diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-rm680.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-rm680.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c new file mode 100644 index 00000000000..8da65bd6ff8 --- /dev/null +++ b/arch/arm/mach-omap2/board-rm680.c @@ -0,0 +1,186 @@ +/* + * Board support file for Nokia RM-680. + * + * 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 <plat/common.h> +#include <plat/onenand.h> + +#include "mux.h" +#include "hsmmc.h" +#include "sdram-nokia.h" + +static struct regulator_consumer_supply rm680_vemmc_consumers[] = { + REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1"), +}; + +/* Fixed regulator for internal eMMC */ +static struct regulator_init_data rm680_vemmc = { + .constraints = { + .name = "rm680_vemmc", + .min_uV = 2900000, + .max_uV = 2900000, + .apply_uV = 1, + .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_usb_data rm680_usb_data = { + .usb_mode = T2_USB_MODE_ULPI, +}; + +static struct twl4030_platform_data rm680_twl_data = { + .irq_base = TWL4030_IRQ_BASE, + .irq_end = TWL4030_IRQ_END, + .gpio = &rm680_gpio_data, + .usb = &rm680_usb_data, + /* add rest of the children here */ +}; + +static struct i2c_board_info __initdata rm680_twl_i2c_board_info[] = { + { + I2C_BOARD_INFO("twl5031", 0x48), + .flags = I2C_CLIENT_WAKE, + .irq = INT_34XX_SYS_NIRQ, + .platform_data = &rm680_twl_data, + }, +}; + +static void __init rm680_i2c_init(void) +{ + omap_register_i2c_bus(1, 2900, rm680_twl_i2c_board_info, + ARRAY_SIZE(rm680_twl_i2c_board_info)); + 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); + omap2_hsmmc_init(mmc); +} + +static void __init rm680_init_irq(void) +{ + struct omap_sdrc_params *sdrc_params; + + sdrc_params = nokia_get_sdram_timings(); + omap2_init_common_hw(sdrc_params, sdrc_params); + omap_init_irq(); +} + +#ifdef CONFIG_OMAP_MUX +static struct omap_board_mux board_mux[] __initdata = { + { .reg_offset = OMAP_MUX_TERMINATOR }, +}; +#endif + +static struct omap_musb_board_data rm680_musb_data = { + .interface_type = MUSB_INTERFACE_ULPI, + .mode = MUSB_PERIPHERAL, + .power = 100, +}; + +static void __init rm680_init(void) +{ + omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); + omap_serial_init(); + usb_musb_init(&rm680_musb_data); + rm680_peripherals_init(); +} + +static void __init rm680_map_io(void) +{ + omap2_set_globals_3xxx(); + omap34xx_map_common_io(); +} + +MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") + .boot_params = 0x80000100, + .map_io = rm680_map_io, + .reserve = omap_reserve, + .init_irq = rm680_init_irq, + .init_machine = rm680_init, + .timer = &omap_timer, +MACHINE_END |