Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Board support file for Nokia RM-680. |
| 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> |
| 20 | |
| 21 | #include <asm/mach/arch.h> |
| 22 | #include <asm/mach-types.h> |
| 23 | |
| 24 | #include <plat/i2c.h> |
| 25 | #include <plat/mmc.h> |
| 26 | #include <plat/usb.h> |
| 27 | #include <plat/gpmc.h> |
Tony Lindgren | 4e65331 | 2011-11-10 22:45:17 +0100 | [diff] [blame] | 28 | #include "common.h" |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 29 | #include <plat/onenand.h> |
| 30 | |
| 31 | #include "mux.h" |
| 32 | #include "hsmmc.h" |
| 33 | #include "sdram-nokia.h" |
Mike Rapoport | fbd8071 | 2011-04-25 01:09:06 +0300 | [diff] [blame] | 34 | #include "common-board-devices.h" |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 35 | |
| 36 | static struct regulator_consumer_supply rm680_vemmc_consumers[] = { |
Kishore Kadiyala | 0005ae7 | 2011-02-28 20:48:05 +0530 | [diff] [blame] | 37 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"), |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 38 | }; |
| 39 | |
| 40 | /* Fixed regulator for internal eMMC */ |
| 41 | static struct regulator_init_data rm680_vemmc = { |
| 42 | .constraints = { |
| 43 | .name = "rm680_vemmc", |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 44 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 45 | | REGULATOR_MODE_STANDBY, |
| 46 | .valid_ops_mask = REGULATOR_CHANGE_STATUS |
| 47 | | REGULATOR_CHANGE_MODE, |
| 48 | }, |
| 49 | .num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers), |
| 50 | .consumer_supplies = rm680_vemmc_consumers, |
| 51 | }; |
| 52 | |
| 53 | static struct fixed_voltage_config rm680_vemmc_config = { |
| 54 | .supply_name = "VEMMC", |
| 55 | .microvolts = 2900000, |
| 56 | .gpio = 157, |
| 57 | .startup_delay = 150, |
| 58 | .enable_high = 1, |
| 59 | .init_data = &rm680_vemmc, |
| 60 | }; |
| 61 | |
| 62 | static struct platform_device rm680_vemmc_device = { |
| 63 | .name = "reg-fixed-voltage", |
| 64 | .dev = { |
| 65 | .platform_data = &rm680_vemmc_config, |
| 66 | }, |
| 67 | }; |
| 68 | |
| 69 | static struct platform_device *rm680_peripherals_devices[] __initdata = { |
| 70 | &rm680_vemmc_device, |
| 71 | }; |
| 72 | |
| 73 | /* TWL */ |
| 74 | static struct twl4030_gpio_platform_data rm680_gpio_data = { |
| 75 | .gpio_base = OMAP_MAX_GPIO_LINES, |
| 76 | .irq_base = TWL4030_GPIO_IRQ_BASE, |
| 77 | .irq_end = TWL4030_GPIO_IRQ_END, |
| 78 | .pullups = BIT(0), |
| 79 | .pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15), |
| 80 | }; |
| 81 | |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 82 | static struct twl4030_platform_data rm680_twl_data = { |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 83 | .gpio = &rm680_gpio_data, |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 84 | /* add rest of the children here */ |
| 85 | }; |
| 86 | |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 87 | static void __init rm680_i2c_init(void) |
| 88 | { |
Peter Ujfalusi | 827ed9a | 2011-06-07 10:28:54 +0300 | [diff] [blame] | 89 | omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0); |
Mike Rapoport | fbd8071 | 2011-04-25 01:09:06 +0300 | [diff] [blame] | 90 | omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data); |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 91 | omap_register_i2c_bus(2, 400, NULL, 0); |
| 92 | omap_register_i2c_bus(3, 400, NULL, 0); |
| 93 | } |
| 94 | |
| 95 | #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ |
| 96 | defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) |
| 97 | static struct omap_onenand_platform_data board_onenand_data[] = { |
| 98 | { |
| 99 | .gpio_irq = 65, |
| 100 | .flags = ONENAND_SYNC_READWRITE, |
| 101 | } |
| 102 | }; |
| 103 | #endif |
| 104 | |
| 105 | /* eMMC */ |
| 106 | static struct omap2_hsmmc_info mmc[] __initdata = { |
| 107 | { |
| 108 | .name = "internal", |
| 109 | .mmc = 2, |
| 110 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED, |
| 111 | .gpio_cd = -EINVAL, |
| 112 | .gpio_wp = -EINVAL, |
| 113 | }, |
| 114 | { /* Terminator */ } |
| 115 | }; |
| 116 | |
| 117 | static void __init rm680_peripherals_init(void) |
| 118 | { |
| 119 | platform_add_devices(rm680_peripherals_devices, |
| 120 | ARRAY_SIZE(rm680_peripherals_devices)); |
| 121 | rm680_i2c_init(); |
| 122 | gpmc_onenand_init(board_onenand_data); |
| 123 | omap2_hsmmc_init(mmc); |
| 124 | } |
| 125 | |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 126 | #ifdef CONFIG_OMAP_MUX |
| 127 | static struct omap_board_mux board_mux[] __initdata = { |
| 128 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
| 129 | }; |
| 130 | #endif |
| 131 | |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 132 | static void __init rm680_init(void) |
| 133 | { |
Tony Lindgren | a4ca9db | 2011-08-22 23:57:23 -0700 | [diff] [blame] | 134 | struct omap_sdrc_params *sdrc_params; |
| 135 | |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 136 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
| 137 | omap_serial_init(); |
Tony Lindgren | a4ca9db | 2011-08-22 23:57:23 -0700 | [diff] [blame] | 138 | |
| 139 | sdrc_params = nokia_get_sdram_timings(); |
| 140 | omap_sdrc_init(sdrc_params, sdrc_params); |
| 141 | |
Mike Rapoport | 9e18630 | 2011-04-27 11:56:12 +0300 | [diff] [blame] | 142 | usb_musb_init(NULL); |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 143 | rm680_peripherals_init(); |
| 144 | } |
| 145 | |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 146 | MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") |
Nicolas Pitre | 5e52b43 | 2011-07-05 22:38:15 -0400 | [diff] [blame] | 147 | .atag_offset = 0x100, |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 148 | .reserve = omap_reserve, |
Tony Lindgren | e990a40 | 2011-09-26 14:52:55 -0700 | [diff] [blame] | 149 | .map_io = omap3_map_io, |
Tony Lindgren | 8f5b5a4 | 2011-08-22 23:57:24 -0700 | [diff] [blame] | 150 | .init_early = omap3630_init_early, |
Tony Lindgren | 741e3a8 | 2011-05-17 03:51:26 -0700 | [diff] [blame] | 151 | .init_irq = omap3_init_irq, |
Marc Zyngier | 6b2f55d | 2011-09-06 10:23:45 +0100 | [diff] [blame] | 152 | .handle_irq = omap3_intc_handle_irq, |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 153 | .init_machine = rm680_init, |
Tony Lindgren | e74984e | 2011-03-29 15:54:48 -0700 | [diff] [blame] | 154 | .timer = &omap3_timer, |
Russell King | baa9588 | 2011-11-05 17:06:28 +0000 | [diff] [blame] | 155 | .restart = omap_prcm_restart, |
Aaro Koskinen | 2d20066 | 2010-12-17 15:13:47 -0800 | [diff] [blame] | 156 | MACHINE_END |