Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Board support file for OMAP4430 SDP. |
| 3 | * |
| 4 | * Copyright (C) 2009 Texas Instruments |
| 5 | * |
| 6 | * Author: Santosh Shilimkar <santosh.shilimkar@ti.com> |
| 7 | * |
| 8 | * Based on mach-omap2/board-3430sdp.c |
| 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/io.h> |
| 19 | #include <linux/gpio.h> |
Maulik Mankad | bce0668 | 2010-02-17 14:09:32 -0800 | [diff] [blame] | 20 | #include <linux/usb/otg.h> |
Abraham Arce | b2aa5e5 | 2010-05-14 12:05:26 -0700 | [diff] [blame] | 21 | #include <linux/spi/spi.h> |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 22 | #include <linux/i2c/twl.h> |
| 23 | #include <linux/regulator/machine.h> |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 24 | |
| 25 | #include <mach/hardware.h> |
Santosh Shilimkar | fbc9be1 | 2010-05-14 12:05:26 -0700 | [diff] [blame] | 26 | #include <mach/omap4-common.h> |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 27 | #include <asm/mach-types.h> |
| 28 | #include <asm/mach/arch.h> |
| 29 | #include <asm/mach/map.h> |
| 30 | |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 31 | #include <plat/board.h> |
| 32 | #include <plat/common.h> |
| 33 | #include <plat/control.h> |
| 34 | #include <plat/timer-gp.h> |
Maulik Mankad | bce0668 | 2010-02-17 14:09:32 -0800 | [diff] [blame] | 35 | #include <plat/usb.h> |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 36 | #include <plat/mmc.h> |
| 37 | #include "hsmmc.h" |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 38 | |
Abraham Arce | b2aa5e5 | 2010-05-14 12:05:26 -0700 | [diff] [blame] | 39 | #define ETH_KS8851_IRQ 34 |
| 40 | #define ETH_KS8851_POWER_ON 48 |
| 41 | #define ETH_KS8851_QUART 138 |
| 42 | |
| 43 | static struct spi_board_info sdp4430_spi_board_info[] __initdata = { |
| 44 | { |
| 45 | .modalias = "ks8851", |
| 46 | .bus_num = 1, |
| 47 | .chip_select = 0, |
| 48 | .max_speed_hz = 24000000, |
| 49 | .irq = ETH_KS8851_IRQ, |
| 50 | }, |
| 51 | }; |
| 52 | |
| 53 | static int omap_ethernet_init(void) |
| 54 | { |
| 55 | int status; |
| 56 | |
| 57 | /* Request of GPIO lines */ |
| 58 | |
| 59 | status = gpio_request(ETH_KS8851_POWER_ON, "eth_power"); |
| 60 | if (status) { |
| 61 | pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON); |
| 62 | return status; |
| 63 | } |
| 64 | |
| 65 | status = gpio_request(ETH_KS8851_QUART, "quart"); |
| 66 | if (status) { |
| 67 | pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART); |
| 68 | goto error1; |
| 69 | } |
| 70 | |
| 71 | status = gpio_request(ETH_KS8851_IRQ, "eth_irq"); |
| 72 | if (status) { |
| 73 | pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ); |
| 74 | goto error2; |
| 75 | } |
| 76 | |
| 77 | /* Configuration of requested GPIO lines */ |
| 78 | |
| 79 | status = gpio_direction_output(ETH_KS8851_POWER_ON, 1); |
| 80 | if (status) { |
| 81 | pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ); |
| 82 | goto error3; |
| 83 | } |
| 84 | |
| 85 | status = gpio_direction_output(ETH_KS8851_QUART, 1); |
| 86 | if (status) { |
| 87 | pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART); |
| 88 | goto error3; |
| 89 | } |
| 90 | |
| 91 | status = gpio_direction_input(ETH_KS8851_IRQ); |
| 92 | if (status) { |
| 93 | pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ); |
| 94 | goto error3; |
| 95 | } |
| 96 | |
| 97 | return 0; |
| 98 | |
| 99 | error3: |
| 100 | gpio_free(ETH_KS8851_IRQ); |
| 101 | error2: |
| 102 | gpio_free(ETH_KS8851_QUART); |
| 103 | error1: |
| 104 | gpio_free(ETH_KS8851_POWER_ON); |
| 105 | return status; |
| 106 | } |
| 107 | |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 108 | static struct platform_device sdp4430_lcd_device = { |
| 109 | .name = "sdp4430_lcd", |
| 110 | .id = -1, |
| 111 | }; |
| 112 | |
| 113 | static struct platform_device *sdp4430_devices[] __initdata = { |
| 114 | &sdp4430_lcd_device, |
| 115 | }; |
| 116 | |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 117 | static struct omap_lcd_config sdp4430_lcd_config __initdata = { |
| 118 | .ctrl_name = "internal", |
| 119 | }; |
| 120 | |
| 121 | static struct omap_board_config_kernel sdp4430_config[] __initdata = { |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 122 | { OMAP_TAG_LCD, &sdp4430_lcd_config }, |
| 123 | }; |
| 124 | |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 125 | static void __init omap_4430sdp_init_irq(void) |
| 126 | { |
Santosh Shilimkar | 5b7815b | 2009-10-22 14:48:14 -0700 | [diff] [blame] | 127 | omap_board_config = sdp4430_config; |
| 128 | omap_board_config_size = ARRAY_SIZE(sdp4430_config); |
Jean Pihet | 58cda88 | 2009-07-24 19:43:25 -0600 | [diff] [blame] | 129 | omap2_init_common_hw(NULL, NULL); |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 130 | #ifdef CONFIG_OMAP_32K_TIMER |
| 131 | omap2_gp_clockevent_set_gptimer(1); |
| 132 | #endif |
| 133 | gic_init_irq(); |
| 134 | omap_gpio_init(); |
| 135 | } |
| 136 | |
Maulik Mankad | bce0668 | 2010-02-17 14:09:32 -0800 | [diff] [blame] | 137 | static struct omap_musb_board_data musb_board_data = { |
| 138 | .interface_type = MUSB_INTERFACE_UTMI, |
| 139 | .mode = MUSB_PERIPHERAL, |
| 140 | .power = 100, |
| 141 | }; |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 142 | |
| 143 | static struct omap2_hsmmc_info mmc[] = { |
| 144 | { |
| 145 | .mmc = 1, |
| 146 | .wires = 8, |
| 147 | .gpio_wp = -EINVAL, |
| 148 | }, |
| 149 | { |
| 150 | .mmc = 2, |
| 151 | .wires = 8, |
| 152 | .gpio_cd = -EINVAL, |
| 153 | .gpio_wp = -EINVAL, |
| 154 | .nonremovable = true, |
| 155 | }, |
| 156 | {} /* Terminator */ |
| 157 | }; |
| 158 | |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 159 | static struct regulator_consumer_supply sdp4430_vmmc_supply[] = { |
| 160 | { |
| 161 | .supply = "vmmc", |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 162 | .dev_name = "mmci-omap-hs.0", |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 163 | }, |
| 164 | { |
| 165 | .supply = "vmmc", |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 166 | .dev_name = "mmci-omap-hs.1", |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 167 | }, |
| 168 | }; |
| 169 | |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 170 | static int omap4_twl6030_hsmmc_late_init(struct device *dev) |
| 171 | { |
| 172 | int ret = 0; |
| 173 | struct platform_device *pdev = container_of(dev, |
| 174 | struct platform_device, dev); |
| 175 | struct omap_mmc_platform_data *pdata = dev->platform_data; |
| 176 | |
| 177 | /* Setting MMC1 Card detect Irq */ |
| 178 | if (pdev->id == 0) |
| 179 | pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE + |
| 180 | MMCDETECT_INTR_OFFSET; |
| 181 | return ret; |
| 182 | } |
| 183 | |
| 184 | static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev) |
| 185 | { |
| 186 | struct omap_mmc_platform_data *pdata = dev->platform_data; |
| 187 | |
| 188 | pdata->init = omap4_twl6030_hsmmc_late_init; |
| 189 | } |
| 190 | |
| 191 | static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers) |
| 192 | { |
| 193 | struct omap2_hsmmc_info *c; |
| 194 | |
| 195 | omap2_hsmmc_init(controllers); |
| 196 | for (c = controllers; c->mmc; c++) |
| 197 | omap4_twl6030_hsmmc_set_late_init(c->dev); |
| 198 | |
| 199 | return 0; |
| 200 | } |
| 201 | |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 202 | static struct regulator_init_data sdp4430_vaux1 = { |
| 203 | .constraints = { |
| 204 | .min_uV = 1000000, |
| 205 | .max_uV = 3000000, |
| 206 | .apply_uV = true, |
| 207 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 208 | | REGULATOR_MODE_STANDBY, |
| 209 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 210 | | REGULATOR_CHANGE_MODE |
| 211 | | REGULATOR_CHANGE_STATUS, |
| 212 | }, |
| 213 | }; |
| 214 | |
| 215 | static struct regulator_init_data sdp4430_vaux2 = { |
| 216 | .constraints = { |
| 217 | .min_uV = 1200000, |
| 218 | .max_uV = 2800000, |
| 219 | .apply_uV = true, |
| 220 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 221 | | REGULATOR_MODE_STANDBY, |
| 222 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 223 | | REGULATOR_CHANGE_MODE |
| 224 | | REGULATOR_CHANGE_STATUS, |
| 225 | }, |
| 226 | }; |
| 227 | |
| 228 | static struct regulator_init_data sdp4430_vaux3 = { |
| 229 | .constraints = { |
| 230 | .min_uV = 1000000, |
| 231 | .max_uV = 3000000, |
| 232 | .apply_uV = true, |
| 233 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 234 | | REGULATOR_MODE_STANDBY, |
| 235 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 236 | | REGULATOR_CHANGE_MODE |
| 237 | | REGULATOR_CHANGE_STATUS, |
| 238 | }, |
| 239 | }; |
| 240 | |
| 241 | /* VMMC1 for MMC1 card */ |
| 242 | static struct regulator_init_data sdp4430_vmmc = { |
| 243 | .constraints = { |
| 244 | .min_uV = 1200000, |
| 245 | .max_uV = 3000000, |
| 246 | .apply_uV = true, |
| 247 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 248 | | REGULATOR_MODE_STANDBY, |
| 249 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 250 | | REGULATOR_CHANGE_MODE |
| 251 | | REGULATOR_CHANGE_STATUS, |
| 252 | }, |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 253 | .num_consumer_supplies = 2, |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 254 | .consumer_supplies = sdp4430_vmmc_supply, |
| 255 | }; |
| 256 | |
| 257 | static struct regulator_init_data sdp4430_vpp = { |
| 258 | .constraints = { |
| 259 | .min_uV = 1800000, |
| 260 | .max_uV = 2500000, |
| 261 | .apply_uV = true, |
| 262 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 263 | | REGULATOR_MODE_STANDBY, |
| 264 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 265 | | REGULATOR_CHANGE_MODE |
| 266 | | REGULATOR_CHANGE_STATUS, |
| 267 | }, |
| 268 | }; |
| 269 | |
| 270 | static struct regulator_init_data sdp4430_vusim = { |
| 271 | .constraints = { |
| 272 | .min_uV = 1200000, |
| 273 | .max_uV = 2900000, |
| 274 | .apply_uV = true, |
| 275 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 276 | | REGULATOR_MODE_STANDBY, |
| 277 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 278 | | REGULATOR_CHANGE_MODE |
| 279 | | REGULATOR_CHANGE_STATUS, |
| 280 | }, |
| 281 | }; |
| 282 | |
| 283 | static struct regulator_init_data sdp4430_vana = { |
| 284 | .constraints = { |
| 285 | .min_uV = 2100000, |
| 286 | .max_uV = 2100000, |
| 287 | .apply_uV = true, |
| 288 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 289 | | REGULATOR_MODE_STANDBY, |
| 290 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 291 | | REGULATOR_CHANGE_STATUS, |
| 292 | }, |
| 293 | }; |
| 294 | |
| 295 | static struct regulator_init_data sdp4430_vcxio = { |
| 296 | .constraints = { |
| 297 | .min_uV = 1800000, |
| 298 | .max_uV = 1800000, |
| 299 | .apply_uV = true, |
| 300 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 301 | | REGULATOR_MODE_STANDBY, |
| 302 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 303 | | REGULATOR_CHANGE_STATUS, |
| 304 | }, |
| 305 | }; |
| 306 | |
| 307 | static struct regulator_init_data sdp4430_vdac = { |
| 308 | .constraints = { |
| 309 | .min_uV = 1800000, |
| 310 | .max_uV = 1800000, |
| 311 | .apply_uV = true, |
| 312 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 313 | | REGULATOR_MODE_STANDBY, |
| 314 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 315 | | REGULATOR_CHANGE_STATUS, |
| 316 | }, |
| 317 | }; |
| 318 | |
| 319 | static struct regulator_init_data sdp4430_vusb = { |
| 320 | .constraints = { |
| 321 | .min_uV = 3300000, |
| 322 | .max_uV = 3300000, |
| 323 | .apply_uV = true, |
| 324 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 325 | | REGULATOR_MODE_STANDBY, |
| 326 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 327 | | REGULATOR_CHANGE_STATUS, |
| 328 | }, |
| 329 | }; |
| 330 | |
| 331 | static struct twl4030_platform_data sdp4430_twldata = { |
| 332 | .irq_base = TWL6030_IRQ_BASE, |
| 333 | .irq_end = TWL6030_IRQ_END, |
| 334 | |
| 335 | /* Regulators */ |
| 336 | .vmmc = &sdp4430_vmmc, |
| 337 | .vpp = &sdp4430_vpp, |
| 338 | .vusim = &sdp4430_vusim, |
| 339 | .vana = &sdp4430_vana, |
| 340 | .vcxio = &sdp4430_vcxio, |
| 341 | .vdac = &sdp4430_vdac, |
| 342 | .vusb = &sdp4430_vusb, |
| 343 | .vaux1 = &sdp4430_vaux1, |
| 344 | .vaux2 = &sdp4430_vaux2, |
| 345 | .vaux3 = &sdp4430_vaux3, |
| 346 | }; |
| 347 | |
| 348 | static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = { |
| 349 | { |
| 350 | I2C_BOARD_INFO("twl6030", 0x48), |
| 351 | .flags = I2C_CLIENT_WAKE, |
| 352 | .irq = OMAP44XX_IRQ_SYS_1N, |
| 353 | .platform_data = &sdp4430_twldata, |
| 354 | }, |
| 355 | }; |
Santosh Shilimkar | baeb73e | 2010-05-12 08:27:29 +0000 | [diff] [blame] | 356 | static int __init omap4_i2c_init(void) |
| 357 | { |
| 358 | /* |
| 359 | * Phoenix Audio IC needs I2C1 to |
| 360 | * start with 400 KHz or less |
| 361 | */ |
Balaji T K | 6e30a7d | 2010-05-12 08:27:30 +0000 | [diff] [blame] | 362 | omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo, |
| 363 | ARRAY_SIZE(sdp4430_i2c_boardinfo)); |
Santosh Shilimkar | baeb73e | 2010-05-12 08:27:29 +0000 | [diff] [blame] | 364 | omap_register_i2c_bus(2, 400, NULL, 0); |
| 365 | omap_register_i2c_bus(3, 400, NULL, 0); |
| 366 | omap_register_i2c_bus(4, 400, NULL, 0); |
| 367 | return 0; |
| 368 | } |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 369 | static void __init omap_4430sdp_init(void) |
| 370 | { |
Abraham Arce | b2aa5e5 | 2010-05-14 12:05:26 -0700 | [diff] [blame] | 371 | int status; |
| 372 | |
Santosh Shilimkar | baeb73e | 2010-05-12 08:27:29 +0000 | [diff] [blame] | 373 | omap4_i2c_init(); |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 374 | platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 375 | omap_serial_init(); |
kishore kadiyala | 717c1fb | 2010-05-15 18:21:06 +0000 | [diff] [blame] | 376 | omap4_twl6030_hsmmc_init(mmc); |
Maulik Mankad | bce0668 | 2010-02-17 14:09:32 -0800 | [diff] [blame] | 377 | /* OMAP4 SDP uses internal transceiver so register nop transceiver */ |
| 378 | usb_nop_xceiv_register(); |
Santosh Shilimkar | ae46ec7 | 2010-02-16 19:29:20 +0530 | [diff] [blame] | 379 | /* FIXME: allow multi-omap to boot until musb is updated for omap4 */ |
| 380 | if (!cpu_is_omap44xx()) |
| 381 | usb_musb_init(&musb_board_data); |
Abraham Arce | b2aa5e5 | 2010-05-14 12:05:26 -0700 | [diff] [blame] | 382 | |
| 383 | status = omap_ethernet_init(); |
| 384 | if (status) { |
| 385 | pr_err("Ethernet initialization failed: %d\n", status); |
| 386 | } else { |
| 387 | sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ); |
| 388 | spi_register_board_info(sdp4430_spi_board_info, |
| 389 | ARRAY_SIZE(sdp4430_spi_board_info)); |
| 390 | } |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 391 | } |
| 392 | |
| 393 | static void __init omap_4430sdp_map_io(void) |
| 394 | { |
| 395 | omap2_set_globals_443x(); |
Tony Lindgren | 6fbd55d | 2010-02-12 12:26:47 -0800 | [diff] [blame] | 396 | omap44xx_map_common_io(); |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 397 | } |
| 398 | |
| 399 | MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") |
| 400 | /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */ |
| 401 | .phys_io = 0x48000000, |
Santosh Shilimkar | b4224b2 | 2009-10-19 17:25:55 -0700 | [diff] [blame] | 402 | .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 403 | .boot_params = 0x80000100, |
| 404 | .map_io = omap_4430sdp_map_io, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame^] | 405 | .reserve = omap_reserve, |
Santosh Shilimkar | 46ba0ab | 2009-05-28 14:16:05 -0700 | [diff] [blame] | 406 | .init_irq = omap_4430sdp_init_irq, |
| 407 | .init_machine = omap_4430sdp_init, |
| 408 | .timer = &omap_timer, |
| 409 | MACHINE_END |