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/*
* Board support file for Nokia RM-680/696.
*
* Copyright (C) 2010 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/io.h>
#include <linux/i2c.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/i2c/twl.h>
#include <linux/platform_device.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/consumer.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <plat/i2c.h>
#include <plat/mmc.h>
#include <plat/usb.h>
#include <plat/gpmc.h>
#include "common.h"
#include <plat/onenand.h>
#include "mux.h"
#include "hsmmc.h"
#include "sdram-nokia.h"
#include "common-board-devices.h"
static struct regulator_consumer_supply rm680_vemmc_consumers[] = {
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
};
/* Fixed regulator for internal eMMC */
static struct regulator_init_data rm680_vemmc = {
.constraints = {
.name = "rm680_vemmc",
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_STATUS
| REGULATOR_CHANGE_MODE,
},
.num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers),
.consumer_supplies = rm680_vemmc_consumers,
};
static struct fixed_voltage_config rm680_vemmc_config = {
.supply_name = "VEMMC",
.microvolts = 2900000,
.gpio = 157,
.startup_delay = 150,
.enable_high = 1,
.init_data = &rm680_vemmc,
};
static struct platform_device rm680_vemmc_device = {
.name = "reg-fixed-voltage",
.dev = {
.platform_data = &rm680_vemmc_config,
},
};
static struct platform_device *rm680_peripherals_devices[] __initdata = {
&rm680_vemmc_device,
};
/* TWL */
static struct twl4030_gpio_platform_data rm680_gpio_data = {
.gpio_base = OMAP_MAX_GPIO_LINES,
.irq_base = TWL4030_GPIO_IRQ_BASE,
.irq_end = TWL4030_GPIO_IRQ_END,
.pullups = BIT(0),
.pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15),
};
static struct twl4030_platform_data rm680_twl_data = {
.gpio = &rm680_gpio_data,
/* add rest of the children here */
};
static void __init rm680_i2c_init(void)
{
omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0);
omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data);
omap_register_i2c_bus(2, 400, NULL, 0);
omap_register_i2c_bus(3, 400, NULL, 0);
}
#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
static struct omap_onenand_platform_data board_onenand_data[] = {
{
.gpio_irq = 65,
.flags = ONENAND_SYNC_READWRITE,
}
};
#endif
/* eMMC */
static struct omap2_hsmmc_info mmc[] __initdata = {
{
.name = "internal",
.mmc = 2,
.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED,
.gpio_cd = -EINVAL,
.gpio_wp = -EINVAL,
},
{ /* Terminator */ }
};
static void __init rm680_peripherals_init(void)
{
platform_add_devices(rm680_peripherals_devices,
ARRAY_SIZE(rm680_peripherals_devices));
rm680_i2c_init();
gpmc_onenand_init(board_onenand_data);
omap_hsmmc_init(mmc);
}
#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif
static void __init rm680_init(void)
{
struct omap_sdrc_params *sdrc_params;
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
omap_serial_init();
sdrc_params = nokia_get_sdram_timings();
omap_sdrc_init(sdrc_params, sdrc_params);
usb_musb_init(NULL);
rm680_peripherals_init();
}
MACHINE_START(NOKIA_RM680, "Nokia RM-680 board")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = omap3630_init_early,
.init_irq = omap3_init_irq,
.handle_irq = omap3_intc_handle_irq,
.init_machine = rm680_init,
.init_late = omap3630_init_late,
.timer = &omap3_timer,
.restart = omap_prcm_restart,
MACHINE_END
MACHINE_START(NOKIA_RM696, "Nokia RM-696 board")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = omap3630_init_early,
.init_irq = omap3_init_irq,
.handle_irq = omap3_intc_handle_irq,
.init_machine = rm680_init,
.init_late = omap3630_init_late,
.timer = &omap3_timer,
.restart = omap_prcm_restart,
MACHINE_END
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