LXR linux/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
  37static 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
  51static 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
  61static 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
  84static struct mtd_partition partition_a = {
  85        .name = "Internal NAND flash",
  86        .offset =  0,
  87        .size =  MTDPART_SIZ_FULL,
  88};
  89
  90static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
  91
  92static struct nand_bbt_descr e400_t7l66xb_nand_bbt = {
  93        .options = 0,
  94        .offs = 4,
  95        .len = 2,
  96        .pattern = scan_ff_pattern
  97};
  98
  99static 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
 105static 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
 114static 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
 126static struct platform_device *devices[] __initdata = {
 127        &e400_t7l66xb_device,
 128};
 129
 130static 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
 141MACHINE_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,
 151MACHINE_END
 152
 153