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
  32 #include "generic.h"
  33 #include "eseries.h"
  34 #include "clock.h"
  35
  36 /* ------------------------ E400 LCD definitions ------------------------ */
  37
  38 static struct pxafb_mode_info e400_pxafb_mode_info = {
  39         .pixclock       = 140703,
  40         .xres           = 240,
  41         .yres           = 320,
  42         .bpp            = 16,
  43         .hsync_len      = 4,
  44         .left_margin    = 28,
  45         .right_margin   = 8,
  46         .vsync_len      = 3,
  47         .upper_margin   = 5,
  48         .lower_margin   = 6,
  49         .sync           = 0,
  50 };
  51
  52 static struct pxafb_mach_info e400_pxafb_mach_info = {
  53         .modes          = &e400_pxafb_mode_info,
  54         .num_modes      = 1,
  55         .lcd_conn       = LCD_COLOR_TFT_16BPP,
  56         .lccr3          = 0,
  57         .pxafb_backlight_power  = NULL,
  58 };
  59
  60 /* ------------------------ E400 MFP config ----------------------------- */
  61
  62 static unsigned long e400_pin_config[] __initdata = {
  63         /* Chip selects */
  64         GPIO15_nCS_1,   /* CS1 - Flash */
  65         GPIO80_nCS_4,   /* CS4 - TMIO */
  66
  67         /* Clocks */
  68         GPIO12_32KHz,
  69
  70         /* BTUART */
  71         GPIO42_BTUART_RXD,
  72         GPIO43_BTUART_TXD,
  73         GPIO44_BTUART_CTS,
  74
  75         /* TMIO controller */
  76         GPIO19_GPIO, /* t7l66xb #PCLR */
  77         GPIO45_GPIO, /* t7l66xb #SUSPEND (NOT BTUART!) */
  78
  79         /* wakeup */
  80         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
  81 };
  82
  83 /* ---------------------------------------------------------------------- */
  84
  85 static struct mtd_partition partition_a = {
  86         .name = "Internal NAND flash",
  87         .offset =  0,
  88         .size =  MTDPART_SIZ_FULL,
  89 };
  90
  91 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
  92
  93 static struct nand_bbt_descr e400_t7l66xb_nand_bbt = {
  94         .options = 0,
  95         .offs = 4,
  96         .len = 2,
  97         .pattern = scan_ff_pattern
  98 };
  99
 100 static struct tmio_nand_data e400_t7l66xb_nand_config = {
 101         .num_partitions = 1,
 102         .partition = &partition_a,
 103         .badblock_pattern = &e400_t7l66xb_nand_bbt,
 104 };
 105
 106 static struct t7l66xb_platform_data e400_t7l66xb_info = {
 107         .irq_base               = IRQ_BOARD_START,
 108         .enable                 = &eseries_tmio_enable,
 109         .suspend                = &eseries_tmio_suspend,
 110         .resume                 = &eseries_tmio_resume,
 111
 112         .nand_data              = &e400_t7l66xb_nand_config,
 113 };
 114
 115 static struct platform_device e400_t7l66xb_device = {
 116         .name           = "t7l66xb",
 117         .id             = -1,
 118         .dev            = {
 119                 .platform_data = &e400_t7l66xb_info,
 120         },
 121         .num_resources = 2,
 122         .resource      = eseries_tmio_resources,
 123 };
 124
 125 /* ---------------------------------------------------------- */
 126
 127 static struct platform_device *devices[] __initdata = {
 128         &e400_t7l66xb_device,
 129 };
 130
 131 static void __init e400_init(void)
 132 {
 133         pxa2xx_mfp_config(ARRAY_AND_SIZE(e400_pin_config));
 134         /* Fixme - e400 may have a switched clock */
 135         eseries_register_clks();
 136         eseries_get_tmio_gpios();
 137         set_pxa_fb_info(&e400_pxafb_mach_info);
 138         platform_add_devices(devices, ARRAY_SIZE(devices));
 139         pxa_set_udc_info(&e7xx_udc_mach_info);
 140 }
 141
 142 MACHINE_START(E400, "Toshiba e400")
 143         /* Maintainer: Ian Molton (spyro@f2s.com) */
 144         .phys_io        = 0x40000000,
 145         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 146         .boot_params    = 0xa0000100,
 147         .map_io         = pxa_map_io,
 148         .init_irq       = pxa25x_init_irq,
 149         .fixup          = eseries_fixup,
 150         .init_machine   = e400_init,
 151         .timer          = &pxa_timer,
 152 MACHINE_END
 153