2 * Board support file for Nokia RM-680.
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>
21 #include <asm/mach/arch.h>
22 #include <asm/mach-types.h>
27 #include <plat/gpmc.h>
28 #include <plat/common.h>
29 #include <plat/onenand.h>
33 #include "sdram-nokia.h"
35 static struct regulator_consumer_supply rm680_vemmc_consumers
[] = {
36 REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1"),
39 /* Fixed regulator for internal eMMC */
40 static struct regulator_init_data rm680_vemmc
= {
42 .name
= "rm680_vemmc",
46 .valid_modes_mask
= REGULATOR_MODE_NORMAL
47 | REGULATOR_MODE_STANDBY
,
48 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
49 | REGULATOR_CHANGE_MODE
,
51 .num_consumer_supplies
= ARRAY_SIZE(rm680_vemmc_consumers
),
52 .consumer_supplies
= rm680_vemmc_consumers
,
55 static struct fixed_voltage_config rm680_vemmc_config
= {
56 .supply_name
= "VEMMC",
57 .microvolts
= 2900000,
61 .init_data
= &rm680_vemmc
,
64 static struct platform_device rm680_vemmc_device
= {
65 .name
= "reg-fixed-voltage",
67 .platform_data
= &rm680_vemmc_config
,
71 static struct platform_device
*rm680_peripherals_devices
[] __initdata
= {
76 static struct twl4030_gpio_platform_data rm680_gpio_data
= {
77 .gpio_base
= OMAP_MAX_GPIO_LINES
,
78 .irq_base
= TWL4030_GPIO_IRQ_BASE
,
79 .irq_end
= TWL4030_GPIO_IRQ_END
,
81 .pulldowns
= BIT(1) | BIT(2) | BIT(8) | BIT(15),
84 static struct twl4030_usb_data rm680_usb_data
= {
85 .usb_mode
= T2_USB_MODE_ULPI
,
88 static struct twl4030_platform_data rm680_twl_data
= {
89 .irq_base
= TWL4030_IRQ_BASE
,
90 .irq_end
= TWL4030_IRQ_END
,
91 .gpio
= &rm680_gpio_data
,
92 .usb
= &rm680_usb_data
,
93 /* add rest of the children here */
96 static struct i2c_board_info __initdata rm680_twl_i2c_board_info
[] = {
98 I2C_BOARD_INFO("twl5031", 0x48),
99 .flags
= I2C_CLIENT_WAKE
,
100 .irq
= INT_34XX_SYS_NIRQ
,
101 .platform_data
= &rm680_twl_data
,
105 static void __init
rm680_i2c_init(void)
107 omap_register_i2c_bus(1, 2900, rm680_twl_i2c_board_info
,
108 ARRAY_SIZE(rm680_twl_i2c_board_info
));
109 omap_register_i2c_bus(2, 400, NULL
, 0);
110 omap_register_i2c_bus(3, 400, NULL
, 0);
113 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
114 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
115 static struct omap_onenand_platform_data board_onenand_data
[] = {
118 .flags
= ONENAND_SYNC_READWRITE
,
124 static struct omap2_hsmmc_info mmc
[] __initdata
= {
128 .caps
= MMC_CAP_4_BIT_DATA
| MMC_CAP_MMC_HIGHSPEED
,
135 static void __init
rm680_peripherals_init(void)
137 platform_add_devices(rm680_peripherals_devices
,
138 ARRAY_SIZE(rm680_peripherals_devices
));
140 gpmc_onenand_init(board_onenand_data
);
141 omap2_hsmmc_init(mmc
);
144 static void __init
rm680_init_irq(void)
146 struct omap_sdrc_params
*sdrc_params
;
148 omap2_init_common_infrastructure();
149 sdrc_params
= nokia_get_sdram_timings();
150 omap2_init_common_devices(sdrc_params
, sdrc_params
);
154 #ifdef CONFIG_OMAP_MUX
155 static struct omap_board_mux board_mux
[] __initdata
= {
156 { .reg_offset
= OMAP_MUX_TERMINATOR
},
160 static struct omap_musb_board_data rm680_musb_data
= {
161 .interface_type
= MUSB_INTERFACE_ULPI
,
162 .mode
= MUSB_PERIPHERAL
,
166 static void __init
rm680_init(void)
168 omap3_mux_init(board_mux
, OMAP_PACKAGE_CBB
);
170 usb_musb_init(&rm680_musb_data
);
171 rm680_peripherals_init();
174 static void __init
rm680_map_io(void)
176 omap2_set_globals_3xxx();
177 omap34xx_map_common_io();
180 MACHINE_START(NOKIA_RM680
, "Nokia RM-680 board")
181 .boot_params
= 0x80000100,
182 .map_io
= rm680_map_io
,
183 .reserve
= omap_reserve
,
184 .init_irq
= rm680_init_irq
,
185 .init_machine
= rm680_init
,
186 .timer
= &omap_timer
,