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ttc_dkb.c

/*
 *  linux/arch/arm/mach-mmp/ttc_dkb.c
 *
 *  Support for the Marvell PXA910-based TTC_DKB Development Platform.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  publishhed by the Free Software Foundation.
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/onenand.h>
#include <linux/interrupt.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa910.h>
#include <mach/pxa910.h>

#include "common.h"

#define TTCDKB_NR_IRQS        (IRQ_BOARD_START + 24)

static unsigned long ttc_dkb_pin_config[] __initdata = {
      /* UART2 */
      GPIO47_UART2_RXD,
      GPIO48_UART2_TXD,

      /* DFI */
      DF_IO0_ND_IO0,
      DF_IO1_ND_IO1,
      DF_IO2_ND_IO2,
      DF_IO3_ND_IO3,
      DF_IO4_ND_IO4,
      DF_IO5_ND_IO5,
      DF_IO6_ND_IO6,
      DF_IO7_ND_IO7,
      DF_IO8_ND_IO8,
      DF_IO9_ND_IO9,
      DF_IO10_ND_IO10,
      DF_IO11_ND_IO11,
      DF_IO12_ND_IO12,
      DF_IO13_ND_IO13,
      DF_IO14_ND_IO14,
      DF_IO15_ND_IO15,
      DF_nCS0_SM_nCS2_nCS0,
      DF_ALE_SM_WEn_ND_ALE,
      DF_CLE_SM_OEn_ND_CLE,
      DF_WEn_DF_WEn,
      DF_REn_DF_REn,
      DF_RDY0_DF_RDY0,
};

static struct mtd_partition ttc_dkb_onenand_partitions[] = {
      {
            .name       = "bootloader",
            .offset           = 0,
            .size       = SZ_1M,
            .mask_flags = MTD_WRITEABLE,
      }, {
            .name       = "reserved",
            .offset           = MTDPART_OFS_APPEND,
            .size       = SZ_128K,
            .mask_flags = MTD_WRITEABLE,
      }, {
            .name       = "reserved",
            .offset           = MTDPART_OFS_APPEND,
            .size       = SZ_8M,
            .mask_flags = MTD_WRITEABLE,
      }, {
            .name       = "kernel",
            .offset           = MTDPART_OFS_APPEND,
            .size       = (SZ_2M + SZ_1M),
            .mask_flags = 0,
      }, {
            .name       = "filesystem",
            .offset           = MTDPART_OFS_APPEND,
            .size       = SZ_48M,
            .mask_flags = 0,
      }
};

static struct onenand_platform_data ttc_dkb_onenand_info = {
      .parts            = ttc_dkb_onenand_partitions,
      .nr_parts   = ARRAY_SIZE(ttc_dkb_onenand_partitions),
};

static struct resource ttc_dkb_resource_onenand[] = {
      [0] = {
            .start      = SMC_CS0_PHYS_BASE,
            .end  = SMC_CS0_PHYS_BASE + SZ_1M,
            .flags      = IORESOURCE_MEM,
      },
};

static struct platform_device ttc_dkb_device_onenand = {
      .name       = "onenand-flash",
      .id         = -1,
      .resource   = ttc_dkb_resource_onenand,
      .num_resources    = ARRAY_SIZE(ttc_dkb_resource_onenand),
      .dev        = {
            .platform_data    = &ttc_dkb_onenand_info,
      },
};

static struct platform_device *ttc_dkb_devices[] = {
      &ttc_dkb_device_onenand,
};

static void __init ttc_dkb_init(void)
{
      mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));

      /* on-chip devices */
      pxa910_add_uart(1);

      /* off-chip devices */
      platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));
}

MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")
      .map_io           = mmp_map_io,
      .nr_irqs    = TTCDKB_NR_IRQS,
      .init_irq       = pxa910_init_irq,
      .timer          = &pxa910_timer,
      .init_machine   = ttc_dkb_init,
MACHINE_END

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