Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-pxa/balloon3.c |
| 3 | * |
| 4 | * Support for Balloonboard.org Balloon3 board. |
| 5 | * |
| 6 | * Author: Nick Bane, Wookey, Jonathan McDowell |
| 7 | * Created: June, 2006 |
| 8 | * Copyright: Toby Churchill Ltd |
| 9 | * Derived from mainstone.c, by Nico Pitre |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License version 2 as |
| 13 | * published by the Free Software Foundation. |
| 14 | */ |
| 15 | |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/platform_device.h> |
| 18 | #include <linux/sysdev.h> |
| 19 | #include <linux/interrupt.h> |
| 20 | #include <linux/sched.h> |
| 21 | #include <linux/bitops.h> |
| 22 | #include <linux/fb.h> |
| 23 | #include <linux/gpio.h> |
| 24 | #include <linux/ioport.h> |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 25 | #include <linux/ucb1400.h> |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 26 | #include <linux/mtd/mtd.h> |
| 27 | #include <linux/mtd/partitions.h> |
| 28 | #include <linux/types.h> |
Marek Vasut | 02a453e | 2010-07-27 23:11:03 +0200 | [diff] [blame] | 29 | #include <linux/i2c/pcf857x.h> |
Sebastian Andrzej Siewior | b459396 | 2011-02-23 12:38:16 +0100 | [diff] [blame] | 30 | #include <linux/i2c/pxa-i2c.h> |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 31 | #include <linux/mtd/nand.h> |
| 32 | #include <linux/mtd/physmap.h> |
Marek Vasut | 3a27f6e | 2010-07-28 08:27:49 +0200 | [diff] [blame] | 33 | #include <linux/regulator/max1586.h> |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 34 | |
| 35 | #include <asm/setup.h> |
| 36 | #include <asm/mach-types.h> |
| 37 | #include <asm/irq.h> |
| 38 | #include <asm/sizes.h> |
| 39 | |
| 40 | #include <asm/mach/arch.h> |
| 41 | #include <asm/mach/map.h> |
| 42 | #include <asm/mach/irq.h> |
| 43 | #include <asm/mach/flash.h> |
| 44 | |
| 45 | #include <mach/pxa27x.h> |
| 46 | #include <mach/balloon3.h> |
| 47 | #include <mach/audio.h> |
| 48 | #include <mach/pxafb.h> |
| 49 | #include <mach/mmc.h> |
| 50 | #include <mach/udc.h> |
| 51 | #include <mach/pxa27x-udc.h> |
| 52 | #include <mach/irda.h> |
| 53 | #include <mach/ohci.h> |
| 54 | |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 55 | #include "generic.h" |
| 56 | #include "devices.h" |
| 57 | |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 58 | /****************************************************************************** |
| 59 | * Pin configuration |
| 60 | ******************************************************************************/ |
| 61 | static unsigned long balloon3_pin_config[] __initdata = { |
| 62 | /* Select BTUART 'COM1/ttyS0' as IO option for pins 42/43/44/45 */ |
| 63 | GPIO42_BTUART_RXD, |
| 64 | GPIO43_BTUART_TXD, |
| 65 | GPIO44_BTUART_CTS, |
| 66 | GPIO45_BTUART_RTS, |
| 67 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 68 | /* Reset, configured as GPIO wakeup source */ |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 69 | GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 70 | }; |
| 71 | |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 72 | /****************************************************************************** |
| 73 | * Compatibility: Parameter parsing |
| 74 | ******************************************************************************/ |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 75 | static unsigned long balloon3_irq_enabled; |
| 76 | |
| 77 | static unsigned long balloon3_features_present = |
| 78 | (1 << BALLOON3_FEATURE_OHCI) | (1 << BALLOON3_FEATURE_CF) | |
| 79 | (1 << BALLOON3_FEATURE_AUDIO) | |
| 80 | (1 << BALLOON3_FEATURE_TOPPOLY); |
| 81 | |
| 82 | int balloon3_has(enum balloon3_features feature) |
| 83 | { |
| 84 | return (balloon3_features_present & (1 << feature)) ? 1 : 0; |
| 85 | } |
| 86 | EXPORT_SYMBOL_GPL(balloon3_has); |
| 87 | |
| 88 | int __init parse_balloon3_features(char *arg) |
| 89 | { |
| 90 | if (!arg) |
| 91 | return 0; |
| 92 | |
| 93 | return strict_strtoul(arg, 0, &balloon3_features_present); |
| 94 | } |
| 95 | early_param("balloon3_features", parse_balloon3_features); |
| 96 | |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 97 | /****************************************************************************** |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 98 | * Compact Flash slot |
| 99 | ******************************************************************************/ |
| 100 | #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE) |
| 101 | static unsigned long balloon3_cf_pin_config[] __initdata = { |
| 102 | GPIO48_nPOE, |
| 103 | GPIO49_nPWE, |
| 104 | GPIO50_nPIOR, |
| 105 | GPIO51_nPIOW, |
| 106 | GPIO85_nPCE_1, |
| 107 | GPIO54_nPCE_2, |
| 108 | GPIO79_PSKTSEL, |
| 109 | GPIO55_nPREG, |
| 110 | GPIO56_nPWAIT, |
| 111 | GPIO57_nIOIS16, |
| 112 | }; |
| 113 | |
| 114 | static void __init balloon3_cf_init(void) |
| 115 | { |
| 116 | if (!balloon3_has(BALLOON3_FEATURE_CF)) |
| 117 | return; |
| 118 | |
| 119 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_cf_pin_config)); |
| 120 | } |
| 121 | #else |
| 122 | static inline void balloon3_cf_init(void) {} |
| 123 | #endif |
| 124 | |
| 125 | /****************************************************************************** |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 126 | * NOR Flash |
| 127 | ******************************************************************************/ |
| 128 | #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE) |
| 129 | static struct mtd_partition balloon3_nor_partitions[] = { |
| 130 | { |
| 131 | .name = "Flash", |
| 132 | .offset = 0x00000000, |
| 133 | .size = MTDPART_SIZ_FULL, |
| 134 | } |
| 135 | }; |
| 136 | |
| 137 | static struct physmap_flash_data balloon3_flash_data[] = { |
| 138 | { |
| 139 | .width = 2, /* bankwidth in bytes */ |
| 140 | .parts = balloon3_nor_partitions, |
| 141 | .nr_parts = ARRAY_SIZE(balloon3_nor_partitions) |
| 142 | } |
| 143 | }; |
| 144 | |
| 145 | static struct resource balloon3_flash_resource = { |
| 146 | .start = PXA_CS0_PHYS, |
| 147 | .end = PXA_CS0_PHYS + SZ_64M - 1, |
| 148 | .flags = IORESOURCE_MEM, |
| 149 | }; |
| 150 | |
| 151 | static struct platform_device balloon3_flash = { |
| 152 | .name = "physmap-flash", |
| 153 | .id = 0, |
| 154 | .resource = &balloon3_flash_resource, |
| 155 | .num_resources = 1, |
| 156 | .dev = { |
| 157 | .platform_data = balloon3_flash_data, |
| 158 | }, |
| 159 | }; |
| 160 | static void __init balloon3_nor_init(void) |
| 161 | { |
| 162 | platform_device_register(&balloon3_flash); |
| 163 | } |
| 164 | #else |
| 165 | static inline void balloon3_nor_init(void) {} |
| 166 | #endif |
| 167 | |
| 168 | /****************************************************************************** |
| 169 | * Audio and Touchscreen |
| 170 | ******************************************************************************/ |
| 171 | #if defined(CONFIG_TOUCHSCREEN_UCB1400) || \ |
| 172 | defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE) |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 173 | static unsigned long balloon3_ac97_pin_config[] __initdata = { |
| 174 | GPIO28_AC97_BITCLK, |
| 175 | GPIO29_AC97_SDATA_IN_0, |
| 176 | GPIO30_AC97_SDATA_OUT, |
| 177 | GPIO31_AC97_SYNC, |
| 178 | GPIO113_AC97_nRESET, |
| 179 | GPIO95_GPIO, |
| 180 | }; |
| 181 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 182 | static struct ucb1400_pdata vpac270_ucb1400_pdata = { |
| 183 | .irq = IRQ_GPIO(BALLOON3_GPIO_CODEC_IRQ), |
| 184 | }; |
| 185 | |
| 186 | |
| 187 | static struct platform_device balloon3_ucb1400_device = { |
| 188 | .name = "ucb1400_core", |
| 189 | .id = -1, |
| 190 | .dev = { |
| 191 | .platform_data = &vpac270_ucb1400_pdata, |
| 192 | }, |
| 193 | }; |
| 194 | |
| 195 | static void __init balloon3_ts_init(void) |
| 196 | { |
| 197 | if (!balloon3_has(BALLOON3_FEATURE_AUDIO)) |
| 198 | return; |
| 199 | |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 200 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_ac97_pin_config)); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 201 | pxa_set_ac97_info(NULL); |
| 202 | platform_device_register(&balloon3_ucb1400_device); |
| 203 | } |
| 204 | #else |
| 205 | static inline void balloon3_ts_init(void) {} |
| 206 | #endif |
| 207 | |
| 208 | /****************************************************************************** |
| 209 | * Framebuffer |
| 210 | ******************************************************************************/ |
| 211 | #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 212 | static unsigned long balloon3_lcd_pin_config[] __initdata = { |
| 213 | GPIOxx_LCD_TFT_16BPP, |
| 214 | GPIO99_GPIO, |
| 215 | }; |
| 216 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 217 | static struct pxafb_mode_info balloon3_lcd_modes[] = { |
| 218 | { |
| 219 | .pixclock = 38000, |
| 220 | .xres = 480, |
| 221 | .yres = 640, |
| 222 | .bpp = 16, |
| 223 | .hsync_len = 8, |
| 224 | .left_margin = 8, |
| 225 | .right_margin = 8, |
| 226 | .vsync_len = 2, |
| 227 | .upper_margin = 4, |
| 228 | .lower_margin = 5, |
| 229 | .sync = 0, |
| 230 | }, |
| 231 | }; |
| 232 | |
| 233 | static struct pxafb_mach_info balloon3_lcd_screen = { |
| 234 | .modes = balloon3_lcd_modes, |
| 235 | .num_modes = ARRAY_SIZE(balloon3_lcd_modes), |
| 236 | .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, |
| 237 | }; |
| 238 | |
| 239 | static void balloon3_backlight_power(int on) |
| 240 | { |
| 241 | gpio_set_value(BALLOON3_GPIO_RUN_BACKLIGHT, on); |
| 242 | } |
| 243 | |
| 244 | static void __init balloon3_lcd_init(void) |
| 245 | { |
| 246 | int ret; |
| 247 | |
| 248 | if (!balloon3_has(BALLOON3_FEATURE_TOPPOLY)) |
| 249 | return; |
| 250 | |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 251 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_lcd_pin_config)); |
| 252 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 253 | ret = gpio_request(BALLOON3_GPIO_RUN_BACKLIGHT, "BKL-ON"); |
| 254 | if (ret) { |
| 255 | pr_err("Requesting BKL-ON GPIO failed!\n"); |
| 256 | goto err; |
| 257 | } |
| 258 | |
| 259 | ret = gpio_direction_output(BALLOON3_GPIO_RUN_BACKLIGHT, 1); |
| 260 | if (ret) { |
| 261 | pr_err("Setting BKL-ON GPIO direction failed!\n"); |
| 262 | goto err2; |
| 263 | } |
| 264 | |
| 265 | balloon3_lcd_screen.pxafb_backlight_power = balloon3_backlight_power; |
Russell King - ARM Linux | 4321e1a | 2011-02-15 15:37:30 +0800 | [diff] [blame] | 266 | pxa_set_fb_info(NULL, &balloon3_lcd_screen); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 267 | return; |
| 268 | |
| 269 | err2: |
| 270 | gpio_free(BALLOON3_GPIO_RUN_BACKLIGHT); |
| 271 | err: |
| 272 | return; |
| 273 | } |
| 274 | #else |
| 275 | static inline void balloon3_lcd_init(void) {} |
| 276 | #endif |
| 277 | |
| 278 | /****************************************************************************** |
| 279 | * SD/MMC card controller |
| 280 | ******************************************************************************/ |
| 281 | #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 282 | static unsigned long balloon3_mmc_pin_config[] __initdata = { |
| 283 | GPIO32_MMC_CLK, |
| 284 | GPIO92_MMC_DAT_0, |
| 285 | GPIO109_MMC_DAT_1, |
| 286 | GPIO110_MMC_DAT_2, |
| 287 | GPIO111_MMC_DAT_3, |
| 288 | GPIO112_MMC_CMD, |
| 289 | }; |
| 290 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 291 | static struct pxamci_platform_data balloon3_mci_platform_data = { |
| 292 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
| 293 | .gpio_card_detect = -1, |
| 294 | .gpio_card_ro = -1, |
| 295 | .gpio_power = -1, |
| 296 | .detect_delay_ms = 200, |
| 297 | }; |
| 298 | |
| 299 | static void __init balloon3_mmc_init(void) |
| 300 | { |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 301 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_mmc_pin_config)); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 302 | pxa_set_mci_info(&balloon3_mci_platform_data); |
| 303 | } |
| 304 | #else |
| 305 | static inline void balloon3_mmc_init(void) {} |
| 306 | #endif |
| 307 | |
| 308 | /****************************************************************************** |
| 309 | * USB Gadget |
| 310 | ******************************************************************************/ |
| 311 | #if defined(CONFIG_USB_GADGET_PXA27X)||defined(CONFIG_USB_GADGET_PXA27X_MODULE) |
| 312 | static void balloon3_udc_command(int cmd) |
| 313 | { |
| 314 | if (cmd == PXA2XX_UDC_CMD_CONNECT) |
| 315 | UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE; |
| 316 | else if (cmd == PXA2XX_UDC_CMD_DISCONNECT) |
| 317 | UP2OCR &= ~UP2OCR_DPPUE; |
| 318 | } |
| 319 | |
| 320 | static int balloon3_udc_is_connected(void) |
| 321 | { |
| 322 | return 1; |
| 323 | } |
| 324 | |
| 325 | static struct pxa2xx_udc_mach_info balloon3_udc_info __initdata = { |
| 326 | .udc_command = balloon3_udc_command, |
| 327 | .udc_is_connected = balloon3_udc_is_connected, |
| 328 | .gpio_pullup = -1, |
| 329 | }; |
| 330 | |
| 331 | static void __init balloon3_udc_init(void) |
| 332 | { |
| 333 | pxa_set_udc_info(&balloon3_udc_info); |
| 334 | platform_device_register(&balloon3_gpio_vbus); |
| 335 | } |
| 336 | #else |
| 337 | static inline void balloon3_udc_init(void) {} |
| 338 | #endif |
| 339 | |
| 340 | /****************************************************************************** |
| 341 | * IrDA |
| 342 | ******************************************************************************/ |
| 343 | #if defined(CONFIG_IRDA) || defined(CONFIG_IRDA_MODULE) |
| 344 | static struct pxaficp_platform_data balloon3_ficp_platform_data = { |
| 345 | .transceiver_cap = IR_FIRMODE | IR_SIRMODE | IR_OFF, |
| 346 | }; |
| 347 | |
| 348 | static void __init balloon3_irda_init(void) |
| 349 | { |
| 350 | pxa_set_ficp_info(&balloon3_ficp_platform_data); |
| 351 | } |
| 352 | #else |
| 353 | static inline void balloon3_irda_init(void) {} |
| 354 | #endif |
| 355 | |
| 356 | /****************************************************************************** |
| 357 | * USB Host |
| 358 | ******************************************************************************/ |
| 359 | #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 360 | static unsigned long balloon3_uhc_pin_config[] __initdata = { |
| 361 | GPIO88_USBH1_PWR, |
| 362 | GPIO89_USBH1_PEN, |
| 363 | }; |
| 364 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 365 | static struct pxaohci_platform_data balloon3_ohci_info = { |
| 366 | .port_mode = PMM_PERPORT_MODE, |
| 367 | .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW, |
| 368 | }; |
| 369 | |
| 370 | static void __init balloon3_uhc_init(void) |
| 371 | { |
| 372 | if (!balloon3_has(BALLOON3_FEATURE_OHCI)) |
| 373 | return; |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 374 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_uhc_pin_config)); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 375 | pxa_set_ohci_info(&balloon3_ohci_info); |
| 376 | } |
| 377 | #else |
| 378 | static inline void balloon3_uhc_init(void) {} |
| 379 | #endif |
| 380 | |
| 381 | /****************************************************************************** |
| 382 | * LEDs |
| 383 | ******************************************************************************/ |
| 384 | #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 385 | static unsigned long balloon3_led_pin_config[] __initdata = { |
| 386 | GPIO9_GPIO, /* NAND activity LED */ |
| 387 | GPIO10_GPIO, /* Heartbeat LED */ |
| 388 | }; |
| 389 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 390 | struct gpio_led balloon3_gpio_leds[] = { |
| 391 | { |
| 392 | .name = "balloon3:green:idle", |
| 393 | .default_trigger = "heartbeat", |
| 394 | .gpio = BALLOON3_GPIO_LED_IDLE, |
| 395 | .active_low = 1, |
| 396 | }, { |
| 397 | .name = "balloon3:green:nand", |
| 398 | .default_trigger = "nand-disk", |
| 399 | .gpio = BALLOON3_GPIO_LED_NAND, |
| 400 | .active_low = 1, |
| 401 | }, |
| 402 | }; |
| 403 | |
| 404 | static struct gpio_led_platform_data balloon3_gpio_led_info = { |
| 405 | .leds = balloon3_gpio_leds, |
| 406 | .num_leds = ARRAY_SIZE(balloon3_gpio_leds), |
| 407 | }; |
| 408 | |
| 409 | static struct platform_device balloon3_leds = { |
| 410 | .name = "leds-gpio", |
Marek Vasut | 02a453e | 2010-07-27 23:11:03 +0200 | [diff] [blame] | 411 | .id = 0, |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 412 | .dev = { |
| 413 | .platform_data = &balloon3_gpio_led_info, |
| 414 | } |
| 415 | }; |
| 416 | |
Marek Vasut | 02a453e | 2010-07-27 23:11:03 +0200 | [diff] [blame] | 417 | struct gpio_led balloon3_pcf_gpio_leds[] = { |
| 418 | { |
| 419 | .name = "balloon3:green:led0", |
| 420 | .gpio = BALLOON3_PCF_GPIO_LED0, |
| 421 | .active_low = 1, |
| 422 | }, { |
| 423 | .name = "balloon3:green:led1", |
| 424 | .gpio = BALLOON3_PCF_GPIO_LED1, |
| 425 | .active_low = 1, |
| 426 | }, { |
| 427 | .name = "balloon3:orange:led2", |
| 428 | .gpio = BALLOON3_PCF_GPIO_LED2, |
| 429 | .active_low = 1, |
| 430 | }, { |
| 431 | .name = "balloon3:orange:led3", |
| 432 | .gpio = BALLOON3_PCF_GPIO_LED3, |
| 433 | .active_low = 1, |
| 434 | }, { |
| 435 | .name = "balloon3:orange:led4", |
| 436 | .gpio = BALLOON3_PCF_GPIO_LED4, |
| 437 | .active_low = 1, |
| 438 | }, { |
| 439 | .name = "balloon3:orange:led5", |
| 440 | .gpio = BALLOON3_PCF_GPIO_LED5, |
| 441 | .active_low = 1, |
| 442 | }, { |
| 443 | .name = "balloon3:red:led6", |
| 444 | .gpio = BALLOON3_PCF_GPIO_LED6, |
| 445 | .active_low = 1, |
| 446 | }, { |
| 447 | .name = "balloon3:red:led7", |
| 448 | .gpio = BALLOON3_PCF_GPIO_LED7, |
| 449 | .active_low = 1, |
| 450 | }, |
| 451 | }; |
| 452 | |
| 453 | static struct gpio_led_platform_data balloon3_pcf_gpio_led_info = { |
| 454 | .leds = balloon3_pcf_gpio_leds, |
| 455 | .num_leds = ARRAY_SIZE(balloon3_pcf_gpio_leds), |
| 456 | }; |
| 457 | |
| 458 | static struct platform_device balloon3_pcf_leds = { |
| 459 | .name = "leds-gpio", |
| 460 | .id = 1, |
| 461 | .dev = { |
| 462 | .platform_data = &balloon3_pcf_gpio_led_info, |
| 463 | } |
| 464 | }; |
| 465 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 466 | static void __init balloon3_leds_init(void) |
| 467 | { |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 468 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_led_pin_config)); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 469 | platform_device_register(&balloon3_leds); |
Marek Vasut | 02a453e | 2010-07-27 23:11:03 +0200 | [diff] [blame] | 470 | platform_device_register(&balloon3_pcf_leds); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 471 | } |
| 472 | #else |
| 473 | static inline void balloon3_leds_init(void) {} |
| 474 | #endif |
| 475 | |
| 476 | /****************************************************************************** |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 477 | * FPGA IRQ |
| 478 | ******************************************************************************/ |
Lennert Buytenhek | a3f4c92 | 2010-11-29 11:18:26 +0100 | [diff] [blame] | 479 | static void balloon3_mask_irq(struct irq_data *d) |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 480 | { |
Lennert Buytenhek | a3f4c92 | 2010-11-29 11:18:26 +0100 | [diff] [blame] | 481 | int balloon3_irq = (d->irq - BALLOON3_IRQ(0)); |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 482 | balloon3_irq_enabled &= ~(1 << balloon3_irq); |
| 483 | __raw_writel(~balloon3_irq_enabled, BALLOON3_INT_CONTROL_REG); |
| 484 | } |
| 485 | |
Lennert Buytenhek | a3f4c92 | 2010-11-29 11:18:26 +0100 | [diff] [blame] | 486 | static void balloon3_unmask_irq(struct irq_data *d) |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 487 | { |
Lennert Buytenhek | a3f4c92 | 2010-11-29 11:18:26 +0100 | [diff] [blame] | 488 | int balloon3_irq = (d->irq - BALLOON3_IRQ(0)); |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 489 | balloon3_irq_enabled |= (1 << balloon3_irq); |
| 490 | __raw_writel(~balloon3_irq_enabled, BALLOON3_INT_CONTROL_REG); |
| 491 | } |
| 492 | |
| 493 | static struct irq_chip balloon3_irq_chip = { |
| 494 | .name = "FPGA", |
Lennert Buytenhek | a3f4c92 | 2010-11-29 11:18:26 +0100 | [diff] [blame] | 495 | .irq_ack = balloon3_mask_irq, |
| 496 | .irq_mask = balloon3_mask_irq, |
| 497 | .irq_unmask = balloon3_unmask_irq, |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 498 | }; |
| 499 | |
| 500 | static void balloon3_irq_handler(unsigned int irq, struct irq_desc *desc) |
| 501 | { |
| 502 | unsigned long pending = __raw_readl(BALLOON3_INT_CONTROL_REG) & |
| 503 | balloon3_irq_enabled; |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 504 | do { |
| 505 | /* clear useless edge notification */ |
Lennert Buytenhek | a3f4c92 | 2010-11-29 11:18:26 +0100 | [diff] [blame] | 506 | if (desc->irq_data.chip->irq_ack) { |
| 507 | struct irq_data *d; |
| 508 | |
| 509 | d = irq_get_irq_data(BALLOON3_AUX_NIRQ); |
| 510 | desc->irq_data.chip->irq_ack(d); |
| 511 | } |
| 512 | |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 513 | while (pending) { |
| 514 | irq = BALLOON3_IRQ(0) + __ffs(pending); |
| 515 | generic_handle_irq(irq); |
| 516 | pending &= pending - 1; |
| 517 | } |
| 518 | pending = __raw_readl(BALLOON3_INT_CONTROL_REG) & |
| 519 | balloon3_irq_enabled; |
| 520 | } while (pending); |
| 521 | } |
| 522 | |
| 523 | static void __init balloon3_init_irq(void) |
| 524 | { |
| 525 | int irq; |
| 526 | |
| 527 | pxa27x_init_irq(); |
| 528 | /* setup extra Balloon3 irqs */ |
| 529 | for (irq = BALLOON3_IRQ(0); irq <= BALLOON3_IRQ(7); irq++) { |
Thomas Gleixner | f38c02f | 2011-03-24 13:35:09 +0100 | [diff] [blame] | 530 | irq_set_chip_and_handler(irq, &balloon3_irq_chip, |
| 531 | handle_level_irq); |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 532 | set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); |
| 533 | } |
| 534 | |
Thomas Gleixner | 6845664a | 2011-03-24 13:25:22 +0100 | [diff] [blame] | 535 | irq_set_chained_handler(BALLOON3_AUX_NIRQ, balloon3_irq_handler); |
| 536 | irq_set_irq_type(BALLOON3_AUX_NIRQ, IRQ_TYPE_EDGE_FALLING); |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 537 | |
| 538 | pr_debug("%s: chained handler installed - irq %d automatically " |
| 539 | "enabled\n", __func__, BALLOON3_AUX_NIRQ); |
| 540 | } |
| 541 | |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 542 | /****************************************************************************** |
Marek Vasut | 02a453e | 2010-07-27 23:11:03 +0200 | [diff] [blame] | 543 | * GPIO expander |
| 544 | ******************************************************************************/ |
| 545 | #if defined(CONFIG_GPIO_PCF857X) || defined(CONFIG_GPIO_PCF857X_MODULE) |
| 546 | static struct pcf857x_platform_data balloon3_pcf857x_pdata = { |
| 547 | .gpio_base = BALLOON3_PCF_GPIO_BASE, |
| 548 | .n_latch = 0, |
| 549 | .setup = NULL, |
| 550 | .teardown = NULL, |
| 551 | .context = NULL, |
| 552 | }; |
| 553 | |
| 554 | static struct i2c_board_info __initdata balloon3_i2c_devs[] = { |
| 555 | { |
| 556 | I2C_BOARD_INFO("pcf8574a", 0x38), |
| 557 | .platform_data = &balloon3_pcf857x_pdata, |
| 558 | }, |
| 559 | }; |
| 560 | |
| 561 | static void __init balloon3_i2c_init(void) |
| 562 | { |
| 563 | pxa_set_i2c_info(NULL); |
| 564 | i2c_register_board_info(0, ARRAY_AND_SIZE(balloon3_i2c_devs)); |
| 565 | } |
| 566 | #else |
| 567 | static inline void balloon3_i2c_init(void) {} |
| 568 | #endif |
| 569 | |
| 570 | /****************************************************************************** |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 571 | * NAND |
| 572 | ******************************************************************************/ |
| 573 | #if defined(CONFIG_MTD_NAND_PLATFORM)||defined(CONFIG_MTD_NAND_PLATFORM_MODULE) |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 574 | static void balloon3_nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl) |
| 575 | { |
| 576 | struct nand_chip *this = mtd->priv; |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 577 | uint8_t balloon3_ctl_set = 0, balloon3_ctl_clr = 0; |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 578 | |
| 579 | if (ctrl & NAND_CTRL_CHANGE) { |
| 580 | if (ctrl & NAND_CLE) |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 581 | balloon3_ctl_set |= BALLOON3_NAND_CONTROL_FLCLE; |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 582 | else |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 583 | balloon3_ctl_clr |= BALLOON3_NAND_CONTROL_FLCLE; |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 584 | |
| 585 | if (ctrl & NAND_ALE) |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 586 | balloon3_ctl_set |= BALLOON3_NAND_CONTROL_FLALE; |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 587 | else |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 588 | balloon3_ctl_clr |= BALLOON3_NAND_CONTROL_FLALE; |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 589 | |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 590 | if (balloon3_ctl_clr) |
| 591 | __raw_writel(balloon3_ctl_clr, |
| 592 | BALLOON3_NAND_CONTROL_REG); |
| 593 | if (balloon3_ctl_set) |
| 594 | __raw_writel(balloon3_ctl_set, |
| 595 | BALLOON3_NAND_CONTROL_REG | |
| 596 | BALLOON3_FPGA_SETnCLR); |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 597 | } |
| 598 | |
| 599 | if (cmd != NAND_CMD_NONE) |
| 600 | writeb(cmd, this->IO_ADDR_W); |
| 601 | } |
| 602 | |
| 603 | static void balloon3_nand_select_chip(struct mtd_info *mtd, int chip) |
| 604 | { |
| 605 | if (chip < 0 || chip > 3) |
| 606 | return; |
| 607 | |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 608 | /* Assert all nCE lines */ |
| 609 | __raw_writew( |
| 610 | BALLOON3_NAND_CONTROL_FLCE0 | BALLOON3_NAND_CONTROL_FLCE1 | |
| 611 | BALLOON3_NAND_CONTROL_FLCE2 | BALLOON3_NAND_CONTROL_FLCE3, |
| 612 | BALLOON3_NAND_CONTROL_REG | BALLOON3_FPGA_SETnCLR); |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 613 | |
| 614 | /* Deassert correct nCE line */ |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 615 | __raw_writew(BALLOON3_NAND_CONTROL_FLCE0 << chip, |
| 616 | BALLOON3_NAND_CONTROL_REG); |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 617 | } |
| 618 | |
Marek Vasut | 59bdd13 | 2010-10-19 17:06:49 +0200 | [diff] [blame] | 619 | static int balloon3_nand_dev_ready(struct mtd_info *mtd) |
| 620 | { |
| 621 | return __raw_readl(BALLOON3_NAND_STAT_REG) & BALLOON3_NAND_STAT_RNB; |
| 622 | } |
| 623 | |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 624 | static int balloon3_nand_probe(struct platform_device *pdev) |
| 625 | { |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 626 | uint16_t ver; |
| 627 | int ret; |
| 628 | |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 629 | __raw_writew(BALLOON3_NAND_CONTROL2_16BIT, |
| 630 | BALLOON3_NAND_CONTROL2_REG | BALLOON3_FPGA_SETnCLR); |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 631 | |
| 632 | ver = __raw_readw(BALLOON3_FPGA_VER); |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 633 | if (ver < 0x4f08) |
| 634 | pr_warn("The FPGA code, version 0x%04x, is too old. " |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 635 | "NAND support might be broken in this version!", ver); |
| 636 | |
| 637 | /* Power up the NAND chips */ |
| 638 | ret = gpio_request(BALLOON3_GPIO_RUN_NAND, "NAND"); |
| 639 | if (ret) |
| 640 | goto err1; |
| 641 | |
| 642 | ret = gpio_direction_output(BALLOON3_GPIO_RUN_NAND, 1); |
| 643 | if (ret) |
| 644 | goto err2; |
| 645 | |
| 646 | gpio_set_value(BALLOON3_GPIO_RUN_NAND, 1); |
| 647 | |
| 648 | /* Deassert all nCE lines and write protect line */ |
Marek Vasut | 1b9169d | 2010-10-19 16:19:32 +0200 | [diff] [blame] | 649 | __raw_writel( |
| 650 | BALLOON3_NAND_CONTROL_FLCE0 | BALLOON3_NAND_CONTROL_FLCE1 | |
| 651 | BALLOON3_NAND_CONTROL_FLCE2 | BALLOON3_NAND_CONTROL_FLCE3 | |
| 652 | BALLOON3_NAND_CONTROL_FLWP, |
| 653 | BALLOON3_NAND_CONTROL_REG | BALLOON3_FPGA_SETnCLR); |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 654 | return 0; |
| 655 | |
| 656 | err2: |
| 657 | gpio_free(BALLOON3_GPIO_RUN_NAND); |
| 658 | err1: |
| 659 | return ret; |
| 660 | } |
| 661 | |
| 662 | static void balloon3_nand_remove(struct platform_device *pdev) |
| 663 | { |
| 664 | /* Power down the NAND chips */ |
| 665 | gpio_set_value(BALLOON3_GPIO_RUN_NAND, 0); |
| 666 | gpio_free(BALLOON3_GPIO_RUN_NAND); |
| 667 | } |
| 668 | |
| 669 | static struct mtd_partition balloon3_partition_info[] = { |
| 670 | [0] = { |
| 671 | .name = "Boot", |
| 672 | .offset = 0, |
| 673 | .size = SZ_4M, |
| 674 | }, |
| 675 | [1] = { |
| 676 | .name = "RootFS", |
| 677 | .offset = MTDPART_OFS_APPEND, |
| 678 | .size = MTDPART_SIZ_FULL |
| 679 | }, |
| 680 | }; |
| 681 | |
| 682 | static const char *balloon3_part_probes[] = { "cmdlinepart", NULL }; |
| 683 | |
| 684 | struct platform_nand_data balloon3_nand_pdata = { |
| 685 | .chip = { |
| 686 | .nr_chips = 4, |
| 687 | .chip_offset = 0, |
| 688 | .nr_partitions = ARRAY_SIZE(balloon3_partition_info), |
| 689 | .partitions = balloon3_partition_info, |
| 690 | .chip_delay = 50, |
| 691 | .part_probe_types = balloon3_part_probes, |
| 692 | }, |
| 693 | .ctrl = { |
| 694 | .hwcontrol = 0, |
Marek Vasut | 59bdd13 | 2010-10-19 17:06:49 +0200 | [diff] [blame] | 695 | .dev_ready = balloon3_nand_dev_ready, |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 696 | .select_chip = balloon3_nand_select_chip, |
| 697 | .cmd_ctrl = balloon3_nand_cmd_ctl, |
| 698 | .probe = balloon3_nand_probe, |
| 699 | .remove = balloon3_nand_remove, |
| 700 | }, |
| 701 | }; |
| 702 | |
| 703 | static struct resource balloon3_nand_resource[] = { |
| 704 | [0] = { |
| 705 | .start = BALLOON3_NAND_BASE, |
| 706 | .end = BALLOON3_NAND_BASE + 0x4, |
| 707 | .flags = IORESOURCE_MEM, |
| 708 | }, |
| 709 | }; |
| 710 | |
| 711 | static struct platform_device balloon3_nand = { |
| 712 | .name = "gen_nand", |
| 713 | .num_resources = ARRAY_SIZE(balloon3_nand_resource), |
| 714 | .resource = balloon3_nand_resource, |
| 715 | .id = -1, |
| 716 | .dev = { |
| 717 | .platform_data = &balloon3_nand_pdata, |
| 718 | } |
| 719 | }; |
| 720 | |
| 721 | static void __init balloon3_nand_init(void) |
| 722 | { |
| 723 | platform_device_register(&balloon3_nand); |
| 724 | } |
| 725 | #else |
| 726 | static inline void balloon3_nand_init(void) {} |
| 727 | #endif |
| 728 | |
| 729 | /****************************************************************************** |
Marek Vasut | 3a27f6e | 2010-07-28 08:27:49 +0200 | [diff] [blame] | 730 | * Core power regulator |
| 731 | ******************************************************************************/ |
| 732 | #if defined(CONFIG_REGULATOR_MAX1586) || \ |
| 733 | defined(CONFIG_REGULATOR_MAX1586_MODULE) |
| 734 | static struct regulator_consumer_supply balloon3_max1587a_consumers[] = { |
| 735 | { |
| 736 | .supply = "vcc_core", |
| 737 | } |
| 738 | }; |
| 739 | |
| 740 | static struct regulator_init_data balloon3_max1587a_v3_info = { |
| 741 | .constraints = { |
| 742 | .name = "vcc_core range", |
| 743 | .min_uV = 900000, |
| 744 | .max_uV = 1705000, |
| 745 | .always_on = 1, |
| 746 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, |
| 747 | }, |
| 748 | .consumer_supplies = balloon3_max1587a_consumers, |
| 749 | .num_consumer_supplies = ARRAY_SIZE(balloon3_max1587a_consumers), |
| 750 | }; |
| 751 | |
| 752 | static struct max1586_subdev_data balloon3_max1587a_subdevs[] = { |
| 753 | { |
| 754 | .name = "vcc_core", |
| 755 | .id = MAX1586_V3, |
| 756 | .platform_data = &balloon3_max1587a_v3_info, |
| 757 | } |
| 758 | }; |
| 759 | |
| 760 | static struct max1586_platform_data balloon3_max1587a_info = { |
| 761 | .subdevs = balloon3_max1587a_subdevs, |
| 762 | .num_subdevs = ARRAY_SIZE(balloon3_max1587a_subdevs), |
| 763 | .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */ |
| 764 | }; |
| 765 | |
| 766 | static struct i2c_board_info __initdata balloon3_pi2c_board_info[] = { |
| 767 | { |
| 768 | I2C_BOARD_INFO("max1586", 0x14), |
| 769 | .platform_data = &balloon3_max1587a_info, |
| 770 | }, |
| 771 | }; |
| 772 | |
| 773 | static void __init balloon3_pmic_init(void) |
| 774 | { |
| 775 | pxa27x_set_i2c_power_info(NULL); |
| 776 | i2c_register_board_info(1, ARRAY_AND_SIZE(balloon3_pi2c_board_info)); |
| 777 | } |
| 778 | #else |
| 779 | static inline void balloon3_pmic_init(void) {} |
| 780 | #endif |
| 781 | |
| 782 | /****************************************************************************** |
Marek Vasut | b0240bf | 2010-07-26 23:24:44 +0200 | [diff] [blame] | 783 | * Machine init |
| 784 | ******************************************************************************/ |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 785 | static void __init balloon3_init(void) |
| 786 | { |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 787 | ARB_CNTRL = ARB_CORE_PARK | 0x234; |
| 788 | |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 789 | pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_pin_config)); |
| 790 | |
Russell King | cc155c6 | 2009-11-09 13:34:08 +0800 | [diff] [blame] | 791 | pxa_set_ffuart_info(NULL); |
| 792 | pxa_set_btuart_info(NULL); |
| 793 | pxa_set_stuart_info(NULL); |
| 794 | |
Marek Vasut | 02a453e | 2010-07-27 23:11:03 +0200 | [diff] [blame] | 795 | balloon3_i2c_init(); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 796 | balloon3_irda_init(); |
| 797 | balloon3_lcd_init(); |
| 798 | balloon3_leds_init(); |
| 799 | balloon3_mmc_init(); |
Marek Vasut | e6a8ef5 | 2010-07-28 03:32:05 +0200 | [diff] [blame] | 800 | balloon3_nand_init(); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 801 | balloon3_nor_init(); |
Marek Vasut | 3a27f6e | 2010-07-28 08:27:49 +0200 | [diff] [blame] | 802 | balloon3_pmic_init(); |
Marek Vasut | 12a2449 | 2010-07-27 01:37:44 +0200 | [diff] [blame] | 803 | balloon3_ts_init(); |
| 804 | balloon3_udc_init(); |
| 805 | balloon3_uhc_init(); |
Marek Vasut | b476ef0 | 2010-08-09 06:23:28 +0200 | [diff] [blame] | 806 | balloon3_cf_init(); |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 807 | } |
| 808 | |
| 809 | static struct map_desc balloon3_io_desc[] __initdata = { |
| 810 | { /* CPLD/FPGA */ |
| 811 | .virtual = BALLOON3_FPGA_VIRT, |
| 812 | .pfn = __phys_to_pfn(BALLOON3_FPGA_PHYS), |
| 813 | .length = BALLOON3_FPGA_LENGTH, |
| 814 | .type = MT_DEVICE, |
| 815 | }, |
| 816 | }; |
| 817 | |
| 818 | static void __init balloon3_map_io(void) |
| 819 | { |
Marek Vasut | 851982c | 2010-10-11 02:20:19 +0200 | [diff] [blame] | 820 | pxa27x_map_io(); |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 821 | iotable_init(balloon3_io_desc, ARRAY_SIZE(balloon3_io_desc)); |
| 822 | } |
| 823 | |
| 824 | MACHINE_START(BALLOON3, "Balloon3") |
| 825 | /* Maintainer: Nick Bane. */ |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 826 | .map_io = balloon3_map_io, |
Haojian Zhuang | 6ac6b81 | 2010-08-20 15:23:59 +0800 | [diff] [blame] | 827 | .nr_irqs = BALLOON3_NR_IRQS, |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 828 | .init_irq = balloon3_init_irq, |
| 829 | .timer = &pxa_timer, |
| 830 | .init_machine = balloon3_init, |
Russell King | b75c178 | 2011-01-04 19:03:16 +0000 | [diff] [blame] | 831 | .boot_params = PLAT_PHYS_OFFSET + 0x100, |
Jonathan McDowell | 2a23ec3 | 2009-07-04 14:43:56 +0100 | [diff] [blame] | 832 | MACHINE_END |