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> |
| 43 | #include <plat/common.h> |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 44 | #include <plat/display.h> |
Bryan Wu | 89747c9 | 2010-11-17 13:34:34 +0000 | [diff] [blame] | 45 | #include <plat/panel-generic-dpi.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" |
Manjunath Kondaiah G | 04aeae7 | 2010-10-08 09:58:35 -0700 | [diff] [blame] | 53 | #include "timer-gp.h" |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 54 | #include "pm.h" |
Mike Rapoport | fbd8071 | 2011-04-25 01:09:06 +0300 | [diff] [blame] | 55 | #include "common-board-devices.h" |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 56 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 57 | #define NAND_BLOCK_SIZE SZ_128K |
| 58 | |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 59 | /* |
| 60 | * OMAP3 Beagle revision |
| 61 | * Run time detection of Beagle revision is done by reading GPIO. |
| 62 | * GPIO ID - |
| 63 | * AXBX = GPIO173, GPIO172, GPIO171: 1 1 1 |
| 64 | * C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0 |
| 65 | * C4 = GPIO173, GPIO172, GPIO171: 1 0 1 |
| 66 | * XM = GPIO173, GPIO172, GPIO171: 0 0 0 |
| 67 | */ |
| 68 | enum { |
| 69 | OMAP3BEAGLE_BOARD_UNKN = 0, |
| 70 | OMAP3BEAGLE_BOARD_AXBX, |
| 71 | OMAP3BEAGLE_BOARD_C1_3, |
| 72 | OMAP3BEAGLE_BOARD_C4, |
| 73 | OMAP3BEAGLE_BOARD_XM, |
| 74 | }; |
| 75 | |
| 76 | static u8 omap3_beagle_version; |
| 77 | |
| 78 | static u8 omap3_beagle_get_rev(void) |
| 79 | { |
| 80 | return omap3_beagle_version; |
| 81 | } |
| 82 | |
| 83 | static void __init omap3_beagle_init_rev(void) |
| 84 | { |
| 85 | int ret; |
| 86 | u16 beagle_rev = 0; |
| 87 | |
| 88 | omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP); |
| 89 | omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP); |
| 90 | omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP); |
| 91 | |
| 92 | ret = gpio_request(171, "rev_id_0"); |
| 93 | if (ret < 0) |
| 94 | goto fail0; |
| 95 | |
| 96 | ret = gpio_request(172, "rev_id_1"); |
| 97 | if (ret < 0) |
| 98 | goto fail1; |
| 99 | |
| 100 | ret = gpio_request(173, "rev_id_2"); |
| 101 | if (ret < 0) |
| 102 | goto fail2; |
| 103 | |
| 104 | gpio_direction_input(171); |
| 105 | gpio_direction_input(172); |
| 106 | gpio_direction_input(173); |
| 107 | |
| 108 | beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1) |
| 109 | | (gpio_get_value(173) << 2); |
| 110 | |
| 111 | switch (beagle_rev) { |
| 112 | case 7: |
| 113 | printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n"); |
| 114 | omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX; |
| 115 | break; |
| 116 | case 6: |
| 117 | printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n"); |
| 118 | omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3; |
| 119 | break; |
| 120 | case 5: |
| 121 | printk(KERN_INFO "OMAP3 Beagle Rev: C4\n"); |
| 122 | omap3_beagle_version = OMAP3BEAGLE_BOARD_C4; |
| 123 | break; |
| 124 | case 0: |
| 125 | printk(KERN_INFO "OMAP3 Beagle Rev: xM\n"); |
| 126 | omap3_beagle_version = OMAP3BEAGLE_BOARD_XM; |
| 127 | break; |
| 128 | default: |
| 129 | printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev); |
| 130 | omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; |
| 131 | } |
| 132 | |
| 133 | return; |
| 134 | |
| 135 | fail2: |
| 136 | gpio_free(172); |
| 137 | fail1: |
| 138 | gpio_free(171); |
| 139 | fail0: |
| 140 | printk(KERN_ERR "Unable to get revision detection GPIO pins\n"); |
| 141 | omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; |
| 142 | |
| 143 | return; |
| 144 | } |
| 145 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 146 | static struct mtd_partition omap3beagle_nand_partitions[] = { |
| 147 | /* All the partition sizes are listed in terms of NAND block size */ |
| 148 | { |
| 149 | .name = "X-Loader", |
| 150 | .offset = 0, |
| 151 | .size = 4 * NAND_BLOCK_SIZE, |
| 152 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 153 | }, |
| 154 | { |
| 155 | .name = "U-Boot", |
| 156 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ |
| 157 | .size = 15 * NAND_BLOCK_SIZE, |
| 158 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 159 | }, |
| 160 | { |
| 161 | .name = "U-Boot Env", |
| 162 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ |
| 163 | .size = 1 * NAND_BLOCK_SIZE, |
| 164 | }, |
| 165 | { |
| 166 | .name = "Kernel", |
| 167 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ |
| 168 | .size = 32 * NAND_BLOCK_SIZE, |
| 169 | }, |
| 170 | { |
| 171 | .name = "File System", |
| 172 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ |
| 173 | .size = MTDPART_SIZ_FULL, |
| 174 | }, |
| 175 | }; |
| 176 | |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 177 | /* DSS */ |
| 178 | |
| 179 | static int beagle_enable_dvi(struct omap_dss_device *dssdev) |
| 180 | { |
| 181 | if (gpio_is_valid(dssdev->reset_gpio)) |
| 182 | gpio_set_value(dssdev->reset_gpio, 1); |
| 183 | |
| 184 | return 0; |
| 185 | } |
| 186 | |
| 187 | static void beagle_disable_dvi(struct omap_dss_device *dssdev) |
| 188 | { |
| 189 | if (gpio_is_valid(dssdev->reset_gpio)) |
| 190 | gpio_set_value(dssdev->reset_gpio, 0); |
| 191 | } |
| 192 | |
Bryan Wu | 89747c9 | 2010-11-17 13:34:34 +0000 | [diff] [blame] | 193 | static struct panel_generic_dpi_data dvi_panel = { |
| 194 | .name = "generic", |
| 195 | .platform_enable = beagle_enable_dvi, |
| 196 | .platform_disable = beagle_disable_dvi, |
| 197 | }; |
| 198 | |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 199 | static struct omap_dss_device beagle_dvi_device = { |
| 200 | .type = OMAP_DISPLAY_TYPE_DPI, |
| 201 | .name = "dvi", |
Bryan Wu | 89747c9 | 2010-11-17 13:34:34 +0000 | [diff] [blame] | 202 | .driver_name = "generic_dpi_panel", |
| 203 | .data = &dvi_panel, |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 204 | .phy.dpi.data_lines = 24, |
Koen Kooi | f8362d2 | 2011-01-11 17:13:36 +0000 | [diff] [blame] | 205 | .reset_gpio = -EINVAL, |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 206 | }; |
| 207 | |
| 208 | static struct omap_dss_device beagle_tv_device = { |
| 209 | .name = "tv", |
| 210 | .driver_name = "venc", |
| 211 | .type = OMAP_DISPLAY_TYPE_VENC, |
| 212 | .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, |
| 213 | }; |
| 214 | |
| 215 | static struct omap_dss_device *beagle_dss_devices[] = { |
| 216 | &beagle_dvi_device, |
| 217 | &beagle_tv_device, |
| 218 | }; |
| 219 | |
| 220 | static struct omap_dss_board_info beagle_dss_data = { |
| 221 | .num_devices = ARRAY_SIZE(beagle_dss_devices), |
| 222 | .devices = beagle_dss_devices, |
| 223 | .default_device = &beagle_dvi_device, |
| 224 | }; |
| 225 | |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 226 | static struct regulator_consumer_supply beagle_vdac_supply = |
Senthilvadivu Guruswamy | 30ea50c | 2011-01-24 06:22:01 +0000 | [diff] [blame] | 227 | REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"); |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 228 | |
Senthilvadivu Guruswamy | c8aac01 | 2011-01-24 06:22:02 +0000 | [diff] [blame] | 229 | static struct regulator_consumer_supply beagle_vdvi_supplies[] = { |
| 230 | REGULATOR_SUPPLY("vdds_dsi", "omapdss"), |
| 231 | REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"), |
| 232 | }; |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 233 | |
| 234 | static void __init beagle_display_init(void) |
| 235 | { |
| 236 | int r; |
| 237 | |
| 238 | r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset"); |
| 239 | if (r < 0) { |
| 240 | printk(KERN_ERR "Unable to get DVI reset GPIO\n"); |
| 241 | return; |
| 242 | } |
| 243 | |
| 244 | gpio_direction_output(beagle_dvi_device.reset_gpio, 0); |
| 245 | } |
| 246 | |
Paul Walmsley | 2e12bd7 | 2009-05-28 14:03:59 -0700 | [diff] [blame] | 247 | #include "sdram-micron-mt46h32m32lf-6.h" |
| 248 | |
Adrian Hunter | 68ff042 | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 249 | static struct omap2_hsmmc_info mmc[] = { |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 250 | { |
| 251 | .mmc = 1, |
Sukumar Ghorai | 3a63833 | 2010-09-15 14:49:23 +0000 | [diff] [blame] | 252 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 253 | .gpio_wp = 29, |
| 254 | }, |
| 255 | {} /* Terminator */ |
| 256 | }; |
| 257 | |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 258 | static struct regulator_consumer_supply beagle_vmmc1_supply = { |
| 259 | .supply = "vmmc", |
| 260 | }; |
| 261 | |
| 262 | static struct regulator_consumer_supply beagle_vsim_supply = { |
| 263 | .supply = "vmmc_aux", |
| 264 | }; |
| 265 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 266 | static struct gpio_led gpio_leds[]; |
| 267 | |
| 268 | static int beagle_twl_gpio_setup(struct device *dev, |
| 269 | unsigned gpio, unsigned ngpio) |
| 270 | { |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 271 | int r; |
| 272 | |
Robert Nelson | cf74d41 | 2010-09-23 18:22:48 -0700 | [diff] [blame] | 273 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { |
| 274 | mmc[0].gpio_wp = -EINVAL; |
| 275 | } else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) || |
Robert Nelson | e4916e1 | 2010-09-23 18:22:48 -0700 | [diff] [blame] | 276 | (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C4)) { |
Tony Lindgren | 4896e39 | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 277 | omap_mux_init_gpio(23, OMAP_PIN_INPUT); |
Jarkko Nikula | 44e7484 | 2009-09-24 16:23:17 -0700 | [diff] [blame] | 278 | mmc[0].gpio_wp = 23; |
| 279 | } else { |
Tony Lindgren | 4896e39 | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 280 | omap_mux_init_gpio(29, OMAP_PIN_INPUT); |
Jarkko Nikula | 44e7484 | 2009-09-24 16:23:17 -0700 | [diff] [blame] | 281 | } |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 282 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ |
Tony Lindgren | 145d9c9 | 2009-01-15 13:09:53 +0200 | [diff] [blame] | 283 | mmc[0].gpio_cd = gpio + 0; |
Adrian Hunter | 68ff042 | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 284 | omap2_hsmmc_init(mmc); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 285 | |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 286 | /* link regulators to MMC adapters */ |
| 287 | beagle_vmmc1_supply.dev = mmc[0].dev; |
| 288 | beagle_vsim_supply.dev = mmc[0].dev; |
| 289 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 290 | /* REVISIT: need ehci-omap hooks for external VBUS |
| 291 | * power switch and overcurrent detect |
| 292 | */ |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 293 | if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) { |
| 294 | r = gpio_request(gpio + 1, "EHCI_nOC"); |
| 295 | if (!r) { |
| 296 | r = gpio_direction_input(gpio + 1); |
| 297 | if (r) |
| 298 | gpio_free(gpio + 1); |
| 299 | } |
| 300 | if (r) |
| 301 | pr_err("%s: unable to configure EHCI_nOC\n", __func__); |
| 302 | } |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 303 | |
Koen Kooi | 68fc3e1 | 2011-01-11 17:13:35 +0000 | [diff] [blame] | 304 | /* |
| 305 | * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active |
| 306 | * high / others active low) |
| 307 | */ |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 308 | gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR"); |
Koen Kooi | 68fc3e1 | 2011-01-11 17:13:35 +0000 | [diff] [blame] | 309 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) |
| 310 | gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1); |
| 311 | else |
| 312 | gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 313 | |
Koen Kooi | f8362d2 | 2011-01-11 17:13:36 +0000 | [diff] [blame] | 314 | /* DVI reset GPIO is different between beagle revisions */ |
| 315 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) |
| 316 | beagle_dvi_device.reset_gpio = 129; |
| 317 | else |
| 318 | beagle_dvi_device.reset_gpio = 170; |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 319 | |
| 320 | /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ |
| 321 | gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; |
| 322 | |
Koen Kooi | 1bd9ef1 | 2011-01-12 00:23:29 +0000 | [diff] [blame] | 323 | /* |
| 324 | * gpio + 1 on Xm controls the TFP410's enable line (active low) |
| 325 | * gpio + 2 control varies depending on the board rev as follows: |
| 326 | * P7/P8 revisions(prototype): Camera EN |
| 327 | * A2+ revisions (production): LDO (supplies DVI, serial, led blocks) |
| 328 | */ |
| 329 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { |
| 330 | r = gpio_request(gpio + 1, "nDVI_PWR_EN"); |
| 331 | if (!r) { |
| 332 | r = gpio_direction_output(gpio + 1, 0); |
| 333 | if (r) |
| 334 | gpio_free(gpio + 1); |
| 335 | } |
| 336 | if (r) |
| 337 | pr_err("%s: unable to configure nDVI_PWR_EN\n", |
| 338 | __func__); |
| 339 | r = gpio_request(gpio + 2, "DVI_LDO_EN"); |
| 340 | if (!r) { |
| 341 | r = gpio_direction_output(gpio + 2, 1); |
| 342 | if (r) |
| 343 | gpio_free(gpio + 2); |
| 344 | } |
| 345 | if (r) |
| 346 | pr_err("%s: unable to configure DVI_LDO_EN\n", |
| 347 | __func__); |
| 348 | } |
| 349 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 350 | return 0; |
| 351 | } |
| 352 | |
| 353 | static struct twl4030_gpio_platform_data beagle_gpio_data = { |
| 354 | .gpio_base = OMAP_MAX_GPIO_LINES, |
| 355 | .irq_base = TWL4030_GPIO_IRQ_BASE, |
| 356 | .irq_end = TWL4030_GPIO_IRQ_END, |
| 357 | .use_leds = true, |
| 358 | .pullups = BIT(1), |
| 359 | .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) |
| 360 | | BIT(15) | BIT(16) | BIT(17), |
| 361 | .setup = beagle_twl_gpio_setup, |
| 362 | }; |
| 363 | |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 364 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ |
| 365 | static struct regulator_init_data beagle_vmmc1 = { |
| 366 | .constraints = { |
| 367 | .min_uV = 1850000, |
| 368 | .max_uV = 3150000, |
| 369 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 370 | | REGULATOR_MODE_STANDBY, |
| 371 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 372 | | REGULATOR_CHANGE_MODE |
| 373 | | REGULATOR_CHANGE_STATUS, |
| 374 | }, |
| 375 | .num_consumer_supplies = 1, |
| 376 | .consumer_supplies = &beagle_vmmc1_supply, |
| 377 | }; |
| 378 | |
| 379 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ |
| 380 | static struct regulator_init_data beagle_vsim = { |
| 381 | .constraints = { |
| 382 | .min_uV = 1800000, |
| 383 | .max_uV = 3000000, |
| 384 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 385 | | REGULATOR_MODE_STANDBY, |
| 386 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 387 | | REGULATOR_CHANGE_MODE |
| 388 | | REGULATOR_CHANGE_STATUS, |
| 389 | }, |
| 390 | .num_consumer_supplies = 1, |
| 391 | .consumer_supplies = &beagle_vsim_supply, |
| 392 | }; |
| 393 | |
| 394 | /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */ |
| 395 | static struct regulator_init_data beagle_vdac = { |
| 396 | .constraints = { |
| 397 | .min_uV = 1800000, |
| 398 | .max_uV = 1800000, |
| 399 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 400 | | REGULATOR_MODE_STANDBY, |
| 401 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 402 | | REGULATOR_CHANGE_STATUS, |
| 403 | }, |
| 404 | .num_consumer_supplies = 1, |
| 405 | .consumer_supplies = &beagle_vdac_supply, |
| 406 | }; |
| 407 | |
| 408 | /* VPLL2 for digital video outputs */ |
| 409 | static struct regulator_init_data beagle_vpll2 = { |
| 410 | .constraints = { |
| 411 | .name = "VDVI", |
| 412 | .min_uV = 1800000, |
| 413 | .max_uV = 1800000, |
| 414 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 415 | | REGULATOR_MODE_STANDBY, |
| 416 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 417 | | REGULATOR_CHANGE_STATUS, |
| 418 | }, |
Senthilvadivu Guruswamy | c8aac01 | 2011-01-24 06:22:02 +0000 | [diff] [blame] | 419 | .num_consumer_supplies = ARRAY_SIZE(beagle_vdvi_supplies), |
| 420 | .consumer_supplies = beagle_vdvi_supplies, |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 421 | }; |
| 422 | |
Felipe Balbi | bd04e46 | 2009-08-28 11:24:15 -0700 | [diff] [blame] | 423 | static struct twl4030_usb_data beagle_usb_data = { |
| 424 | .usb_mode = T2_USB_MODE_ULPI, |
| 425 | }; |
| 426 | |
Ilkka Koskinen | 6a58baf | 2011-03-02 13:24:05 +0000 | [diff] [blame] | 427 | static struct twl4030_codec_audio_data beagle_audio_data; |
Peter Ujfalusi | e86fa0b | 2009-10-22 13:26:46 +0300 | [diff] [blame] | 428 | |
| 429 | static struct twl4030_codec_data beagle_codec_data = { |
Peter Ujfalusi | 6df74ef | 2009-11-04 09:58:18 +0200 | [diff] [blame] | 430 | .audio_mclk = 26000000, |
Peter Ujfalusi | e86fa0b | 2009-10-22 13:26:46 +0300 | [diff] [blame] | 431 | .audio = &beagle_audio_data, |
| 432 | }; |
| 433 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 434 | static struct twl4030_platform_data beagle_twldata = { |
| 435 | .irq_base = TWL4030_IRQ_BASE, |
| 436 | .irq_end = TWL4030_IRQ_END, |
| 437 | |
| 438 | /* platform_data for children goes here */ |
Felipe Balbi | bd04e46 | 2009-08-28 11:24:15 -0700 | [diff] [blame] | 439 | .usb = &beagle_usb_data, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 440 | .gpio = &beagle_gpio_data, |
Peter Ujfalusi | e86fa0b | 2009-10-22 13:26:46 +0300 | [diff] [blame] | 441 | .codec = &beagle_codec_data, |
David Brownell | bb3b9d8 | 2009-05-28 14:04:03 -0700 | [diff] [blame] | 442 | .vmmc1 = &beagle_vmmc1, |
| 443 | .vsim = &beagle_vsim, |
| 444 | .vdac = &beagle_vdac, |
| 445 | .vpll2 = &beagle_vpll2, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 446 | }; |
| 447 | |
Mathieu J. Poirier | e3333f4 | 2010-09-23 18:22:48 -0700 | [diff] [blame] | 448 | static struct i2c_board_info __initdata beagle_i2c_eeprom[] = { |
| 449 | { |
| 450 | I2C_BOARD_INFO("eeprom", 0x50), |
| 451 | }, |
| 452 | }; |
| 453 | |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 454 | static int __init omap3_beagle_i2c_init(void) |
| 455 | { |
Mike Rapoport | fbd8071 | 2011-04-25 01:09:06 +0300 | [diff] [blame] | 456 | omap3_pmic_init("twl4030", &beagle_twldata); |
Koen Kooi | 8ca7fe2 | 2009-03-04 10:07:42 -0800 | [diff] [blame] | 457 | /* Bus 3 is attached to the DVI port where devices like the pico DLP |
| 458 | * projector don't work reliably with 400kHz */ |
Mathieu J. Poirier | e3333f4 | 2010-09-23 18:22:48 -0700 | [diff] [blame] | 459 | 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] | 460 | return 0; |
| 461 | } |
| 462 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 463 | static struct gpio_led gpio_leds[] = { |
| 464 | { |
| 465 | .name = "beagleboard::usr0", |
| 466 | .default_trigger = "heartbeat", |
| 467 | .gpio = 150, |
| 468 | }, |
| 469 | { |
| 470 | .name = "beagleboard::usr1", |
| 471 | .default_trigger = "mmc0", |
| 472 | .gpio = 149, |
| 473 | }, |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 474 | { |
| 475 | .name = "beagleboard::pmu_stat", |
| 476 | .gpio = -EINVAL, /* gets replaced */ |
| 477 | .active_low = true, |
| 478 | }, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 479 | }; |
| 480 | |
| 481 | static struct gpio_led_platform_data gpio_led_info = { |
| 482 | .leds = gpio_leds, |
| 483 | .num_leds = ARRAY_SIZE(gpio_leds), |
| 484 | }; |
| 485 | |
| 486 | static struct platform_device leds_gpio = { |
| 487 | .name = "leds-gpio", |
| 488 | .id = -1, |
| 489 | .dev = { |
| 490 | .platform_data = &gpio_led_info, |
| 491 | }, |
| 492 | }; |
| 493 | |
| 494 | static struct gpio_keys_button gpio_buttons[] = { |
| 495 | { |
| 496 | .code = BTN_EXTRA, |
| 497 | .gpio = 7, |
| 498 | .desc = "user", |
| 499 | .wakeup = 1, |
| 500 | }, |
| 501 | }; |
| 502 | |
| 503 | static struct gpio_keys_platform_data gpio_key_info = { |
| 504 | .buttons = gpio_buttons, |
| 505 | .nbuttons = ARRAY_SIZE(gpio_buttons), |
| 506 | }; |
| 507 | |
| 508 | static struct platform_device keys_gpio = { |
| 509 | .name = "gpio-keys", |
| 510 | .id = -1, |
| 511 | .dev = { |
| 512 | .platform_data = &gpio_key_info, |
| 513 | }, |
| 514 | }; |
| 515 | |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 516 | static void __init omap3_beagle_init_early(void) |
Paul Walmsley | b3c6df3 | 2009-09-03 20:14:02 +0300 | [diff] [blame] | 517 | { |
Paul Walmsley | 4805734 | 2010-12-21 15:25:10 -0700 | [diff] [blame] | 518 | omap2_init_common_infrastructure(); |
| 519 | omap2_init_common_devices(mt46h32m32lf6_sdrc_params, |
| 520 | mt46h32m32lf6_sdrc_params); |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 521 | } |
| 522 | |
| 523 | static void __init omap3_beagle_init_irq(void) |
| 524 | { |
Paul Walmsley | b3c6df3 | 2009-09-03 20:14:02 +0300 | [diff] [blame] | 525 | omap_init_irq(); |
| 526 | #ifdef CONFIG_OMAP_32K_TIMER |
| 527 | omap2_gp_clockevent_set_gptimer(12); |
| 528 | #endif |
Paul Walmsley | b3c6df3 | 2009-09-03 20:14:02 +0300 | [diff] [blame] | 529 | } |
| 530 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 531 | static struct platform_device *omap3_beagle_devices[] __initdata = { |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 532 | &leds_gpio, |
| 533 | &keys_gpio, |
| 534 | }; |
| 535 | |
Keshava Munegowda | 181b250 | 2011-03-01 20:08:16 +0530 | [diff] [blame] | 536 | static const struct usbhs_omap_board_data usbhs_bdata __initconst = { |
Felipe Balbi | 58a5491 | 2009-11-22 10:11:01 -0800 | [diff] [blame] | 537 | |
Keshava Munegowda | 181b250 | 2011-03-01 20:08:16 +0530 | [diff] [blame] | 538 | .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, |
| 539 | .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, |
| 540 | .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, |
Felipe Balbi | 58a5491 | 2009-11-22 10:11:01 -0800 | [diff] [blame] | 541 | |
| 542 | .phy_reset = true, |
| 543 | .reset_gpio_port[0] = -EINVAL, |
| 544 | .reset_gpio_port[1] = 147, |
| 545 | .reset_gpio_port[2] = -EINVAL |
| 546 | }; |
| 547 | |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 548 | #ifdef CONFIG_OMAP_MUX |
| 549 | static struct omap_board_mux board_mux[] __initdata = { |
| 550 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
| 551 | }; |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 552 | #endif |
| 553 | |
Maulik Mankad | 884b8369 | 2010-02-17 14:09:30 -0800 | [diff] [blame] | 554 | static struct omap_musb_board_data musb_board_data = { |
| 555 | .interface_type = MUSB_INTERFACE_ULPI, |
| 556 | .mode = MUSB_OTG, |
| 557 | .power = 100, |
| 558 | }; |
| 559 | |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 560 | static void __init beagle_opp_init(void) |
| 561 | { |
| 562 | int r = 0; |
| 563 | |
| 564 | /* Initialize the omap3 opp table */ |
| 565 | if (omap3_opp_init()) { |
| 566 | pr_err("%s: opp default init failed\n", __func__); |
| 567 | return; |
| 568 | } |
| 569 | |
| 570 | /* Custom OPP enabled for XM */ |
| 571 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { |
| 572 | struct omap_hwmod *mh = omap_hwmod_lookup("mpu"); |
| 573 | struct omap_hwmod *dh = omap_hwmod_lookup("iva"); |
| 574 | struct device *dev; |
| 575 | |
| 576 | if (!mh || !dh) { |
| 577 | pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n", |
| 578 | __func__, mh, dh); |
| 579 | return; |
| 580 | } |
| 581 | /* Enable MPU 1GHz and lower opps */ |
| 582 | dev = &mh->od->pdev.dev; |
| 583 | r = opp_enable(dev, 800000000); |
| 584 | /* TODO: MPU 1GHz needs SR and ABB */ |
| 585 | |
| 586 | /* Enable IVA 800MHz and lower opps */ |
| 587 | dev = &dh->od->pdev.dev; |
| 588 | r |= opp_enable(dev, 660000000); |
| 589 | /* TODO: DSP 800MHz needs SR and ABB */ |
| 590 | if (r) { |
| 591 | pr_err("%s: failed to enable higher opp %d\n", |
| 592 | __func__, r); |
| 593 | /* |
| 594 | * Cleanup - disable the higher freqs - we dont care |
| 595 | * about the results |
| 596 | */ |
| 597 | dev = &mh->od->pdev.dev; |
| 598 | opp_disable(dev, 800000000); |
| 599 | dev = &dh->od->pdev.dev; |
| 600 | opp_disable(dev, 660000000); |
| 601 | } |
| 602 | } |
| 603 | return; |
| 604 | } |
| 605 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 606 | static void __init omap3_beagle_init(void) |
| 607 | { |
Tony Lindgren | ca5742b | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 608 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
Robert Nelson | 954bed0 | 2010-09-23 18:22:47 -0700 | [diff] [blame] | 609 | omap3_beagle_init_rev(); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 610 | omap3_beagle_i2c_init(); |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 611 | platform_add_devices(omap3_beagle_devices, |
| 612 | ARRAY_SIZE(omap3_beagle_devices)); |
Senthilvadivu Guruswamy | d5e1322 | 2011-02-22 11:24:50 +0200 | [diff] [blame] | 613 | omap_display_init(&beagle_dss_data); |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 614 | omap_serial_init(); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 615 | |
Tony Lindgren | 4896e39 | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 616 | omap_mux_init_gpio(170, OMAP_PIN_INPUT); |
Tony Lindgren | 90c62bf | 2008-12-10 17:37:17 -0800 | [diff] [blame] | 617 | gpio_request(170, "DVI_nPD"); |
| 618 | /* REVISIT leave DVI powered down until it's needed ... */ |
| 619 | gpio_direction_output(170, true); |
| 620 | |
Maulik Mankad | 884b8369 | 2010-02-17 14:09:30 -0800 | [diff] [blame] | 621 | usb_musb_init(&musb_board_data); |
Keshava Munegowda | 9e64bb1 | 2011-03-01 20:08:19 +0530 | [diff] [blame] | 622 | usbhs_init(&usbhs_bdata); |
Mike Rapoport | 9a3f39f | 2011-04-25 01:09:07 +0300 | [diff] [blame^] | 623 | omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions, |
| 624 | ARRAY_SIZE(omap3beagle_nand_partitions)); |
Jean Pihet | 9fb9741 | 2009-07-24 19:43:25 -0600 | [diff] [blame] | 625 | |
| 626 | /* Ensure SDRC pins are mux'd for self-refresh */ |
Tony Lindgren | 4896e39 | 2009-12-11 16:16:32 -0800 | [diff] [blame] | 627 | omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); |
| 628 | omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); |
Koen Kooi | 044d32f | 2010-04-22 10:23:42 +0200 | [diff] [blame] | 629 | |
| 630 | beagle_display_init(); |
Nishanth Menon | 8743410 | 2011-01-07 09:41:13 -0600 | [diff] [blame] | 631 | beagle_opp_init(); |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 632 | } |
| 633 | |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 634 | MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") |
| 635 | /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */ |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 636 | .boot_params = 0x80000100, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 637 | .reserve = omap_reserve, |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 638 | .map_io = omap3_map_io, |
| 639 | .init_early = omap3_beagle_init_early, |
Syed Mohammed, Khasim | 2885f00 | 2008-10-09 17:51:42 +0300 | [diff] [blame] | 640 | .init_irq = omap3_beagle_init_irq, |
| 641 | .init_machine = omap3_beagle_init, |
| 642 | .timer = &omap_timer, |
| 643 | MACHINE_END |