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/pxa25x.h>
  26 #include <mach/eseries-gpio.h>
  27 #include <mach/pxafb.h>
  28 #include <mach/udc.h>
  29 #include <mach/irqs.h>
  30
  31 #include "generic.h"
  32 #include "eseries.h"
  33 #include "clock.h"
  34
  35 /* ------------------------ E400 LCD definitions ------------------------ */
  36
  37 static struct pxafb_mode_info e400_pxafb_mode_info = {
  38         .pixclock       = 140703,
  39         .xres           = 240,
  40         .yres           = 320,
  41         .bpp            = 16,
  42         .hsync_len      = 4,
  43         .left_margin    = 28,
  44         .right_margin   = 8,
  45         .vsync_len      = 3,
  46         .upper_margin   = 5,
  47         .lower_margin   = 6,
  48         .sync           = 0,
  49 };
  50
  51 static struct pxafb_mach_info e400_pxafb_mach_info = {
  52         .modes          = &e400_pxafb_mode_info,
  53         .num_modes      = 1,
  54         .lcd_conn       = LCD_COLOR_TFT_16BPP,
  55         .lccr3          = 0,
  56         .pxafb_backlight_power  = NULL,
  57 };
  58
  59 /* ------------------------ E400 MFP config ----------------------------- */
  60
  61 static unsigned long e400_pin_config[] __initdata = {
  62         /* Chip selects */
  63         GPIO15_nCS_1,   /* CS1 - Flash */
  64         GPIO80_nCS_4,   /* CS4 - TMIO */
  65
  66         /* Clocks */
  67         GPIO12_32KHz,
  68
  69         /* BTUART */
  70         GPIO42_BTUART_RXD,
  71         GPIO43_BTUART_TXD,
  72         GPIO44_BTUART_CTS,
  73
  74         /* TMIO controller */
  75         GPIO19_GPIO, /* t7l66xb #PCLR */
  76         GPIO45_GPIO, /* t7l66xb #SUSPEND (NOT BTUART!) */
  77
  78         /* wakeup */
  79         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,
  80 };
  81
  82 /* ---------------------------------------------------------------------- */
  83
  84 static struct mtd_partition partition_a = {
  85         .name = "Internal NAND flash",
  86         .offset =  0,
  87         .size =  MTDPART_SIZ_FULL,
  88 };
  89
  90 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
  91
  92 static struct nand_bbt_descr e400_t7l66xb_nand_bbt = {
  93         .options = 0,
  94         .offs = 4,
  95         .len = 2,
  96         .pattern = scan_ff_pattern
  97 };
  98
  99 static struct tmio_nand_data e400_t7l66xb_nand_config = {
 100         .num_partitions = 1,
 101         .partition = &partition_a,
 102         .badblock_pattern = &e400_t7l66xb_nand_bbt,
 103 };
 104
 105 static struct t7l66xb_platform_data e400_t7l66xb_info = {
 106         .irq_base               = IRQ_BOARD_START,
 107         .enable                 = &eseries_tmio_enable,
 108         .suspend                = &eseries_tmio_suspend,
 109         .resume                 = &eseries_tmio_resume,
 110
 111         .nand_data              = &e400_t7l66xb_nand_config,
 112 };
 113
 114 static struct platform_device e400_t7l66xb_device = {
 115         .name           = "t7l66xb",
 116         .id             = -1,
 117         .dev            = {
 118                 .platform_data = &e400_t7l66xb_info,
 119         },
 120         .num_resources = 2,
 121         .resource      = eseries_tmio_resources,
 122 };
 123
 124 /* ---------------------------------------------------------- */
 125
 126 static struct platform_device *devices[] __initdata = {
 127         &e400_t7l66xb_device,
 128 };
 129
 130 static void __init e400_init(void)
 131 {
 132         pxa2xx_mfp_config(ARRAY_AND_SIZE(e400_pin_config));
 133         /* Fixme - e400 may have a switched clock */
 134         eseries_register_clks();
 135         eseries_get_tmio_gpios();
 136         set_pxa_fb_info(&e400_pxafb_mach_info);
 137         platform_add_devices(devices, ARRAY_SIZE(devices));
 138         pxa_set_udc_info(&e7xx_udc_mach_info);
 139 }
 140
 141 MACHINE_START(E400, "Toshiba e400")
 142         /* Maintainer: Ian Molton (spyro@f2s.com) */
 143         .phys_io        = 0x40000000,
 144         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 145         .boot_params    = 0xa0000100,
 146         .map_io         = pxa_map_io,
 147         .init_irq       = pxa25x_init_irq,
 148         .fixup          = eseries_fixup,
 149         .init_machine   = e400_init,
 150         .timer          = &pxa_timer,
 151 MACHINE_END
 152