Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-omap2/board-omap3beagle.c |
| 3 | * |
| 4 | * Copyright (C) 2008 Texas Instruments |
| 5 | * |
| 6 | * Modified from mach-omap2/board-3430sdp.c |
| 7 | * |
| 8 | * Initial code: Syed Mohammed Khasim |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License version 2 as |
| 12 | * published by the Free Software Foundation. |
| 13 | */ |
| 14 | |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/platform_device.h> |
| 18 | #include <linux/delay.h> |
| 19 | #include <linux/err.h> |
| 20 | #include <linux/clk.h> |
| 21 | #include <linux/io.h> |
| 22 | #include <linux/leds.h> |
| 23 | #include <linux/gpio.h> |
| 24 | #include <linux/input.h> |
| 25 | #include <linux/gpio_keys.h> |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 26 | #include <linux/opp.h> |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 27 | |
| 28 | #include <linux/mtd/mtd.h> |
| 29 | #include <linux/mtd/partitions.h> |
| 30 | #include <linux/mtd/nand.h> |
Sukumar Ghorai | 3a63833 | 2010-09-15 14:49:23 +0000 | [diff] [blame] | 31 | #include <linux/mmc/host.h> |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 32 | |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 33 | #include <linux/regulator/machine.h> |
Santosh Shilimkar | b07682b | 2009-12-13 20:05:51 +0100 | [diff] [blame] | 34 | #include <linux/i2c/twl.h> |
Tony Lindgren | 145d9c9 | 2009-01-15 13:09:53 +0200 | [diff] [blame] | 35 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 36 | #include <mach/hardware.h> |
| 37 | #include <asm/mach-types.h> |
| 38 | #include <asm/mach/arch.h> |
| 39 | #include <asm/mach/map.h> |
| 40 | #include <asm/mach/flash.h> |
| 41 | |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 42 | #include <plat/board.h> |
Tony Lindgren | 4e65331 | 2011-11-10 22:45:17 +0100 | [diff] [blame] | 43 | #include "common.h" |
Tomi Valkeinen | a0b38cc | 2011-05-11 14:05:07 +0300 | [diff] [blame] | 44 | #include <video/omapdss.h> |
Tomi Valkeinen | dac8eb5 | 2011-12-22 11:12:13 +0200 | [diff] [blame] | 45 | #include <video/omap-panel-tfp410.h> |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 46 | #include <plat/gpmc.h> |
| 47 | #include <plat/nand.h> |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 48 | #include <plat/usb.h> |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 49 | #include <plat/omap_device.h> |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 50 | |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 51 | #include "mux.h" |
Adrian Hunter | d02a900b | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 52 | #include "hsmmc.h" |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 53 | #include "pm.h" |
Mike Rapoport | fbd8071 | 2011-04-25 01:09:06 +0300 | [diff] [blame] | 54 | #include "common-board-devices.h" |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 55 | |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 56 | /* |
| 57 | * OMAP3 Beagle revision |
| 58 | * Run time detection of Beagle revision is done by reading GPIO. |
| 59 | * GPIO ID - |
| 60 | * AXBX = GPIO173, GPIO172, GPIO171: 1 1 1 |
| 61 | * C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0 |
| 62 | * C4 = GPIO173, GPIO172, GPIO171: 1 0 1 |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 63 | * XMA/XMB = GPIO173, GPIO172, GPIO171: 0 0 0 |
| 64 | * XMC = GPIO173, GPIO172, GPIO171: 0 1 0 |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 65 | */ |
| 66 | enum { |
| 67 | OMAP3BEAGLE_BOARD_UNKN = 0, |
| 68 | OMAP3BEAGLE_BOARD_AXBX, |
| 69 | OMAP3BEAGLE_BOARD_C1_3, |
| 70 | OMAP3BEAGLE_BOARD_C4, |
| 71 | OMAP3BEAGLE_BOARD_XM, |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 72 | OMAP3BEAGLE_BOARD_XMC, |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 73 | }; |
| 74 | |
| 75 | static u8 omap3_beagle_version; |
| 76 | |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 77 | /* |
| 78 | * Board-specific configuration |
| 79 | * Defaults to BeagleBoard-xMC |
| 80 | */ |
| 81 | static struct { |
| 82 | int mmc1_gpio_wp; |
| 83 | int usb_pwr_level; |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 84 | int dvi_pd_gpio; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 85 | int usr_button_gpio; |
Russ Dill | 1afb82e | 2012-05-09 14:19:15 -0700 | [diff] [blame] | 86 | int mmc_caps; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 87 | } beagle_config = { |
| 88 | .mmc1_gpio_wp = -EINVAL, |
| 89 | .usb_pwr_level = GPIOF_OUT_INIT_LOW, |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 90 | .dvi_pd_gpio = -EINVAL, |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 91 | .usr_button_gpio = 4, |
Russ Dill | 1afb82e | 2012-05-09 14:19:15 -0700 | [diff] [blame] | 92 | .mmc_caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 93 | }; |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 94 | |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 95 | static struct gpio omap3_beagle_rev_gpios[] __initdata = { |
| 96 | { 171, GPIOF_IN, "rev_id_0" }, |
| 97 | { 172, GPIOF_IN, "rev_id_1" }, |
| 98 | { 173, GPIOF_IN, "rev_id_2" }, |
| 99 | }; |
| 100 | |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 101 | static void __init omap3_beagle_init_rev(void) |
| 102 | { |
| 103 | int ret; |
| 104 | u16 beagle_rev = 0; |
| 105 | |
| 106 | omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP); |
| 107 | omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP); |
| 108 | omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP); |
| 109 | |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 110 | ret = gpio_request_array(omap3_beagle_rev_gpios, |
| 111 | ARRAY_SIZE(omap3_beagle_rev_gpios)); |
| 112 | if (ret < 0) { |
| 113 | printk(KERN_ERR "Unable to get revision detection GPIO pins\n"); |
| 114 | omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; |
| 115 | return; |
| 116 | } |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 117 | |
| 118 | beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1) |
| 119 | | (gpio_get_value(173) << 2); |
| 120 | |
Tasslehoff Kjappfot | 5e2ffc3 | 2011-05-31 04:58:56 -0700 | [diff] [blame] | 121 | gpio_free_array(omap3_beagle_rev_gpios, |
| 122 | ARRAY_SIZE(omap3_beagle_rev_gpios)); |
| 123 | |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 124 | switch (beagle_rev) { |
| 125 | case 7: |
| 126 | printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n"); |
| 127 | omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 128 | beagle_config.mmc1_gpio_wp = 29; |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 129 | beagle_config.dvi_pd_gpio = 170; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 130 | beagle_config.usr_button_gpio = 7; |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 131 | break; |
| 132 | case 6: |
| 133 | printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n"); |
| 134 | omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 135 | beagle_config.mmc1_gpio_wp = 23; |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 136 | beagle_config.dvi_pd_gpio = 170; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 137 | beagle_config.usr_button_gpio = 7; |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 138 | break; |
| 139 | case 5: |
| 140 | printk(KERN_INFO "OMAP3 Beagle Rev: C4\n"); |
| 141 | omap3_beagle_version = OMAP3BEAGLE_BOARD_C4; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 142 | beagle_config.mmc1_gpio_wp = 23; |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 143 | beagle_config.dvi_pd_gpio = 170; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 144 | beagle_config.usr_button_gpio = 7; |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 145 | break; |
| 146 | case 0: |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 147 | printk(KERN_INFO "OMAP3 Beagle Rev: xM Ax/Bx\n"); |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 148 | omap3_beagle_version = OMAP3BEAGLE_BOARD_XM; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 149 | beagle_config.usb_pwr_level = GPIOF_OUT_INIT_HIGH; |
Russ Dill | 1afb82e | 2012-05-09 14:19:15 -0700 | [diff] [blame] | 150 | beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA; |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 151 | break; |
| 152 | case 2: |
| 153 | printk(KERN_INFO "OMAP3 Beagle Rev: xM C\n"); |
| 154 | omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC; |
Russ Dill | 1afb82e | 2012-05-09 14:19:15 -0700 | [diff] [blame] | 155 | beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA; |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 156 | break; |
| 157 | default: |
| 158 | printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev); |
| 159 | omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; |
| 160 | } |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 161 | } |
| 162 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 163 | static struct mtd_partition omap3beagle_nand_partitions[] = { |
| 164 | /* All the partition sizes are listed in terms of NAND block size */ |
| 165 | { |
| 166 | .name = "X-Loader", |
| 167 | .offset = 0, |
| 168 | .size = 4 * NAND_BLOCK_SIZE, |
| 169 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 170 | }, |
| 171 | { |
| 172 | .name = "U-Boot", |
| 173 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ |
| 174 | .size = 15 * NAND_BLOCK_SIZE, |
| 175 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 176 | }, |
| 177 | { |
| 178 | .name = "U-Boot Env", |
| 179 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ |
| 180 | .size = 1 * NAND_BLOCK_SIZE, |
| 181 | }, |
| 182 | { |
| 183 | .name = "Kernel", |
| 184 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ |
| 185 | .size = 32 * NAND_BLOCK_SIZE, |
| 186 | }, |
| 187 | { |
| 188 | .name = "File System", |
| 189 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ |
| 190 | .size = MTDPART_SIZ_FULL, |
| 191 | }, |
| 192 | }; |
| 193 | |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 194 | /* DSS */ |
| 195 | |
Tomi Valkeinen | 2e6f2ee | 2012-03-05 14:29:28 +0200 | [diff] [blame] | 196 | static struct tfp410_platform_data dvi_panel = { |
Tomi Valkeinen | fcca719 | 2011-08-29 17:48:19 +0300 | [diff] [blame] | 197 | .i2c_bus_num = 3, |
Tomi Valkeinen | e813a55 | 2012-02-17 13:30:27 +0200 | [diff] [blame] | 198 | .power_down_gpio = -1, |
Bryan Wu | 89747c9 | 2010-11-17 13:34:34 +0000 | [diff] [blame] | 199 | }; |
| 200 | |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 201 | static struct omap_dss_device beagle_dvi_device = { |
| 202 | .type = OMAP_DISPLAY_TYPE_DPI, |
| 203 | .name = "dvi", |
Tomi Valkeinen | 2e6f2ee | 2012-03-05 14:29:28 +0200 | [diff] [blame] | 204 | .driver_name = "tfp410", |
Bryan Wu | 89747c9 | 2010-11-17 13:34:34 +0000 | [diff] [blame] | 205 | .data = &dvi_panel, |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 206 | .phy.dpi.data_lines = 24, |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 207 | }; |
| 208 | |
| 209 | static struct omap_dss_device beagle_tv_device = { |
| 210 | .name = "tv", |
| 211 | .driver_name = "venc", |
| 212 | .type = OMAP_DISPLAY_TYPE_VENC, |
| 213 | .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, |
| 214 | }; |
| 215 | |
| 216 | static struct omap_dss_device *beagle_dss_devices[] = { |
| 217 | &beagle_dvi_device, |
| 218 | &beagle_tv_device, |
| 219 | }; |
| 220 | |
| 221 | static struct omap_dss_board_info beagle_dss_data = { |
| 222 | .num_devices = ARRAY_SIZE(beagle_dss_devices), |
| 223 | .devices = beagle_dss_devices, |
| 224 | .default_device = &beagle_dvi_device, |
| 225 | }; |
| 226 | |
Paul Walmsley | 2e12bd7 | 2009-05-28 14:03:59 -0700 | [diff] [blame] | 227 | #include "sdram-micron-mt46h32m32lf-6.h" |
| 228 | |
Adrian Hunter | 68ff042 | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 229 | static struct omap2_hsmmc_info mmc[] = { |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 230 | { |
| 231 | .mmc = 1, |
Russ Dill | 1afb82e | 2012-05-09 14:19:15 -0700 | [diff] [blame] | 232 | .caps = MMC_CAP_4_BIT_DATA, |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 233 | .gpio_wp = -EINVAL, |
Tony Lindgren | 3b972bf | 2012-02-20 09:43:29 -0800 | [diff] [blame] | 234 | .deferred = true, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 235 | }, |
| 236 | {} /* Terminator */ |
| 237 | }; |
| 238 | |
Oleg Drokin | 786b01a | 2011-06-06 18:57:07 +0000 | [diff] [blame] | 239 | static struct regulator_consumer_supply beagle_vmmc1_supply[] = { |
| 240 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 241 | }; |
| 242 | |
Oleg Drokin | 786b01a | 2011-06-06 18:57:07 +0000 | [diff] [blame] | 243 | static struct regulator_consumer_supply beagle_vsim_supply[] = { |
| 244 | REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 245 | }; |
| 246 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 247 | static struct gpio_led gpio_leds[]; |
| 248 | |
| 249 | static int beagle_twl_gpio_setup(struct device *dev, |
| 250 | unsigned gpio, unsigned ngpio) |
| 251 | { |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 252 | int r; |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 253 | |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 254 | mmc[0].gpio_wp = beagle_config.mmc1_gpio_wp; |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 255 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ |
Tony Lindgren | 145d9c9 | 2009-01-15 13:09:53 +0200 | [diff] [blame] | 256 | mmc[0].gpio_cd = gpio + 0; |
Tony Lindgren | 3b972bf | 2012-02-20 09:43:29 -0800 | [diff] [blame] | 257 | omap_hsmmc_late_init(mmc); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 258 | |
Koen Kooi | 68fc3e1 | 2011-01-11 17:13:35 +0000 | [diff] [blame] | 259 | /* |
| 260 | * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active |
| 261 | * high / others active low) |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 262 | * DVI reset GPIO is different between beagle revisions |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 263 | */ |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 264 | /* Valid for all -xM revisions */ |
| 265 | if (cpu_is_omap3630()) { |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 266 | /* |
| 267 | * gpio + 1 on Xm controls the TFP410's enable line (active low) |
| 268 | * gpio + 2 control varies depending on the board rev as below: |
| 269 | * P7/P8 revisions(prototype): Camera EN |
| 270 | * A2+ revisions (production): LDO (DVI, serial, led blocks) |
| 271 | */ |
| 272 | r = gpio_request_one(gpio + 1, GPIOF_OUT_INIT_LOW, |
| 273 | "nDVI_PWR_EN"); |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 274 | if (r) |
| 275 | pr_err("%s: unable to configure nDVI_PWR_EN\n", |
| 276 | __func__); |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 277 | |
| 278 | beagle_config.dvi_pd_gpio = gpio + 2; |
| 279 | |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 280 | } else { |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 281 | /* |
| 282 | * REVISIT: need ehci-omap hooks for external VBUS |
| 283 | * power switch and overcurrent detect |
| 284 | */ |
| 285 | if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC")) |
| 286 | pr_err("%s: unable to configure EHCI_nOC\n", __func__); |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 287 | } |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 288 | dvi_panel.power_down_gpio = beagle_config.dvi_pd_gpio; |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 289 | |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 290 | gpio_request_one(gpio + TWL4030_GPIO_MAX, beagle_config.usb_pwr_level, |
| 291 | "nEN_USB_PWR"); |
Igor Grinberg | bc593f5 | 2011-05-03 18:22:09 +0300 | [diff] [blame] | 292 | |
| 293 | /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ |
| 294 | gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; |
| 295 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 296 | return 0; |
| 297 | } |
| 298 | |
| 299 | static struct twl4030_gpio_platform_data beagle_gpio_data = { |
| 300 | .gpio_base = OMAP_MAX_GPIO_LINES, |
| 301 | .irq_base = TWL4030_GPIO_IRQ_BASE, |
| 302 | .irq_end = TWL4030_GPIO_IRQ_END, |
| 303 | .use_leds = true, |
| 304 | .pullups = BIT(1), |
| 305 | .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) |
| 306 | | BIT(15) | BIT(16) | BIT(17), |
| 307 | .setup = beagle_twl_gpio_setup, |
| 308 | }; |
| 309 | |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 310 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ |
| 311 | static struct regulator_init_data beagle_vmmc1 = { |
| 312 | .constraints = { |
| 313 | .min_uV = 1850000, |
| 314 | .max_uV = 3150000, |
| 315 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 316 | | REGULATOR_MODE_STANDBY, |
| 317 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 318 | | REGULATOR_CHANGE_MODE |
| 319 | | REGULATOR_CHANGE_STATUS, |
| 320 | }, |
Oleg Drokin | 786b01a | 2011-06-06 18:57:07 +0000 | [diff] [blame] | 321 | .num_consumer_supplies = ARRAY_SIZE(beagle_vmmc1_supply), |
| 322 | .consumer_supplies = beagle_vmmc1_supply, |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 323 | }; |
| 324 | |
| 325 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ |
| 326 | static struct regulator_init_data beagle_vsim = { |
| 327 | .constraints = { |
| 328 | .min_uV = 1800000, |
| 329 | .max_uV = 3000000, |
| 330 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 331 | | REGULATOR_MODE_STANDBY, |
| 332 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 333 | | REGULATOR_CHANGE_MODE |
| 334 | | REGULATOR_CHANGE_STATUS, |
| 335 | }, |
Oleg Drokin | 786b01a | 2011-06-06 18:57:07 +0000 | [diff] [blame] | 336 | .num_consumer_supplies = ARRAY_SIZE(beagle_vsim_supply), |
| 337 | .consumer_supplies = beagle_vsim_supply, |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 338 | }; |
| 339 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 340 | static struct twl4030_platform_data beagle_twldata = { |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 341 | /* platform_data for children goes here */ |
| 342 | .gpio = &beagle_gpio_data, |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 343 | .vmmc1 = &beagle_vmmc1, |
| 344 | .vsim = &beagle_vsim, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 345 | }; |
| 346 | |
Mathieu J. Poirier | e3333f4 | 2010-09-23 18:22:48 -0700 | [diff] [blame] | 347 | static struct i2c_board_info __initdata beagle_i2c_eeprom[] = { |
| 348 | { |
| 349 | I2C_BOARD_INFO("eeprom", 0x50), |
| 350 | }, |
| 351 | }; |
| 352 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 353 | static int __init omap3_beagle_i2c_init(void) |
| 354 | { |
Peter Ujfalusi | 827ed9a | 2011-06-07 10:28:54 +0300 | [diff] [blame] | 355 | omap3_pmic_get_config(&beagle_twldata, |
Kyle Manna | cdcc966 | 2011-08-11 22:33:15 -0500 | [diff] [blame] | 356 | TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC | |
| 357 | TWL_COMMON_PDATA_AUDIO, |
Peter Ujfalusi | b252b0e | 2011-06-07 11:38:24 +0300 | [diff] [blame] | 358 | TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); |
| 359 | |
| 360 | beagle_twldata.vpll2->constraints.name = "VDVI"; |
| 361 | |
Mike Rapoport | fbd8071 | 2011-04-25 01:09:06 +0300 | [diff] [blame] | 362 | omap3_pmic_init("twl4030", &beagle_twldata); |
Koen Kooi | 8ca7fe2 | 2009-03-04 10:07:42 -0800 | [diff] [blame] | 363 | /* Bus 3 is attached to the DVI port where devices like the pico DLP |
| 364 | * projector don't work reliably with 400kHz */ |
Mathieu J. Poirier | e3333f4 | 2010-09-23 18:22:48 -0700 | [diff] [blame] | 365 | omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom)); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 366 | return 0; |
| 367 | } |
| 368 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 369 | static struct gpio_led gpio_leds[] = { |
| 370 | { |
| 371 | .name = "beagleboard::usr0", |
| 372 | .default_trigger = "heartbeat", |
| 373 | .gpio = 150, |
| 374 | }, |
| 375 | { |
| 376 | .name = "beagleboard::usr1", |
| 377 | .default_trigger = "mmc0", |
| 378 | .gpio = 149, |
| 379 | }, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 380 | { |
| 381 | .name = "beagleboard::pmu_stat", |
| 382 | .gpio = -EINVAL, /* gets replaced */ |
| 383 | .active_low = true, |
| 384 | }, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 385 | }; |
| 386 | |
| 387 | static struct gpio_led_platform_data gpio_led_info = { |
| 388 | .leds = gpio_leds, |
| 389 | .num_leds = ARRAY_SIZE(gpio_leds), |
| 390 | }; |
| 391 | |
| 392 | static struct platform_device leds_gpio = { |
| 393 | .name = "leds-gpio", |
| 394 | .id = -1, |
| 395 | .dev = { |
| 396 | .platform_data = &gpio_led_info, |
| 397 | }, |
| 398 | }; |
| 399 | |
| 400 | static struct gpio_keys_button gpio_buttons[] = { |
| 401 | { |
| 402 | .code = BTN_EXTRA, |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 403 | /* Dynamically assigned depending on board */ |
| 404 | .gpio = -EINVAL, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 405 | .desc = "user", |
| 406 | .wakeup = 1, |
| 407 | }, |
| 408 | }; |
| 409 | |
| 410 | static struct gpio_keys_platform_data gpio_key_info = { |
| 411 | .buttons = gpio_buttons, |
| 412 | .nbuttons = ARRAY_SIZE(gpio_buttons), |
| 413 | }; |
| 414 | |
| 415 | static struct platform_device keys_gpio = { |
| 416 | .name = "gpio-keys", |
| 417 | .id = -1, |
| 418 | .dev = { |
| 419 | .platform_data = &gpio_key_info, |
| 420 | }, |
| 421 | }; |
| 422 | |
Kyle Manna | cdcc966 | 2011-08-11 22:33:15 -0500 | [diff] [blame] | 423 | static struct platform_device madc_hwmon = { |
| 424 | .name = "twl4030_madc_hwmon", |
| 425 | .id = -1, |
| 426 | }; |
| 427 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 428 | static struct platform_device *omap3_beagle_devices[] __initdata = { |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 429 | &leds_gpio, |
| 430 | &keys_gpio, |
Kyle Manna | cdcc966 | 2011-08-11 22:33:15 -0500 | [diff] [blame] | 431 | &madc_hwmon, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 432 | }; |
| 433 | |
Keshava Munegowda | 181b250 | 2011-03-01 20:08:16 +0530 | [diff] [blame] | 434 | static const struct usbhs_omap_board_data usbhs_bdata __initconst = { |
Felipe Balbi | 58a5491 | 2009-11-22 10:11:01 -0800 | [diff] [blame] | 435 | |
Brian Austin | f6f6c9a | 2012-06-21 01:36:02 -0700 | [diff] [blame] | 436 | .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, |
Keshava Munegowda | 181b250 | 2011-03-01 20:08:16 +0530 | [diff] [blame] | 437 | .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, |
| 438 | .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, |
Felipe Balbi | 58a5491 | 2009-11-22 10:11:01 -0800 | [diff] [blame] | 439 | |
| 440 | .phy_reset = true, |
| 441 | .reset_gpio_port[0] = -EINVAL, |
| 442 | .reset_gpio_port[1] = 147, |
| 443 | .reset_gpio_port[2] = -EINVAL |
| 444 | }; |
| 445 | |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 446 | #ifdef CONFIG_OMAP_MUX |
| 447 | static struct omap_board_mux board_mux[] __initdata = { |
| 448 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
| 449 | }; |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 450 | #endif |
| 451 | |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 452 | static void __init beagle_opp_init(void) |
| 453 | { |
| 454 | int r = 0; |
| 455 | |
| 456 | /* Initialize the omap3 opp table */ |
| 457 | if (omap3_opp_init()) { |
| 458 | pr_err("%s: opp default init failed\n", __func__); |
| 459 | return; |
| 460 | } |
| 461 | |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 462 | /* Custom OPP enabled for all xM versions */ |
| 463 | if (cpu_is_omap3630()) { |
Kevin Hilman | 8c7f659 | 2011-07-21 11:43:48 -0700 | [diff] [blame] | 464 | struct device *mpu_dev, *iva_dev; |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 465 | |
Benoit Cousson | b1621fc | 2011-08-16 14:01:23 +0200 | [diff] [blame] | 466 | mpu_dev = omap_device_get_by_hwmod_name("mpu"); |
| 467 | iva_dev = omap_device_get_by_hwmod_name("iva"); |
Kevin Hilman | 8c7f659 | 2011-07-21 11:43:48 -0700 | [diff] [blame] | 468 | |
| 469 | if (!mpu_dev || !iva_dev) { |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 470 | pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n", |
Kevin Hilman | 8c7f659 | 2011-07-21 11:43:48 -0700 | [diff] [blame] | 471 | __func__, mpu_dev, iva_dev); |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 472 | return; |
| 473 | } |
| 474 | /* Enable MPU 1GHz and lower opps */ |
Kevin Hilman | 8c7f659 | 2011-07-21 11:43:48 -0700 | [diff] [blame] | 475 | r = opp_enable(mpu_dev, 800000000); |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 476 | /* TODO: MPU 1GHz needs SR and ABB */ |
| 477 | |
| 478 | /* Enable IVA 800MHz and lower opps */ |
Kevin Hilman | 8c7f659 | 2011-07-21 11:43:48 -0700 | [diff] [blame] | 479 | r |= opp_enable(iva_dev, 660000000); |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 480 | /* TODO: DSP 800MHz needs SR and ABB */ |
| 481 | if (r) { |
| 482 | pr_err("%s: failed to enable higher opp %d\n", |
| 483 | __func__, r); |
| 484 | /* |
| 485 | * Cleanup - disable the higher freqs - we dont care |
| 486 | * about the results |
| 487 | */ |
Kevin Hilman | 8c7f659 | 2011-07-21 11:43:48 -0700 | [diff] [blame] | 488 | opp_disable(mpu_dev, 800000000); |
| 489 | opp_disable(iva_dev, 660000000); |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 490 | } |
| 491 | } |
| 492 | return; |
| 493 | } |
| 494 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 495 | static void __init omap3_beagle_init(void) |
| 496 | { |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 497 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 498 | omap3_beagle_init_rev(); |
Tony Lindgren | d1589f0 | 2012-02-20 09:43:30 -0800 | [diff] [blame] | 499 | |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 500 | if (gpio_is_valid(beagle_config.mmc1_gpio_wp)) |
Tony Lindgren | d1589f0 | 2012-02-20 09:43:30 -0800 | [diff] [blame] | 501 | omap_mux_init_gpio(beagle_config.mmc1_gpio_wp, OMAP_PIN_INPUT); |
Russ Dill | 1afb82e | 2012-05-09 14:19:15 -0700 | [diff] [blame] | 502 | mmc[0].caps = beagle_config.mmc_caps; |
Tony Lindgren | 3b972bf | 2012-02-20 09:43:29 -0800 | [diff] [blame] | 503 | omap_hsmmc_init(mmc); |
Tony Lindgren | d1589f0 | 2012-02-20 09:43:30 -0800 | [diff] [blame] | 504 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 505 | omap3_beagle_i2c_init(); |
Joel A Fernandes | 5fe8b4c | 2011-07-05 03:38:22 -0700 | [diff] [blame] | 506 | |
| 507 | gpio_buttons[0].gpio = beagle_config.usr_button_gpio; |
| 508 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 509 | platform_add_devices(omap3_beagle_devices, |
| 510 | ARRAY_SIZE(omap3_beagle_devices)); |
Russ Dill | aef2b89 | 2012-05-09 15:15:03 -0700 | [diff] [blame] | 511 | if (gpio_is_valid(beagle_config.dvi_pd_gpio)) |
| 512 | omap_mux_init_gpio(beagle_config.dvi_pd_gpio, OMAP_PIN_OUTPUT); |
Senthilvadivu Guruswamy | d5e1322 | 2011-02-22 11:24:50 +0200 | [diff] [blame] | 513 | omap_display_init(&beagle_dss_data); |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 514 | omap_serial_init(); |
Tony Lindgren | a4ca9db | 2011-08-22 23:57:23 -0700 | [diff] [blame] | 515 | omap_sdrc_init(mt46h32m32lf6_sdrc_params, |
| 516 | mt46h32m32lf6_sdrc_params); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 517 | |
Mike Rapoport | 9e18630 | 2011-04-27 11:56:12 +0300 | [diff] [blame] | 518 | usb_musb_init(NULL); |
Keshava Munegowda | 9e64bb1 | 2011-03-01 20:08:19 +0530 | [diff] [blame] | 519 | usbhs_init(&usbhs_bdata); |
Mike Rapoport | 9a3f39f | 2011-04-25 01:09:07 +0300 | [diff] [blame] | 520 | omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions, |
| 521 | ARRAY_SIZE(omap3beagle_nand_partitions)); |
Jean Pihet | 9fb9741 | 2009-07-24 19:43:25 -0600 | [diff] [blame] | 522 | |
Alexander Holler | e2a346a | 2011-04-05 15:40:08 +0200 | [diff] [blame] | 523 | /* Ensure msecure is mux'd to be able to set the RTC. */ |
| 524 | omap_mux_init_signal("sys_drm_msecure", OMAP_PIN_OFF_OUTPUT_HIGH); |
| 525 | |
Jean Pihet | 9fb9741 | 2009-07-24 19:43:25 -0600 | [diff] [blame] | 526 | /* Ensure SDRC pins are mux'd for self-refresh */ |
Tony Lindgren | 4896e39 | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 527 | omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); |
| 528 | omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 529 | |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 530 | beagle_opp_init(); |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 531 | } |
| 532 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 533 | MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") |
| 534 | /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */ |
Nicolas Pitre | 5e52b43 | 2011-07-05 22:38:15 -0400 | [diff] [blame] | 535 | .atag_offset = 0x100, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 536 | .reserve = omap_reserve, |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 537 | .map_io = omap3_map_io, |
Tony Lindgren | 7b250af | 2011-10-04 18:26:28 -0700 | [diff] [blame] | 538 | .init_early = omap3_init_early, |
Tony Lindgren | be73246 | 2011-09-26 15:25:22 -0700 | [diff] [blame] | 539 | .init_irq = omap3_init_irq, |
Marc Zyngier | 6b2f55d | 2011-09-06 10:23:45 +0100 | [diff] [blame] | 540 | .handle_irq = omap3_intc_handle_irq, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 541 | .init_machine = omap3_beagle_init, |
Shawn Guo | bbd707a | 2012-04-26 16:06:50 +0800 | [diff] [blame] | 542 | .init_late = omap3_init_late, |
Tony Lindgren | e74984e | 2011-03-29 15:54:48 -0700 | [diff] [blame] | 543 | .timer = &omap3_secure_timer, |
Russell King | baa9588 | 2011-11-05 17:06:28 +0000 | [diff] [blame] | 544 | .restart = omap_prcm_restart, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 545 | MACHINE_END |