2 * Board support file for Nokia RM-680/696.
4 * Copyright (C) 2010 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.
12 #include <linux/i2c.h>
13 #include <linux/gpio.h>
14 #include <linux/init.h>
15 #include <linux/i2c/twl.h>
16 #include <linux/platform_device.h>
17 #include <linux/regulator/fixed.h>
18 #include <linux/regulator/machine.h>
19 #include <linux/regulator/consumer.h>
20 #include <linux/platform_data/mtd-onenand-omap2.h>
22 #include <asm/mach/arch.h>
23 #include <asm/mach-types.h>
28 #include <plat/gpmc.h>
30 #include <plat/serial.h>
34 #include "sdram-nokia.h"
35 #include "common-board-devices.h"
37 static struct regulator_consumer_supply rm680_vemmc_consumers[] = {
38 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
41 /* Fixed regulator for internal eMMC */
42 static struct regulator_init_data rm680_vemmc = {
44 .name = "rm680_vemmc",
45 .valid_modes_mask = REGULATOR_MODE_NORMAL
46 | REGULATOR_MODE_STANDBY,
47 .valid_ops_mask = REGULATOR_CHANGE_STATUS
48 | REGULATOR_CHANGE_MODE,
50 .num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers),
51 .consumer_supplies = rm680_vemmc_consumers,
54 static struct fixed_voltage_config rm680_vemmc_config = {
55 .supply_name = "VEMMC",
56 .microvolts = 2900000,
60 .init_data = &rm680_vemmc,
63 static struct platform_device rm680_vemmc_device = {
64 .name = "reg-fixed-voltage",
66 .platform_data = &rm680_vemmc_config,
70 static struct platform_device *rm680_peripherals_devices[] __initdata = {
75 static struct twl4030_gpio_platform_data rm680_gpio_data = {
77 .pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15),
80 static struct twl4030_platform_data rm680_twl_data = {
81 .gpio = &rm680_gpio_data,
82 /* add rest of the children here */
85 static void __init rm680_i2c_init(void)
87 omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0);
88 omap_pmic_init(1, 2900, "twl5031", 7 + OMAP_INTC_START, &rm680_twl_data);
89 omap_register_i2c_bus(2, 400, NULL, 0);
90 omap_register_i2c_bus(3, 400, NULL, 0);
93 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
94 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
95 static struct omap_onenand_platform_data board_onenand_data[] = {
98 .flags = ONENAND_SYNC_READWRITE,
104 static struct omap2_hsmmc_info mmc[] __initdata = {
108 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED,
115 static void __init rm680_peripherals_init(void)
117 platform_add_devices(rm680_peripherals_devices,
118 ARRAY_SIZE(rm680_peripherals_devices));
120 gpmc_onenand_init(board_onenand_data);
121 omap_hsmmc_init(mmc);
124 #ifdef CONFIG_OMAP_MUX
125 static struct omap_board_mux board_mux[] __initdata = {
126 { .reg_offset = OMAP_MUX_TERMINATOR },
130 static void __init rm680_init(void)
132 struct omap_sdrc_params *sdrc_params;
134 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
137 sdrc_params = nokia_get_sdram_timings();
138 omap_sdrc_init(sdrc_params, sdrc_params);
141 rm680_peripherals_init();
144 MACHINE_START(NOKIA_RM680, "Nokia RM-680 board")
145 .atag_offset = 0x100,
146 .reserve = omap_reserve,
147 .map_io = omap3_map_io,
148 .init_early = omap3630_init_early,
149 .init_irq = omap3_init_irq,
150 .handle_irq = omap3_intc_handle_irq,
151 .init_machine = rm680_init,
152 .init_late = omap3630_init_late,
153 .timer = &omap3_timer,
154 .restart = omap_prcm_restart,
157 MACHINE_START(NOKIA_RM696, "Nokia RM-696 board")
158 .atag_offset = 0x100,
159 .reserve = omap_reserve,
160 .map_io = omap3_map_io,
161 .init_early = omap3630_init_early,
162 .init_irq = omap3_init_irq,
163 .handle_irq = omap3_intc_handle_irq,
164 .init_machine = rm680_init,
165 .init_late = omap3630_init_late,
166 .timer = &omap3_timer,
167 .restart = omap_prcm_restart,