2009-03-24 08:38:17 +07:00
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/*
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2012-10-18 04:03:00 +07:00
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* Board support file for Nokia N900 (aka RX-51).
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2009-03-24 08:38:17 +07:00
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*
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* Copyright (C) 2007, 2008 Nokia
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/err.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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2009-10-02 22:17:56 +07:00
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#include <linux/leds.h>
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2013-03-05 18:09:40 +07:00
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#include <linux/usb/phy.h>
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2012-10-25 04:26:19 +07:00
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#include <linux/usb/musb.h>
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2012-08-24 20:21:06 +07:00
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#include <linux/platform_data/spi-omap2-mcspi.h>
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2009-03-24 08:38:17 +07:00
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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2012-11-30 23:41:50 +07:00
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#include <linux/omap-dma.h>
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2009-03-24 08:38:17 +07:00
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2012-10-18 01:07:18 +07:00
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#include "common.h"
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2009-12-12 07:16:32 +07:00
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#include "mux.h"
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2012-10-18 01:07:18 +07:00
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#include "gpmc.h"
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2009-10-29 15:30:20 +07:00
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#include "pm.h"
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2010-12-18 06:13:44 +07:00
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#include "sdram-nokia.h"
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2009-12-12 07:16:32 +07:00
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2009-10-02 22:17:56 +07:00
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#define RX51_GPIO_SLEEP_IND 162
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2009-12-12 07:16:32 +07:00
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2009-10-02 22:17:56 +07:00
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static struct gpio_led gpio_leds[] = {
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{
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.name = "sleep_ind",
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.gpio = RX51_GPIO_SLEEP_IND,
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},
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};
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static struct gpio_led_platform_data gpio_led_info = {
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.leds = gpio_leds,
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.num_leds = ARRAY_SIZE(gpio_leds),
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};
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static struct platform_device leds_gpio = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &gpio_led_info,
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},
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};
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2011-05-09 17:02:13 +07:00
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/*
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2012-04-24 21:05:29 +07:00
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* cpuidle C-states definition for rx51.
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*
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* The 'exit_latency' field is the sum of sleep
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* and wake-up latencies.
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---------------------------------------------
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| state | exit_latency | target_residency |
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---------------------------------------------
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| C1 | 110 + 162 | 5 |
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| C2 | 106 + 180 | 309 |
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| C3 | 107 + 410 | 46057 |
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| C4 | 121 + 3374 | 46057 |
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| C5 | 855 + 1146 | 46057 |
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| C6 | 7580 + 4134 | 484329 |
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| C7 | 7505 + 15274 | 484329 |
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---------------------------------------------
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*/
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2009-10-29 15:30:20 +07:00
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2009-03-24 08:38:17 +07:00
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extern void __init rx51_peripherals_init(void);
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2009-12-12 07:16:32 +07:00
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#ifdef CONFIG_OMAP_MUX
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static struct omap_board_mux board_mux[] __initdata = {
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{ .reg_offset = OMAP_MUX_TERMINATOR },
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};
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#endif
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2010-02-18 05:09:30 +07:00
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static struct omap_musb_board_data musb_board_data = {
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.interface_type = MUSB_INTERFACE_ULPI,
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.mode = MUSB_PERIPHERAL,
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.power = 0,
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};
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2009-03-24 08:38:17 +07:00
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static void __init rx51_init(void)
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{
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2011-08-23 13:57:23 +07:00
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struct omap_sdrc_params *sdrc_params;
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2009-12-12 07:16:32 +07:00
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omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
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2009-03-24 08:38:17 +07:00
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omap_serial_init();
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2011-08-23 13:57:23 +07:00
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sdrc_params = nokia_get_sdram_timings();
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omap_sdrc_init(sdrc_params, sdrc_params);
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2013-03-05 18:09:40 +07:00
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usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
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2010-02-18 05:09:30 +07:00
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usb_musb_init(&musb_board_data);
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2009-03-24 08:38:17 +07:00
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rx51_peripherals_init();
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2009-07-25 08:43:25 +07:00
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/* Ensure SDRC pins are mux'd for self-refresh */
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2009-12-12 07:16:32 +07:00
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omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
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2009-10-02 22:17:56 +07:00
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platform_device_register(&leds_gpio);
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2009-03-24 08:38:17 +07:00
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}
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2011-04-26 16:45:28 +07:00
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static void __init rx51_reserve(void)
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{
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omap_reserve();
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}
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2009-03-24 08:38:17 +07:00
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MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
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/* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
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2011-07-06 09:38:15 +07:00
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.atag_offset = 0x100,
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2011-04-26 16:45:28 +07:00
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.reserve = rx51_reserve,
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2011-09-27 04:52:55 +07:00
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.map_io = omap3_map_io,
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2011-08-23 13:57:24 +07:00
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.init_early = omap3430_init_early,
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2011-05-17 17:51:26 +07:00
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.init_irq = omap3_init_irq,
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2011-09-06 16:23:45 +07:00
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.handle_irq = omap3_intc_handle_irq,
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2009-03-24 08:38:17 +07:00
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.init_machine = rx51_init,
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2012-04-26 15:06:50 +07:00
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.init_late = omap3430_init_late,
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2012-11-09 02:40:59 +07:00
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.init_time = omap3_sync32k_timer_init,
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2012-10-30 09:56:12 +07:00
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.restart = omap3xxx_restart,
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2009-03-24 08:38:17 +07:00
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MACHINE_END
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