| /* |
| * 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 "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, |
| }, |
| }; |
| |
| /* |
| * cpuidle C-states definition override from the default values. |
| * The 'exit_latency' field is the sum of sleep and wake-up latencies. |
| */ |
| static struct cpuidle_params rx51_cpuidle_params[] = { |
| /* C1 */ |
| {110 + 162, 5 , 1}, |
| /* C2 */ |
| {106 + 180, 309, 1}, |
| /* C3 */ |
| {107 + 410, 46057, 0}, |
| /* C4 */ |
| {121 + 3374, 46057, 0}, |
| /* C5 */ |
| {855 + 1146, 46057, 1}, |
| /* C6 */ |
| {7580 + 4134, 484329, 0}, |
| /* C7 */ |
| {7505 + 15274, 484329, 1}, |
| }; |
| |
| 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) |
| { |
| struct omap_sdrc_params *sdrc_params; |
| |
| omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
| omap3_pm_init_cpuidle(rx51_cpuidle_params); |
| omap_serial_init(); |
| |
| sdrc_params = nokia_get_sdram_timings(); |
| omap_sdrc_init(sdrc_params, sdrc_params); |
| |
| 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_reserve(void) |
| { |
| rx51_video_mem_init(); |
| omap_reserve(); |
| } |
| |
| MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") |
| /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */ |
| .atag_offset = 0x100, |
| .reserve = rx51_reserve, |
| .map_io = omap3_map_io, |
| .init_early = omap3430_init_early, |
| .init_irq = omap3_init_irq, |
| .init_machine = rx51_init, |
| .timer = &omap3_timer, |
| MACHINE_END |