arch/arm/mach-omap2/board-zoom.c

   1 /*
   2  * Copyright (C) 2009-2010 Texas Instruments Inc.
   3  * Mikkel Christensen <mlc@ti.com>
   4  * Felipe Balbi <balbi@ti.com>
   5  *
   6  * Modified from mach-omap2/board-ldp.c
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/kernel.h>
  14 #include <linux/init.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/input.h>
  17 #include <linux/gpio.h>
  18 #include <linux/i2c/twl.h>
  19
  20 #include <asm/mach-types.h>
  21 #include <asm/mach/arch.h>
  22
  23 #include <plat/common.h>
  24 #include <plat/board.h>
  25 #include <plat/usb.h>
  26
  27 #include <mach/board-zoom.h>
  28
  29 #include "board-flash.h"
  30 #include "mux.h"
  31 #include "sdram-micron-mt46h32m32lf-6.h"
  32 #include "sdram-hynix-h8mbx00u0mer-0em.h"
  33
  34 #define ZOOM3_EHCI_RESET_GPIO           64
  35
  36 static void __init omap_zoom_init_irq(void)
  37 {
  38         omap2_init_common_infrastructure();
  39         if (machine_is_omap_zoom2())
  40                 omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
  41                                           mt46h32m32lf6_sdrc_params);
  42         else if (machine_is_omap_zoom3())
  43                 omap2_init_common_devices(h8mbx00u0mer0em_sdrc_params,
  44                                           h8mbx00u0mer0em_sdrc_params);
  45
  46         omap_init_irq();
  47 }
  48
  49 #ifdef CONFIG_OMAP_MUX
  50 static struct omap_board_mux board_mux[] __initdata = {
  51         /* WLAN IRQ - GPIO 162 */
  52         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
  53         /* WLAN POWER ENABLE - GPIO 101 */
  54         OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  55         /* WLAN SDIO: MMC3 CMD */
  56         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
  57         /* WLAN SDIO: MMC3 CLK */
  58         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  59         /* WLAN SDIO: MMC3 DAT[0-3] */
  60         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  61         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  62         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  63         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  64         { .reg_offset = OMAP_MUX_TERMINATOR },
  65 };
  66 #endif
  67
  68 static struct mtd_partition zoom_nand_partitions[] = {
  69         /* All the partition sizes are listed in terms of NAND block size */
  70         {
  71                 .name           = "X-Loader-NAND",
  72                 .offset         = 0,
  73                 .size           = 4 * (64 * 2048),      /* 512KB, 0x80000 */
  74                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  75         },
  76         {
  77                 .name           = "U-Boot-NAND",
  78                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  79                 .size           = 10 * (64 * 2048),     /* 1.25MB, 0x140000 */
  80                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  81         },
  82         {
  83                 .name           = "Boot Env-NAND",
  84                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
  85                 .size           = 2 * (64 * 2048),      /* 256KB, 0x40000 */
  86         },
  87         {
  88                 .name           = "Kernel-NAND",
  89                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x0200000*/
  90                 .size           = 240 * (64 * 2048),    /* 30M, 0x1E00000 */
  91         },
  92         {
  93                 .name           = "system",
  94                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x2000000 */
  95                 .size           = 3328 * (64 * 2048),   /* 416M, 0x1A000000 */
  96         },
  97         {
  98                 .name           = "userdata",
  99                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1C000000*/
 100                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
 101         },
 102         {
 103                 .name           = "cache",
 104                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1E000000*/
 105                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
 106         },
 107 };
 108
 109 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 110         .port_mode[0]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
 111         .port_mode[1]           = EHCI_HCD_OMAP_MODE_PHY,
 112         .port_mode[2]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
 113         .phy_reset              = true,
 114         .reset_gpio_port[0]     = -EINVAL,
 115         .reset_gpio_port[1]     = ZOOM3_EHCI_RESET_GPIO,
 116         .reset_gpio_port[2]     = -EINVAL,
 117 };
 118
 119 static void __init omap_zoom_init(void)
 120 {
 121         if (machine_is_omap_zoom2()) {
 122                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 123         } else if (machine_is_omap_zoom3()) {
 124                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
 125                 omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
 126                 usb_ehci_init(&ehci_pdata);
 127         }
 128
 129         board_nand_init(zoom_nand_partitions,
 130                         ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS);
 131         zoom_debugboard_init();
 132         zoom_peripherals_init();
 133         zoom_display_init();
 134 }
 135
 136 MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
 137         .boot_params    = 0x80000100,
 138         .map_io         = omap3_map_io,
 139         .reserve        = omap_reserve,
 140         .init_irq       = omap_zoom_init_irq,
 141         .init_machine   = omap_zoom_init,
 142         .timer          = &omap_timer,
 143 MACHINE_END
 144
 145 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
 146         .boot_params    = 0x80000100,
 147         .map_io         = omap3_map_io,
 148         .reserve        = omap_reserve,
 149         .init_irq       = omap_zoom_init_irq,
 150         .init_machine   = omap_zoom_init,
 151         .timer          = &omap_timer,
 152 MACHINE_END