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board-rx51.c

/*
 * linux/arch/arm/mach-omap2/board-rx51.c
 *
 * Copyright (C) 2007, 2008 Nokia
 *
 * 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
 * published by the Free Software Foundation.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/leds.h>

#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <plat/mcspi.h>
#include <plat/board.h>
#include <plat/common.h>
#include <plat/dma.h>
#include <plat/gpmc.h>
#include <plat/usb.h>

#include "mux.h"
#include "pm.h"
#include "sdram-nokia.h"

#define RX51_GPIO_SLEEP_IND 162

extern void rx51_video_mem_init(void);

static struct gpio_led gpio_leds[] = {
      {
            .name = "sleep_ind",
            .gpio = RX51_GPIO_SLEEP_IND,
      },
};

static struct gpio_led_platform_data gpio_led_info = {
      .leds       = gpio_leds,
      .num_leds   = ARRAY_SIZE(gpio_leds),
};

static struct platform_device leds_gpio = {
      .name = "leds-gpio",
      .id   = -1,
      .dev  = {
            .platform_data    = &gpio_led_info,
      },
};

static struct cpuidle_params rx51_cpuidle_params[] = {
      /* C1 */
      {1, 110, 162, 5},
      /* C2 */
      {1, 106, 180, 309},
      /* C3 */
      {0, 107, 410, 46057},
      /* C4 */
      {0, 121, 3374, 46057},
      /* C5 */
      {1, 855, 1146, 46057},
      /* C6 */
      {0, 7580, 4134, 484329},
      /* C7 */
      {1, 7505, 15274, 484329},
};

static struct omap_lcd_config rx51_lcd_config = {
      .ctrl_name  = "internal",
};

static struct omap_fbmem_config rx51_fbmem0_config = {
      .size = 752 * 1024,
};

static struct omap_fbmem_config rx51_fbmem1_config = {
      .size = 752 * 1024,
};

static struct omap_fbmem_config rx51_fbmem2_config = {
      .size = 752 * 1024,
};

static struct omap_board_config_kernel rx51_config[] = {
      { OMAP_TAG_FBMEM, &rx51_fbmem0_config },
      { OMAP_TAG_FBMEM, &rx51_fbmem1_config },
      { OMAP_TAG_FBMEM, &rx51_fbmem2_config },
      { OMAP_TAG_LCD,         &rx51_lcd_config },
};

static void __init rx51_init_irq(void)
{
      struct omap_sdrc_params *sdrc_params;

      omap_board_config = rx51_config;
      omap_board_config_size = ARRAY_SIZE(rx51_config);
      omap3_pm_init_cpuidle(rx51_cpuidle_params);
      omap2_init_common_infrastructure();
      sdrc_params = nokia_get_sdram_timings();
      omap2_init_common_devices(sdrc_params, sdrc_params);
      omap_init_irq();
}

extern void __init rx51_peripherals_init(void);

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
      { .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif

static struct omap_musb_board_data musb_board_data = {
      .interface_type         = MUSB_INTERFACE_ULPI,
      .mode             = MUSB_PERIPHERAL,
      .power                  = 0,
};

static void __init rx51_init(void)
{
      omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
      omap_serial_init();
      usb_musb_init(&musb_board_data);
      rx51_peripherals_init();

      /* Ensure SDRC pins are mux'd for self-refresh */
      omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
      omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);

      platform_device_register(&leds_gpio);
}

static void __init rx51_map_io(void)
{
      omap2_set_globals_3xxx();
      rx51_video_mem_init();
      omap34xx_map_common_io();
}

MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
      /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
      .boot_params      = 0x80000100,
      .map_io           = rx51_map_io,
      .reserve    = omap_reserve,
      .init_irq   = rx51_init_irq,
      .init_machine     = rx51_init,
      .timer            = &omap_timer,
MACHINE_END

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