arch/arm/mach-pxa/e400.c

   1 /*
   2  * Hardware definitions for the Toshiba eseries PDAs
   3  *
   4  * Copyright (c) 2003 Ian Molton <spyro@f2s.com>
   5  *
   6  * This file is licensed under
   7  * the terms of the GNU General Public License version 2. This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  *
  11  */
  12
  13 #include <linux/kernel.h>
  14 #include <linux/init.h>
  15 #include <linux/clk.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/mfd/t7l66xb.h>
  18 #include <linux/mtd/nand.h>
  19 #include <linux/mtd/partitions.h>
  20
  21 #include <asm/setup.h>
  22 #include <asm/mach/arch.h>
  23 #include <asm/mach-types.h>
  24
  25 #include <mach/mfp-pxa25x.h>
  26 #include <mach/pxa-regs.h>
  27 #include <mach/hardware.h>
  28 #include <mach/eseries-gpio.h>
  29 #include <mach/pxafb.h>
  30 #include <mach/udc.h>
  31 #include <mach/irqs.h>
  32
  33 #include "generic.h"
  34 #include "eseries.h"
  35 #include "clock.h"
  36
  37 /* ------------------------ E400 LCD definitions ------------------------ */
  38
  39 static struct pxafb_mode_info e400_pxafb_mode_info = {
  40         .pixclock       = 140703,
  41         .xres           = 240,
  42         .yres           = 320,
  43         .bpp            = 16,
  44         .hsync_len      = 4,
  45         .left_margin    = 28,
  46         .right_margin   = 8,
  47         .vsync_len      = 3,
  48         .upper_margin   = 5,
  49         .lower_margin   = 6,
  50         .sync           = 0,
  51 };
  52
  53 static struct pxafb_mach_info e400_pxafb_mach_info = {
  54         .modes          = &e400_pxafb_mode_info,
  55         .num_modes      = 1,
  56         .lcd_conn       = LCD_COLOR_TFT_16BPP,
  57         .lccr3          = 0,
  58         .pxafb_backlight_power  = NULL,
  59 };
  60
  61 /* ------------------------ E400 MFP config ----------------------------- */
  62
  63 static unsigned long e400_pin_config[] __initdata = {
  64         /* Chip selects */
  65         GPIO15_nCS_1,   /* CS1 - Flash */
  66         GPIO80_nCS_4,   /* CS4 - TMIO */
  67
  68         /* Clocks */
  69         GPIO12_32KHz,
  70
  71         /* BTUART */
  72         GPIO42_BTUART_RXD,
  73         GPIO43_BTUART_TXD,
  74         GPIO44_BTUART_CTS,
  75
  76         /* TMIO controller */
  77         GPIO19_GPIO, /* t7l66xb #PCLR */
  78         GPIO45_GPIO, /* t7l66xb #SUSPEND (NOT BTUART!) */
  79
  80         /* wakeup */
  81         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
  82 };
  83
  84 /* ---------------------------------------------------------------------- */
  85
  86 static struct mtd_partition partition_a = {
  87         .name = "Internal NAND flash",
  88         .offset =  0,
  89         .size =  MTDPART_SIZ_FULL,
  90 };
  91
  92 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
  93
  94 static struct nand_bbt_descr e400_t7l66xb_nand_bbt = {
  95         .options = 0,
  96         .offs = 4,
  97         .len = 2,
  98         .pattern = scan_ff_pattern
  99 };
 100
 101 static struct tmio_nand_data e400_t7l66xb_nand_config = {
 102         .num_partitions = 1,
 103         .partition = &partition_a,
 104         .badblock_pattern = &e400_t7l66xb_nand_bbt,
 105 };
 106
 107 static struct t7l66xb_platform_data e400_t7l66xb_info = {
 108         .irq_base               = IRQ_BOARD_START,
 109         .enable                 = &eseries_tmio_enable,
 110         .suspend                = &eseries_tmio_suspend,
 111         .resume                 = &eseries_tmio_resume,
 112
 113         .nand_data              = &e400_t7l66xb_nand_config,
 114 };
 115
 116 static struct platform_device e400_t7l66xb_device = {
 117         .name           = "t7l66xb",
 118         .id             = -1,
 119         .dev            = {
 120                 .platform_data = &e400_t7l66xb_info,
 121         },
 122         .num_resources = 2,
 123         .resource      = eseries_tmio_resources,
 124 };
 125
 126 /* ---------------------------------------------------------- */
 127
 128 static struct platform_device *devices[] __initdata = {
 129         &e400_t7l66xb_device,
 130 };
 131
 132 static void __init e400_init(void)
 133 {
 134         pxa2xx_mfp_config(ARRAY_AND_SIZE(e400_pin_config));
 135         /* Fixme - e400 may have a switched clock */
 136         eseries_register_clks();
 137         eseries_get_tmio_gpios();
 138         set_pxa_fb_info(&e400_pxafb_mach_info);
 139         platform_add_devices(devices, ARRAY_SIZE(devices));
 140         pxa_set_udc_info(&e7xx_udc_mach_info);
 141 }
 142
 143 MACHINE_START(E400, "Toshiba e400")
 144         /* Maintainer: Ian Molton (spyro@f2s.com) */
 145         .phys_io        = 0x40000000,
 146         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 147         .boot_params    = 0xa0000100,
 148         .map_io         = pxa_map_io,
 149         .init_irq       = pxa25x_init_irq,
 150         .fixup          = eseries_fixup,
 151         .init_machine   = e400_init,
 152         .timer          = &pxa_timer,
 153 MACHINE_END
 154