Commit | Line | Data |
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2d200665 | 1 | /* |
cc067797 | 2 | * Board support file for Nokia N950 (RM-680) / N9 (RM-696). |
2d200665 AK |
3 | * |
4 | * Copyright (C) 2010 Nokia | |
5 | * | |
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. | |
9 | */ | |
10 | ||
11 | #include <linux/io.h> | |
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> | |
2203747c | 20 | #include <linux/platform_data/mtd-onenand-omap2.h> |
2d200665 AK |
21 | |
22 | #include <asm/mach/arch.h> | |
23 | #include <asm/mach-types.h> | |
24 | ||
4e65331c | 25 | #include "common.h" |
2d200665 | 26 | #include "mux.h" |
6d02643d | 27 | #include "gpmc.h" |
68f39e74 | 28 | #include "mmc.h" |
2d200665 AK |
29 | #include "hsmmc.h" |
30 | #include "sdram-nokia.h" | |
fbd8071c | 31 | #include "common-board-devices.h" |
b6ab13e7 | 32 | #include "gpmc-onenand.h" |
2d200665 AK |
33 | |
34 | static struct regulator_consumer_supply rm680_vemmc_consumers[] = { | |
0005ae73 | 35 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"), |
2d200665 AK |
36 | }; |
37 | ||
38 | /* Fixed regulator for internal eMMC */ | |
39 | static struct regulator_init_data rm680_vemmc = { | |
40 | .constraints = { | |
41 | .name = "rm680_vemmc", | |
2d200665 AK |
42 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
43 | | REGULATOR_MODE_STANDBY, | |
44 | .valid_ops_mask = REGULATOR_CHANGE_STATUS | |
45 | | REGULATOR_CHANGE_MODE, | |
46 | }, | |
47 | .num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers), | |
48 | .consumer_supplies = rm680_vemmc_consumers, | |
49 | }; | |
50 | ||
51 | static struct fixed_voltage_config rm680_vemmc_config = { | |
52 | .supply_name = "VEMMC", | |
53 | .microvolts = 2900000, | |
54 | .gpio = 157, | |
55 | .startup_delay = 150, | |
56 | .enable_high = 1, | |
57 | .init_data = &rm680_vemmc, | |
58 | }; | |
59 | ||
60 | static struct platform_device rm680_vemmc_device = { | |
61 | .name = "reg-fixed-voltage", | |
62 | .dev = { | |
63 | .platform_data = &rm680_vemmc_config, | |
64 | }, | |
65 | }; | |
66 | ||
67 | static struct platform_device *rm680_peripherals_devices[] __initdata = { | |
68 | &rm680_vemmc_device, | |
69 | }; | |
70 | ||
71 | /* TWL */ | |
72 | static struct twl4030_gpio_platform_data rm680_gpio_data = { | |
2d200665 AK |
73 | .pullups = BIT(0), |
74 | .pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15), | |
75 | }; | |
76 | ||
2d200665 | 77 | static struct twl4030_platform_data rm680_twl_data = { |
2d200665 | 78 | .gpio = &rm680_gpio_data, |
2d200665 AK |
79 | /* add rest of the children here */ |
80 | }; | |
81 | ||
2d200665 AK |
82 | static void __init rm680_i2c_init(void) |
83 | { | |
827ed9ae | 84 | omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0); |
7d7e1eba | 85 | omap_pmic_init(1, 2900, "twl5031", 7 + OMAP_INTC_START, &rm680_twl_data); |
2d200665 AK |
86 | omap_register_i2c_bus(2, 400, NULL, 0); |
87 | omap_register_i2c_bus(3, 400, NULL, 0); | |
88 | } | |
89 | ||
90 | #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ | |
91 | defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) | |
92 | static struct omap_onenand_platform_data board_onenand_data[] = { | |
93 | { | |
94 | .gpio_irq = 65, | |
95 | .flags = ONENAND_SYNC_READWRITE, | |
96 | } | |
97 | }; | |
98 | #endif | |
99 | ||
100 | /* eMMC */ | |
101 | static struct omap2_hsmmc_info mmc[] __initdata = { | |
102 | { | |
103 | .name = "internal", | |
104 | .mmc = 2, | |
105 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED, | |
106 | .gpio_cd = -EINVAL, | |
107 | .gpio_wp = -EINVAL, | |
108 | }, | |
109 | { /* Terminator */ } | |
110 | }; | |
111 | ||
112 | static void __init rm680_peripherals_init(void) | |
113 | { | |
114 | platform_add_devices(rm680_peripherals_devices, | |
115 | ARRAY_SIZE(rm680_peripherals_devices)); | |
116 | rm680_i2c_init(); | |
117 | gpmc_onenand_init(board_onenand_data); | |
3b972bf0 | 118 | omap_hsmmc_init(mmc); |
2d200665 AK |
119 | } |
120 | ||
2d200665 AK |
121 | #ifdef CONFIG_OMAP_MUX |
122 | static struct omap_board_mux board_mux[] __initdata = { | |
123 | { .reg_offset = OMAP_MUX_TERMINATOR }, | |
124 | }; | |
125 | #endif | |
126 | ||
2d200665 AK |
127 | static void __init rm680_init(void) |
128 | { | |
a4ca9dbe TL |
129 | struct omap_sdrc_params *sdrc_params; |
130 | ||
2d200665 AK |
131 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
132 | omap_serial_init(); | |
a4ca9dbe TL |
133 | |
134 | sdrc_params = nokia_get_sdram_timings(); | |
135 | omap_sdrc_init(sdrc_params, sdrc_params); | |
136 | ||
9e18630b | 137 | usb_musb_init(NULL); |
2d200665 AK |
138 | rm680_peripherals_init(); |
139 | } | |
140 | ||
2d200665 | 141 | MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") |
5e52b435 | 142 | .atag_offset = 0x100, |
2d200665 | 143 | .reserve = omap_reserve, |
e990a406 | 144 | .map_io = omap3_map_io, |
8f5b5a41 | 145 | .init_early = omap3630_init_early, |
741e3a89 | 146 | .init_irq = omap3_init_irq, |
6b2f55d7 | 147 | .handle_irq = omap3_intc_handle_irq, |
2d200665 | 148 | .init_machine = rm680_init, |
bbd707ac | 149 | .init_late = omap3630_init_late, |
e74984e4 | 150 | .timer = &omap3_timer, |
187e3e06 | 151 | .restart = omap3xxx_restart, |
2d200665 | 152 | MACHINE_END |
63fc5f3b AK |
153 | |
154 | MACHINE_START(NOKIA_RM696, "Nokia RM-696 board") | |
155 | .atag_offset = 0x100, | |
156 | .reserve = omap_reserve, | |
157 | .map_io = omap3_map_io, | |
158 | .init_early = omap3630_init_early, | |
159 | .init_irq = omap3_init_irq, | |
160 | .handle_irq = omap3_intc_handle_irq, | |
161 | .init_machine = rm680_init, | |
bbd707ac | 162 | .init_late = omap3630_init_late, |
63fc5f3b | 163 | .timer = &omap3_timer, |
187e3e06 | 164 | .restart = omap3xxx_restart, |
63fc5f3b | 165 | MACHINE_END |