Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/mach-pxa/raumfeld.c |
| 3 | * |
| 4 | * Support for the following Raumfeld devices: |
| 5 | * |
| 6 | * * Controller |
| 7 | * * Connector |
| 8 | * * Speaker S/M |
| 9 | * |
| 10 | * See http://www.raumfeld.com for details. |
| 11 | * |
| 12 | * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de> |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License version 2 as |
| 16 | * published by the Free Software Foundation. |
| 17 | */ |
| 18 | |
| 19 | #include <linux/init.h> |
| 20 | #include <linux/kernel.h> |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 21 | #include <linux/platform_device.h> |
| 22 | #include <linux/interrupt.h> |
| 23 | #include <linux/gpio.h> |
| 24 | #include <linux/smsc911x.h> |
| 25 | #include <linux/input.h> |
| 26 | #include <linux/rotary_encoder.h> |
| 27 | #include <linux/gpio_keys.h> |
| 28 | #include <linux/input/eeti_ts.h> |
| 29 | #include <linux/leds.h> |
| 30 | #include <linux/w1-gpio.h> |
| 31 | #include <linux/sched.h> |
| 32 | #include <linux/pwm_backlight.h> |
| 33 | #include <linux/i2c.h> |
Sebastian Andrzej Siewior | b459396 | 2011-02-23 12:38:16 +0100 | [diff] [blame] | 34 | #include <linux/i2c/pxa-i2c.h> |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 35 | #include <linux/spi/spi.h> |
| 36 | #include <linux/spi/spi_gpio.h> |
| 37 | #include <linux/lis3lv02d.h> |
| 38 | #include <linux/pda_power.h> |
| 39 | #include <linux/power_supply.h> |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 40 | #include <linux/regulator/max8660.h> |
| 41 | #include <linux/regulator/machine.h> |
| 42 | #include <linux/regulator/fixed.h> |
| 43 | #include <linux/regulator/consumer.h> |
| 44 | #include <linux/delay.h> |
| 45 | |
Olof Johansson | 86dfe44 | 2012-03-29 23:22:44 -0700 | [diff] [blame] | 46 | #include <asm/system_info.h> |
| 47 | |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 48 | #include <asm/mach-types.h> |
| 49 | #include <asm/mach/arch.h> |
| 50 | |
Eric Miao | ca0e687 | 2011-05-18 21:19:04 +0800 | [diff] [blame] | 51 | #include <mach/pxa300.h> |
Arnd Bergmann | 293b2da | 2012-08-24 15:16:48 +0200 | [diff] [blame] | 52 | #include <linux/platform_data/usb-ohci-pxa27x.h> |
| 53 | #include <linux/platform_data/video-pxafb.h> |
| 54 | #include <linux/platform_data/mmc-pxamci.h> |
| 55 | #include <linux/platform_data/mtd-nand-pxa3xx.h> |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 56 | |
| 57 | #include "generic.h" |
| 58 | #include "devices.h" |
| 59 | #include "clock.h" |
| 60 | |
| 61 | /* common GPIO definitions */ |
| 62 | |
| 63 | /* inputs */ |
| 64 | #define GPIO_ON_OFF (14) |
| 65 | #define GPIO_VOLENC_A (19) |
| 66 | #define GPIO_VOLENC_B (20) |
| 67 | #define GPIO_CHARGE_DONE (23) |
| 68 | #define GPIO_CHARGE_IND (27) |
| 69 | #define GPIO_TOUCH_IRQ (32) |
| 70 | #define GPIO_ETH_IRQ (40) |
| 71 | #define GPIO_SPI_MISO (98) |
| 72 | #define GPIO_ACCEL_IRQ (104) |
| 73 | #define GPIO_RESCUE_BOOT (115) |
| 74 | #define GPIO_DOCK_DETECT (116) |
| 75 | #define GPIO_KEY1 (117) |
| 76 | #define GPIO_KEY2 (118) |
| 77 | #define GPIO_KEY3 (119) |
| 78 | #define GPIO_CHARGE_USB_OK (112) |
| 79 | #define GPIO_CHARGE_DC_OK (101) |
| 80 | #define GPIO_CHARGE_USB_SUSP (102) |
| 81 | |
| 82 | /* outputs */ |
| 83 | #define GPIO_SHUTDOWN_SUPPLY (16) |
| 84 | #define GPIO_SHUTDOWN_BATT (18) |
| 85 | #define GPIO_CHRG_PEN2 (31) |
| 86 | #define GPIO_TFT_VA_EN (33) |
| 87 | #define GPIO_SPDIF_CS (34) |
| 88 | #define GPIO_LED2 (35) |
| 89 | #define GPIO_LED1 (36) |
| 90 | #define GPIO_SPDIF_RESET (38) |
| 91 | #define GPIO_SPI_CLK (95) |
| 92 | #define GPIO_MCLK_DAC_CS (96) |
| 93 | #define GPIO_SPI_MOSI (97) |
| 94 | #define GPIO_W1_PULLUP_ENABLE (105) |
| 95 | #define GPIO_DISPLAY_ENABLE (106) |
| 96 | #define GPIO_MCLK_RESET (111) |
| 97 | #define GPIO_W2W_RESET (113) |
| 98 | #define GPIO_W2W_PDN (114) |
| 99 | #define GPIO_CODEC_RESET (120) |
| 100 | #define GPIO_AUDIO_VA_ENABLE (124) |
| 101 | #define GPIO_ACCEL_CS (125) |
| 102 | #define GPIO_ONE_WIRE (126) |
| 103 | |
| 104 | /* |
| 105 | * GPIO configurations |
| 106 | */ |
| 107 | static mfp_cfg_t raumfeld_controller_pin_config[] __initdata = { |
| 108 | /* UART1 */ |
| 109 | GPIO77_UART1_RXD, |
| 110 | GPIO78_UART1_TXD, |
| 111 | GPIO79_UART1_CTS, |
| 112 | GPIO81_UART1_DSR, |
| 113 | GPIO83_UART1_DTR, |
| 114 | GPIO84_UART1_RTS, |
| 115 | |
| 116 | /* UART3 */ |
| 117 | GPIO110_UART3_RXD, |
| 118 | |
| 119 | /* USB Host */ |
| 120 | GPIO0_2_USBH_PEN, |
| 121 | GPIO1_2_USBH_PWR, |
| 122 | |
| 123 | /* I2C */ |
| 124 | GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 125 | GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 126 | |
| 127 | /* SPI */ |
| 128 | GPIO34_GPIO, /* SPDIF_CS */ |
| 129 | GPIO96_GPIO, /* MCLK_CS */ |
| 130 | GPIO125_GPIO, /* ACCEL_CS */ |
| 131 | |
| 132 | /* MMC */ |
| 133 | GPIO3_MMC1_DAT0, |
| 134 | GPIO4_MMC1_DAT1, |
| 135 | GPIO5_MMC1_DAT2, |
| 136 | GPIO6_MMC1_DAT3, |
| 137 | GPIO7_MMC1_CLK, |
| 138 | GPIO8_MMC1_CMD, |
| 139 | |
| 140 | /* One-wire */ |
| 141 | GPIO126_GPIO | MFP_LPM_FLOAT, |
| 142 | GPIO105_GPIO | MFP_PULL_LOW | MFP_LPM_PULL_LOW, |
| 143 | |
| 144 | /* CHRG_USB_OK */ |
| 145 | GPIO101_GPIO | MFP_PULL_HIGH, |
| 146 | /* CHRG_USB_OK */ |
| 147 | GPIO112_GPIO | MFP_PULL_HIGH, |
| 148 | /* CHRG_USB_SUSP */ |
| 149 | GPIO102_GPIO, |
| 150 | /* DISPLAY_ENABLE */ |
| 151 | GPIO106_GPIO, |
| 152 | /* DOCK_DETECT */ |
| 153 | GPIO116_GPIO | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 154 | |
| 155 | /* LCD */ |
| 156 | GPIO54_LCD_LDD_0, |
| 157 | GPIO55_LCD_LDD_1, |
| 158 | GPIO56_LCD_LDD_2, |
| 159 | GPIO57_LCD_LDD_3, |
| 160 | GPIO58_LCD_LDD_4, |
| 161 | GPIO59_LCD_LDD_5, |
| 162 | GPIO60_LCD_LDD_6, |
| 163 | GPIO61_LCD_LDD_7, |
| 164 | GPIO62_LCD_LDD_8, |
| 165 | GPIO63_LCD_LDD_9, |
| 166 | GPIO64_LCD_LDD_10, |
| 167 | GPIO65_LCD_LDD_11, |
| 168 | GPIO66_LCD_LDD_12, |
| 169 | GPIO67_LCD_LDD_13, |
| 170 | GPIO68_LCD_LDD_14, |
| 171 | GPIO69_LCD_LDD_15, |
| 172 | GPIO70_LCD_LDD_16, |
| 173 | GPIO71_LCD_LDD_17, |
| 174 | GPIO72_LCD_FCLK, |
| 175 | GPIO73_LCD_LCLK, |
| 176 | GPIO74_LCD_PCLK, |
| 177 | GPIO75_LCD_BIAS, |
| 178 | }; |
| 179 | |
| 180 | static mfp_cfg_t raumfeld_connector_pin_config[] __initdata = { |
| 181 | /* UART1 */ |
| 182 | GPIO77_UART1_RXD, |
| 183 | GPIO78_UART1_TXD, |
| 184 | GPIO79_UART1_CTS, |
| 185 | GPIO81_UART1_DSR, |
| 186 | GPIO83_UART1_DTR, |
| 187 | GPIO84_UART1_RTS, |
| 188 | |
| 189 | /* UART3 */ |
| 190 | GPIO110_UART3_RXD, |
| 191 | |
| 192 | /* USB Host */ |
| 193 | GPIO0_2_USBH_PEN, |
| 194 | GPIO1_2_USBH_PWR, |
| 195 | |
| 196 | /* I2C */ |
| 197 | GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 198 | GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 199 | |
| 200 | /* SPI */ |
| 201 | GPIO34_GPIO, /* SPDIF_CS */ |
| 202 | GPIO96_GPIO, /* MCLK_CS */ |
| 203 | GPIO125_GPIO, /* ACCEL_CS */ |
| 204 | |
| 205 | /* MMC */ |
| 206 | GPIO3_MMC1_DAT0, |
| 207 | GPIO4_MMC1_DAT1, |
| 208 | GPIO5_MMC1_DAT2, |
| 209 | GPIO6_MMC1_DAT3, |
| 210 | GPIO7_MMC1_CLK, |
| 211 | GPIO8_MMC1_CMD, |
| 212 | |
| 213 | /* Ethernet */ |
| 214 | GPIO1_nCS2, /* CS */ |
| 215 | GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */ |
| 216 | |
| 217 | /* SSP for I2S */ |
| 218 | GPIO85_SSP1_SCLK, |
| 219 | GPIO89_SSP1_EXTCLK, |
| 220 | GPIO86_SSP1_FRM, |
| 221 | GPIO87_SSP1_TXD, |
| 222 | GPIO88_SSP1_RXD, |
| 223 | GPIO90_SSP1_SYSCLK, |
| 224 | |
| 225 | /* SSP2 for S/PDIF */ |
| 226 | GPIO25_SSP2_SCLK, |
| 227 | GPIO26_SSP2_FRM, |
| 228 | GPIO27_SSP2_TXD, |
| 229 | GPIO29_SSP2_EXTCLK, |
Daniel Mack | 31436bb | 2010-02-24 18:50:16 +0100 | [diff] [blame] | 230 | |
| 231 | /* LEDs */ |
| 232 | GPIO35_GPIO | MFP_LPM_PULL_LOW, |
| 233 | GPIO36_GPIO | MFP_LPM_DRIVE_HIGH, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 234 | }; |
| 235 | |
| 236 | static mfp_cfg_t raumfeld_speaker_pin_config[] __initdata = { |
| 237 | /* UART1 */ |
| 238 | GPIO77_UART1_RXD, |
| 239 | GPIO78_UART1_TXD, |
| 240 | GPIO79_UART1_CTS, |
| 241 | GPIO81_UART1_DSR, |
| 242 | GPIO83_UART1_DTR, |
| 243 | GPIO84_UART1_RTS, |
| 244 | |
| 245 | /* UART3 */ |
| 246 | GPIO110_UART3_RXD, |
| 247 | |
| 248 | /* USB Host */ |
| 249 | GPIO0_2_USBH_PEN, |
| 250 | GPIO1_2_USBH_PWR, |
| 251 | |
| 252 | /* I2C */ |
| 253 | GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 254 | GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT, |
| 255 | |
| 256 | /* SPI */ |
| 257 | GPIO34_GPIO, /* SPDIF_CS */ |
| 258 | GPIO96_GPIO, /* MCLK_CS */ |
| 259 | GPIO125_GPIO, /* ACCEL_CS */ |
| 260 | |
| 261 | /* MMC */ |
| 262 | GPIO3_MMC1_DAT0, |
| 263 | GPIO4_MMC1_DAT1, |
| 264 | GPIO5_MMC1_DAT2, |
| 265 | GPIO6_MMC1_DAT3, |
| 266 | GPIO7_MMC1_CLK, |
| 267 | GPIO8_MMC1_CMD, |
| 268 | |
| 269 | /* Ethernet */ |
| 270 | GPIO1_nCS2, /* CS */ |
| 271 | GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */ |
| 272 | |
| 273 | /* SSP for I2S */ |
| 274 | GPIO85_SSP1_SCLK, |
| 275 | GPIO89_SSP1_EXTCLK, |
| 276 | GPIO86_SSP1_FRM, |
| 277 | GPIO87_SSP1_TXD, |
| 278 | GPIO88_SSP1_RXD, |
| 279 | GPIO90_SSP1_SYSCLK, |
Daniel Mack | 31436bb | 2010-02-24 18:50:16 +0100 | [diff] [blame] | 280 | |
| 281 | /* LEDs */ |
| 282 | GPIO35_GPIO | MFP_LPM_PULL_LOW, |
| 283 | GPIO36_GPIO | MFP_LPM_DRIVE_HIGH, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 284 | }; |
| 285 | |
| 286 | /* |
| 287 | * SMSC LAN9220 Ethernet |
| 288 | */ |
| 289 | |
| 290 | static struct resource smc91x_resources[] = { |
| 291 | { |
| 292 | .start = PXA3xx_CS2_PHYS, |
| 293 | .end = PXA3xx_CS2_PHYS + 0xfffff, |
| 294 | .flags = IORESOURCE_MEM, |
| 295 | }, |
| 296 | { |
Haojian Zhuang | 4929f5a | 2011-10-10 16:03:51 +0800 | [diff] [blame] | 297 | .start = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ), |
| 298 | .end = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ), |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 299 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING, |
| 300 | } |
| 301 | }; |
| 302 | |
| 303 | static struct smsc911x_platform_config raumfeld_smsc911x_config = { |
| 304 | .phy_interface = PHY_INTERFACE_MODE_MII, |
| 305 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
| 306 | .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, |
| 307 | .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, |
| 308 | }; |
| 309 | |
| 310 | static struct platform_device smc91x_device = { |
| 311 | .name = "smsc911x", |
| 312 | .id = -1, |
| 313 | .num_resources = ARRAY_SIZE(smc91x_resources), |
| 314 | .resource = smc91x_resources, |
| 315 | .dev = { |
| 316 | .platform_data = &raumfeld_smsc911x_config, |
| 317 | } |
| 318 | }; |
| 319 | |
| 320 | /** |
| 321 | * NAND |
| 322 | */ |
| 323 | |
| 324 | static struct mtd_partition raumfeld_nand_partitions[] = { |
| 325 | { |
| 326 | .name = "Bootloader", |
| 327 | .offset = 0, |
| 328 | .size = 0xa0000, |
| 329 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 330 | }, |
| 331 | { |
| 332 | .name = "BootloaderEnvironment", |
| 333 | .offset = 0xa0000, |
| 334 | .size = 0x20000, |
| 335 | }, |
| 336 | { |
| 337 | .name = "BootloaderSplashScreen", |
| 338 | .offset = 0xc0000, |
| 339 | .size = 0x60000, |
| 340 | }, |
| 341 | { |
| 342 | .name = "UBI", |
| 343 | .offset = 0x120000, |
| 344 | .size = MTDPART_SIZ_FULL, |
| 345 | }, |
| 346 | }; |
| 347 | |
| 348 | static struct pxa3xx_nand_platform_data raumfeld_nand_info = { |
| 349 | .enable_arbiter = 1, |
| 350 | .keep_config = 1, |
Lei Wen | f3c8cfc | 2011-07-14 20:44:33 -0700 | [diff] [blame] | 351 | .num_cs = 1, |
| 352 | .parts[0] = raumfeld_nand_partitions, |
| 353 | .nr_parts[0] = ARRAY_SIZE(raumfeld_nand_partitions), |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 354 | }; |
| 355 | |
| 356 | /** |
| 357 | * USB (OHCI) support |
| 358 | */ |
| 359 | |
| 360 | static struct pxaohci_platform_data raumfeld_ohci_info = { |
| 361 | .port_mode = PMM_GLOBAL_MODE, |
| 362 | .flags = ENABLE_PORT1, |
| 363 | }; |
| 364 | |
| 365 | /** |
| 366 | * Rotary encoder input device |
| 367 | */ |
| 368 | |
| 369 | static struct rotary_encoder_platform_data raumfeld_rotary_encoder_info = { |
| 370 | .steps = 24, |
| 371 | .axis = REL_X, |
| 372 | .relative_axis = 1, |
| 373 | .gpio_a = GPIO_VOLENC_A, |
| 374 | .gpio_b = GPIO_VOLENC_B, |
| 375 | .inverted_a = 1, |
| 376 | .inverted_b = 0, |
| 377 | }; |
| 378 | |
| 379 | static struct platform_device rotary_encoder_device = { |
| 380 | .name = "rotary-encoder", |
| 381 | .id = 0, |
| 382 | .dev = { |
| 383 | .platform_data = &raumfeld_rotary_encoder_info, |
| 384 | } |
| 385 | }; |
| 386 | |
| 387 | /** |
| 388 | * GPIO buttons |
| 389 | */ |
| 390 | |
| 391 | static struct gpio_keys_button gpio_keys_button[] = { |
| 392 | { |
| 393 | .code = KEY_F1, |
| 394 | .type = EV_KEY, |
| 395 | .gpio = GPIO_KEY1, |
| 396 | .active_low = 1, |
| 397 | .wakeup = 0, |
| 398 | .debounce_interval = 5, /* ms */ |
| 399 | .desc = "Button 1", |
| 400 | }, |
| 401 | { |
| 402 | .code = KEY_F2, |
| 403 | .type = EV_KEY, |
| 404 | .gpio = GPIO_KEY2, |
| 405 | .active_low = 1, |
| 406 | .wakeup = 0, |
| 407 | .debounce_interval = 5, /* ms */ |
| 408 | .desc = "Button 2", |
| 409 | }, |
| 410 | { |
| 411 | .code = KEY_F3, |
| 412 | .type = EV_KEY, |
| 413 | .gpio = GPIO_KEY3, |
| 414 | .active_low = 1, |
| 415 | .wakeup = 0, |
| 416 | .debounce_interval = 5, /* ms */ |
| 417 | .desc = "Button 3", |
| 418 | }, |
| 419 | { |
| 420 | .code = KEY_F4, |
| 421 | .type = EV_KEY, |
| 422 | .gpio = GPIO_RESCUE_BOOT, |
| 423 | .active_low = 0, |
| 424 | .wakeup = 0, |
| 425 | .debounce_interval = 5, /* ms */ |
| 426 | .desc = "rescue boot button", |
| 427 | }, |
| 428 | { |
| 429 | .code = KEY_F5, |
| 430 | .type = EV_KEY, |
| 431 | .gpio = GPIO_DOCK_DETECT, |
| 432 | .active_low = 1, |
| 433 | .wakeup = 0, |
| 434 | .debounce_interval = 5, /* ms */ |
| 435 | .desc = "dock detect", |
| 436 | }, |
| 437 | { |
| 438 | .code = KEY_F6, |
| 439 | .type = EV_KEY, |
| 440 | .gpio = GPIO_ON_OFF, |
| 441 | .active_low = 0, |
| 442 | .wakeup = 0, |
| 443 | .debounce_interval = 5, /* ms */ |
Daniel Mack | fe3ebaa | 2010-03-18 19:37:29 +0100 | [diff] [blame] | 444 | .desc = "on_off button", |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 445 | }, |
| 446 | }; |
| 447 | |
| 448 | static struct gpio_keys_platform_data gpio_keys_platform_data = { |
| 449 | .buttons = gpio_keys_button, |
| 450 | .nbuttons = ARRAY_SIZE(gpio_keys_button), |
| 451 | .rep = 0, |
| 452 | }; |
| 453 | |
| 454 | static struct platform_device raumfeld_gpio_keys_device = { |
| 455 | .name = "gpio-keys", |
| 456 | .id = -1, |
| 457 | .dev = { |
| 458 | .platform_data = &gpio_keys_platform_data, |
| 459 | } |
| 460 | }; |
| 461 | |
| 462 | /** |
| 463 | * GPIO LEDs |
| 464 | */ |
| 465 | |
| 466 | static struct gpio_led raumfeld_leds[] = { |
| 467 | { |
| 468 | .name = "raumfeld:1", |
| 469 | .gpio = GPIO_LED1, |
| 470 | .active_low = 1, |
| 471 | .default_state = LEDS_GPIO_DEFSTATE_ON, |
| 472 | }, |
| 473 | { |
| 474 | .name = "raumfeld:2", |
| 475 | .gpio = GPIO_LED2, |
| 476 | .active_low = 0, |
| 477 | .default_state = LEDS_GPIO_DEFSTATE_OFF, |
| 478 | } |
| 479 | }; |
| 480 | |
| 481 | static struct gpio_led_platform_data raumfeld_led_platform_data = { |
| 482 | .leds = raumfeld_leds, |
| 483 | .num_leds = ARRAY_SIZE(raumfeld_leds), |
| 484 | }; |
| 485 | |
| 486 | static struct platform_device raumfeld_led_device = { |
| 487 | .name = "leds-gpio", |
| 488 | .id = -1, |
| 489 | .dev = { |
| 490 | .platform_data = &raumfeld_led_platform_data, |
| 491 | }, |
| 492 | }; |
| 493 | |
| 494 | /** |
| 495 | * One-wire (W1 bus) support |
| 496 | */ |
| 497 | |
| 498 | static void w1_enable_external_pullup(int enable) |
| 499 | { |
| 500 | gpio_set_value(GPIO_W1_PULLUP_ENABLE, enable); |
| 501 | msleep(100); |
| 502 | } |
| 503 | |
| 504 | static struct w1_gpio_platform_data w1_gpio_platform_data = { |
| 505 | .pin = GPIO_ONE_WIRE, |
| 506 | .is_open_drain = 0, |
| 507 | .enable_external_pullup = w1_enable_external_pullup, |
Johan Hovold | 2d798a3 | 2013-03-12 20:21:34 +0100 | [diff] [blame] | 508 | .ext_pullup_enable_pin = -EINVAL, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 509 | }; |
| 510 | |
| 511 | struct platform_device raumfeld_w1_gpio_device = { |
| 512 | .name = "w1-gpio", |
| 513 | .dev = { |
| 514 | .platform_data = &w1_gpio_platform_data |
| 515 | } |
| 516 | }; |
| 517 | |
| 518 | static void __init raumfeld_w1_init(void) |
| 519 | { |
| 520 | int ret = gpio_request(GPIO_W1_PULLUP_ENABLE, |
| 521 | "W1 external pullup enable"); |
| 522 | |
| 523 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 524 | pr_warn("Unable to request GPIO_W1_PULLUP_ENABLE\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 525 | else |
| 526 | gpio_direction_output(GPIO_W1_PULLUP_ENABLE, 0); |
| 527 | |
| 528 | platform_device_register(&raumfeld_w1_gpio_device); |
| 529 | } |
| 530 | |
| 531 | /** |
| 532 | * Framebuffer device |
| 533 | */ |
| 534 | |
| 535 | /* PWM controlled backlight */ |
| 536 | static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data = { |
| 537 | .pwm_id = 0, |
| 538 | .max_brightness = 100, |
| 539 | .dft_brightness = 100, |
| 540 | /* 10000 ns = 10 ms ^= 100 kHz */ |
| 541 | .pwm_period_ns = 10000, |
Thierry Reding | db01120 | 2013-08-30 12:15:24 +0200 | [diff] [blame] | 542 | .enable_gpio = -1, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 543 | }; |
| 544 | |
| 545 | static struct platform_device raumfeld_pwm_backlight_device = { |
| 546 | .name = "pwm-backlight", |
| 547 | .dev = { |
| 548 | .parent = &pxa27x_device_pwm0.dev, |
| 549 | .platform_data = &raumfeld_pwm_backlight_data, |
| 550 | } |
| 551 | }; |
| 552 | |
| 553 | /* LT3593 controlled backlight */ |
| 554 | static struct gpio_led raumfeld_lt3593_led = { |
| 555 | .name = "backlight", |
| 556 | .gpio = mfp_to_gpio(MFP_PIN_GPIO17), |
| 557 | .default_state = LEDS_GPIO_DEFSTATE_ON, |
| 558 | }; |
| 559 | |
| 560 | static struct gpio_led_platform_data raumfeld_lt3593_platform_data = { |
| 561 | .leds = &raumfeld_lt3593_led, |
| 562 | .num_leds = 1, |
| 563 | }; |
| 564 | |
| 565 | static struct platform_device raumfeld_lt3593_device = { |
| 566 | .name = "leds-lt3593", |
| 567 | .id = -1, |
| 568 | .dev = { |
| 569 | .platform_data = &raumfeld_lt3593_platform_data, |
| 570 | }, |
| 571 | }; |
| 572 | |
| 573 | static struct pxafb_mode_info sharp_lq043t3dx02_mode = { |
| 574 | .pixclock = 111000, |
| 575 | .xres = 480, |
| 576 | .yres = 272, |
| 577 | .bpp = 16, |
Sven Neumann | a74fe11 | 2011-05-25 13:37:32 +0200 | [diff] [blame] | 578 | .hsync_len = 41, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 579 | .left_margin = 2, |
| 580 | .right_margin = 1, |
Sven Neumann | a74fe11 | 2011-05-25 13:37:32 +0200 | [diff] [blame] | 581 | .vsync_len = 10, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 582 | .upper_margin = 3, |
| 583 | .lower_margin = 1, |
| 584 | .sync = 0, |
| 585 | }; |
| 586 | |
| 587 | static struct pxafb_mach_info raumfeld_sharp_lcd_info = { |
| 588 | .modes = &sharp_lq043t3dx02_mode, |
| 589 | .num_modes = 1, |
| 590 | .video_mem_size = 0x400000, |
| 591 | .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, |
Daniel Mack | aa11781 | 2010-11-04 14:44:01 -0400 | [diff] [blame] | 592 | #ifdef CONFIG_PXA3XX_GCU |
| 593 | .acceleration_enabled = 1, |
| 594 | #endif |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 595 | }; |
| 596 | |
| 597 | static void __init raumfeld_lcd_init(void) |
| 598 | { |
| 599 | int ret; |
| 600 | |
Sven Neumann | a74fe11 | 2011-05-25 13:37:32 +0200 | [diff] [blame] | 601 | ret = gpio_request(GPIO_TFT_VA_EN, "display VA enable"); |
| 602 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 603 | pr_warn("Unable to request GPIO_TFT_VA_EN\n"); |
Sven Neumann | a74fe11 | 2011-05-25 13:37:32 +0200 | [diff] [blame] | 604 | else |
| 605 | gpio_direction_output(GPIO_TFT_VA_EN, 1); |
| 606 | |
| 607 | msleep(100); |
| 608 | |
| 609 | ret = gpio_request(GPIO_DISPLAY_ENABLE, "display enable"); |
| 610 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 611 | pr_warn("Unable to request GPIO_DISPLAY_ENABLE\n"); |
Sven Neumann | a74fe11 | 2011-05-25 13:37:32 +0200 | [diff] [blame] | 612 | else |
| 613 | gpio_direction_output(GPIO_DISPLAY_ENABLE, 1); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 614 | |
Sven Neumann | 8c568df | 2011-05-25 13:37:31 +0200 | [diff] [blame] | 615 | /* Hardware revision 2 has the backlight regulator controlled |
| 616 | * by an LT3593, earlier and later devices use PWM for that. */ |
| 617 | if ((system_rev & 0xff) == 2) { |
| 618 | platform_device_register(&raumfeld_lt3593_device); |
| 619 | } else { |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 620 | mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT; |
| 621 | pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1); |
| 622 | platform_device_register(&raumfeld_pwm_backlight_device); |
Sven Neumann | 8c568df | 2011-05-25 13:37:31 +0200 | [diff] [blame] | 623 | } |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 624 | |
Sven Neumann | a74fe11 | 2011-05-25 13:37:32 +0200 | [diff] [blame] | 625 | pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info); |
Daniel Mack | aa11781 | 2010-11-04 14:44:01 -0400 | [diff] [blame] | 626 | platform_device_register(&pxa3xx_device_gcu); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 627 | } |
| 628 | |
| 629 | /** |
| 630 | * SPI devices |
| 631 | */ |
| 632 | |
| 633 | struct spi_gpio_platform_data raumfeld_spi_platform_data = { |
| 634 | .sck = GPIO_SPI_CLK, |
| 635 | .mosi = GPIO_SPI_MOSI, |
| 636 | .miso = GPIO_SPI_MISO, |
| 637 | .num_chipselect = 3, |
| 638 | }; |
| 639 | |
| 640 | static struct platform_device raumfeld_spi_device = { |
| 641 | .name = "spi_gpio", |
| 642 | .id = 0, |
| 643 | .dev = { |
| 644 | .platform_data = &raumfeld_spi_platform_data, |
| 645 | } |
| 646 | }; |
| 647 | |
| 648 | static struct lis3lv02d_platform_data lis3_pdata = { |
| 649 | .click_flags = LIS3_CLICK_SINGLE_X | |
| 650 | LIS3_CLICK_SINGLE_Y | |
| 651 | LIS3_CLICK_SINGLE_Z, |
| 652 | .irq_cfg = LIS3_IRQ1_CLICK | LIS3_IRQ2_CLICK, |
| 653 | .wakeup_flags = LIS3_WAKEUP_X_LO | LIS3_WAKEUP_X_HI | |
| 654 | LIS3_WAKEUP_Y_LO | LIS3_WAKEUP_Y_HI | |
| 655 | LIS3_WAKEUP_Z_LO | LIS3_WAKEUP_Z_HI, |
| 656 | .wakeup_thresh = 10, |
| 657 | .click_thresh_x = 10, |
| 658 | .click_thresh_y = 10, |
| 659 | .click_thresh_z = 10, |
| 660 | }; |
| 661 | |
| 662 | #define SPI_AK4104 \ |
| 663 | { \ |
Daniel Mack | 9c0de49 | 2011-05-25 13:37:33 +0200 | [diff] [blame] | 664 | .modalias = "ak4104-codec", \ |
| 665 | .max_speed_hz = 10000, \ |
| 666 | .bus_num = 0, \ |
| 667 | .chip_select = 0, \ |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 668 | .controller_data = (void *) GPIO_SPDIF_CS, \ |
| 669 | } |
| 670 | |
| 671 | #define SPI_LIS3 \ |
| 672 | { \ |
| 673 | .modalias = "lis3lv02d_spi", \ |
| 674 | .max_speed_hz = 1000000, \ |
| 675 | .bus_num = 0, \ |
| 676 | .chip_select = 1, \ |
| 677 | .controller_data = (void *) GPIO_ACCEL_CS, \ |
| 678 | .platform_data = &lis3_pdata, \ |
Haojian Zhuang | 4929f5a | 2011-10-10 16:03:51 +0800 | [diff] [blame] | 679 | .irq = PXA_GPIO_TO_IRQ(GPIO_ACCEL_IRQ), \ |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 680 | } |
| 681 | |
| 682 | #define SPI_DAC7512 \ |
| 683 | { \ |
| 684 | .modalias = "dac7512", \ |
| 685 | .max_speed_hz = 1000000, \ |
| 686 | .bus_num = 0, \ |
| 687 | .chip_select = 2, \ |
| 688 | .controller_data = (void *) GPIO_MCLK_DAC_CS, \ |
| 689 | } |
| 690 | |
| 691 | static struct spi_board_info connector_spi_devices[] __initdata = { |
| 692 | SPI_AK4104, |
| 693 | SPI_DAC7512, |
| 694 | }; |
| 695 | |
| 696 | static struct spi_board_info speaker_spi_devices[] __initdata = { |
| 697 | SPI_DAC7512, |
| 698 | }; |
| 699 | |
| 700 | static struct spi_board_info controller_spi_devices[] __initdata = { |
| 701 | SPI_LIS3, |
| 702 | }; |
| 703 | |
| 704 | /** |
| 705 | * MMC for Marvell Libertas 8688 via SDIO |
| 706 | */ |
| 707 | |
| 708 | static int raumfeld_mci_init(struct device *dev, irq_handler_t isr, void *data) |
| 709 | { |
| 710 | gpio_set_value(GPIO_W2W_RESET, 1); |
| 711 | gpio_set_value(GPIO_W2W_PDN, 1); |
| 712 | |
| 713 | return 0; |
| 714 | } |
| 715 | |
| 716 | static void raumfeld_mci_exit(struct device *dev, void *data) |
| 717 | { |
| 718 | gpio_set_value(GPIO_W2W_RESET, 0); |
| 719 | gpio_set_value(GPIO_W2W_PDN, 0); |
| 720 | } |
| 721 | |
| 722 | static struct pxamci_platform_data raumfeld_mci_platform_data = { |
| 723 | .init = raumfeld_mci_init, |
| 724 | .exit = raumfeld_mci_exit, |
Eric Miao | f97cab2 | 2010-04-14 07:00:42 +0800 | [diff] [blame] | 725 | .detect_delay_ms = 200, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 726 | .gpio_card_detect = -1, |
| 727 | .gpio_card_ro = -1, |
| 728 | .gpio_power = -1, |
| 729 | }; |
| 730 | |
| 731 | /* |
| 732 | * External power / charge logic |
| 733 | */ |
| 734 | |
| 735 | static int power_supply_init(struct device *dev) |
| 736 | { |
| 737 | return 0; |
| 738 | } |
| 739 | |
| 740 | static void power_supply_exit(struct device *dev) |
| 741 | { |
| 742 | } |
| 743 | |
| 744 | static int raumfeld_is_ac_online(void) |
| 745 | { |
| 746 | return !gpio_get_value(GPIO_CHARGE_DC_OK); |
| 747 | } |
| 748 | |
| 749 | static int raumfeld_is_usb_online(void) |
| 750 | { |
| 751 | return 0; |
| 752 | } |
| 753 | |
| 754 | static char *raumfeld_power_supplicants[] = { "ds2760-battery.0" }; |
| 755 | |
Daniel Mack | 9ceb4c9 | 2010-05-31 16:02:32 +0200 | [diff] [blame] | 756 | static void raumfeld_power_signal_charged(void) |
| 757 | { |
| 758 | struct power_supply *psy = |
| 759 | power_supply_get_by_name(raumfeld_power_supplicants[0]); |
| 760 | |
| 761 | if (psy) |
| 762 | power_supply_set_battery_charged(psy); |
| 763 | } |
| 764 | |
| 765 | static int raumfeld_power_resume(void) |
| 766 | { |
| 767 | /* check if GPIO_CHARGE_DONE went low while we were sleeping */ |
| 768 | if (!gpio_get_value(GPIO_CHARGE_DONE)) |
| 769 | raumfeld_power_signal_charged(); |
| 770 | |
| 771 | return 0; |
| 772 | } |
| 773 | |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 774 | static struct pda_power_pdata power_supply_info = { |
| 775 | .init = power_supply_init, |
| 776 | .is_ac_online = raumfeld_is_ac_online, |
| 777 | .is_usb_online = raumfeld_is_usb_online, |
| 778 | .exit = power_supply_exit, |
| 779 | .supplied_to = raumfeld_power_supplicants, |
Daniel Mack | 9ceb4c9 | 2010-05-31 16:02:32 +0200 | [diff] [blame] | 780 | .num_supplicants = ARRAY_SIZE(raumfeld_power_supplicants), |
| 781 | .resume = raumfeld_power_resume, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 782 | }; |
| 783 | |
| 784 | static struct resource power_supply_resources[] = { |
| 785 | { |
| 786 | .name = "ac", |
| 787 | .flags = IORESOURCE_IRQ | |
| 788 | IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, |
| 789 | .start = GPIO_CHARGE_DC_OK, |
| 790 | .end = GPIO_CHARGE_DC_OK, |
| 791 | }, |
| 792 | }; |
| 793 | |
| 794 | static irqreturn_t charge_done_irq(int irq, void *dev_id) |
| 795 | { |
Daniel Mack | 9ceb4c9 | 2010-05-31 16:02:32 +0200 | [diff] [blame] | 796 | raumfeld_power_signal_charged(); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 797 | return IRQ_HANDLED; |
| 798 | } |
| 799 | |
| 800 | static struct platform_device raumfeld_power_supply = { |
| 801 | .name = "pda-power", |
| 802 | .id = -1, |
| 803 | .dev = { |
| 804 | .platform_data = &power_supply_info, |
| 805 | }, |
| 806 | .resource = power_supply_resources, |
| 807 | .num_resources = ARRAY_SIZE(power_supply_resources), |
| 808 | }; |
| 809 | |
| 810 | static void __init raumfeld_power_init(void) |
| 811 | { |
| 812 | int ret; |
| 813 | |
| 814 | /* Set PEN2 high to enable maximum charge current */ |
| 815 | ret = gpio_request(GPIO_CHRG_PEN2, "CHRG_PEN2"); |
| 816 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 817 | pr_warn("Unable to request GPIO_CHRG_PEN2\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 818 | else |
| 819 | gpio_direction_output(GPIO_CHRG_PEN2, 1); |
| 820 | |
| 821 | ret = gpio_request(GPIO_CHARGE_DC_OK, "CABLE_DC_OK"); |
| 822 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 823 | pr_warn("Unable to request GPIO_CHARGE_DC_OK\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 824 | |
| 825 | ret = gpio_request(GPIO_CHARGE_USB_SUSP, "CHARGE_USB_SUSP"); |
| 826 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 827 | pr_warn("Unable to request GPIO_CHARGE_USB_SUSP\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 828 | else |
| 829 | gpio_direction_output(GPIO_CHARGE_USB_SUSP, 0); |
| 830 | |
| 831 | power_supply_resources[0].start = gpio_to_irq(GPIO_CHARGE_DC_OK); |
| 832 | power_supply_resources[0].end = gpio_to_irq(GPIO_CHARGE_DC_OK); |
| 833 | |
| 834 | ret = request_irq(gpio_to_irq(GPIO_CHARGE_DONE), |
| 835 | &charge_done_irq, IORESOURCE_IRQ_LOWEDGE, |
| 836 | "charge_done", NULL); |
| 837 | |
| 838 | if (ret < 0) |
| 839 | printk(KERN_ERR "%s: unable to register irq %d\n", __func__, |
| 840 | GPIO_CHARGE_DONE); |
| 841 | else |
| 842 | platform_device_register(&raumfeld_power_supply); |
| 843 | } |
| 844 | |
| 845 | /* Fixed regulator for AUDIO_VA, 0-0048 maps to the cs4270 codec device */ |
| 846 | |
| 847 | static struct regulator_consumer_supply audio_va_consumer_supply = |
| 848 | REGULATOR_SUPPLY("va", "0-0048"); |
| 849 | |
| 850 | struct regulator_init_data audio_va_initdata = { |
| 851 | .consumer_supplies = &audio_va_consumer_supply, |
| 852 | .num_consumer_supplies = 1, |
| 853 | .constraints = { |
| 854 | .valid_ops_mask = REGULATOR_CHANGE_STATUS, |
| 855 | }, |
| 856 | }; |
| 857 | |
| 858 | static struct fixed_voltage_config audio_va_config = { |
| 859 | .supply_name = "audio_va", |
| 860 | .microvolts = 5000000, |
| 861 | .gpio = GPIO_AUDIO_VA_ENABLE, |
| 862 | .enable_high = 1, |
| 863 | .enabled_at_boot = 0, |
| 864 | .init_data = &audio_va_initdata, |
| 865 | }; |
| 866 | |
| 867 | static struct platform_device audio_va_device = { |
| 868 | .name = "reg-fixed-voltage", |
| 869 | .id = 0, |
| 870 | .dev = { |
| 871 | .platform_data = &audio_va_config, |
| 872 | }, |
| 873 | }; |
| 874 | |
| 875 | /* Dummy supplies for Codec's VD/VLC */ |
| 876 | |
| 877 | static struct regulator_consumer_supply audio_dummy_supplies[] = { |
| 878 | REGULATOR_SUPPLY("vd", "0-0048"), |
| 879 | REGULATOR_SUPPLY("vlc", "0-0048"), |
| 880 | }; |
| 881 | |
| 882 | struct regulator_init_data audio_dummy_initdata = { |
| 883 | .consumer_supplies = audio_dummy_supplies, |
| 884 | .num_consumer_supplies = ARRAY_SIZE(audio_dummy_supplies), |
| 885 | .constraints = { |
| 886 | .valid_ops_mask = REGULATOR_CHANGE_STATUS, |
| 887 | }, |
| 888 | }; |
| 889 | |
| 890 | static struct fixed_voltage_config audio_dummy_config = { |
| 891 | .supply_name = "audio_vd", |
| 892 | .microvolts = 3300000, |
| 893 | .gpio = -1, |
| 894 | .init_data = &audio_dummy_initdata, |
| 895 | }; |
| 896 | |
| 897 | static struct platform_device audio_supply_dummy_device = { |
| 898 | .name = "reg-fixed-voltage", |
| 899 | .id = 1, |
| 900 | .dev = { |
| 901 | .platform_data = &audio_dummy_config, |
| 902 | }, |
| 903 | }; |
| 904 | |
| 905 | static struct platform_device *audio_regulator_devices[] = { |
| 906 | &audio_va_device, |
| 907 | &audio_supply_dummy_device, |
| 908 | }; |
| 909 | |
| 910 | /** |
| 911 | * Regulator support via MAX8660 |
| 912 | */ |
| 913 | |
| 914 | static struct regulator_consumer_supply vcc_mmc_supply = |
| 915 | REGULATOR_SUPPLY("vmmc", "pxa2xx-mci.0"); |
| 916 | |
| 917 | static struct regulator_init_data vcc_mmc_init_data = { |
| 918 | .constraints = { |
| 919 | .min_uV = 3300000, |
| 920 | .max_uV = 3300000, |
| 921 | .valid_modes_mask = REGULATOR_MODE_NORMAL, |
| 922 | .valid_ops_mask = REGULATOR_CHANGE_STATUS | |
| 923 | REGULATOR_CHANGE_VOLTAGE | |
| 924 | REGULATOR_CHANGE_MODE, |
| 925 | }, |
| 926 | .consumer_supplies = &vcc_mmc_supply, |
| 927 | .num_consumer_supplies = 1, |
| 928 | }; |
| 929 | |
| 930 | struct max8660_subdev_data max8660_v6_subdev_data = { |
| 931 | .id = MAX8660_V6, |
| 932 | .name = "vmmc", |
| 933 | .platform_data = &vcc_mmc_init_data, |
| 934 | }; |
| 935 | |
| 936 | static struct max8660_platform_data max8660_pdata = { |
| 937 | .subdevs = &max8660_v6_subdev_data, |
| 938 | .num_subdevs = 1, |
| 939 | }; |
| 940 | |
| 941 | /** |
| 942 | * I2C devices |
| 943 | */ |
| 944 | |
| 945 | static struct i2c_board_info raumfeld_pwri2c_board_info = { |
| 946 | .type = "max8660", |
| 947 | .addr = 0x34, |
| 948 | .platform_data = &max8660_pdata, |
| 949 | }; |
| 950 | |
| 951 | static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata = { |
| 952 | .type = "cs4270", |
| 953 | .addr = 0x48, |
| 954 | }; |
| 955 | |
| 956 | static struct eeti_ts_platform_data eeti_ts_pdata = { |
| 957 | .irq_active_high = 1, |
Arnd Bergmann | 4eef6cb | 2012-04-30 16:21:37 +0000 | [diff] [blame] | 958 | .irq_gpio = GPIO_TOUCH_IRQ, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 959 | }; |
| 960 | |
| 961 | static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata = { |
| 962 | .type = "eeti_ts", |
| 963 | .addr = 0x0a, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 964 | .platform_data = &eeti_ts_pdata, |
| 965 | }; |
| 966 | |
| 967 | static struct platform_device *raumfeld_common_devices[] = { |
| 968 | &raumfeld_gpio_keys_device, |
| 969 | &raumfeld_led_device, |
| 970 | &raumfeld_spi_device, |
| 971 | }; |
| 972 | |
| 973 | static void __init raumfeld_audio_init(void) |
| 974 | { |
| 975 | int ret; |
| 976 | |
| 977 | ret = gpio_request(GPIO_CODEC_RESET, "cs4270 reset"); |
| 978 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 979 | pr_warn("unable to request GPIO_CODEC_RESET\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 980 | else |
| 981 | gpio_direction_output(GPIO_CODEC_RESET, 1); |
| 982 | |
| 983 | ret = gpio_request(GPIO_SPDIF_RESET, "ak4104 s/pdif reset"); |
| 984 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 985 | pr_warn("unable to request GPIO_SPDIF_RESET\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 986 | else |
| 987 | gpio_direction_output(GPIO_SPDIF_RESET, 1); |
| 988 | |
| 989 | ret = gpio_request(GPIO_MCLK_RESET, "MCLK reset"); |
| 990 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 991 | pr_warn("unable to request GPIO_MCLK_RESET\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 992 | else |
| 993 | gpio_direction_output(GPIO_MCLK_RESET, 1); |
| 994 | |
| 995 | platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices)); |
| 996 | } |
| 997 | |
| 998 | static void __init raumfeld_common_init(void) |
| 999 | { |
| 1000 | int ret; |
| 1001 | |
| 1002 | /* The on/off button polarity has changed after revision 1 */ |
| 1003 | if ((system_rev & 0xff) > 1) { |
| 1004 | int i; |
| 1005 | |
| 1006 | for (i = 0; i < ARRAY_SIZE(gpio_keys_button); i++) |
Daniel Mack | 299ed07 | 2010-04-18 09:35:29 +0200 | [diff] [blame] | 1007 | if (!strcmp(gpio_keys_button[i].desc, "on_off button")) |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1008 | gpio_keys_button[i].active_low = 1; |
| 1009 | } |
| 1010 | |
| 1011 | enable_irq_wake(IRQ_WAKEUP0); |
| 1012 | |
| 1013 | pxa3xx_set_nand_info(&raumfeld_nand_info); |
| 1014 | pxa3xx_set_i2c_power_info(NULL); |
| 1015 | pxa_set_ohci_info(&raumfeld_ohci_info); |
| 1016 | pxa_set_mci_info(&raumfeld_mci_platform_data); |
| 1017 | pxa_set_i2c_info(NULL); |
| 1018 | pxa_set_ffuart_info(NULL); |
| 1019 | |
| 1020 | ret = gpio_request(GPIO_W2W_RESET, "Wi2Wi reset"); |
| 1021 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 1022 | pr_warn("Unable to request GPIO_W2W_RESET\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1023 | else |
| 1024 | gpio_direction_output(GPIO_W2W_RESET, 0); |
| 1025 | |
| 1026 | ret = gpio_request(GPIO_W2W_PDN, "Wi2Wi powerup"); |
| 1027 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 1028 | pr_warn("Unable to request GPIO_W2W_PDN\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1029 | else |
| 1030 | gpio_direction_output(GPIO_W2W_PDN, 0); |
| 1031 | |
| 1032 | /* this can be used to switch off the device */ |
Daniel Mack | 299ed07 | 2010-04-18 09:35:29 +0200 | [diff] [blame] | 1033 | ret = gpio_request(GPIO_SHUTDOWN_SUPPLY, "supply shutdown"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1034 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 1035 | pr_warn("Unable to request GPIO_SHUTDOWN_SUPPLY\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1036 | else |
| 1037 | gpio_direction_output(GPIO_SHUTDOWN_SUPPLY, 0); |
| 1038 | |
| 1039 | platform_add_devices(ARRAY_AND_SIZE(raumfeld_common_devices)); |
| 1040 | i2c_register_board_info(1, &raumfeld_pwri2c_board_info, 1); |
| 1041 | } |
| 1042 | |
| 1043 | static void __init raumfeld_controller_init(void) |
| 1044 | { |
| 1045 | int ret; |
| 1046 | |
| 1047 | pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_controller_pin_config)); |
| 1048 | platform_device_register(&rotary_encoder_device); |
| 1049 | spi_register_board_info(ARRAY_AND_SIZE(controller_spi_devices)); |
| 1050 | i2c_register_board_info(0, &raumfeld_controller_i2c_board_info, 1); |
| 1051 | |
| 1052 | ret = gpio_request(GPIO_SHUTDOWN_BATT, "battery shutdown"); |
| 1053 | if (ret < 0) |
Joe Perches | 7b472ac | 2014-09-13 11:31:18 -0700 | [diff] [blame^] | 1054 | pr_warn("Unable to request GPIO_SHUTDOWN_BATT\n"); |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1055 | else |
| 1056 | gpio_direction_output(GPIO_SHUTDOWN_BATT, 0); |
| 1057 | |
| 1058 | raumfeld_common_init(); |
| 1059 | raumfeld_power_init(); |
| 1060 | raumfeld_lcd_init(); |
| 1061 | raumfeld_w1_init(); |
| 1062 | } |
| 1063 | |
| 1064 | static void __init raumfeld_connector_init(void) |
| 1065 | { |
| 1066 | pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_connector_pin_config)); |
| 1067 | spi_register_board_info(ARRAY_AND_SIZE(connector_spi_devices)); |
| 1068 | i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1); |
| 1069 | |
| 1070 | platform_device_register(&smc91x_device); |
| 1071 | |
| 1072 | raumfeld_audio_init(); |
| 1073 | raumfeld_common_init(); |
| 1074 | } |
| 1075 | |
| 1076 | static void __init raumfeld_speaker_init(void) |
| 1077 | { |
| 1078 | pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_speaker_pin_config)); |
| 1079 | spi_register_board_info(ARRAY_AND_SIZE(speaker_spi_devices)); |
| 1080 | i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1); |
| 1081 | |
| 1082 | platform_device_register(&smc91x_device); |
| 1083 | platform_device_register(&rotary_encoder_device); |
| 1084 | |
| 1085 | raumfeld_audio_init(); |
| 1086 | raumfeld_common_init(); |
| 1087 | } |
| 1088 | |
| 1089 | /* physical memory regions */ |
| 1090 | #define RAUMFELD_SDRAM_BASE 0xa0000000 /* SDRAM region */ |
| 1091 | |
| 1092 | #ifdef CONFIG_MACH_RAUMFELD_RC |
| 1093 | MACHINE_START(RAUMFELD_RC, "Raumfeld Controller") |
Nicolas Pitre | 7375aba | 2011-07-05 22:38:15 -0400 | [diff] [blame] | 1094 | .atag_offset = 0x100, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1095 | .init_machine = raumfeld_controller_init, |
Marek Vasut | 851982c | 2010-10-11 02:20:19 +0200 | [diff] [blame] | 1096 | .map_io = pxa3xx_map_io, |
Rob Herring | 4e61109 | 2012-01-03 16:53:48 -0600 | [diff] [blame] | 1097 | .nr_irqs = PXA_NR_IRQS, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1098 | .init_irq = pxa3xx_init_irq, |
Eric Miao | 8a97ae2 | 2011-05-18 21:30:04 +0800 | [diff] [blame] | 1099 | .handle_irq = pxa3xx_handle_irq, |
Stephen Warren | 6bb27d7 | 2012-11-08 12:40:59 -0700 | [diff] [blame] | 1100 | .init_time = pxa_timer_init, |
Russell King | 271a74f | 2011-11-04 14:15:53 +0000 | [diff] [blame] | 1101 | .restart = pxa_restart, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1102 | MACHINE_END |
| 1103 | #endif |
| 1104 | |
| 1105 | #ifdef CONFIG_MACH_RAUMFELD_CONNECTOR |
| 1106 | MACHINE_START(RAUMFELD_CONNECTOR, "Raumfeld Connector") |
Nicolas Pitre | 7375aba | 2011-07-05 22:38:15 -0400 | [diff] [blame] | 1107 | .atag_offset = 0x100, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1108 | .init_machine = raumfeld_connector_init, |
Marek Vasut | 851982c | 2010-10-11 02:20:19 +0200 | [diff] [blame] | 1109 | .map_io = pxa3xx_map_io, |
Rob Herring | 4e61109 | 2012-01-03 16:53:48 -0600 | [diff] [blame] | 1110 | .nr_irqs = PXA_NR_IRQS, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1111 | .init_irq = pxa3xx_init_irq, |
Eric Miao | 8a97ae2 | 2011-05-18 21:30:04 +0800 | [diff] [blame] | 1112 | .handle_irq = pxa3xx_handle_irq, |
Stephen Warren | 6bb27d7 | 2012-11-08 12:40:59 -0700 | [diff] [blame] | 1113 | .init_time = pxa_timer_init, |
Russell King | 271a74f | 2011-11-04 14:15:53 +0000 | [diff] [blame] | 1114 | .restart = pxa_restart, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1115 | MACHINE_END |
| 1116 | #endif |
| 1117 | |
| 1118 | #ifdef CONFIG_MACH_RAUMFELD_SPEAKER |
| 1119 | MACHINE_START(RAUMFELD_SPEAKER, "Raumfeld Speaker") |
Nicolas Pitre | 7375aba | 2011-07-05 22:38:15 -0400 | [diff] [blame] | 1120 | .atag_offset = 0x100, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1121 | .init_machine = raumfeld_speaker_init, |
Marek Vasut | 851982c | 2010-10-11 02:20:19 +0200 | [diff] [blame] | 1122 | .map_io = pxa3xx_map_io, |
Rob Herring | 4e61109 | 2012-01-03 16:53:48 -0600 | [diff] [blame] | 1123 | .nr_irqs = PXA_NR_IRQS, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1124 | .init_irq = pxa3xx_init_irq, |
Eric Miao | 8a97ae2 | 2011-05-18 21:30:04 +0800 | [diff] [blame] | 1125 | .handle_irq = pxa3xx_handle_irq, |
Stephen Warren | 6bb27d7 | 2012-11-08 12:40:59 -0700 | [diff] [blame] | 1126 | .init_time = pxa_timer_init, |
Russell King | 271a74f | 2011-11-04 14:15:53 +0000 | [diff] [blame] | 1127 | .restart = pxa_restart, |
Daniel Mack | 550ee52 | 2009-11-27 13:47:09 +0100 | [diff] [blame] | 1128 | MACHINE_END |
| 1129 | #endif |