/* * Board support file for Nokia N950 (RM-680) / N9 (RM-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 <linux/platform_data/mtd-onenand-omap2.h> #include <linux/usb/phy.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> #include "common.h" #include "mux.h" #include "gpmc.h" #include "mmc.h" #include "hsmmc.h" #include "sdram-nokia.h" #include "common-board-devices.h" #include "gpmc-onenand.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 = { .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", 7 + OMAP_INTC_START, &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_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); 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, .init_time = omap3_sync32k_timer_init, .restart = omap3xxx_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, .init_time = omap3_sync32k_timer_init, .restart = omap3xxx_restart, MACHINE_END