Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-omap2/board-n8x0.c |
| 3 | * |
| 4 | * Copyright (C) 2005-2009 Nokia Corporation |
| 5 | * Author: Juha Yrjola <juha.yrjola@nokia.com> |
| 6 | * |
| 7 | * Modified from mach-omap2/board-generic.c |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License version 2 as |
| 11 | * published by the Free Software Foundation. |
| 12 | */ |
| 13 | |
| 14 | #include <linux/clk.h> |
| 15 | #include <linux/delay.h> |
| 16 | #include <linux/gpio.h> |
| 17 | #include <linux/init.h> |
| 18 | #include <linux/io.h> |
| 19 | #include <linux/stddef.h> |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 20 | #include <linux/i2c.h> |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 21 | #include <linux/spi/spi.h> |
| 22 | #include <linux/usb/musb.h> |
Jarkko Nikula | 366498d | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 23 | #include <sound/tlv320aic3x.h> |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 24 | |
| 25 | #include <asm/mach/arch.h> |
| 26 | #include <asm/mach-types.h> |
| 27 | |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 28 | #include <plat/board.h> |
| 29 | #include <plat/common.h> |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 30 | #include <plat/menelaus.h> |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 31 | #include <mach/irqs.h> |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 32 | #include <plat/mcspi.h> |
| 33 | #include <plat/onenand.h> |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 34 | #include <plat/mmc.h> |
Tony Lindgren | ce491cf | 2009-10-20 09:40:47 -0700 | [diff] [blame] | 35 | #include <plat/serial.h> |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 36 | |
Tony Lindgren | bd8f0fc | 2010-07-05 16:31:38 +0300 | [diff] [blame] | 37 | #include "mux.h" |
| 38 | |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 39 | static int slot1_cover_open; |
| 40 | static int slot2_cover_open; |
| 41 | static struct device *mmc_device; |
| 42 | |
Francisco Alecrim | 97b9ad1 | 2010-03-10 18:52:24 -0800 | [diff] [blame] | 43 | #define TUSB6010_ASYNC_CS 1 |
| 44 | #define TUSB6010_SYNC_CS 4 |
| 45 | #define TUSB6010_GPIO_INT 58 |
| 46 | #define TUSB6010_GPIO_ENABLE 0 |
| 47 | #define TUSB6010_DMACHAN 0x3f |
| 48 | |
Felipe Balbi | 7c92554 | 2010-12-01 14:23:48 +0200 | [diff] [blame] | 49 | #ifdef CONFIG_USB_MUSB_TUSB6010 |
Francisco Alecrim | 97b9ad1 | 2010-03-10 18:52:24 -0800 | [diff] [blame] | 50 | /* |
| 51 | * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and |
| 52 | * 1.5 V voltage regulators of PM companion chip. Companion chip will then |
| 53 | * provide then PGOOD signal to TUSB6010 which will release it from reset. |
| 54 | */ |
| 55 | static int tusb_set_power(int state) |
| 56 | { |
| 57 | int i, retval = 0; |
| 58 | |
| 59 | if (state) { |
| 60 | gpio_set_value(TUSB6010_GPIO_ENABLE, 1); |
| 61 | msleep(1); |
| 62 | |
| 63 | /* Wait until TUSB6010 pulls INT pin down */ |
| 64 | i = 100; |
| 65 | while (i && gpio_get_value(TUSB6010_GPIO_INT)) { |
| 66 | msleep(1); |
| 67 | i--; |
| 68 | } |
| 69 | |
| 70 | if (!i) { |
| 71 | printk(KERN_ERR "tusb: powerup failed\n"); |
| 72 | retval = -ENODEV; |
| 73 | } |
| 74 | } else { |
| 75 | gpio_set_value(TUSB6010_GPIO_ENABLE, 0); |
| 76 | msleep(10); |
| 77 | } |
| 78 | |
| 79 | return retval; |
| 80 | } |
| 81 | |
| 82 | static struct musb_hdrc_config musb_config = { |
| 83 | .multipoint = 1, |
| 84 | .dyn_fifo = 1, |
| 85 | .num_eps = 16, |
| 86 | .ram_bits = 12, |
| 87 | }; |
| 88 | |
| 89 | static struct musb_hdrc_platform_data tusb_data = { |
| 90 | #if defined(CONFIG_USB_MUSB_OTG) |
| 91 | .mode = MUSB_OTG, |
| 92 | #elif defined(CONFIG_USB_MUSB_PERIPHERAL) |
| 93 | .mode = MUSB_PERIPHERAL, |
| 94 | #else /* defined(CONFIG_USB_MUSB_HOST) */ |
| 95 | .mode = MUSB_HOST, |
| 96 | #endif |
| 97 | .set_power = tusb_set_power, |
| 98 | .min_power = 25, /* x2 = 50 mA drawn from VBUS as peripheral */ |
| 99 | .power = 100, /* Max 100 mA VBUS for host mode */ |
| 100 | .config = &musb_config, |
| 101 | }; |
| 102 | |
| 103 | static void __init n8x0_usb_init(void) |
| 104 | { |
| 105 | int ret = 0; |
| 106 | static char announce[] __initdata = KERN_INFO "TUSB 6010\n"; |
| 107 | |
| 108 | /* PM companion chip power control pin */ |
| 109 | ret = gpio_request(TUSB6010_GPIO_ENABLE, "TUSB6010 enable"); |
| 110 | if (ret != 0) { |
| 111 | printk(KERN_ERR "Could not get TUSB power GPIO%i\n", |
| 112 | TUSB6010_GPIO_ENABLE); |
| 113 | return; |
| 114 | } |
| 115 | gpio_direction_output(TUSB6010_GPIO_ENABLE, 0); |
| 116 | |
| 117 | tusb_set_power(0); |
| 118 | |
| 119 | ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2, |
| 120 | TUSB6010_ASYNC_CS, TUSB6010_SYNC_CS, |
| 121 | TUSB6010_GPIO_INT, TUSB6010_DMACHAN); |
| 122 | if (ret != 0) |
| 123 | goto err; |
| 124 | |
| 125 | printk(announce); |
| 126 | |
| 127 | return; |
| 128 | |
| 129 | err: |
| 130 | gpio_free(TUSB6010_GPIO_ENABLE); |
| 131 | } |
| 132 | #else |
| 133 | |
| 134 | static void __init n8x0_usb_init(void) {} |
| 135 | |
Felipe Balbi | 7c92554 | 2010-12-01 14:23:48 +0200 | [diff] [blame] | 136 | #endif /*CONFIG_USB_MUSB_TUSB6010 */ |
Francisco Alecrim | 97b9ad1 | 2010-03-10 18:52:24 -0800 | [diff] [blame] | 137 | |
| 138 | |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 139 | static struct omap2_mcspi_device_config p54spi_mcspi_config = { |
| 140 | .turbo_mode = 0, |
| 141 | .single_channel = 1, |
| 142 | }; |
| 143 | |
| 144 | static struct spi_board_info n800_spi_board_info[] __initdata = { |
| 145 | { |
| 146 | .modalias = "p54spi", |
| 147 | .bus_num = 2, |
| 148 | .chip_select = 0, |
| 149 | .max_speed_hz = 48000000, |
| 150 | .controller_data = &p54spi_mcspi_config, |
| 151 | }, |
| 152 | }; |
| 153 | |
| 154 | #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ |
| 155 | defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) |
| 156 | |
| 157 | static struct mtd_partition onenand_partitions[] = { |
| 158 | { |
| 159 | .name = "bootloader", |
| 160 | .offset = 0, |
| 161 | .size = 0x20000, |
| 162 | .mask_flags = MTD_WRITEABLE, /* Force read-only */ |
| 163 | }, |
| 164 | { |
| 165 | .name = "config", |
| 166 | .offset = MTDPART_OFS_APPEND, |
| 167 | .size = 0x60000, |
| 168 | }, |
| 169 | { |
| 170 | .name = "kernel", |
| 171 | .offset = MTDPART_OFS_APPEND, |
| 172 | .size = 0x200000, |
| 173 | }, |
| 174 | { |
| 175 | .name = "initfs", |
| 176 | .offset = MTDPART_OFS_APPEND, |
| 177 | .size = 0x400000, |
| 178 | }, |
| 179 | { |
| 180 | .name = "rootfs", |
| 181 | .offset = MTDPART_OFS_APPEND, |
| 182 | .size = MTDPART_SIZ_FULL, |
| 183 | }, |
| 184 | }; |
| 185 | |
Aaro Koskinen | a1a92e6 | 2010-12-02 15:51:23 +0000 | [diff] [blame] | 186 | static struct omap_onenand_platform_data board_onenand_data[] = { |
| 187 | { |
| 188 | .cs = 0, |
| 189 | .gpio_irq = 26, |
| 190 | .parts = onenand_partitions, |
| 191 | .nr_parts = ARRAY_SIZE(onenand_partitions), |
| 192 | .flags = ONENAND_SYNC_READ, |
| 193 | } |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 194 | }; |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 195 | #endif |
| 196 | |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 197 | #if defined(CONFIG_MENELAUS) && \ |
| 198 | (defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)) |
| 199 | |
| 200 | /* |
| 201 | * On both N800 and N810, only the first of the two MMC controllers is in use. |
| 202 | * The two MMC slots are multiplexed via Menelaus companion chip over I2C. |
| 203 | * On N800, both slots are powered via Menelaus. On N810, only one of the |
| 204 | * slots is powered via Menelaus. The N810 EMMC is powered via GPIO. |
| 205 | * |
| 206 | * VMMC slot 1 on both N800 and N810 |
| 207 | * VDCDC3_APE and VMCS2_APE slot 2 on N800 |
| 208 | * GPIO23 and GPIO9 slot 2 EMMC on N810 |
| 209 | * |
| 210 | */ |
| 211 | #define N8X0_SLOT_SWITCH_GPIO 96 |
| 212 | #define N810_EMMC_VSD_GPIO 23 |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 213 | #define N810_EMMC_VIO_GPIO 9 |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 214 | |
| 215 | static int n8x0_mmc_switch_slot(struct device *dev, int slot) |
| 216 | { |
| 217 | #ifdef CONFIG_MMC_DEBUG |
| 218 | dev_dbg(dev, "Choose slot %d\n", slot + 1); |
| 219 | #endif |
| 220 | gpio_set_value(N8X0_SLOT_SWITCH_GPIO, slot); |
| 221 | return 0; |
| 222 | } |
| 223 | |
| 224 | static int n8x0_mmc_set_power_menelaus(struct device *dev, int slot, |
| 225 | int power_on, int vdd) |
| 226 | { |
| 227 | int mV; |
| 228 | |
| 229 | #ifdef CONFIG_MMC_DEBUG |
| 230 | dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1, |
| 231 | power_on ? "on" : "off", vdd); |
| 232 | #endif |
| 233 | if (slot == 0) { |
| 234 | if (!power_on) |
| 235 | return menelaus_set_vmmc(0); |
| 236 | switch (1 << vdd) { |
| 237 | case MMC_VDD_33_34: |
| 238 | case MMC_VDD_32_33: |
| 239 | case MMC_VDD_31_32: |
| 240 | mV = 3100; |
| 241 | break; |
| 242 | case MMC_VDD_30_31: |
| 243 | mV = 3000; |
| 244 | break; |
| 245 | case MMC_VDD_28_29: |
| 246 | mV = 2800; |
| 247 | break; |
| 248 | case MMC_VDD_165_195: |
| 249 | mV = 1850; |
| 250 | break; |
| 251 | default: |
| 252 | BUG(); |
| 253 | } |
| 254 | return menelaus_set_vmmc(mV); |
| 255 | } else { |
| 256 | if (!power_on) |
| 257 | return menelaus_set_vdcdc(3, 0); |
| 258 | switch (1 << vdd) { |
| 259 | case MMC_VDD_33_34: |
| 260 | case MMC_VDD_32_33: |
| 261 | mV = 3300; |
| 262 | break; |
| 263 | case MMC_VDD_30_31: |
| 264 | case MMC_VDD_29_30: |
| 265 | mV = 3000; |
| 266 | break; |
| 267 | case MMC_VDD_28_29: |
| 268 | case MMC_VDD_27_28: |
| 269 | mV = 2800; |
| 270 | break; |
| 271 | case MMC_VDD_24_25: |
| 272 | case MMC_VDD_23_24: |
| 273 | mV = 2400; |
| 274 | break; |
| 275 | case MMC_VDD_22_23: |
| 276 | case MMC_VDD_21_22: |
| 277 | mV = 2200; |
| 278 | break; |
| 279 | case MMC_VDD_20_21: |
| 280 | mV = 2000; |
| 281 | break; |
| 282 | case MMC_VDD_165_195: |
| 283 | mV = 1800; |
| 284 | break; |
| 285 | default: |
| 286 | BUG(); |
| 287 | } |
| 288 | return menelaus_set_vdcdc(3, mV); |
| 289 | } |
| 290 | return 0; |
| 291 | } |
| 292 | |
| 293 | static void n810_set_power_emmc(struct device *dev, |
| 294 | int power_on) |
| 295 | { |
| 296 | dev_dbg(dev, "Set EMMC power %s\n", power_on ? "on" : "off"); |
| 297 | |
| 298 | if (power_on) { |
| 299 | gpio_set_value(N810_EMMC_VSD_GPIO, 1); |
| 300 | msleep(1); |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 301 | gpio_set_value(N810_EMMC_VIO_GPIO, 1); |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 302 | msleep(1); |
| 303 | } else { |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 304 | gpio_set_value(N810_EMMC_VIO_GPIO, 0); |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 305 | msleep(50); |
| 306 | gpio_set_value(N810_EMMC_VSD_GPIO, 0); |
| 307 | msleep(50); |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | static int n8x0_mmc_set_power(struct device *dev, int slot, int power_on, |
| 312 | int vdd) |
| 313 | { |
| 314 | if (machine_is_nokia_n800() || slot == 0) |
| 315 | return n8x0_mmc_set_power_menelaus(dev, slot, power_on, vdd); |
| 316 | |
| 317 | n810_set_power_emmc(dev, power_on); |
| 318 | |
| 319 | return 0; |
| 320 | } |
| 321 | |
| 322 | static int n8x0_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode) |
| 323 | { |
| 324 | int r; |
| 325 | |
| 326 | dev_dbg(dev, "Set slot %d bus mode %s\n", slot + 1, |
| 327 | bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull"); |
| 328 | BUG_ON(slot != 0 && slot != 1); |
| 329 | slot++; |
| 330 | switch (bus_mode) { |
| 331 | case MMC_BUSMODE_OPENDRAIN: |
| 332 | r = menelaus_set_mmc_opendrain(slot, 1); |
| 333 | break; |
| 334 | case MMC_BUSMODE_PUSHPULL: |
| 335 | r = menelaus_set_mmc_opendrain(slot, 0); |
| 336 | break; |
| 337 | default: |
| 338 | BUG(); |
| 339 | } |
| 340 | if (r != 0 && printk_ratelimit()) |
| 341 | dev_err(dev, "MMC: unable to set bus mode for slot %d\n", |
| 342 | slot); |
| 343 | return r; |
| 344 | } |
| 345 | |
| 346 | static int n8x0_mmc_get_cover_state(struct device *dev, int slot) |
| 347 | { |
| 348 | slot++; |
| 349 | BUG_ON(slot != 1 && slot != 2); |
| 350 | if (slot == 1) |
| 351 | return slot1_cover_open; |
| 352 | else |
| 353 | return slot2_cover_open; |
| 354 | } |
| 355 | |
| 356 | static void n8x0_mmc_callback(void *data, u8 card_mask) |
| 357 | { |
| 358 | int bit, *openp, index; |
| 359 | |
| 360 | if (machine_is_nokia_n800()) { |
| 361 | bit = 1 << 1; |
| 362 | openp = &slot2_cover_open; |
| 363 | index = 1; |
| 364 | } else { |
| 365 | bit = 1; |
| 366 | openp = &slot1_cover_open; |
| 367 | index = 0; |
| 368 | } |
| 369 | |
| 370 | if (card_mask & bit) |
| 371 | *openp = 1; |
| 372 | else |
| 373 | *openp = 0; |
| 374 | |
| 375 | omap_mmc_notify_cover_event(mmc_device, index, *openp); |
| 376 | } |
| 377 | |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 378 | static int n8x0_mmc_late_init(struct device *dev) |
| 379 | { |
| 380 | int r, bit, *openp; |
| 381 | int vs2sel; |
| 382 | |
| 383 | mmc_device = dev; |
| 384 | |
| 385 | r = menelaus_set_slot_sel(1); |
| 386 | if (r < 0) |
| 387 | return r; |
| 388 | |
| 389 | if (machine_is_nokia_n800()) |
| 390 | vs2sel = 0; |
| 391 | else |
| 392 | vs2sel = 2; |
| 393 | |
| 394 | r = menelaus_set_mmc_slot(2, 0, vs2sel, 1); |
| 395 | if (r < 0) |
| 396 | return r; |
| 397 | |
| 398 | n8x0_mmc_set_power(dev, 0, MMC_POWER_ON, 16); /* MMC_VDD_28_29 */ |
| 399 | n8x0_mmc_set_power(dev, 1, MMC_POWER_ON, 16); |
| 400 | |
| 401 | r = menelaus_set_mmc_slot(1, 1, 0, 1); |
| 402 | if (r < 0) |
| 403 | return r; |
| 404 | r = menelaus_set_mmc_slot(2, 1, vs2sel, 1); |
| 405 | if (r < 0) |
| 406 | return r; |
| 407 | |
| 408 | r = menelaus_get_slot_pin_states(); |
| 409 | if (r < 0) |
| 410 | return r; |
| 411 | |
| 412 | if (machine_is_nokia_n800()) { |
| 413 | bit = 1 << 1; |
| 414 | openp = &slot2_cover_open; |
| 415 | } else { |
| 416 | bit = 1; |
| 417 | openp = &slot1_cover_open; |
| 418 | slot2_cover_open = 0; |
| 419 | } |
| 420 | |
| 421 | /* All slot pin bits seem to be inversed until first switch change */ |
| 422 | if (r == 0xf || r == (0xf & ~bit)) |
| 423 | r = ~r; |
| 424 | |
| 425 | if (r & bit) |
| 426 | *openp = 1; |
| 427 | else |
| 428 | *openp = 0; |
| 429 | |
| 430 | r = menelaus_register_mmc_callback(n8x0_mmc_callback, NULL); |
| 431 | |
| 432 | return r; |
| 433 | } |
| 434 | |
| 435 | static void n8x0_mmc_shutdown(struct device *dev) |
| 436 | { |
| 437 | int vs2sel; |
| 438 | |
| 439 | if (machine_is_nokia_n800()) |
| 440 | vs2sel = 0; |
| 441 | else |
| 442 | vs2sel = 2; |
| 443 | |
| 444 | menelaus_set_mmc_slot(1, 0, 0, 0); |
| 445 | menelaus_set_mmc_slot(2, 0, vs2sel, 0); |
| 446 | } |
| 447 | |
| 448 | static void n8x0_mmc_cleanup(struct device *dev) |
| 449 | { |
| 450 | menelaus_unregister_mmc_callback(); |
| 451 | |
| 452 | gpio_free(N8X0_SLOT_SWITCH_GPIO); |
| 453 | |
| 454 | if (machine_is_nokia_n810()) { |
| 455 | gpio_free(N810_EMMC_VSD_GPIO); |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 456 | gpio_free(N810_EMMC_VIO_GPIO); |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 457 | } |
| 458 | } |
| 459 | |
| 460 | /* |
| 461 | * MMC controller1 has two slots that are multiplexed via I2C. |
| 462 | * MMC controller2 is not in use. |
| 463 | */ |
| 464 | static struct omap_mmc_platform_data mmc1_data = { |
| 465 | .nr_slots = 2, |
| 466 | .switch_slot = n8x0_mmc_switch_slot, |
| 467 | .init = n8x0_mmc_late_init, |
| 468 | .cleanup = n8x0_mmc_cleanup, |
| 469 | .shutdown = n8x0_mmc_shutdown, |
| 470 | .max_freq = 24000000, |
| 471 | .dma_mask = 0xffffffff, |
| 472 | .slots[0] = { |
| 473 | .wires = 4, |
| 474 | .set_power = n8x0_mmc_set_power, |
| 475 | .set_bus_mode = n8x0_mmc_set_bus_mode, |
| 476 | .get_cover_state = n8x0_mmc_get_cover_state, |
| 477 | .ocr_mask = MMC_VDD_165_195 | MMC_VDD_30_31 | |
| 478 | MMC_VDD_32_33 | MMC_VDD_33_34, |
| 479 | .name = "internal", |
| 480 | }, |
| 481 | .slots[1] = { |
| 482 | .set_power = n8x0_mmc_set_power, |
| 483 | .set_bus_mode = n8x0_mmc_set_bus_mode, |
| 484 | .get_cover_state = n8x0_mmc_get_cover_state, |
| 485 | .ocr_mask = MMC_VDD_165_195 | MMC_VDD_20_21 | |
| 486 | MMC_VDD_21_22 | MMC_VDD_22_23 | |
| 487 | MMC_VDD_23_24 | MMC_VDD_24_25 | |
| 488 | MMC_VDD_27_28 | MMC_VDD_28_29 | |
| 489 | MMC_VDD_29_30 | MMC_VDD_30_31 | |
| 490 | MMC_VDD_32_33 | MMC_VDD_33_34, |
| 491 | .name = "external", |
| 492 | }, |
| 493 | }; |
| 494 | |
| 495 | static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC]; |
| 496 | |
Manjunath Kondaiah G | 04aeae7 | 2010-10-08 09:58:35 -0700 | [diff] [blame] | 497 | static void __init n8x0_mmc_init(void) |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 498 | |
| 499 | { |
| 500 | int err; |
| 501 | |
| 502 | if (machine_is_nokia_n810()) { |
| 503 | mmc1_data.slots[0].name = "external"; |
| 504 | |
| 505 | /* |
| 506 | * Some Samsung Movinand chips do not like open-ended |
| 507 | * multi-block reads and fall to braind-dead state |
| 508 | * while doing so. Reducing the number of blocks in |
| 509 | * the transfer or delays in clock disable do not help |
| 510 | */ |
| 511 | mmc1_data.slots[1].name = "internal"; |
| 512 | mmc1_data.slots[1].ban_openended = 1; |
| 513 | } |
| 514 | |
| 515 | err = gpio_request(N8X0_SLOT_SWITCH_GPIO, "MMC slot switch"); |
| 516 | if (err) |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 517 | return; |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 518 | |
| 519 | gpio_direction_output(N8X0_SLOT_SWITCH_GPIO, 0); |
| 520 | |
| 521 | if (machine_is_nokia_n810()) { |
| 522 | err = gpio_request(N810_EMMC_VSD_GPIO, "MMC slot 2 Vddf"); |
| 523 | if (err) { |
| 524 | gpio_free(N8X0_SLOT_SWITCH_GPIO); |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 525 | return; |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 526 | } |
| 527 | gpio_direction_output(N810_EMMC_VSD_GPIO, 0); |
| 528 | |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 529 | err = gpio_request(N810_EMMC_VIO_GPIO, "MMC slot 2 Vdd"); |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 530 | if (err) { |
| 531 | gpio_free(N8X0_SLOT_SWITCH_GPIO); |
| 532 | gpio_free(N810_EMMC_VSD_GPIO); |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 533 | return; |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 534 | } |
Tony Lindgren | 1dea5c6 | 2010-04-21 15:27:24 -0700 | [diff] [blame] | 535 | gpio_direction_output(N810_EMMC_VIO_GPIO, 0); |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 536 | } |
| 537 | |
| 538 | mmc_data[0] = &mmc1_data; |
| 539 | omap2_init_mmc(mmc_data, OMAP24XX_NR_MMC); |
| 540 | } |
| 541 | #else |
| 542 | |
| 543 | void __init n8x0_mmc_init(void) |
| 544 | { |
| 545 | } |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 546 | #endif /* CONFIG_MMC_OMAP */ |
| 547 | |
| 548 | #ifdef CONFIG_MENELAUS |
| 549 | |
| 550 | static int n8x0_auto_sleep_regulators(void) |
| 551 | { |
| 552 | u32 val; |
| 553 | int ret; |
| 554 | |
| 555 | val = EN_VPLL_SLEEP | EN_VMMC_SLEEP \ |
| 556 | | EN_VAUX_SLEEP | EN_VIO_SLEEP \ |
| 557 | | EN_VMEM_SLEEP | EN_DC3_SLEEP \ |
| 558 | | EN_VC_SLEEP | EN_DC2_SLEEP; |
| 559 | |
| 560 | ret = menelaus_set_regulator_sleep(1, val); |
| 561 | if (ret < 0) { |
| 562 | printk(KERN_ERR "Could not set regulators to sleep on " |
| 563 | "menelaus: %u\n", ret); |
| 564 | return ret; |
| 565 | } |
| 566 | return 0; |
| 567 | } |
| 568 | |
| 569 | static int n8x0_auto_voltage_scale(void) |
| 570 | { |
| 571 | int ret; |
| 572 | |
| 573 | ret = menelaus_set_vcore_hw(1400, 1050); |
| 574 | if (ret < 0) { |
| 575 | printk(KERN_ERR "Could not set VCORE voltage on " |
| 576 | "menelaus: %u\n", ret); |
| 577 | return ret; |
| 578 | } |
| 579 | return 0; |
| 580 | } |
| 581 | |
| 582 | static int n8x0_menelaus_late_init(struct device *dev) |
| 583 | { |
| 584 | int ret; |
| 585 | |
| 586 | ret = n8x0_auto_voltage_scale(); |
| 587 | if (ret < 0) |
| 588 | return ret; |
| 589 | ret = n8x0_auto_sleep_regulators(); |
| 590 | if (ret < 0) |
| 591 | return ret; |
| 592 | return 0; |
| 593 | } |
| 594 | |
Jarkko Nikula | a7f97d2 | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 595 | #else |
| 596 | static int n8x0_menelaus_late_init(struct device *dev) |
| 597 | { |
| 598 | return 0; |
| 599 | } |
| 600 | #endif |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 601 | |
Jarkko Nikula | a7f97d2 | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 602 | static struct menelaus_platform_data n8x0_menelaus_platform_data __initdata = { |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 603 | .late_init = n8x0_menelaus_late_init, |
| 604 | }; |
| 605 | |
Jarkko Nikula | a7f97d2 | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 606 | static struct i2c_board_info __initdata n8x0_i2c_board_info_1[] __initdata = { |
| 607 | { |
| 608 | I2C_BOARD_INFO("menelaus", 0x72), |
| 609 | .irq = INT_24XX_SYS_NIRQ, |
| 610 | .platform_data = &n8x0_menelaus_platform_data, |
| 611 | }, |
| 612 | }; |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 613 | |
Jarkko Nikula | 366498d | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 614 | static struct aic3x_pdata n810_aic33_data __initdata = { |
| 615 | .gpio_reset = 118, |
| 616 | }; |
| 617 | |
| 618 | static struct i2c_board_info n810_i2c_board_info_2[] __initdata = { |
| 619 | { |
| 620 | I2C_BOARD_INFO("tlv320aic3x", 0x18), |
| 621 | .platform_data = &n810_aic33_data, |
| 622 | }, |
| 623 | }; |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 624 | |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 625 | static void __init n8x0_map_io(void) |
| 626 | { |
| 627 | omap2_set_globals_242x(); |
Tony Lindgren | 6fbd55d | 2010-02-12 12:26:47 -0800 | [diff] [blame] | 628 | omap242x_map_common_io(); |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 629 | } |
| 630 | |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 631 | static void __init n8x0_init_early(void) |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 632 | { |
Paul Walmsley | 4805734 | 2010-12-21 15:25:10 -0700 | [diff] [blame] | 633 | omap2_init_common_infrastructure(); |
| 634 | omap2_init_common_devices(NULL, NULL); |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 635 | } |
| 636 | |
Tony Lindgren | bd8f0fc | 2010-07-05 16:31:38 +0300 | [diff] [blame] | 637 | #ifdef CONFIG_OMAP_MUX |
| 638 | static struct omap_board_mux board_mux[] __initdata = { |
Jarkko Nikula | 04be1e9 | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 639 | /* I2S codec port pins for McBSP block */ |
| 640 | OMAP2420_MUX(EAC_AC_SCLK, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 641 | OMAP2420_MUX(EAC_AC_FS, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 642 | OMAP2420_MUX(EAC_AC_DIN, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), |
| 643 | OMAP2420_MUX(EAC_AC_DOUT, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), |
Tony Lindgren | bd8f0fc | 2010-07-05 16:31:38 +0300 | [diff] [blame] | 644 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
| 645 | }; |
Tony Lindgren | 0b50c69 | 2010-12-22 18:42:36 -0800 | [diff] [blame] | 646 | |
| 647 | static struct omap_device_pad serial2_pads[] __initdata = { |
| 648 | { |
| 649 | .name = "uart3_rx_irrx.uart3_rx_irrx", |
| 650 | .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| 651 | .enable = OMAP_MUX_MODE0, |
| 652 | .idle = OMAP_MUX_MODE3 /* Mux as GPIO for idle */ |
| 653 | }, |
| 654 | }; |
| 655 | |
| 656 | static inline void board_serial_init(void) |
| 657 | { |
| 658 | struct omap_board_data bdata; |
| 659 | |
| 660 | bdata.flags = 0; |
| 661 | bdata.pads = NULL; |
| 662 | bdata.pads_cnt = 0; |
| 663 | |
| 664 | bdata.id = 0; |
| 665 | omap_serial_init_port(&bdata); |
| 666 | |
| 667 | bdata.id = 1; |
| 668 | omap_serial_init_port(&bdata); |
| 669 | |
| 670 | bdata.id = 2; |
| 671 | bdata.pads = serial2_pads; |
| 672 | bdata.pads_cnt = ARRAY_SIZE(serial2_pads); |
| 673 | omap_serial_init_port(&bdata); |
| 674 | } |
| 675 | |
| 676 | #else |
| 677 | |
| 678 | static inline void board_serial_init(void) |
| 679 | { |
| 680 | omap_serial_init(); |
| 681 | } |
| 682 | |
Tony Lindgren | bd8f0fc | 2010-07-05 16:31:38 +0300 | [diff] [blame] | 683 | #endif |
| 684 | |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 685 | static void __init n8x0_init_machine(void) |
| 686 | { |
Tony Lindgren | bd8f0fc | 2010-07-05 16:31:38 +0300 | [diff] [blame] | 687 | omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC); |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 688 | /* FIXME: add n810 spi devices */ |
| 689 | spi_register_board_info(n800_spi_board_info, |
| 690 | ARRAY_SIZE(n800_spi_board_info)); |
Jarkko Nikula | a7f97d2 | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 691 | omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1, |
| 692 | ARRAY_SIZE(n8x0_i2c_board_info_1)); |
Jarkko Nikula | 366498d | 2010-08-20 09:36:28 +0300 | [diff] [blame] | 693 | omap_register_i2c_bus(2, 400, NULL, 0); |
| 694 | if (machine_is_nokia_n810()) |
| 695 | i2c_register_board_info(2, n810_i2c_board_info_2, |
| 696 | ARRAY_SIZE(n810_i2c_board_info_2)); |
Tony Lindgren | 0b50c69 | 2010-12-22 18:42:36 -0800 | [diff] [blame] | 697 | board_serial_init(); |
Aaro Koskinen | a1a92e6 | 2010-12-02 15:51:23 +0000 | [diff] [blame] | 698 | gpmc_onenand_init(board_onenand_data); |
Tony Lindgren | 9418c65 | 2010-02-26 15:31:12 -0800 | [diff] [blame] | 699 | n8x0_mmc_init(); |
Francisco Alecrim | 97b9ad1 | 2010-03-10 18:52:24 -0800 | [diff] [blame] | 700 | n8x0_usb_init(); |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 701 | } |
| 702 | |
| 703 | MACHINE_START(NOKIA_N800, "Nokia N800") |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 704 | .boot_params = 0x80000100, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 705 | .reserve = omap_reserve, |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 706 | .map_io = n8x0_map_io, |
| 707 | .init_early = n8x0_init_early, |
| 708 | .init_irq = omap_init_irq, |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 709 | .init_machine = n8x0_init_machine, |
| 710 | .timer = &omap_timer, |
| 711 | MACHINE_END |
| 712 | |
| 713 | MACHINE_START(NOKIA_N810, "Nokia N810") |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 714 | .boot_params = 0x80000100, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 715 | .reserve = omap_reserve, |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 716 | .map_io = n8x0_map_io, |
| 717 | .init_early = n8x0_init_early, |
| 718 | .init_irq = omap_init_irq, |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 719 | .init_machine = n8x0_init_machine, |
| 720 | .timer = &omap_timer, |
| 721 | MACHINE_END |
| 722 | |
| 723 | MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 724 | .boot_params = 0x80000100, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 725 | .reserve = omap_reserve, |
Russell King - ARM Linux | 3dc3bad | 2011-02-14 15:40:20 -0800 | [diff] [blame] | 726 | .map_io = n8x0_map_io, |
| 727 | .init_early = n8x0_init_early, |
| 728 | .init_irq = omap_init_irq, |
Kalle Valo | 6313881 | 2009-08-28 10:51:38 -0700 | [diff] [blame] | 729 | .init_machine = n8x0_init_machine, |
| 730 | .timer = &omap_timer, |
| 731 | MACHINE_END |