24;
- return (val);
-}
-
-/********************************************************
- * running_in_flash() - tell if currently running in
- * flash.
- *******************************************************/
-u32 running_in_flash(void)
-{
- if (get_base() < 4)
- return (1); /* in flash */
- return (0); /* running in SRAM or SDRAM */
-}
-
-/********************************************************
- * running_in_sram() - tell if currently running in
- * sram.
- *******************************************************/
-u32 running_in_sram(void)
-{
- if (get_base() == 4)
- return (1); /* in SRAM */
- return (0); /* running in FLASH or SDRAM */
-}
-
-/********************************************************
- * running_in_sdram() - tell if currently running in
- * flash.
- *******************************************************/
-u32 running_in_sdram(void)
-{
- if (get_base() > 4)
- return (1); /* in sdram */
- return (0); /* running in SRAM or FLASH */
-}
-
-/*************************************************************
- * running_from_internal_boot() - am I a signed NOR image.
- *************************************************************/
-u32 running_from_internal_boot(void)
-{
- u32 v, base;
-
- v = get_sysboot_value() & BIT3;
- base = get_base2();
- /* if running at mask rom flash address and
- * sysboot3 says this was an internal boot
- */
- if ((base == 0x08) && v)
- return (1);
- else
- return (0);
-}
-
-/*************************************************************
- * get_device_type(): tell if GP/HS/EMU/TST
- *************************************************************/
-u32 get_device_type(void)
-{
- int mode;
- mode = __raw_readl(CONTROL_STATUS) & (BIT10 | BIT9 | BIT8);
- return (mode >>= 8);
-}
str r1, [r0, #0x0] @ GPIO_CON_OFFSET
ldr r1, [r0, #0x4] @ GPIO_DAT_OFFSET
-#ifdef CONFIG_ONENAND_IPL
- orr r1, r1, #(1 << 1) @ 1 * 1-bit
-#else
bic r1, r1, #(1 << 1)
-#endif
str r1, [r0, #0x4] @ GPIO_DAT_OFFSET
/* Don't setup at s5pc100 */
/* Do not release retention here for S5PC110 */
streq r1, [r0]
-#ifndef CONFIG_ONENAND_IPL
/* Disable Watchdog */
ldreq r0, =S5PC100_WATCHDOG_BASE @ 0xEA200000
ldrne r0, =S5PC110_WATCHDOG_BASE @ 0xE2700000
ldrne r0, =S5PC110_SROMC_BASE
ldr r1, =0x9
str r1, [r0]
-#endif
/* S5PC100 has 3 groups of interrupt sources */
ldreq r0, =S5PC100_VIC0_BASE @ 0xE4000000
str r3, [r1, #0x14] @ INTENCLEAR
str r3, [r2, #0x14] @ INTENCLEAR
-#ifndef CONFIG_ONENAND_IPL
/* Set all interrupts as IRQ */
str r5, [r0, #0xc] @ INTSELECT
str r5, [r1, #0xc] @ INTSELECT
str r5, [r0, #0xf00] @ INTADDRESS
str r5, [r1, #0xf00] @ INTADDRESS
str r5, [r2, #0xf00] @ INTADDRESS
-#endif
-#ifndef CONFIG_ONENAND_IPL
/* for UART */
bl uart_asm_init
bl internal_ram_init
-#endif
-
-#ifdef CONFIG_ONENAND_IPL
- /* init system clock */
- bl system_clock_init
-
- /* OneNAND Sync Read Support at S5PC110 only
- * RM[15] : Sync Read
- * BRWL[14:12] : 7 CLK
- * BL[11:9] : Continuous
- * VHF[3] : Very High Frequency Enable (Over 83MHz)
- * HF[2] : High Frequency Enable (Over 66MHz)
- * WM[1] : Sync Write
- */
- cmp r7, r8
- ldrne r1, =0xE006
- ldrne r0, =0xB001E442
- strneh r1, [r0]
-
- /*
- * GCE[26] : Gated Clock Enable
- * RPE[17] : Enables Read Prefetch
- */
- ldrne r1, =((1 << 26) | (1 << 17) | 0xE006)
- ldrne r0, =0xB0600000
- strne r1, [r0, #0x100] @ ONENAND_IF_CTRL
- ldrne r1, =0x1212
- strne r1, [r0, #0x108]
-
- /* Board detection to set proper memory configuration */
- cmp r7, r8
- moveq r9, #1 /* r9 has 1Gib default at s5pc100 */
- movne r9, #2 /* r9 has 2Gib default at s5pc110 */
-
- ldr r2, =0xE0200200
- ldr r4, [r2, #0x48]
-
- bic r1, r4, #(0x3F << 4) /* PULLUP_DISABLE: 3 * 2-bit */
- bic r1, r1, #(0x3 << 2) /* PULLUP_DISABLE: 2 * 2-bit */
- bic r1, r1, #(0x3 << 14) /* PULLUP_DISABLE: 2 * 2-bit */
- str r1, [r2, #0x48]
- /* For write completion */
- nop
- nop
-
- ldr r3, [r2, #0x44]
- and r1, r3, #(0x7 << 2)
- mov r1, r1, lsr #2
- cmp r1, #0x5
- moveq r9, #3
- cmp r1, #0x6
- moveq r9, #1
- cmp r1, #0x7
- moveq r9, #2
- and r0, r3, #(0x1 << 1)
- mov r0, r0, lsr #1
- orr r1, r1, r0, lsl #3
- cmp r1, #0x8
- moveq r9, #3
- and r1, r3, #(0x7 << 2)
- mov r1, r1, lsr #2
- and r0, r3, #(0x1 << 7)
- mov r0, r0, lsr #7
- orr r1, r1, r0, lsl #3
- cmp r1, #0x9
- moveq r9, #3
- str r4, [r2, #0x48] /* Restore PULLUP configuration */
-
- bl mem_ctrl_asm_init
-
- /* Wakeup support. Don't know if it's going to be used, untested. */
- ldreq r0, =S5PC100_RST_STAT
- ldrne r0, =S5PC110_RST_STAT
- ldr r1, [r0]
- biceq r1, r1, #0xfffffff7
- moveq r2, #(1 << 3)
- bicne r1, r1, #0xfffeffff
- movne r2, #(1 << 16)
- cmp r1, r2
- bne 1f
-wakeup:
- /* turn off L2 cache */
- bl l2_cache_disable
-
- cmp r7, r8
- ldreq r0, =0xC100
- ldrne r0, =0xC110
-
- /* invalidate L2 cache also */
- bl invalidate_dcache
-
- /* turn on L2 cache */
- bl l2_cache_enable
-
- cmp r7, r8
- /* Load return address and jump to kernel */
- ldreq r0, =S5PC100_INFORM0
- ldrne r0, =S5PC110_INFORM0
-
- /* r1 = physical address of s5pc1xx_cpu_resume function */
- ldr r1, [r0]
- /* Jump to kernel (sleep-s5pc1xx.S) */
- mov pc, r1
- nop
- nop
-#else
cmp r7, r8
/* Clear wakeup status register */
ldreq r0, =S5PC100_WAKEUP_STAT
orr r1, r1, r2
str r1, [r0]
-#endif
b 1f
didle_wakeup:
mov pc, lr
-#ifndef CONFIG_ONENAND_IPL
internal_ram_init:
ldreq r0, =0xE3800000
ldrne r0, =0xF1500000
str r1, [r0]
mov pc, lr
-#endif
-#ifndef CONFIG_ONENAND_IPL
/*
* uart_asm_init: Initialize UART's pins
*/
str r1, [r0, #0x4] @ S5PC1XX_GPIO_DAT_OFFSET
200:
mov pc, lr
-#endif
orr r0, r0, #0x0
str r5, [r0]
-#ifndef CONFIG_ONENAND_IPL
/* setting SRAM */
ldr r0, =S5PC100_SROMC_BASE
ldr r1, =0x9
str r1, [r0]
-#endif
/* S5PC100 has 3 groups of interrupt sources */
ldr r0, =S5PC100_VIC0_BASE @0xE4000000
str r3, [r1, #0x14] @INTENCLEAR
str r3, [r2, #0x14] @INTENCLEAR
-#ifndef CONFIG_ONENAND_IPL
/* Set all interrupts as IRQ */
str r5, [r0, #0xc] @INTSELECT
str r5, [r1, #0xc] @INTSELECT
str r5, [r0, #0xf00] @INTADDRESS
str r5, [r1, #0xf00] @INTADDRESS
str r5, [r2, #0xf00] @INTADDRESS
-#endif
-#ifndef CONFIG_ONENAND_IPL
/* for UART */
bl uart_asm_init
/* for TZPC */
bl tzpc_asm_init
-#endif
-
-#ifdef CONFIG_ONENAND_IPL
- /* init system clock */
- bl system_clock_init
-
- bl mem_ctrl_asm_init
-
- /* Wakeup support. Don't know if it's going to be used, untested. */
- ldr r0, =S5PC100_RST_STAT
- ldr r1, [r0]
- bic r1, r1, #0xfffffff7
- cmp r1, #0x8
- beq wakeup_reset
-#endif
1:
mov lr, r9
mov pc, lr
-#ifdef CONFIG_ONENAND_IPL
-wakeup_reset:
-
- /* Clear wakeup status register */
- ldr r0, =S5PC100_WAKEUP_STAT
- ldr r1, [r0]
- str r1, [r0]
-
- /* Load return address and jump to kernel */
- ldr r0, =S5PC100_INFORM0
-
- /* r1 = physical address of s5pc100_cpu_resume function */
- ldr r1, [r0]
-
- /* Jump to kernel (sleep.S) */
- mov pc, r1
- nop
- nop
-#endif
-
/*
* system_clock_init: Initialize core clock and bus clock.
* void system_clock_init(void)
mov pc, lr
-#ifndef CONFIG_ONENAND_IPL
/*
* uart_asm_init: Initialize UART's pins
*/
str r1, [r0, #0x810]
mov pc, lr
-#endif
imx31_litekit arm arm1136 - logicpd mx31
flea3 arm arm1136 - CarMediaLab mx35
mx35pdk arm arm1136 - freescale mx35
-apollon arm arm1136 apollon - omap24xx
omap2420h4 arm arm1136 - ti omap24xx
tnetv107x_evm arm arm1176 tnetv107xevm ti tnetv107x
rpi_b arm arm1176 rpi_b raspberrypi bcm2835
print_num("flashstart ", bd->bi_flashstart);
print_num("CONFIG_SYS_MONITOR_BASE ", CONFIG_SYS_MONITOR_BASE);
print_num("CONFIG_ENV_ADDR ", CONFIG_ENV_ADDR);
- printf("CONFIG_SYS_RELOC_MONITOR_BASE = 0x%lx (%d)\n", CONFIG_SYS_RELOC_MONITOR_BASE,
+ printf("CONFIG_SYS_RELOC_MONITOR_BASE = 0x%x (%d)\n", CONFIG_SYS_RELOC_MONITOR_BASE,
CONFIG_SYS_MONITOR_LEN);
- printf("CONFIG_SYS_MALLOC_BASE = 0x%lx (%d)\n", CONFIG_SYS_MALLOC_BASE,
+ printf("CONFIG_SYS_MALLOC_BASE = 0x%x (%d)\n", CONFIG_SYS_MALLOC_BASE,
CONFIG_SYS_MALLOC_LEN);
- printf("CONFIG_SYS_INIT_SP_OFFSET = 0x%lx (%d)\n", CONFIG_SYS_INIT_SP_OFFSET,
+ printf("CONFIG_SYS_INIT_SP_OFFSET = 0x%x (%d)\n", CONFIG_SYS_INIT_SP_OFFSET,
CONFIG_SYS_STACK_SIZE);
- printf("CONFIG_SYS_PROM_OFFSET = 0x%lx (%d)\n", CONFIG_SYS_PROM_OFFSET,
+ printf("CONFIG_SYS_PROM_OFFSET = 0x%x (%d)\n", CONFIG_SYS_PROM_OFFSET,
CONFIG_SYS_PROM_SIZE);
- printf("CONFIG_SYS_GBL_DATA_OFFSET = 0x%lx (%d)\n", CONFIG_SYS_GBL_DATA_OFFSET,
+ printf("CONFIG_SYS_GBL_DATA_OFFSET = 0x%x (%d)\n", CONFIG_SYS_GBL_DATA_OFFSET,
GENERATED_GBL_DATA_SIZE);
#if defined(CONFIG_CMD_NET)
#ifdef CONFIG_CMD_NAND_LOCK_UNLOCK
static void print_status(ulong start, ulong end, ulong erasesize, int status)
{
+ /*
+ * Micron NAND flash (e.g. MT29F4G08ABADAH4) BLOCK LOCK READ STATUS is
+ * not the same as others. Instead of bit 1 being lock, it is
+ * #lock_tight. To make the driver support either format, ignore bit 1
+ * and use only bit 0 and bit 2.
+ */
printf("%08lx - %08lx: %08lx blocks %s%s%s\n",
start,
end - 1,
(end - start) / erasesize,
((status & NAND_LOCK_STATUS_TIGHT) ? "TIGHT " : ""),
- ((status & NAND_LOCK_STATUS_LOCK) ? "LOCK " : ""),
+ (!(status & NAND_LOCK_STATUS_UNLOCK) ? "LOCK " : ""),
((status & NAND_LOCK_STATUS_UNLOCK) ? "UNLOCK " : ""));
}
return 0;
}
- if (strcmp(cmd, "unlock") == 0) {
+ if (strncmp(cmd, "unlock", 5) == 0) {
+ int allexcept = 0;
+
+ s = strchr(cmd, '.');
+
+ if (s && !strcmp(s, ".allexcept"))
+ allexcept = 1;
+
if (arg_off_size(argc - 2, argv + 2, &dev, &off, &size) < 0)
return 1;
- if (!nand_unlock(&nand_info[dev], off, size)) {
+ if (!nand_unlock(&nand_info[dev], off, size, allexcept)) {
puts("NAND flash successfully unlocked\n");
} else {
puts("Error unlocking NAND flash, "
"\n"
"nand lock [tight] [status]\n"
" bring nand to lock state or display locked pages\n"
- "nand unlock [offset] [size] - unlock section"
+ "nand unlock[.allexcept] [offset] [size] - unlock section"
#endif
#ifdef CONFIG_ENV_OFFSET_OOB
"\n"
#endif
/*
- * Set a new environment variable,
- * or replace or delete an existing one.
+ * Perform consistency checking before setting, replacing, or deleting an
+ * environment variable, then (if successful) apply the changes to internals so
+ * to make them effective. Code for this function was taken out of
+ * _do_env_set(), which now calls it instead.
+ * Also called as a callback function by himport_r().
+ * Returns 0 in case of success, 1 in case of failure.
+ * When (flag & H_FORCE) is set, do not print out any error message and force
+ * overwriting of write-once variables.
*/
-int _do_env_set(int flag, int argc, char * const argv[])
+
+int env_check_apply(const char *name, const char *oldval,
+ const char *newval, int flag)
{
- int i, len;
int console = -1;
- char *name, *value, *s;
- ENTRY e, *ep;
-
- name = argv[1];
-
- if (strchr(name, '=')) {
- printf("## Error: illegal character '=' in variable name"
- "\"%s\"\n", name);
- return 1;
- }
-
- env_id++;
- /*
- * search if variable with this name already exists
- */
- e.key = name;
- e.data = NULL;
- hsearch_r(e, FIND, &ep, &env_htab);
/* Check for console redirection */
if (strcmp(name, "stdin") == 0)
console = stderr;
if (console != -1) {
- if (argc < 3) { /* Cannot delete it! */
- printf("Can't delete \"%s\"\n", name);
+ if ((newval == NULL) || (*newval == '\0')) {
+ /* We cannot delete stdin/stdout/stderr */
+ if ((flag & H_FORCE) == 0)
+ printf("Can't delete \"%s\"\n", name);
return 1;
}
#ifdef CONFIG_CONSOLE_MUX
- i = iomux_doenv(console, argv[2]);
- if (i)
- return i;
+ if (iomux_doenv(console, newval))
+ return 1;
#else
/* Try assigning specified device */
- if (console_assign(console, argv[2]) < 0)
+ if (console_assign(console, newval) < 0)
return 1;
#ifdef CONFIG_SERIAL_MULTI
- if (serial_assign(argv[2]) < 0)
+ if (serial_assign(newval) < 0)
return 1;
#endif
#endif /* CONFIG_CONSOLE_MUX */
}
/*
- * Some variables like "ethaddr" and "serial#" can be set only
- * once and cannot be deleted; also, "ver" is readonly.
+ * Some variables like "ethaddr" and "serial#" can be set only once and
+ * cannot be deleted, unless CONFIG_ENV_OVERWRITE is defined.
*/
- if (ep) { /* variable exists */
#ifndef CONFIG_ENV_OVERWRITE
+ if (oldval != NULL && /* variable exists */
+ (flag & H_FORCE) == 0) { /* and we are not forced */
if (strcmp(name, "serial#") == 0 ||
(strcmp(name, "ethaddr") == 0
#if defined(CONFIG_OVERWRITE_ETHADDR_ONCE) && defined(CONFIG_ETHADDR)
- && strcmp(ep->data, MK_STR(CONFIG_ETHADDR)) != 0
+ && strcmp(oldval, MK_STR(CONFIG_ETHADDR)) != 0
#endif /* CONFIG_OVERWRITE_ETHADDR_ONCE && CONFIG_ETHADDR */
)) {
printf("Can't overwrite \"%s\"\n", name);
return 1;
}
+ }
#endif
+ /*
+ * When we change baudrate, or we are doing an env default -a
+ * (which will erase all variables prior to calling this),
+ * we want the baudrate to actually change - for real.
+ */
+ if (oldval != NULL || /* variable exists */
+ (flag & H_NOCLEAR) == 0) { /* or env is clear */
/*
* Switch to new baudrate if new baudrate is supported
*/
if (strcmp(name, "baudrate") == 0) {
- int baudrate = simple_strtoul(argv[2], NULL, 10);
+ int baudrate = simple_strtoul(newval, NULL, 10);
int i;
for (i = 0; i < N_BAUDRATES; ++i) {
if (baudrate == baudrate_table[i])
break;
}
if (i == N_BAUDRATES) {
- printf("## Baudrate %d bps not supported\n",
- baudrate);
+ if ((flag & H_FORCE) == 0)
+ printf("## Baudrate %d bps not "
+ "supported\n", baudrate);
return 1;
}
+ if (gd->baudrate == baudrate) {
+ /* If unchanged, we just say it's OK */
+ return 0;
+ }
printf("## Switch baudrate to %d bps and"
- "press ENTER ...\n", baudrate);
+ "press ENTER ...\n", baudrate);
udelay(50000);
gd->baudrate = baudrate;
#if defined(CONFIG_PPC) || defined(CONFIG_MCF52x2)
}
}
+ /*
+ * Some variables should be updated when the corresponding
+ * entry in the environment is changed
+ */
+ if (strcmp(name, "loadaddr") == 0) {
+ load_addr = simple_strtoul(newval, NULL, 16);
+ return 0;
+ }
+#if defined(CONFIG_CMD_NET)
+ else if (strcmp(name, "bootfile") == 0) {
+ copy_filename(BootFile, newval, sizeof(BootFile));
+ return 0;
+ }
+#endif
+ return 0;
+}
+
+/*
+ * Set a new environment variable,
+ * or replace or delete an existing one.
+*/
+int _do_env_set(int flag, int argc, char * const argv[])
+{
+ int i, len;
+ char *name, *value, *s;
+ ENTRY e, *ep;
+
+ name = argv[1];
+ value = argv[2];
+
+ if (strchr(name, '=')) {
+ printf("## Error: illegal character '='"
+ "in variable name \"%s\"\n", name);
+ return 1;
+ }
+
+ env_id++;
+ /*
+ * search if variable with this name already exists
+ */
+ e.key = name;
+ e.data = NULL;
+ hsearch_r(e, FIND, &ep, &env_htab);
+
+ /*
+ * Perform requested checks. Notice how since we are overwriting
+ * a single variable, we need to set H_NOCLEAR
+ */
+ if (env_check_apply(name, ep ? ep->data : NULL, value, H_NOCLEAR)) {
+ debug("check function did not approve, refusing\n");
+ return 1;
+ }
+
/* Delete only ? */
if (argc < 3 || argv[2] == NULL) {
- int rc = hdelete_r(name, &env_htab);
+ int rc = hdelete_r(name, &env_htab, 0);
return !rc;
}
return 1;
}
- /*
- * Some variables should be updated when the corresponding
- * entry in the environment is changed
- */
- if (strcmp(argv[1], "loadaddr") == 0) {
- load_addr = simple_strtoul(argv[2], NULL, 16);
- return 0;
- }
-#if defined(CONFIG_CMD_NET)
- else if (strcmp(argv[1], "bootfile") == 0) {
- copy_filename(BootFile, argv[2], sizeof(BootFile));
- return 0;
- }
-#endif
return 0;
}
return -1;
}
-static int do_env_default(cmd_tbl_t *cmdtp, int flag,
+static int do_env_default(cmd_tbl_t *cmdtp, int __flag,
int argc, char * const argv[])
{
- if (argc != 2 || strcmp(argv[1], "-f") != 0)
- return CMD_RET_USAGE;
+ int all = 0, flag = 0;
- set_default_env("## Resetting to default environment\n");
- return 0;
+ debug("Initial value for argc=%d\n", argc);
+ while (--argc > 0 && **++argv == '-') {
+ char *arg = *argv;
+
+ while (*++arg) {
+ switch (*arg) {
+ case 'a': /* default all */
+ all = 1;
+ break;
+ case 'f': /* force */
+ flag |= H_FORCE;
+ break;
+ default:
+ return cmd_usage(cmdtp);
+ }
+ }
+ }
+ debug("Final value for argc=%d\n", argc);
+ if (all && (argc == 0)) {
+ /* Reset the whole environment */
+ set_default_env("## Resetting to default environment\n");
+ return 0;
+ }
+ if (!all && (argc > 0)) {
+ /* Reset individual variables */
+ set_default_vars(argc, argv);
+ return 0;
+ }
+
+ return cmd_usage(cmdtp);
}
static int do_env_delete(cmd_tbl_t *cmdtp, int flag,
addr = (char *)ep->data;
}
- if (himport_r(&env_htab, addr, size, sep, del ? 0 : H_NOCLEAR) == 0) {
+ if (himport_r(&env_htab, addr, size, sep, del ? 0 : H_NOCLEAR,
+ 0, NULL, 0 /* do_apply */) == 0) {
error("Environment import failed: errno = %d\n", errno);
return 1;
}
#if defined(CONFIG_CMD_ASKENV)
"ask name [message] [size] - ask for environment variable\nenv "
#endif
- "default -f - reset default environment\n"
+ "default [-f] -a - [forcibly] reset default environment\n"
+ "env default [-f] var [...] - [forcibly] reset variable(s) to their default values\n"
#if defined(CONFIG_CMD_EDITENV)
"env edit name - edit environment variable\n"
#endif
+#if defined(CONFIG_CMD_EXPORTENV)
"env export [-t | -b | -c] [-s size] addr [var ...] - export environment\n"
+#endif
#if defined(CONFIG_CMD_GREPENV)
"env grep string [...] - search environment\n"
#endif
+#if defined(CONFIG_CMD_IMPORTENV)
"env import [-d] [-t | -b | -c] addr [size] - import environment\n"
+#endif
"env print [name ...] - print environment\n"
#if defined(CONFIG_CMD_RUN)
"env run var [...] - run commands in an environment variable\n"
#ifdef CONFIG_ETH5ADDR
"eth5addr=" MK_STR(CONFIG_ETH5ADDR) "\0"
#endif
+#ifdef CONFIG_ETHPRIME
+ "ethprime=" CONFIG_ETHPRIME "\0"
+#endif
#ifdef CONFIG_IPADDR
"ipaddr=" MK_STR(CONFIG_IPADDR) "\0"
#endif
"\0"
};
-struct hsearch_data env_htab;
+struct hsearch_data env_htab = {
+ .apply = env_check_apply,
+};
static uchar __env_get_char_spec(int index)
{
void set_default_env(const char *s)
{
+ /*
+ * By default, do not apply changes as they will eventually
+ * be applied by someone else
+ */
+ int do_apply = 0;
if (sizeof(default_environment) > ENV_SIZE) {
puts("*** Error - default environment is too large\n\n");
return;
"using default environment\n\n",
s + 1);
} else {
+ /*
+ * This set_to_default was explicitly asked for
+ * by the user, as opposed to being a recovery
+ * mechanism. Therefore we check every single
+ * variable and apply changes to the system
+ * right away (e.g. baudrate, console).
+ */
+ do_apply = 1;
puts(s);
}
} else {
}
if (himport_r(&env_htab, (char *)default_environment,
- sizeof(default_environment), '\0', 0) == 0)
+ sizeof(default_environment), '\0', 0,
+ 0, NULL, do_apply) == 0)
error("Environment import failed: errno = %d\n", errno);
gd->flags |= GD_FLG_ENV_READY;
}
+
+/* [re]set individual variables to their value in the default environment */
+int set_default_vars(int nvars, char * const vars[])
+{
+ /*
+ * Special use-case: import from default environment
+ * (and use \0 as a separator)
+ */
+ return himport_r(&env_htab, (const char *)default_environment,
+ sizeof(default_environment), '\0', H_NOCLEAR,
+ nvars, vars, 1 /* do_apply */);
+}
+
/*
* Check if CRC is valid and (if yes) import the environment.
* Note that "buf" may or may not be aligned.
}
}
- if (himport_r(&env_htab, (char *)ep->data, ENV_SIZE, '\0', 0)) {
+ if (himport_r(&env_htab, (char *)ep->data, ENV_SIZE, '\0', 0,
+ 0, NULL, 0 /* do_apply */)) {
gd->flags |= GD_FLG_ENV_READY;
return 1;
}
int saveenv(void)
{
int ret = 0;
- ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, sizeof(env_t));
+ ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
ssize_t len;
char *res;
nand_erase_options_t nand_erase_options;
}
return (0);
}
+ *addr = save[i];
for (cnt = 1; cnt < maxsize / sizeof (long); cnt <<= 1) {
addr = base + cnt; /* pointer arith! */
"nand unlock [offset] [size]"
unlock consecutive area (can be called multiple times for different areas)
+ "nand unlock.allexcept [offset] [size]"
+ unlock all except specified consecutive area
I have tested the code with board containing 128MiB NAND large page chips
and 32MiB small page chips.
Board Arch CPU removed Commit last known maintainer/contact
=============================================================================
+apollon arm omap24xx - 2012-09-06 Kyungmin Park <kyungmin.park@samsung.com>
tb0229 mips mips32 - 2011-12-12
rmu powerpc MPC850 fb82fd7 2011-12-07 Wolfgang Denk <wd@denx.de>
OXC powerpc MPC8240 309a292 2011-12-07
#if defined(CONFIG_MX25) || defined(CONFIG_MX27) || defined(CONFIG_MX35)
#include <asm/arch/imx-regs.h>
#endif
+#include <fsl_nfc.h>
#define DRIVER_NAME "mxc_nand"
-/*
- * TODO: Use same register defs here as nand_spl mxc nand driver.
- */
-/*
- * Register map and bit definitions for the Freescale NAND Flash Controller
- * present in various i.MX devices.
- *
- * MX31 and MX27 have version 1 which has
- * 4 512 byte main buffers and
- * 4 16 byte spare buffers
- * to support up to 2K byte pagesize nand.
- * Reading or writing a 2K page requires 4 FDI/FDO cycles.
- *
- * MX25 has version 1.1 which has
- * 8 512 byte main buffers and
- * 8 64 byte spare buffers
- * to support up to 4K byte pagesize nand.
- * Reading or writing a 2K or 4K page requires only 1 FDI/FDO cycle.
- * Also some of registers are moved and/or changed meaning as seen below.
- */
-#if defined(CONFIG_MX31) || defined(CONFIG_MX27)
-#define MXC_NFC_V1
-#elif defined(CONFIG_MX25) || defined(CONFIG_MX35)
-#define MXC_NFC_V1_1
-#else
-#warning "MXC NFC version not defined"
-#endif
-
-#if defined(MXC_NFC_V1)
-#define NAND_MXC_NR_BUFS 4
-#define NAND_MXC_SPARE_BUF_SIZE 16
-#define NAND_MXC_REG_OFFSET 0xe00
-#define is_mxc_nfc_11() 0
-#elif defined(MXC_NFC_V1_1)
-#define NAND_MXC_NR_BUFS 8
-#define NAND_MXC_SPARE_BUF_SIZE 64
-#define NAND_MXC_REG_OFFSET 0x1e00
-#define is_mxc_nfc_11() 1
-#else
-#error "define CONFIG_NAND_MXC_VXXX to use mtd mxc nand driver"
-#endif
-struct nfc_regs {
- uint8_t main_area[NAND_MXC_NR_BUFS][0x200];
- uint8_t spare_area[NAND_MXC_NR_BUFS][NAND_MXC_SPARE_BUF_SIZE];
- /*
- * reserved size is offset of nfc registers
- * minus total main and spare sizes
- */
- uint8_t reserved1[NAND_MXC_REG_OFFSET
- - NAND_MXC_NR_BUFS * (512 + NAND_MXC_SPARE_BUF_SIZE)];
-#if defined(MXC_NFC_V1)
- uint16_t nfc_buf_size;
- uint16_t reserved2;
- uint16_t nfc_buf_addr;
- uint16_t nfc_flash_addr;
- uint16_t nfc_flash_cmd;
- uint16_t nfc_config;
- uint16_t nfc_ecc_status_result;
- uint16_t nfc_rsltmain_area;
- uint16_t nfc_rsltspare_area;
- uint16_t nfc_wrprot;
- uint16_t nfc_unlockstart_blkaddr;
- uint16_t nfc_unlockend_blkaddr;
- uint16_t nfc_nf_wrprst;
- uint16_t nfc_config1;
- uint16_t nfc_config2;
-#elif defined(MXC_NFC_V1_1)
- uint16_t reserved2[2];
- uint16_t nfc_buf_addr;
- uint16_t nfc_flash_addr;
- uint16_t nfc_flash_cmd;
- uint16_t nfc_config;
- uint16_t nfc_ecc_status_result;
- uint16_t nfc_ecc_status_result2;
- uint16_t nfc_spare_area_size;
- uint16_t nfc_wrprot;
- uint16_t reserved3[2];
- uint16_t nfc_nf_wrprst;
- uint16_t nfc_config1;
- uint16_t nfc_config2;
- uint16_t reserved4;
- uint16_t nfc_unlockstart_blkaddr;
- uint16_t nfc_unlockend_blkaddr;
- uint16_t nfc_unlockstart_blkaddr1;
- uint16_t nfc_unlockend_blkaddr1;
- uint16_t nfc_unlockstart_blkaddr2;
- uint16_t nfc_unlockend_blkaddr2;
- uint16_t nfc_unlockstart_blkaddr3;
- uint16_t nfc_unlockend_blkaddr3;
-#endif
-};
-
-/*
- * Set INT to 0, FCMD to 1, rest to 0 in NFC_CONFIG2 Register
- * for Command operation
- */
-#define NFC_CMD 0x1
-
-/*
- * Set INT to 0, FADD to 1, rest to 0 in NFC_CONFIG2 Register
- * for Address operation
- */
-#define NFC_ADDR 0x2
-
-/*
- * Set INT to 0, FDI to 1, rest to 0 in NFC_CONFIG2 Register
- * for Input operation
- */
-#define NFC_INPUT 0x4
-
-/*
- * Set INT to 0, FDO to 001, rest to 0 in NFC_CONFIG2 Register
- * for Data Output operation
- */
-#define NFC_OUTPUT 0x8
-
-/*
- * Set INT to 0, FD0 to 010, rest to 0 in NFC_CONFIG2 Register
- * for Read ID operation
- */
-#define NFC_ID 0x10
-
-/*
- * Set INT to 0, FDO to 100, rest to 0 in NFC_CONFIG2 Register
- * for Read Status operation
- */
-#define NFC_STATUS 0x20
-
-/*
- * Set INT to 1, rest to 0 in NFC_CONFIG2 Register for Read
- * Status operation
- */
-#define NFC_INT 0x8000
-
-#ifdef MXC_NFC_V1_1
-#define NFC_4_8N_ECC (1 << 0)
-#else
-#define NFC_4_8N_ECC 0
-#endif
-#define NFC_SP_EN (1 << 2)
-#define NFC_ECC_EN (1 << 3)
-#define NFC_BIG (1 << 5)
-#define NFC_RST (1 << 6)
-#define NFC_CE (1 << 7)
-#define NFC_ONE_CYCLE (1 << 8)
-
typedef enum {false, true} bool;
struct mxc_nand_host {
- struct mtd_info mtd;
- struct nand_chip *nand;
-
- struct nfc_regs __iomem *regs;
- int spare_only;
- int status_request;
- int pagesize_2k;
- int clk_act;
- uint16_t col_addr;
- unsigned int page_addr;
+ struct mtd_info mtd;
+ struct nand_chip *nand;
+
+ struct fsl_nfc_regs __iomem *regs;
+ int spare_only;
+ int status_request;
+ int pagesize_2k;
+ int clk_act;
+ uint16_t col_addr;
+ unsigned int page_addr;
};
static struct mxc_nand_host mxc_host;
.oobfree = { {2, 4}, {11, 11}, {27, 11}, {43, 11}, {59, 5} },
};
#endif
-#elif defined(MXC_NFC_V1_1)
+#elif defined(MXC_NFC_V2_1)
#ifndef CONFIG_SYS_NAND_LARGEPAGE
static struct nand_ecclayout nand_hw_eccoob = {
.eccbytes = 9,
#elif defined(CONFIG_MX25) || defined(CONFIG_MX35)
static int is_16bit_nand(void)
{
- struct ccm_regs *ccm =
- (struct ccm_regs *)IMX_CCM_BASE;
+ struct ccm_regs *ccm = (struct ccm_regs *)IMX_CCM_BASE;
if (readl(&ccm->rcsr) & CCM_RCSR_NF_16BIT_SEL)
return 1;
uint32_t tmp;
while (max_retries-- > 0) {
- if (readw(&host->regs->nfc_config2) & NFC_INT) {
- tmp = readw(&host->regs->nfc_config2);
+ if (readw(&host->regs->config2) & NFC_INT) {
+ tmp = readw(&host->regs->config2);
tmp &= ~NFC_INT;
- writew(tmp, &host->regs->nfc_config2);
+ writew(tmp, &host->regs->config2);
break;
}
udelay(1);
{
MTDDEBUG(MTD_DEBUG_LEVEL3, "send_cmd(host, 0x%x)\n", cmd);
- writew(cmd, &host->regs->nfc_flash_cmd);
- writew(NFC_CMD, &host->regs->nfc_config2);
+ writew(cmd, &host->regs->flash_cmd);
+ writew(NFC_CMD, &host->regs->config2);
/* Wait for operation to complete */
wait_op_done(host, TROP_US_DELAY, cmd);
{
MTDDEBUG(MTD_DEBUG_LEVEL3, "send_addr(host, 0x%x)\n", addr);
- writew(addr, &host->regs->nfc_flash_addr);
- writew(NFC_ADDR, &host->regs->nfc_config2);
+ writew(addr, &host->regs->flash_addr);
+ writew(NFC_ADDR, &host->regs->config2);
/* Wait for operation to complete */
wait_op_done(host, TROP_US_DELAY, addr);
if (spare_only)
MTDDEBUG(MTD_DEBUG_LEVEL1, "send_prog_page (%d)\n", spare_only);
- if (is_mxc_nfc_11()) {
+ if (is_mxc_nfc_21()) {
int i;
/*
* The controller copies the 64 bytes of spare data from
}
}
- writew(buf_id, &host->regs->nfc_buf_addr);
+ writew(buf_id, &host->regs->buf_addr);
/* Configure spare or page+spare access */
if (!host->pagesize_2k) {
- uint16_t config1 = readw(&host->regs->nfc_config1);
+ uint16_t config1 = readw(&host->regs->config1);
if (spare_only)
config1 |= NFC_SP_EN;
else
- config1 &= ~(NFC_SP_EN);
- writew(config1, &host->regs->nfc_config1);
+ config1 &= ~NFC_SP_EN;
+ writew(config1, &host->regs->config1);
}
- writew(NFC_INPUT, &host->regs->nfc_config2);
+ writew(NFC_INPUT, &host->regs->config2);
/* Wait for operation to complete */
wait_op_done(host, TROP_US_DELAY, spare_only);
{
MTDDEBUG(MTD_DEBUG_LEVEL3, "send_read_page (%d)\n", spare_only);
- writew(buf_id, &host->regs->nfc_buf_addr);
+ writew(buf_id, &host->regs->buf_addr);
/* Configure spare or page+spare access */
if (!host->pagesize_2k) {
- uint32_t config1 = readw(&host->regs->nfc_config1);
+ uint32_t config1 = readw(&host->regs->config1);
if (spare_only)
config1 |= NFC_SP_EN;
else
config1 &= ~NFC_SP_EN;
- writew(config1, &host->regs->nfc_config1);
+ writew(config1, &host->regs->config1);
}
- writew(NFC_OUTPUT, &host->regs->nfc_config2);
+ writew(NFC_OUTPUT, &host->regs->config2);
/* Wait for operation to complete */
wait_op_done(host, TROP_US_DELAY, spare_only);
- if (is_mxc_nfc_11()) {
+ if (is_mxc_nfc_21()) {
int i;
/*
uint16_t tmp;
/* NANDFC buffer 0 is used for device ID output */
- writew(0x0, &host->regs->nfc_buf_addr);
+ writew(0x0, &host->regs->buf_addr);
/* Read ID into main buffer */
- tmp = readw(&host->regs->nfc_config1);
+ tmp = readw(&host->regs->config1);
tmp &= ~NFC_SP_EN;
- writew(tmp, &host->regs->nfc_config1);
+ writew(tmp, &host->regs->config1);
- writew(NFC_ID, &host->regs->nfc_config2);
+ writew(NFC_ID, &host->regs->config2);
/* Wait for operation to complete */
wait_op_done(host, TROP_US_DELAY, 0);
/* store the main area1 first word, later do recovery */
store = readl(main_buf);
/* NANDFC buffer 1 is used for device status */
- writew(1, &host->regs->nfc_buf_addr);
+ writew(1, &host->regs->buf_addr);
/* Read status into main buffer */
- tmp = readw(&host->regs->nfc_config1);
+ tmp = readw(&host->regs->config1);
tmp &= ~NFC_SP_EN;
- writew(tmp, &host->regs->nfc_config1);
+ writew(tmp, &host->regs->config1);
- writew(NFC_STATUS, &host->regs->nfc_config2);
+ writew(NFC_STATUS, &host->regs->config2);
/* Wait for operation to complete */
wait_op_done(host, TROP_US_DELAY, 0);
return 1;
}
-#ifdef CONFIG_MXC_NAND_HWECC
-static void mxc_nand_enable_hwecc(struct mtd_info *mtd, int mode)
-{
- /*
- * If HW ECC is enabled, we turn it on during init. There is
- * no need to enable again here.
- */
-}
-
-#ifdef MXC_NFC_V1_1
static void _mxc_nand_enable_hwecc(struct mtd_info *mtd, int on)
{
struct nand_chip *nand_chip = mtd->priv;
struct mxc_nand_host *host = nand_chip->priv;
- uint16_t tmp = readw(&host->regs->nfc_config1);
+ uint16_t tmp = readw(&host->regs->config1);
if (on)
tmp |= NFC_ECC_EN;
else
tmp &= ~NFC_ECC_EN;
- writew(tmp, &host->regs->nfc_config1);
+ writew(tmp, &host->regs->config1);
+}
+
+#ifdef CONFIG_MXC_NAND_HWECC
+static void mxc_nand_enable_hwecc(struct mtd_info *mtd, int mode)
+{
+ /*
+ * If HW ECC is enabled, we turn it on during init. There is
+ * no need to enable again here.
+ */
}
+#ifdef MXC_NFC_V2_1
static int mxc_nand_read_oob_syndrome(struct mtd_info *mtd,
struct nand_chip *chip,
int page, int sndcmd)
size = mtd->oobsize - (oob - chip->oob_poi);
if (size)
chip->read_buf(mtd, oob, size);
- _mxc_nand_enable_hwecc(mtd, 0);
+ _mxc_nand_enable_hwecc(mtd, 1);
return 0;
}
{
struct nand_chip *nand_chip = mtd->priv;
struct mxc_nand_host *host = nand_chip->priv;
- uint16_t ecc_status = readw(&host->regs->nfc_ecc_status_result);
+ uint32_t ecc_status = readl(&host->regs->ecc_status_result);
int subpages = mtd->writesize / nand_chip->subpagesize;
int pg2blk_shift = nand_chip->phys_erase_shift -
nand_chip->page_shift;
#define mxc_nand_write_page_syndrome NULL
#define mxc_nand_write_page_raw_syndrome NULL
#define mxc_nand_write_oob_syndrome NULL
-#define mxc_nfc_11_nand_correct_data NULL
static int mxc_nand_correct_data(struct mtd_info *mtd, u_char *dat,
u_char *read_ecc, u_char *calc_ecc)
* additional correction. 2-Bit errors cannot be corrected by
* HW ECC, so we need to return failure
*/
- uint16_t ecc_status = readw(&host->regs->nfc_ecc_status_result);
+ uint16_t ecc_status = readw(&host->regs->ecc_status_result);
if (((ecc_status & 0x3) == 2) || ((ecc_status >> 2) == 2)) {
MTDDEBUG(MTD_DEBUG_LEVEL0,
case NAND_CMD_PAGEPROG:
send_prog_page(host, 0, host->spare_only);
- if (host->pagesize_2k && !is_mxc_nfc_11()) {
+ if (host->pagesize_2k && is_mxc_nfc_1()) {
/* data in 4 areas */
send_prog_page(host, 1, host->spare_only);
send_prog_page(host, 2, host->spare_only);
send_cmd(host, NAND_CMD_READSTART);
/* read for each AREA */
send_read_page(host, 0, host->spare_only);
- if (!is_mxc_nfc_11()) {
+ if (is_mxc_nfc_1()) {
send_read_page(host, 1, host->spare_only);
send_read_page(host, 2, host->spare_only);
send_read_page(host, 3, host->spare_only);
}
}
-#ifdef MXC_NFC_V1_1
-static void mxc_setup_config1(void)
-{
- uint16_t tmp;
-
- tmp = readw(&host->regs->nfc_config1);
- tmp |= NFC_ONE_CYCLE;
- tmp |= NFC_4_8N_ECC;
- writew(tmp, &host->regs->nfc_config1);
- if (host->pagesize_2k)
- writew(64/2, &host->regs->nfc_spare_area_size);
- else
- writew(16/2, &host->regs->nfc_spare_area_size);
-}
-#else
-#define mxc_setup_config1()
-#endif
-
#ifdef CONFIG_SYS_NAND_USE_FLASH_BBT
static u8 bbt_pattern[] = {'B', 'b', 't', '0' };
int board_nand_init(struct nand_chip *this)
{
struct mtd_info *mtd;
+#ifdef MXC_NFC_V2_1
uint16_t tmp;
- int err = 0;
+#endif
#ifdef CONFIG_SYS_NAND_USE_FLASH_BBT
this->options |= NAND_USE_FLASH_BBT;
this->read_buf = mxc_nand_read_buf;
this->verify_buf = mxc_nand_verify_buf;
- host->regs = (struct nfc_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE;
+ host->regs = (struct fsl_nfc_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE;
host->clk_act = 1;
#ifdef CONFIG_MXC_NAND_HWECC
this->ecc.calculate = mxc_nand_calculate_ecc;
this->ecc.hwctl = mxc_nand_enable_hwecc;
this->ecc.correct = mxc_nand_correct_data;
- if (is_mxc_nfc_11()) {
+ if (is_mxc_nfc_21()) {
this->ecc.mode = NAND_ECC_HW_SYNDROME;
this->ecc.read_page = mxc_nand_read_page_syndrome;
this->ecc.read_page_raw = mxc_nand_read_page_raw_syndrome;
host->pagesize_2k = 0;
this->ecc.size = 512;
- tmp = readw(&host->regs->nfc_config1);
- tmp |= NFC_ECC_EN;
- writew(tmp, &host->regs->nfc_config1);
+ _mxc_nand_enable_hwecc(mtd, 1);
#else
this->ecc.layout = &nand_soft_eccoob;
this->ecc.mode = NAND_ECC_SOFT;
- tmp = readw(&host->regs->nfc_config1);
- tmp &= ~NFC_ECC_EN;
- writew(tmp, &host->regs->nfc_config1);
+ _mxc_nand_enable_hwecc(mtd, 0);
#endif
/* Reset NAND */
this->cmdfunc(mtd, NAND_CMD_RESET, -1, -1);
+ /* NAND bus width determines access functions used by upper layer */
+ if (is_16bit_nand())
+ this->options |= NAND_BUSWIDTH_16;
+
+#ifdef CONFIG_SYS_NAND_LARGEPAGE
+ host->pagesize_2k = 1;
+ this->ecc.layout = &nand_hw_eccoob2k;
+#else
+ host->pagesize_2k = 0;
+ this->ecc.layout = &nand_hw_eccoob;
+#endif
+
+#ifdef MXC_NFC_V2_1
+ tmp = readw(&host->regs->config1);
+ tmp |= NFC_ONE_CYCLE;
+ tmp |= NFC_4_8N_ECC;
+ writew(tmp, &host->regs->config1);
+ if (host->pagesize_2k)
+ writew(64/2, &host->regs->spare_area_size);
+ else
+ writew(16/2, &host->regs->spare_area_size);
+#endif
+
/*
* preset operation
* Unlock the internal RAM Buffer
*/
- writew(0x2, &host->regs->nfc_config);
+ writew(0x2, &host->regs->config);
/* Blocks to be unlocked */
- writew(0x0, &host->regs->nfc_unlockstart_blkaddr);
+ writew(0x0, &host->regs->unlockstart_blkaddr);
/* Originally (Freescale LTIB 2.6.21) 0x4000 was written to the
* unlockend_blkaddr, but the magic 0x4000 does not always work
* when writing more than some 32 megabytes (on 2k page nands)
* This might be NAND chip specific and the i.MX31 datasheet is
* extremely vague about the semantics of this register.
*/
- writew(0xFFFF, &host->regs->nfc_unlockend_blkaddr);
+ writew(0xFFFF, &host->regs->unlockend_blkaddr);
/* Unlock Block Command for given address range */
- writew(0x4, &host->regs->nfc_wrprot);
+ writew(0x4, &host->regs->wrprot);
- /* NAND bus width determines access functions used by upper layer */
- if (is_16bit_nand())
- this->options |= NAND_BUSWIDTH_16;
-
-#ifdef CONFIG_SYS_NAND_LARGEPAGE
- host->pagesize_2k = 1;
- this->ecc.layout = &nand_hw_eccoob2k;
-#else
- host->pagesize_2k = 0;
- this->ecc.layout = &nand_hw_eccoob;
-#endif
- mxc_setup_config1();
- return err;
+ return 0;
}
mtd->writesize = le32_to_cpu(p->byte_per_page);
mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize;
mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page);
- chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize;
+ chip->chipsize = le32_to_cpu(p->blocks_per_lun);
+ chip->chipsize *= (uint64_t)mtd->erasesize * p->lun_count;
*busw = 0;
if (le16_to_cpu(p->features) & 1)
*busw = NAND_BUSWIDTH_16;
- chip->options &= ~NAND_CHIPOPTIONS_MSK;
- chip->options |= (NAND_NO_READRDY |
- NAND_NO_AUTOINCR) & NAND_CHIPOPTIONS_MSK;
+ chip->options |= NAND_NO_READRDY | NAND_NO_AUTOINCR;
return 1;
}
}
}
/* Get chip options, preserve non chip based options */
- chip->options &= ~NAND_CHIPOPTIONS_MSK;
- chip->options |= type->options & NAND_CHIPOPTIONS_MSK;
+ chip->options |= type->options;
/* Check if chip is a not a samsung device. Do not clear the
* options for chips which are not having an extended id.
* Support for locking / unlocking operations of some NAND devices
*****************************************************************************/
-#define NAND_CMD_LOCK 0x2a
-#define NAND_CMD_LOCK_TIGHT 0x2c
-#define NAND_CMD_UNLOCK1 0x23
-#define NAND_CMD_UNLOCK2 0x24
-#define NAND_CMD_LOCK_STATUS 0x7a
-
/**
* nand_lock: Set all pages of NAND flash chip to the LOCK or LOCK-TIGHT
* state
* >0 lock status:
* bitfield with the following combinations:
* NAND_LOCK_STATUS_TIGHT: page in tight state
- * NAND_LOCK_STATUS_LOCK: page locked
* NAND_LOCK_STATUS_UNLOCK: page unlocked
*
*/
chip->cmdfunc(mtd, NAND_CMD_LOCK_STATUS, -1, page & chip->pagemask);
ret = chip->read_byte(mtd) & (NAND_LOCK_STATUS_TIGHT
- | NAND_LOCK_STATUS_LOCK
| NAND_LOCK_STATUS_UNLOCK);
out:
* @param start start byte address
* @param length number of bytes to unlock (must be a multiple of
* page size nand->writesize)
+ * @param allexcept if set, unlock everything not selected
*
* @return 0 on success, -1 in case of error
*/
-int nand_unlock(struct mtd_info *mtd, ulong start, ulong length)
+int nand_unlock(struct mtd_info *mtd, loff_t start, size_t length,
+ int allexcept)
{
int ret = 0;
int chipnr;
int status;
int page;
struct nand_chip *chip = mtd->priv;
- printf ("nand_unlock: start: %08x, length: %d!\n",
- (int)start, (int)length);
+
+ debug("nand_unlock%s: start: %08llx, length: %d!\n",
+ allexcept ? " (allexcept)" : "", start, length);
/* select the NAND device */
chipnr = (int)(start >> chip->chip_shift);
/* submit ADDRESS of LAST page to unlock */
page += (int)(length >> chip->page_shift);
+
+ /*
+ * Page addresses for unlocking are supposed to be block-aligned.
+ * At least some NAND chips use the low bit to indicate that the
+ * page range should be inverted.
+ */
+ if (allexcept)
+ page |= 1;
+
chip->cmdfunc(mtd, NAND_CMD_UNLOCK2, -1, page & chip->pagemask);
/* call wait ready function */
greth_regs *regs = greth->regs;
greth_bd *rxbd;
unsigned int status, len = 0, bad;
- unsigned char *d;
+ char *d;
int enable = 0;
int i;
goto done;
}
- debug("greth_recv: packet 0x%lx, 0x%lx, len: %d\n",
+ debug("greth_recv: packet 0x%x, 0x%x, len: %d\n",
(unsigned int)rxbd, status, status & GRETH_BD_LEN);
/* Check status for errors.
greth->regs = (greth_regs *) apbdev.address;
greth->irq = apbdev.irq;
- debug("Found GRETH at 0x%lx, irq %d\n", greth->regs, greth->irq);
+ debug("Found GRETH at %p, irq %d\n", greth->regs, greth->irq);
dev->priv = (void *)greth;
dev->iobase = (unsigned int)greth->regs;
dev->init = greth_init;
/* initiate PHY, select speed/duplex depending on connected PHY */
if (greth_init_phy(greth, bis)) {
/* Failed to init PHY (timedout) */
- debug("GRETH[0x%08x]: Failed to init PHY\n", greth->regs);
+ debug("GRETH[%p]: Failed to init PHY\n", greth->regs);
return -1;
}
/* set and remember MAC address */
greth_set_hwaddr(greth, addr);
- debug("GRETH[0x%08x]: Initialized successfully\n", greth->regs);
+ debug("GRETH[%p]: Initialized successfully\n", greth->regs);
return 0;
}
goto exit;
}
- if (idx >= 0) {
- if (!(dentptr->attr & ATTR_DIR))
- goto exit;
+ if (isdir && !(dentptr->attr & ATTR_DIR))
+ goto exit;
+
+ if (idx >= 0)
subname = nextname;
- }
}
ret = get_contents(mydata, dentptr, buffer, maxsize);
+++ /dev/null
-/*
- * (C) Copyright 2005-2008
- * Samsung Electronics,
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Configuration settings for the 2420 Samsung Apollon board.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * High Level Configuration Options
- */
-#define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */
-#define CONFIG_OMAP 1 /* in a TI OMAP core */
-#define CONFIG_OMAP2420 1 /* which is in a 2420 */
-#define CONFIG_OMAP2420_APOLLON 1
-#define CONFIG_APOLLON 1
-#define CONFIG_APOLLON_PLUS 1 /* If you have apollon plus 1.x */
-
-#define CONFIG_ONENAND_U_BOOT y
-
-/* Clock config to target*/
-#define PRCM_CONFIG_I 1
-/* #define PRCM_CONFIG_II 1 */
-
-/* Boot method */
-/* uncomment if you use NOR boot */
-/* #define CONFIG_SYS_NOR_BOOT 1 */
-
-/* uncomment if you use NOR on CS3 */
-/* #define CONFIG_SYS_USE_NOR 1 */
-
-#ifdef CONFIG_SYS_NOR_BOOT
-#undef CONFIG_SYS_USE_NOR
-#define CONFIG_SYS_USE_NOR 1
-#endif
-
-/* uncommnet if you want to use UBI */
-#define CONFIG_SYS_USE_UBI
-
-#include <asm/arch/omap2420.h> /* get chip and board defs */
-
-#define V_SCLK 12000000
-
-/* input clock of PLL */
-/* the OMAP2420 H4 has 12MHz, 13MHz, or 19.2Mhz crystal input */
-#define CONFIG_SYS_CLK_FREQ V_SCLK
-
-#define CONFIG_MISC_INIT_R
-
-#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
-#define CONFIG_SETUP_MEMORY_TAGS 1
-#define CONFIG_INITRD_TAG 1
-#define CONFIG_REVISION_TAG 1
-
-/*
- * Size of malloc() pool
- */
-#define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */
-#define CONFIG_ENV_SIZE_FLEX SZ_256K
-#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_1M)
-
-/*
- * Hardware drivers
- */
-
-/*
- * SMC91c96 Etherent
- */
-#define CONFIG_LAN91C96
-#define CONFIG_LAN91C96_BASE (APOLLON_CS1_BASE+0x300)
-#define CONFIG_LAN91C96_EXT_PHY
-
-/*
- * NS16550 Configuration
- */
-#define V_NS16550_CLK (48000000) /* 48MHz (APLL96/2) */
-
-#define CONFIG_SYS_NS16550
-#define CONFIG_SYS_NS16550_SERIAL
-#define CONFIG_SYS_NS16550_REG_SIZE (-4)
-#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK /* 3MHz (1.5MHz*2) */
-#define CONFIG_SYS_NS16550_COM1 OMAP2420_UART1
-
-/*
- * select serial console configuration
- */
-#define CONFIG_SERIAL1 1 /* UART1 on H4 */
-
-/* allow to overwrite serial and ethaddr */
-#define CONFIG_ENV_OVERWRITE
-#define CONFIG_CONS_INDEX 1
-#define CONFIG_BAUDRATE 115200
-
-/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
-#include <config_cmd_default.h>
-
-#define CONFIG_CMD_DHCP
-#define CONFIG_CMD_DIAG
-#define CONFIG_CMD_ONENAND
-
-#ifdef CONFIG_SYS_USE_UBI
-#define CONFIG_CMD_JFFS2
-#define CONFIG_CMD_UBI
-#define CONFIG_RBTREE
-#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
-#define CONFIG_MTD_PARTITIONS
-#endif
-
-#undef CONFIG_CMD_SOURCE
-
-#ifndef CONFIG_SYS_USE_NOR
-# undef CONFIG_CMD_FLASH
-# undef CONFIG_CMD_IMLS
-#endif
-
-#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT
-
-#define CONFIG_BOOTDELAY 1
-
-#define CONFIG_NETMASK 255.255.255.0
-#define CONFIG_IPADDR 192.168.116.25
-#define CONFIG_SERVERIP 192.168.116.1
-#define CONFIG_BOOTFILE "uImage"
-#define CONFIG_ETHADDR 00:0E:99:00:24:20
-
-#ifdef CONFIG_APOLLON_PLUS
-#define CONFIG_SYS_MEM "mem=64M"
-#else
-#define CONFIG_SYS_MEM "mem=128"
-#endif
-
-#ifdef CONFIG_SYS_USE_UBI
-#define CONFIG_SYS_UBI "ubi.mtd=4"
-#else
-#define CONFIG_SYS_UBI ""
-#endif
-
-#define CONFIG_BOOTARGS "root=/dev/nfs rw " CONFIG_SYS_MEM \
- " console=ttyS0,115200n8" \
- " ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:" \
- "apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2 " \
- CONFIG_SYS_UBI
-
-#define CONFIG_EXTRA_ENV_SETTINGS \
- "Image=tftp 0x80008000 Image; go 0x80008000\0" \
- "zImage=tftp 0x80180000 zImage; go 0x80180000\0" \
- "uImage=tftp 0x80180000 uImage; bootm 0x80180000\0" \
- "uboot=tftp 0x80008000 u-boot.bin; go 0x80008000\0" \
- "xloader=tftp 0x80180000 x-load.bin; " \
- " cp.w 0x80180000 0x00000400 0x1000; go 0x00000400\0" \
- "syncmode50=mw.w 0x1e442 0xc0c4; mw 0x6800a060 0xe30d1201\0" \
- "syncmode=mw.w 0x1e442 0xe0f4; mw 0x6800a060 0xe30d1201\0" \
- "norboot=cp32 0x18040000 0x80008000 0x200000; go 0x80008000\0" \
- "oneboot=onenand read 0x80008000 0x40000 0x200000; go 0x80008000\0" \
- "onesyncboot=run syncmode oneboot\0" \
- "updateb=tftp 0x80180000 u-boot-onenand.bin; " \
- " onenand erase 0x0 0x20000; onenand write 0x80180000 0x0 0x20000\0" \
- "ubi=setenv bootargs ${bootargs} ubi.mtd=4 ${mtdparts}; run uImage\0" \
- "bootcmd=run uboot\0"
-
-/*
- * Miscellaneous configurable options
- */
-#define CONFIG_SYS_LONGHELP /* undef to save memory */
-#define CONFIG_SYS_PROMPT "Apollon # "
-#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
-/* Print Buffer Size */
-#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
-#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
-/* Boot Argument Buffer Size */
-#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
-/* memtest works on */
-#define CONFIG_SYS_MEMTEST_START (OMAP2420_SDRC_CS0)
-#define CONFIG_SYS_MEMTEST_END (OMAP2420_SDRC_CS0+SZ_31M)
-
-/* default load address */
-#define CONFIG_SYS_LOAD_ADDR (OMAP2420_SDRC_CS0)
-
-/* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2)
- * or by 32KHz clk, or from external sig. This rate is divided by a local
- * divisor.
- */
-#define CONFIG_SYS_TIMERBASE OMAP2420_GPT2
-#define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */
-#define CONFIG_SYS_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CONFIG_SYS_PTV))
-
-/*-----------------------------------------------------------------------
- * Physical Memory Map
- */
-#define CONFIG_NR_DRAM_BANKS 1 /* CS1 may or may not be populated */
-#define PHYS_SDRAM_1 OMAP2420_SDRC_CS0
-#define PHYS_SDRAM_1_SIZE SZ_128M
-#define PHYS_SDRAM_2 OMAP2420_SDRC_CS1
-
-/*-----------------------------------------------------------------------
- * FLASH and environment organization
- */
-#ifdef CONFIG_SYS_USE_NOR
-/* OneNAND boot, NOR has CS3, But NOR has CS0 when NOR boot */
-# define CONFIG_SYS_FLASH_BASE 0x18000000
-# define CONFIG_SYS_MAX_FLASH_BANKS 1
-# define CONFIG_SYS_MAX_FLASH_SECT 1024
-/*-----------------------------------------------------------------------
- * CFI FLASH driver setup
- */
-/* Flash memory is CFI compliant */
-# define CONFIG_SYS_FLASH_CFI 1
-# define CONFIG_FLASH_CFI_DRIVER 1 /* Use drivers/cfi_flash.c */
-/* Use buffered writes (~10x faster) */
-/* #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 */
-/* Use h/w sector protection*/
-# define CONFIG_SYS_FLASH_PROTECTION 1
-
-#else /* !CONFIG_SYS_USE_NOR */
-# define CONFIG_SYS_NO_FLASH 1
-#endif /* CONFIG_SYS_USE_NOR */
-
-/* OneNAND boot, OneNAND has CS0, NOR boot ONeNAND has CS2 */
-#define CONFIG_SYS_ONENAND_BASE 0x00000000
-#define CONFIG_SYS_MONITOR_LEN SZ_256K /* U-Boot image size */
-#define CONFIG_ENV_IS_IN_ONENAND 1
-#define CONFIG_ENV_ADDR 0x00020000
-#define CONFIG_ENV_ADDR_FLEX 0x00040000
-
-#ifdef CONFIG_SYS_USE_UBI
-#define CONFIG_CMD_MTDPARTS
-#define MTDIDS_DEFAULT "onenand0=onenand"
-#define MTDPARTS_DEFAULT "mtdparts=onenand:128k(bootloader)," \
- "128k(params)," \
- "2m(kernel)," \
- "16m(rootfs)," \
- "32m(fs)," \
- "-(ubifs)"
-#endif
-
-#define PHYS_SRAM 0x4020F800
-#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
-#define CONFIG_SYS_INIT_SP_ADDR PHYS_SRAM
-
-#endif /* __CONFIG_H */
* NAND FLASH driver setup
*/
#define CONFIG_NAND_MXC
-#define CONFIG_NAND_MXC_V1_1
#define CONFIG_MXC_NAND_REGS_BASE (NFC_BASE_ADDR)
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE (NFC_BASE_ADDR)
* NAND FLASH driver setup
*/
#define CONFIG_NAND_MXC
-#define CONFIG_NAND_MXC_V1_1
#define CONFIG_MXC_NAND_REGS_BASE (NFC_BASE_ADDR)
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE (NFC_BASE_ADDR)
/* NAND */
#define CONFIG_NAND_MXC
-#define CONFIG_NAND_MXC_V1_1
#define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE (0xBB000000)
/* [re]set to the default environment */
void set_default_env(const char *s);
+/* [re]set individual variables to their value in the default environment */
+int set_default_vars(int nvars, char * const vars[]);
+
/* Import from binary representation into hash table */
int env_import(const char *buf, int check);
+/*
+ * Check if variable "name" can be changed from oldval to newval,
+ * and if so, apply the changes (e.g. baudrate).
+ * When (flag & H_FORCE) is set, it does not print out any error
+ * message and forces overwriting of write-once variables.
+ */
+int env_check_apply(const char *name, const char *oldval,
+ const char *newval, int flag);
+
#endif /* DO_DEPS_ONLY */
#endif /* _ENVIRONMENT_H_ */
#define __FSL_NFC_H
/*
- * TODO: Use same register defs for nand_spl mxc nand driver
- * and mtd mxc nand driver.
+ * Register map and bit definitions for the Freescale NAND Flash Controller
+ * present in various i.MX devices.
*
- * Register map and bit definitions for the Freescale NAND Flash
- * Controller present in various i.MX devices.
+ * MX31 and MX27 have version 1, which has:
+ * 4 512-byte main buffers and
+ * 4 16-byte spare buffers
+ * to support up to 2K byte pagesize nand.
+ * Reading or writing a 2K page requires 4 FDI/FDO cycles.
*
- * MX31 and MX27 have version 1 which has
- * 4 512 byte main buffers and
- * 4 16 byte spare buffers
- * to support up to 2K byte pagesize nand.
- * Reading or writing a 2K page requires 4 FDI/FDO cycles.
- *
- * MX25 has version 1.1 which has
- * 8 512 byte main buffers and
- * 8 64 byte spare buffers
- * to support up to 4K byte pagesize nand.
- * Reading or writing a 2K or 4K page requires only 1 FDI/FDO cycle.
- * Also some of registers are moved and/or changed meaning as seen below.
+ * MX25 and MX35 have version 2.1, which has:
+ * 8 512-byte main buffers and
+ * 8 64-byte spare buffers
+ * to support up to 4K byte pagesize nand.
+ * Reading or writing a 2K or 4K page requires only 1 FDI/FDO cycle.
+ * Also some of registers are moved and/or changed meaning as seen below.
*/
-#if defined(CONFIG_MX31) || defined(CONFIG_MX27)
+#if defined(CONFIG_MX27) || defined(CONFIG_MX31)
#define MXC_NFC_V1
-#elif defined(CONFIG_MX25)
-#define MXC_NFC_V1_1
+#define is_mxc_nfc_1() 1
+#define is_mxc_nfc_21() 0
+#elif defined(CONFIG_MX25) || defined(CONFIG_MX35)
+#define MXC_NFC_V2_1
+#define is_mxc_nfc_1() 0
+#define is_mxc_nfc_21() 1
#else
-#warning "MXC NFC version not defined"
+#error "MXC NFC implementation not supported"
#endif
#if defined(MXC_NFC_V1)
#define NAND_MXC_NR_BUFS 4
#define NAND_MXC_SPARE_BUF_SIZE 16
#define NAND_MXC_REG_OFFSET 0xe00
-#define NAND_MXC_2K_MULTI_CYCLE 1
-#elif defined(MXC_NFC_V1_1)
+#define NAND_MXC_2K_MULTI_CYCLE
+#elif defined(MXC_NFC_V2_1)
#define NAND_MXC_NR_BUFS 8
#define NAND_MXC_SPARE_BUF_SIZE 64
#define NAND_MXC_REG_OFFSET 0x1e00
-#else
-#error "define CONFIG_NAND_MXC_VXXX to use the mxc spl_nand driver"
#endif
struct fsl_nfc_regs {
- u32 main_area[NAND_MXC_NR_BUFS][512/4];
- u32 spare_area[NAND_MXC_NR_BUFS][NAND_MXC_SPARE_BUF_SIZE/4];
+ u8 main_area[NAND_MXC_NR_BUFS][0x200];
+ u8 spare_area[NAND_MXC_NR_BUFS][NAND_MXC_SPARE_BUF_SIZE];
/*
* reserved size is offset of nfc registers
* minus total main and spare sizes
u8 reserved1[NAND_MXC_REG_OFFSET
- NAND_MXC_NR_BUFS * (512 + NAND_MXC_SPARE_BUF_SIZE)];
#if defined(MXC_NFC_V1)
- u16 bufsiz;
+ u16 buf_size;
u16 reserved2;
- u16 buffer_address;
- u16 flash_add;
+ u16 buf_addr;
+ u16 flash_addr;
u16 flash_cmd;
- u16 configuration;
+ u16 config;
u16 ecc_status_result;
- u16 ecc_rslt_main_area;
- u16 ecc_rslt_spare_area;
- u16 nf_wr_prot;
- u16 unlock_start_blk_add;
- u16 unlock_end_blk_add;
- u16 nand_flash_wr_pr_st;
- u16 nand_flash_config1;
- u16 nand_flash_config2;
-#elif defined(MXC_NFC_V1_1)
+ u16 rsltmain_area;
+ u16 rsltspare_area;
+ u16 wrprot;
+ u16 unlockstart_blkaddr;
+ u16 unlockend_blkaddr;
+ u16 nf_wrprst;
+ u16 config1;
+ u16 config2;
+#elif defined(MXC_NFC_V2_1)
u16 reserved2[2];
- u16 buffer_address;
- u16 flash_add;
+ u16 buf_addr;
+ u16 flash_addr;
u16 flash_cmd;
- u16 configuration;
- u16 ecc_status_result;
- u16 ecc_status_result2;
+ u16 config;
+ u32 ecc_status_result;
u16 spare_area_size;
- u16 nf_wr_prot;
+ u16 wrprot;
u16 reserved3[2];
- u16 nand_flash_wr_pr_st;
- u16 nand_flash_config1;
- u16 nand_flash_config2;
+ u16 nf_wrprst;
+ u16 config1;
+ u16 config2;
u16 reserved4;
- u16 unlock_start_blk_add0;
- u16 unlock_end_blk_add0;
- u16 unlock_start_blk_add1;
- u16 unlock_end_blk_add1;
- u16 unlock_start_blk_add2;
- u16 unlock_end_blk_add2;
- u16 unlock_start_blk_add3;
- u16 unlock_end_blk_add3;
+ u16 unlockstart_blkaddr;
+ u16 unlockend_blkaddr;
+ u16 unlockstart_blkaddr1;
+ u16 unlockend_blkaddr1;
+ u16 unlockstart_blkaddr2;
+ u16 unlockend_blkaddr2;
+ u16 unlockstart_blkaddr3;
+ u16 unlockend_blkaddr3;
#endif
};
*/
#define NFC_INT 0x8000
-#ifdef MXC_NFC_V1_1
+#ifdef MXC_NFC_V2_1
#define NFC_4_8N_ECC (1 << 0)
#endif
#define NFC_SP_EN (1 << 2)
#define NFC_RST (1 << 6)
#define NFC_CE (1 << 7)
#define NFC_ONE_CYCLE (1 << 8)
+#define NFC_FP_INT (1 << 11)
#endif /* __FSL_NFC_H */
#define NAND_CMD_RESET 0xff
#define NAND_CMD_LOCK 0x2a
+#define NAND_CMD_LOCK_TIGHT 0x2c
#define NAND_CMD_UNLOCK1 0x23
#define NAND_CMD_UNLOCK2 0x24
+#define NAND_CMD_LOCK_STATUS 0x7a
/* Extended commands for large page devices */
#define NAND_CMD_READSTART 0x30
#define NAND_SUBPAGE_READ(chip) ((chip->ecc.mode == NAND_ECC_SOFT) \
&& (chip->page_shift > 9))
-/* Mask to zero out the chip options, which come from the id table */
-#define NAND_CHIPOPTIONS_MSK (0x0000ffff & ~NAND_NO_AUTOINCR)
-
/* Non chip related options */
/*
* Use a flash based bad block table. OOB identifier is saved in OOB area.
int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts);
#define NAND_LOCK_STATUS_TIGHT 0x01
-#define NAND_LOCK_STATUS_LOCK 0x02
#define NAND_LOCK_STATUS_UNLOCK 0x04
-int nand_lock( nand_info_t *meminfo, int tight );
-int nand_unlock( nand_info_t *meminfo, ulong start, ulong length );
+int nand_lock(nand_info_t *meminfo, int tight);
+int nand_unlock(nand_info_t *meminfo, loff_t start, size_t length,
+ int allexcept);
int nand_get_lock_status(nand_info_t *meminfo, loff_t offset);
int nand_spl_load_image(uint32_t offs, unsigned int size, void *dst);
struct _ENTRY *table;
unsigned int size;
unsigned int filled;
+/*
+ * Callback function which will check whether the given change for variable
+ * "name" from "oldval" to "newval" may be applied or not, and possibly apply
+ * such change.
+ * When (flag & H_FORCE) is set, it shall not print out any error message and
+ * shall force overwriting of write-once variables.
+.* Must return 0 for approval, 1 for denial.
+ */
+ int (*apply)(const char *name, const char *oldval,
+ const char *newval, int flag);
};
/* Create a new hashing table which will at most contain NEL elements. */
extern int hcreate_r(size_t __nel, struct hsearch_data *__htab);
/* Destroy current internal hashing table. */
-extern void hdestroy_r(struct hsearch_data *__htab);
+extern void hdestroy_r(struct hsearch_data *__htab, int do_apply);
/*
* Search for entry matching ITEM.key in internal hash table. If
struct hsearch_data *__htab);
/* Search and delete entry matching ITEM.key in internal hash table. */
-extern int hdelete_r(const char *__key, struct hsearch_data *__htab);
+extern int hdelete_r(const char *__key, struct hsearch_data *__htab,
+ int do_apply);
extern ssize_t hexport_r(struct hsearch_data *__htab,
const char __sep, char **__resp, size_t __size,
int argc, char * const argv[]);
+/*
+ * nvars: length of vars array
+ * vars: array of strings (variable names) to import (nvars == 0 means all)
+ * do_apply: whether to call callback function to check the new argument,
+ * and possibly apply changes (false means accept everything)
+ */
extern int himport_r(struct hsearch_data *__htab,
const char *__env, size_t __size, const char __sep,
- int __flag);
+ int __flag, int nvars, char * const vars[], int do_apply);
/* Flags for himport_r() */
-#define H_NOCLEAR 1 /* do not clear hash table before importing */
+#define H_NOCLEAR (1 << 0) /* do not clear hash table before importing */
+#define H_FORCE (1 << 1) /* overwrite read-only/write-once variables */
#endif /* search.h */
* be freed and the local static variable can be marked as not used.
*/
-void hdestroy_r(struct hsearch_data *htab)
+void hdestroy_r(struct hsearch_data *htab, int do_apply)
{
int i;
for (i = 1; i <= htab->size; ++i) {
if (htab->table[i].used > 0) {
ENTRY *ep = &htab->table[i].entry;
-
+ if (do_apply && htab->apply != NULL) {
+ /* deletion is always forced */
+ htab->apply(ep->key, ep->data, NULL, H_FORCE);
+ }
free((void *)ep->key);
free(ep->data);
}
* do that.
*/
-int hdelete_r(const char *key, struct hsearch_data *htab)
+int hdelete_r(const char *key, struct hsearch_data *htab, int do_apply)
{
ENTRY e, *ep;
int idx;
/* free used ENTRY */
debug("hdelete: DELETING key \"%s\"\n", key);
-
+ if (do_apply && htab->apply != NULL)
+ htab->apply(ep->key, ep->data, NULL, H_FORCE);
free((void *)ep->key);
free(ep->data);
htab->table[idx].used = -1;
* himport()
*/
+/*
+ * Check whether variable 'name' is amongst vars[],
+ * and remove all instances by setting the pointer to NULL
+ */
+static int drop_var_from_set(const char *name, int nvars, char * vars[])
+{
+ int i = 0;
+ int res = 0;
+
+ /* No variables specified means process all of them */
+ if (nvars == 0)
+ return 1;
+
+ for (i = 0; i < nvars; i++) {
+ if (vars[i] == NULL)
+ continue;
+ /* If we found it, delete all of them */
+ if (!strcmp(name, vars[i])) {
+ vars[i] = NULL;
+ res = 1;
+ }
+ }
+ if (!res)
+ debug("Skipping non-listed variable %s\n", name);
+
+ return res;
+}
+
/*
* Import linearized data into hash table.
*
*/
int himport_r(struct hsearch_data *htab,
- const char *env, size_t size, const char sep, int flag)
+ const char *env, size_t size, const char sep, int flag,
+ int nvars, char * const vars[], int do_apply)
{
char *data, *sp, *dp, *name, *value;
+ char *localvars[nvars];
+ int i;
/* Test for correct arguments. */
if (htab == NULL) {
memcpy(data, env, size);
dp = data;
+ /* make a local copy of the list of variables */
+ if (nvars)
+ memcpy(localvars, vars, sizeof(vars[0]) * nvars);
+
if ((flag & H_NOCLEAR) == 0) {
/* Destroy old hash table if one exists */
debug("Destroy Hash Table: %p table = %p\n", htab,
htab->table);
if (htab->table)
- hdestroy_r(htab);
+ hdestroy_r(htab, do_apply);
}
/*
*dp++ = '\0'; /* terminate name */
debug("DELETE CANDIDATE: \"%s\"\n", name);
+ if (!drop_var_from_set(name, nvars, localvars))
+ continue;
- if (hdelete_r(name, htab) == 0)
+ if (hdelete_r(name, htab, do_apply) == 0)
debug("DELETE ERROR ##############################\n");
continue;
*sp++ = '\0'; /* terminate value */
++dp;
+ /* Skip variables which are not supposed to be processed */
+ if (!drop_var_from_set(name, nvars, localvars))
+ continue;
+
/* enter into hash table */
e.key = name;
e.data = value;
+ /* if there is an apply function, check what it has to say */
+ if (do_apply && htab->apply != NULL) {
+ debug("searching before calling cb function"
+ " for %s\n", name);
+ /*
+ * Search for variable in existing env, so to pass
+ * its previous value to the apply callback
+ */
+ hsearch_r(e, FIND, &rv, htab);
+ debug("previous value was %s\n", rv ? rv->data : "");
+ if (htab->apply(name, rv ? rv->data : NULL,
+ value, flag)) {
+ debug("callback function refused to set"
+ " variable %s, skipping it!\n", name);
+ continue;
+ }
+ }
+
hsearch_r(e, ENTER, &rv, htab);
if (rv == NULL) {
printf("himport_r: can't insert \"%s=%s\" into hash table\n",
debug("INSERT: free(data = %p)\n", data);
free(data);
+ /* process variables which were not considered */
+ for (i = 0; i < nvars; i++) {
+ if (localvars[i] == NULL)
+ continue;
+ /*
+ * All variables which were not deleted from the variable list
+ * were not present in the imported env
+ * This could mean two things:
+ * a) if the variable was present in current env, we delete it
+ * b) if the variable was not present in current env, we notify
+ * it might be a typo
+ */
+ if (hdelete_r(localvars[i], htab, do_apply) == 0)
+ printf("WARNING: '%s' neither in running nor in imported env!\n", localvars[i]);
+ else
+ printf("WARNING: '%s' not in imported env, deleting it!\n", localvars[i]);
+ }
+
debug("INSERT: done\n");
return 1; /* everything OK */
}
{
uint32_t tmp;
- while (!(readw(&nfc->nand_flash_config2) & NFC_INT))
+ while (!(readw(&nfc->config2) & NFC_INT))
;
/* Reset interrupt flag */
- tmp = readw(&nfc->nand_flash_config2);
+ tmp = readw(&nfc->config2);
tmp &= ~NFC_INT;
- writew(tmp, &nfc->nand_flash_config2);
+ writew(tmp, &nfc->config2);
}
-void nfc_nand_init(void)
+static void nfc_nand_init(void)
{
-#if defined(MXC_NFC_V1_1)
- int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;
+#if defined(MXC_NFC_V2_1)
+ int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;
int config1;
writew(CONFIG_SYS_NAND_SPARE_SIZE / 2, &nfc->spare_area_size);
/* unlocking RAM Buff */
- writew(0x2, &nfc->configuration);
+ writew(0x2, &nfc->config);
/* hardware ECC checking and correct */
- config1 = readw(&nfc->nand_flash_config1) | NFC_ECC_EN | 0x800;
+ config1 = readw(&nfc->config1) | NFC_ECC_EN | NFC_INT_MSK |
+ NFC_ONE_CYCLE | NFC_FP_INT;
/*
* if spare size is larger that 16 bytes per 512 byte hunk
* then use 8 symbol correction instead of 4
*/
- if ((CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page) > 16)
+ if (CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page > 16)
config1 &= ~NFC_4_8N_ECC;
else
config1 |= NFC_4_8N_ECC;
- writew(config1, &nfc->nand_flash_config1);
+ writew(config1, &nfc->config1);
#elif defined(MXC_NFC_V1)
/* unlocking RAM Buff */
- writew(0x2, &nfc->configuration);
+ writew(0x2, &nfc->config);
/* hardware ECC checking and correct */
- writew(NFC_ECC_EN, &nfc->nand_flash_config1);
+ writew(NFC_ECC_EN | NFC_INT_MSK, &nfc->config1);
#endif
}
static void nfc_nand_command(unsigned short command)
{
writew(command, &nfc->flash_cmd);
- writew(NFC_CMD, &nfc->nand_flash_config2);
+ writew(NFC_CMD, &nfc->config2);
+ nfc_wait_ready();
+}
+
+static void nfc_nand_address(unsigned short address)
+{
+ writew(address, &nfc->flash_addr);
+ writew(NFC_ADDR, &nfc->config2);
nfc_wait_ready();
}
{
unsigned int page_count;
- writew(0x00, &nfc->flash_add);
- writew(NFC_ADDR, &nfc->nand_flash_config2);
- nfc_wait_ready();
+ nfc_nand_address(0x00);
/* code only for large page flash */
- if (CONFIG_SYS_NAND_PAGE_SIZE > 512) {
- writew(0x00, &nfc->flash_add);
- writew(NFC_ADDR, &nfc->nand_flash_config2);
- nfc_wait_ready();
- }
+ if (CONFIG_SYS_NAND_PAGE_SIZE > 512)
+ nfc_nand_address(0x00);
page_count = CONFIG_SYS_NAND_SIZE / CONFIG_SYS_NAND_PAGE_SIZE;
if (page_address <= page_count) {
page_count--; /* transform 0x01000000 to 0x00ffffff */
do {
- writew(page_address & 0xff, &nfc->flash_add);
- writew(NFC_ADDR, &nfc->nand_flash_config2);
- nfc_wait_ready();
+ nfc_nand_address(page_address & 0xff);
page_address = page_address >> 8;
page_count = page_count >> 8;
} while (page_count);
}
- writew(0x00, &nfc->flash_add);
- writew(NFC_ADDR, &nfc->nand_flash_config2);
- nfc_wait_ready();
+ nfc_nand_address(0x00);
}
static void nfc_nand_data_output(void)
{
- int config1 = readw(&nfc->nand_flash_config1);
#ifdef NAND_MXC_2K_MULTI_CYCLE
int i;
#endif
- config1 |= NFC_ECC_EN | NFC_INT_MSK;
- writew(config1, &nfc->nand_flash_config1);
- writew(0, &nfc->buffer_address);
- writew(NFC_OUTPUT, &nfc->nand_flash_config2);
+ writew(0, &nfc->buf_addr);
+ writew(NFC_OUTPUT, &nfc->config2);
nfc_wait_ready();
#ifdef NAND_MXC_2K_MULTI_CYCLE
/*
* This NAND controller requires multiple input commands
* for pages larger than 512 bytes.
*/
- for (i = 1; i < (CONFIG_SYS_NAND_PAGE_SIZE / 512); i++) {
- config1 = readw(&nfc->nand_flash_config1);
- config1 |= NFC_ECC_EN | NFC_INT_MSK;
- writew(config1, &nfc->nand_flash_config1);
- writew(i, &nfc->buffer_address);
- writew(NFC_OUTPUT, &nfc->nand_flash_config2);
+ for (i = 1; i < CONFIG_SYS_NAND_PAGE_SIZE / 512; i++) {
+ writew(i, &nfc->buf_addr);
+ writew(NFC_OUTPUT, &nfc->config2);
nfc_wait_ready();
}
#endif
static int nfc_nand_check_ecc(void)
{
- return readw(&nfc->ecc_status_result);
+#if defined(MXC_NFC_V1)
+ u16 ecc_status = readw(&nfc->ecc_status_result);
+ return (ecc_status & 0x3) == 2 || (ecc_status >> 2) == 2;
+#elif defined(MXC_NFC_V2_1)
+ u32 ecc_status = readl(&nfc->ecc_status_result);
+ int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;
+ int err_limit = CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page > 16 ? 8 : 4;
+ int subpages = CONFIG_SYS_NAND_PAGE_SIZE / 512;
+
+ do {
+ if ((ecc_status & 0xf) > err_limit)
+ return 1;
+ ecc_status >>= 4;
+ } while (--subpages);
+
+ return 0;
+#endif
}
-static int nfc_read_page(unsigned int page_address, unsigned char *buf)
+static void nfc_nand_read_page(unsigned int page_address)
{
- int i;
- u32 *src;
- u32 *dst;
-
- writew(0, &nfc->buffer_address); /* read in first 0 buffer */
+ writew(0, &nfc->buf_addr); /* read in first 0 buffer */
nfc_nand_command(NAND_CMD_READ0);
nfc_nand_page_address(page_address);
nfc_nand_command(NAND_CMD_READSTART);
nfc_nand_data_output(); /* fill the main buffer 0 */
+}
+
+static int nfc_read_page(unsigned int page_address, unsigned char *buf)
+{
+ int i;
+ u32 *src;
+ u32 *dst;
+
+ nfc_nand_read_page(page_address);
if (nfc_nand_check_ecc())
return -1;
- src = &nfc->main_area[0][0];
+ src = (u32 *)&nfc->main_area[0][0];
dst = (u32 *)buf;
/* main copy loop from NAND-buffer to SDRAM memory */
- for (i = 0; i < (CONFIG_SYS_NAND_PAGE_SIZE / 4); i++) {
+ for (i = 0; i < CONFIG_SYS_NAND_PAGE_SIZE / 4; i++) {
writel(readl(src), dst);
src++;
dst++;
/* Check the first two pages for bad block markers */
for (page = pagenumber; page < pagenumber + 2; page++) {
- writew(0, &nfc->buffer_address); /* read in first 0 buffer */
- nfc_nand_command(NAND_CMD_READ0);
- nfc_nand_page_address(page);
-
- if (CONFIG_SYS_NAND_PAGE_SIZE > 512)
- nfc_nand_command(NAND_CMD_READSTART);
-
- nfc_nand_data_output(); /* fill the main buffer 0 */
+ nfc_nand_read_page(page);
- src = &nfc->spare_area[0][0];
+ src = (u32 *)&nfc->spare_area[0][0];
/*
* IMPORTANT NOTE: The nand flash controller uses a non-
page = from / CONFIG_SYS_NAND_PAGE_SIZE;
i = 0;
- while (i < (size / CONFIG_SYS_NAND_PAGE_SIZE)) {
+ while (i < size / CONFIG_SYS_NAND_PAGE_SIZE) {
if (nfc_read_page(page, buf) < 0)
return -1;
+++ /dev/null
-
-include $(TOPDIR)/config.mk
-include $(TOPDIR)/onenand_ipl/board/$(BOARDDIR)/config.mk
-
-LDSCRIPT= $(TOPDIR)/onenand_ipl/board/$(BOARDDIR)/u-boot.onenand.lds
-LDFLAGS = -Bstatic -T $(onenandobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(PLATFORM_LDFLAGS)
-AFLAGS += -DCONFIG_SPL_BUILD -DCONFIG_ONENAND_IPL
-CFLAGS += -DCONFIG_SPL_BUILD -DCONFIG_ONENAND_IPL
-OBJCFLAGS += --gap-fill=0x00
-
-SOBJS := low_levelinit.o
-SOBJS += start.o
-COBJS := apollon.o
-COBJS += onenand_read.o
-COBJS += onenand_boot.o
-
-SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
-OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
-__OBJS := $(SOBJS) $(COBJS)
-LNDIR := $(OBJTREE)/onenand_ipl/board/$(BOARDDIR)
-
-onenandobj := $(OBJTREE)/onenand_ipl/
-
-ALL = $(onenandobj)onenand-ipl $(onenandobj)onenand-ipl.bin $(onenandobj)onenand-ipl-2k.bin $(onenandobj)onenand-ipl-4k.bin
-
-all: $(obj).depend $(ALL)
-
-$(onenandobj)onenand-ipl-2k.bin: $(onenandobj)onenand-ipl
- $(OBJCOPY) ${OBJCFLAGS} --pad-to=0x800 -O binary $< $@
-
-$(onenandobj)onenand-ipl-4k.bin: $(onenandobj)onenand-ipl
- $(OBJCOPY) ${OBJCFLAGS} --pad-to=0x1000 -O binary $< $@
-
-$(onenandobj)onenand-ipl.bin: $(onenandobj)onenand-ipl
- $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
-
-$(onenandobj)onenand-ipl: $(OBJS) $(onenandobj)u-boot.lds
- cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \
- -Map $@.map -o $@
-
-$(onenandobj)u-boot.lds: $(LDSCRIPT)
- $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
-
-# create symbolic links from common files
-
-# from cpu directory
-$(obj)start.S:
- @rm -f $@
- ln -s $(SRCTREE)/$(CPUDIR)/start.S $@
-
-# from onenand_ipl directory
-$(obj)onenand_ipl.h:
- @rm -f $@
- ln -s $(SRCTREE)/onenand_ipl/onenand_ipl.h $@
-
-$(obj)onenand_boot.c: $(obj)onenand_ipl.h
- @rm -f $@
- ln -s $(SRCTREE)/onenand_ipl/onenand_boot.c $@
-
-$(obj)onenand_read.c: $(obj)onenand_ipl.h
- @rm -f $@
- ln -s $(SRCTREE)/onenand_ipl/onenand_read.c $@
-
-ifneq ($(OBJTREE), $(SRCTREE))
-$(obj)apollon.c:
- @rm -f $@
- ln -s $(SRCTREE)/onenand_ipl/board/$(BOARDDIR)/apollon.c $@
-
-$(obj)low_levelinit.S:
- @rm -f $@
- ln -s $(SRCTREE)/onenand_ipl/board/$(BOARDDIR)/low_levelinit.S $@
-endif
-
-#########################################################################
-
-$(obj)%.o: $(obj)%.S
- $(CC) $(AFLAGS) -c -o $@ $<
-
-$(obj)%.o: $(obj)$.c
- $(CC) $(CFLAGS) -c -o $@ $<
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
+++ /dev/null
-/*
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-#include <common.h>
-#include <asm/arch/mux.h>
-
-#define write_config_reg(reg, value) \
-do { \
- writeb(value, reg); \
-} while (0)
-
-/*****************************************
- * Routine: board_init
- * Description: Early hardware init.
- *****************************************/
-int board_init(void)
-{
- return 0;
-}
-
-#ifdef CONFIG_SYS_PRINTF
-/* Pin Muxing registers used for UART1 */
-/****************************************
- * Routine: muxSetupUART1 (ostboot)
- * Description: Set up uart1 muxing
- *****************************************/
-static void muxSetupUART1(void)
-{
- /* UART1_CTS pin configuration, PIN = D21 */
- write_config_reg(CONTROL_PADCONF_UART1_CTS, 0);
- /* UART1_RTS pin configuration, PIN = H21 */
- write_config_reg(CONTROL_PADCONF_UART1_RTS, 0);
- /* UART1_TX pin configuration, PIN = L20 */
- write_config_reg(CONTROL_PADCONF_UART1_TX, 0);
- /* UART1_RX pin configuration, PIN = T21 */
- write_config_reg(CONTROL_PADCONF_UART1_RX, 0);
-}
-#endif
-
-/**********************************************************
- * Routine: s_init
- * Description: Does early system init of muxing and clocks.
- * - Called at time when only stack is available.
- **********************************************************/
-int s_init(int skip)
-{
-#ifdef CONFIG_SYS_PRINTF
- muxSetupUART1();
-#endif
- return 0;
-}
+++ /dev/null
-#
-# (C) Copyright 2005-2008 Samsung Electronics
-# Kyungmin Park <kyungmin.park@samsung.com>
-#
-# Samsung Apollon board with OMAP2420 (ARM1136) cpu
-#
-# Apollon has 1 bank of 128MB mDDR-SDRAM on CS0
-# Physical Address:
-# 8000'0000 (bank0)
-# 8800'0000 (bank1)
-# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000
-# (mem base + reserved)
-
-CONFIG_SYS_TEXT_BASE = 0x00000000
+++ /dev/null
-/*
- * Board specific setup info
- *
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Derived from board/omap2420h4/platform.S
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-#include <asm/arch/omap2420.h>
-#include <asm/arch/mem.h>
-#include <asm/arch/clocks.h>
-
-#define APOLLON_CS0_BASE 0x00000000
-
-#ifdef PRCM_CONFIG_I
-#define SDRC_ACTIM_CTRLA_0_VAL 0x7BA35907
-#define SDRC_ACTIM_CTRLB_0_VAL 0x00000013
-#define SDRC_RFR_CTRL_0_VAL 0x00044C01
-
-/* GPMC */
-#define APOLLON_GPMC_CONFIG1_0 0xe30d1201
-#define APOLLON_GPMC_CONFIG2_0 0x000c1000
-#define APOLLON_GPMC_CONFIG3_0 0x00030400
-#define APOLLON_GPMC_CONFIG4_0 0x0B841006
-#define APOLLON_GPMC_CONFIG5_0 0x020F0C11
-#define APOLLON_GPMC_CONFIG6_0 0x00000000
-#define APOLLON_GPMC_CONFIG7_0 (0x00000e40 | (APOLLON_CS0_BASE >> 24))
-
-#elif defined(PRCM_CONFIG_II)
-#define SDRC_ACTIM_CTRLA_0_VAL 0x4A59B485
-#define SDRC_ACTIM_CTRLB_0_VAL 0x0000000C
-#define SDRC_RFR_CTRL_0_VAL 0x00030001
-
-/* GPMC */
-#define APOLLON_GPMC_CONFIG1_0 0xe30d1201
-#define APOLLON_GPMC_CONFIG2_0 0x00080E81
-#define APOLLON_GPMC_CONFIG3_0 0x00030400
-#define APOLLON_GPMC_CONFIG4_0 0x08041586
-#define APOLLON_GPMC_CONFIG5_0 0x020C090E
-#define APOLLON_GPMC_CONFIG6_0 0x00000000
-#define APOLLON_GPMC_CONFIG7_0 (0x00000e40 | (APOLLON_CS0_BASE >> 24))
-
-#else
-#error "Please configure PRCM schecm"
-#endif
-
-_TEXT_BASE:
- .word CONFIG_SYS_TEXT_BASE /* sdram load addr from config.mk */
-
-.globl lowlevel_init
-lowlevel_init:
- mov r3, r0 /* save skip information */
-
- /* Disable watchdog */
- ldr r0, =WD2_BASE
- ldr r1, =WD_UNLOCK1
- str r1, [r0, #WSPR]
-
- ldr r1, =WD_UNLOCK2
- str r1, [r0, #WSPR]
-
-#ifdef DEBUG_LED
- /* LED0 OFF */
- ldr r0, =0x480000E5 /* ball AA10, mode 3 */
- mov r1, #0x0b
- strb r1, [r0]
-#endif
-
- /* Pin muxing for SDRC */
- mov r1, #0x00
- ldr r0, =0x480000A1 /* ball C12, mode 0 */
- strb r1, [r0]
-
- ldr r0, =0x48000032 /* ball D11, mode 0 */
- strb r1, [r0]
-
- ldr r0, =0x480000A3 /* ball B13, mode 0 */
- strb r1, [r0]
-
- /* SDRC setting */
- ldr r0, =OMAP2420_SDRC_BASE
- ldr r1, =0x00000010
- str r1, [r0, #0x10]
-
- ldr r1, =0x00000100
- str r1, [r0, #0x44]
-
- /* SDRC CS0 configuration */
-#ifdef CONFIG_APOLLON_PLUS
- ldr r1, =0x01702011
-#else
- ldr r1, =0x00d04011
-#endif
- str r1, [r0, #0x80]
-
- ldr r1, =SDRC_ACTIM_CTRLA_0_VAL
- str r1, [r0, #0x9C]
-
- ldr r1, =SDRC_ACTIM_CTRLB_0_VAL
- str r1, [r0, #0xA0]
-
- ldr r1, =SDRC_RFR_CTRL_0_VAL
- str r1, [r0, #0xA4]
-
- ldr r1, =0x00000041
- str r1, [r0, #0x70]
-
- /* Manual command sequence */
- ldr r1, =0x00000007
- str r1, [r0, #0xA8]
-
- ldr r1, =0x00000000
- str r1, [r0, #0xA8]
-
- ldr r1, =0x00000001
- str r1, [r0, #0xA8]
-
- ldr r1, =0x00000002
- str r1, [r0, #0xA8]
- str r1, [r0, #0xA8]
-
- /*
- * CS0 SDRC Mode register
- * Burst length = 4 - DDR memory
- * Serial mode
- * CAS latency = 3
- */
- ldr r1, =0x00000032
- str r1, [r0, #0x84]
-
- /* Note: You MUST set EMR values */
- /* EMR1 & EMR2 */
- ldr r1, =0x00000000
- str r1, [r0, #0x88]
- str r1, [r0, #0x8C]
-
-#ifdef OLD_SDRC_DLLA_CTRL
- /* SDRC_DLLA_CTRL */
- ldr r1, =0x00007306
- str r1, [r0, #0x60]
-
- ldr r1, =0x00007303
- str r1, [r0, #0x60]
-#else
- /* SDRC_DLLA_CTRL */
- ldr r1, =0x00000506
- str r1, [r0, #0x60]
-
- ldr r1, =0x00000503
- str r1, [r0, #0x60]
-#endif
-
-#ifdef __BROKEN_FEATURE__
- /* SDRC_DLLB_CTRL */
- ldr r1, =0x00000506
- str r1, [r0, #0x68]
-
- ldr r1, =0x00000503
- str r1, [r0, #0x68]
-#endif
-
- /* little delay after init */
- mov r2, #0x1800
-1:
- subs r2, r2, #0x1
- bne 1b
-
- ldr sp, SRAM_STACK
- str ip, [sp] /* stash old link register */
- mov ip, lr /* save link reg across call */
- mov r0, r3 /* pass skip info to s_init */
-
- bl s_init /* go setup pll,mux,memory */
-
- ldr ip, [sp] /* restore save ip */
- mov lr, ip /* restore link reg */
-
- /* back to arch calling code */
- mov pc, lr
-
- /* the literal pools origin */
- .ltorg
-
-SRAM_STACK:
- .word LOW_LEVEL_SRAM_STACK
+++ /dev/null
-/*
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Derived from X-loader
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- start.o (.text)
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = ALIGN(4);
- .got : { *(.got) }
-
- . = ALIGN(4);
- __bss_start = .;
- .bss : { *(.bss) . = ALIGN(4); }
- __bss_end__ = .;
-}
+++ /dev/null
-/*
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * Derived from x-loader
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#include "onenand_ipl.h"
-
-typedef int (init_fnc_t)(void);
-
-void start_oneboot(void)
-{
- uchar *buf;
-
- buf = (uchar *) CONFIG_SYS_LOAD_ADDR;
-
- onenand_read_block(buf);
-
- ((init_fnc_t *)CONFIG_SYS_LOAD_ADDR)();
-
- /* should never come here */
-}
-
-void hang(void)
-{
- for (;;);
-}
+++ /dev/null
-/*
- * (C) Copyright 2005-2008 Samsung Electronics
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef _ONENAND_IPL_H
-#define _ONENAND_IPL_H
-
-#include <linux/mtd/onenand_regs.h>
-
-#define onenand_readw(a) readw(THIS_ONENAND(a))
-#define onenand_writew(v, a) writew(v, THIS_ONENAND(a))
-
-#define THIS_ONENAND(a) (CONFIG_SYS_ONENAND_BASE + (a))
-
-#define READ_INTERRUPT() onenand_readw(ONENAND_REG_INTERRUPT)
-
-extern int (*onenand_read_page)(ulong block, ulong page,
- u_char *buf, int pagesize);
-extern int onenand_read_block(unsigned char *buf);
-#endif
+++ /dev/null
-/*
- * (C) Copyright 2005-2009 Samsung Electronics
- * Kyungmin Park <kyungmin.park@samsung.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#include <asm/io.h>
-#include <asm/string.h>
-
-#include "onenand_ipl.h"
-
-#define onenand_block_address(block) (block)
-#define onenand_sector_address(page) (page << 2)
-#define onenand_buffer_address() ((1 << 3) << 8)
-#define onenand_bufferram_address(block) (0)
-
-#ifdef __HAVE_ARCH_MEMCPY32
-extern void *memcpy32(void *dest, void *src, int size);
-#endif
-
-int (*onenand_read_page)(ulong block, ulong page, u_char *buf, int pagesize);
-
-/* read a page with ECC */
-static int generic_onenand_read_page(ulong block, ulong page,
- u_char * buf, int pagesize)
-{
- unsigned long *base;
-
-#ifndef __HAVE_ARCH_MEMCPY32
- unsigned int offset, value;
- unsigned long *p;
-#endif
-
- onenand_writew(onenand_block_address(block),
- ONENAND_REG_START_ADDRESS1);
-
- onenand_writew(onenand_bufferram_address(block),
- ONENAND_REG_START_ADDRESS2);
-
- onenand_writew(onenand_sector_address(page),
- ONENAND_REG_START_ADDRESS8);
-
- onenand_writew(onenand_buffer_address(),
- ONENAND_REG_START_BUFFER);
-
- onenand_writew(ONENAND_INT_CLEAR, ONENAND_REG_INTERRUPT);
-
- onenand_writew(ONENAND_CMD_READ, ONENAND_REG_COMMAND);
-
-#ifndef __HAVE_ARCH_MEMCPY32
- p = (unsigned long *) buf;
-#endif
- base = (unsigned long *) (CONFIG_SYS_ONENAND_BASE + ONENAND_DATARAM);
-
- while (!(READ_INTERRUPT() & ONENAND_INT_READ))
- continue;
-
- /* Check for invalid block mark */
- if (page < 2 && (onenand_readw(ONENAND_SPARERAM) != 0xffff))
- return 1;
-
-#ifdef __HAVE_ARCH_MEMCPY32
- /* 32 bytes boundary memory copy */
- memcpy32(buf, base, pagesize);
-#else
- for (offset = 0; offset < (pagesize >> 2); offset++) {
- value = *(base + offset);
- *p++ = value;
- }
-#endif
-
- return 0;
-}
-
-#ifndef CONFIG_ONENAND_START_PAGE
-#define CONFIG_ONENAND_START_PAGE 1
-#endif
-#define ONENAND_PAGES_PER_BLOCK 64
-
-static void onenand_generic_init(int *page_is_4KiB, int *page)
-{
- int dev_id, density;
-
- if (onenand_readw(ONENAND_REG_TECHNOLOGY))
- *page_is_4KiB = 1;
- dev_id = onenand_readw(ONENAND_REG_DEVICE_ID);
- density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT;
- density &= ONENAND_DEVICE_DENSITY_MASK;
- if (density >= ONENAND_DEVICE_DENSITY_4Gb &&
- !(dev_id & ONENAND_DEVICE_IS_DDP))
- *page_is_4KiB = 1;
-}
-
-/**
- * onenand_read_block - Read CONFIG_SYS_MONITOR_LEN from begining
- * of OneNAND, skipping bad blocks
- * @return 0 on success
- */
-int onenand_read_block(unsigned char *buf)
-{
- int block, nblocks;
- int page = CONFIG_ONENAND_START_PAGE, offset = 0;
- int pagesize, erasesize, erase_shift;
- int page_is_4KiB = 0;
-
- onenand_read_page = generic_onenand_read_page;
-
- onenand_generic_init(&page_is_4KiB, &page);
-
- if (page_is_4KiB) {
- pagesize = 4096; /* OneNAND has 4KiB pagesize */
- erase_shift = 18;
- } else {
- pagesize = 2048; /* OneNAND has 2KiB pagesize */
- erase_shift = 17;
- }
-
- erasesize = (1 << erase_shift);
- nblocks = (CONFIG_SYS_MONITOR_LEN + erasesize - 1) >> erase_shift;
-
- /* NOTE: you must read page from page 1 of block 0 */
- /* read the block page by page */
- for (block = 0; block < nblocks; block++) {
- for (; page < ONENAND_PAGES_PER_BLOCK; page++) {
- if (onenand_read_page(block, page, buf + offset,
- pagesize)) {
- /* This block is bad. Skip it
- * and read next block */
- offset -= page * pagesize;
- nblocks++;
- break;
- }
- offset += pagesize;
- }
- page = 0;
- }
-
- return 0;
-}
$(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
GEN_UBOOT = \
- UNDEF_SYM=`$(OBJDUMP) -x $(LIBS) | \
- sed -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\
- cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__START) \
+ cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
--start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
-Map u-boot-spl.map -o u-boot-spl
#if defined(CONFIG_PCI_BOOTDELAY) && (CONFIG_PCI_BOOTDELAY > 0)
"pcidelay=" MK_STR (CONFIG_PCI_BOOTDELAY) "\0"
#endif
+#ifdef CONFIG_ENV_VARS_UBOOT_CONFIG
+ "arch=" CONFIG_SYS_ARCH "\0"
+ "cpu=" CONFIG_SYS_CPU "\0"
+ "board=" CONFIG_SYS_BOARD "\0"
+#ifdef CONFIG_SYS_VENDOR
+ "vendor=" CONFIG_SYS_VENDOR "\0"
+#endif
+#ifdef CONFIG_SYS_SOC
+ "soc=" CONFIG_SYS_SOC "\0"
+#endif
+#endif
#ifdef CONFIG_EXTRA_ENV_SETTINGS
CONFIG_EXTRA_ENV_SETTINGS
#endif
git.openpandora.org / pandora-u-boot.git / commitdiff