2 * linux/arch/arm/mach-omap2/board-rx51.c
4 * Copyright (C) 2007, 2008 Nokia
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/delay.h>
15 #include <linux/err.h>
16 #include <linux/clk.h>
18 #include <linux/gpio.h>
19 #include <linux/leds.h>
21 #include <mach/hardware.h>
22 #include <asm/mach-types.h>
23 #include <asm/mach/arch.h>
24 #include <asm/mach/map.h>
26 #include <plat/mcspi.h>
27 #include <plat/board.h>
28 #include <plat/common.h>
30 #include <plat/gpmc.h>
35 #include "sdram-nokia.h"
37 #define RX51_GPIO_SLEEP_IND 162
39 extern void rx51_video_mem_init(void);
41 static struct gpio_led gpio_leds[] = {
44 .gpio = RX51_GPIO_SLEEP_IND,
48 static struct gpio_led_platform_data gpio_led_info = {
50 .num_leds = ARRAY_SIZE(gpio_leds),
53 static struct platform_device leds_gpio = {
57 .platform_data = &gpio_led_info,
62 * cpuidle C-states definition override from the default values.
63 * The 'exit_latency' field is the sum of sleep and wake-up latencies.
65 static struct cpuidle_params rx51_cpuidle_params[] = {
71 {107 + 410, 46057, 0},
73 {121 + 3374, 46057, 0},
75 {855 + 1146, 46057, 1},
77 {7580 + 4134, 484329, 0},
79 {7505 + 15274, 484329, 1},
82 extern void __init rx51_peripherals_init(void);
84 #ifdef CONFIG_OMAP_MUX
85 static struct omap_board_mux board_mux[] __initdata = {
86 { .reg_offset = OMAP_MUX_TERMINATOR },
90 static struct omap_musb_board_data musb_board_data = {
91 .interface_type = MUSB_INTERFACE_ULPI,
92 .mode = MUSB_PERIPHERAL,
96 static void __init rx51_init(void)
98 struct omap_sdrc_params *sdrc_params;
100 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
101 omap3_pm_init_cpuidle(rx51_cpuidle_params);
104 sdrc_params = nokia_get_sdram_timings();
105 omap_sdrc_init(sdrc_params, sdrc_params);
107 usb_musb_init(&musb_board_data);
108 rx51_peripherals_init();
110 /* Ensure SDRC pins are mux'd for self-refresh */
111 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
112 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
114 platform_device_register(&leds_gpio);
117 static void __init rx51_reserve(void)
119 rx51_video_mem_init();
123 MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
124 /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
125 .atag_offset = 0x100,
126 .reserve = rx51_reserve,
127 .map_io = omap3_map_io,
128 .init_early = omap3430_init_early,
129 .init_irq = omap3_init_irq,
130 .init_machine = rx51_init,
131 .timer = &omap3_timer,