diff options
Diffstat (limited to 'arch/arm/mach-pxa/pcm990-baseboard.c')
| -rw-r--r-- | arch/arm/mach-pxa/pcm990-baseboard.c | 203 |
1 files changed, 139 insertions, 64 deletions
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index 49d951db0f3d..30023b00e476 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c | |||
| @@ -24,6 +24,7 @@ | |||
| 24 | #include <linux/platform_device.h> | 24 | #include <linux/platform_device.h> |
| 25 | #include <linux/ide.h> | 25 | #include <linux/ide.h> |
| 26 | #include <linux/i2c.h> | 26 | #include <linux/i2c.h> |
| 27 | #include <linux/pwm_backlight.h> | ||
| 27 | 28 | ||
| 28 | #include <media/soc_camera.h> | 29 | #include <media/soc_camera.h> |
| 29 | 30 | ||
| @@ -32,13 +33,120 @@ | |||
| 32 | #include <asm/arch/camera.h> | 33 | #include <asm/arch/camera.h> |
| 33 | #include <asm/mach/map.h> | 34 | #include <asm/mach/map.h> |
| 34 | #include <asm/arch/pxa-regs.h> | 35 | #include <asm/arch/pxa-regs.h> |
| 35 | #include <asm/arch/pxa2xx-gpio.h> | 36 | #include <asm/arch/audio.h> |
| 36 | #include <asm/arch/mmc.h> | 37 | #include <asm/arch/mmc.h> |
| 37 | #include <asm/arch/ohci.h> | 38 | #include <asm/arch/ohci.h> |
| 38 | #include <asm/arch/pcm990_baseboard.h> | 39 | #include <asm/arch/pcm990_baseboard.h> |
| 40 | #include <asm/arch/pxafb.h> | ||
| 41 | #include <asm/arch/mfp-pxa27x.h> | ||
| 42 | |||
| 43 | #include "devices.h" | ||
| 44 | #include "generic.h" | ||
| 45 | |||
| 46 | static unsigned long pcm990_pin_config[] __initdata = { | ||
| 47 | /* MMC */ | ||
| 48 | GPIO32_MMC_CLK, | ||
| 49 | GPIO112_MMC_CMD, | ||
| 50 | GPIO92_MMC_DAT_0, | ||
| 51 | GPIO109_MMC_DAT_1, | ||
| 52 | GPIO110_MMC_DAT_2, | ||
| 53 | GPIO111_MMC_DAT_3, | ||
| 54 | /* USB */ | ||
| 55 | GPIO88_USBH1_PWR, | ||
| 56 | GPIO89_USBH1_PEN, | ||
| 57 | /* PWM0 */ | ||
| 58 | GPIO16_PWM0_OUT, | ||
| 59 | }; | ||
| 39 | 60 | ||
| 40 | /* | 61 | /* |
| 41 | * The PCM-990 development baseboard uses PCM-027's hardeware in the | 62 | * pcm990_lcd_power - control power supply to the LCD |
| 63 | * @on: 0 = switch off, 1 = switch on | ||
| 64 | * | ||
| 65 | * Called by the pxafb driver | ||
| 66 | */ | ||
| 67 | #ifndef CONFIG_PCM990_DISPLAY_NONE | ||
| 68 | static void pcm990_lcd_power(int on, struct fb_var_screeninfo *var) | ||
| 69 | { | ||
| 70 | if (on) { | ||
| 71 | /* enable LCD-Latches | ||
| 72 | * power on LCD | ||
| 73 | */ | ||
| 74 | __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) = | ||
| 75 | PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON; | ||
| 76 | } else { | ||
| 77 | /* disable LCD-Latches | ||
| 78 | * power off LCD | ||
| 79 | */ | ||
| 80 | __PCM990_CTRL_REG(PCM990_CTRL_PHYS + PCM990_CTRL_REG3) = 0x00; | ||
| 81 | } | ||
| 82 | } | ||
| 83 | #endif | ||
| 84 | |||
| 85 | #if defined(CONFIG_PCM990_DISPLAY_SHARP) | ||
| 86 | static struct pxafb_mode_info fb_info_sharp_lq084v1dg21 = { | ||
| 87 | .pixclock = 28000, | ||
| 88 | .xres = 640, | ||
| 89 | .yres = 480, | ||
| 90 | .bpp = 16, | ||
| 91 | .hsync_len = 20, | ||
| 92 | .left_margin = 103, | ||
| 93 | .right_margin = 47, | ||
| 94 | .vsync_len = 6, | ||
| 95 | .upper_margin = 28, | ||
| 96 | .lower_margin = 5, | ||
| 97 | .sync = 0, | ||
| 98 | .cmap_greyscale = 0, | ||
| 99 | }; | ||
| 100 | |||
| 101 | static struct pxafb_mach_info pcm990_fbinfo __initdata = { | ||
| 102 | .modes = &fb_info_sharp_lq084v1dg21, | ||
| 103 | .num_modes = 1, | ||
| 104 | .lccr0 = LCCR0_PAS, | ||
| 105 | .lccr3 = LCCR3_PCP, | ||
| 106 | .pxafb_lcd_power = pcm990_lcd_power, | ||
| 107 | }; | ||
| 108 | #elif defined(CONFIG_PCM990_DISPLAY_NEC) | ||
| 109 | struct pxafb_mode_info fb_info_nec_nl6448bc20_18d = { | ||
| 110 | .pixclock = 39720, | ||
| 111 | .xres = 640, | ||
| 112 | .yres = 480, | ||
| 113 | .bpp = 16, | ||
| 114 | .hsync_len = 32, | ||
| 115 | .left_margin = 16, | ||
| 116 | .right_margin = 48, | ||
| 117 | .vsync_len = 2, | ||
| 118 | .upper_margin = 12, | ||
| 119 | .lower_margin = 17, | ||
| 120 | .sync = 0, | ||
| 121 | .cmap_greyscale = 0, | ||
| 122 | }; | ||
| 123 | |||
| 124 | static struct pxafb_mach_info pcm990_fbinfo __initdata = { | ||
| 125 | .modes = &fb_info_nec_nl6448bc20_18d, | ||
| 126 | .num_modes = 1, | ||
| 127 | .lccr0 = LCCR0_Act, | ||
| 128 | .lccr3 = LCCR3_PixFlEdg, | ||
| 129 | .pxafb_lcd_power = pcm990_lcd_power, | ||
| 130 | }; | ||
| 131 | #endif | ||
| 132 | |||
| 133 | static struct platform_pwm_backlight_data pcm990_backlight_data = { | ||
| 134 | .pwm_id = 0, | ||
| 135 | .max_brightness = 1023, | ||
| 136 | .dft_brightness = 1023, | ||
| 137 | .pwm_period_ns = 78770, | ||
| 138 | }; | ||
| 139 | |||
| 140 | static struct platform_device pcm990_backlight_device = { | ||
| 141 | .name = "pwm-backlight", | ||
| 142 | .dev = { | ||
| 143 | .parent = &pxa27x_device_pwm0.dev, | ||
| 144 | .platform_data = &pcm990_backlight_data, | ||
| 145 | }, | ||
| 146 | }; | ||
| 147 | |||
| 148 | /* | ||
| 149 | * The PCM-990 development baseboard uses PCM-027's hardware in the | ||
| 42 | * following way: | 150 | * following way: |
| 43 | * | 151 | * |
| 44 | * - LCD support is in use | 152 | * - LCD support is in use |
| @@ -185,16 +293,6 @@ static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int, | |||
| 185 | { | 293 | { |
| 186 | int err; | 294 | int err; |
| 187 | 295 | ||
| 188 | /* | ||
| 189 | * enable GPIO for PXA27x MMC controller | ||
| 190 | */ | ||
| 191 | pxa_gpio_mode(GPIO32_MMCCLK_MD); | ||
| 192 | pxa_gpio_mode(GPIO112_MMCCMD_MD); | ||
| 193 | pxa_gpio_mode(GPIO92_MMCDAT0_MD); | ||
| 194 | pxa_gpio_mode(GPIO109_MMCDAT1_MD); | ||
| 195 | pxa_gpio_mode(GPIO110_MMCDAT2_MD); | ||
| 196 | pxa_gpio_mode(GPIO111_MMCDAT3_MD); | ||
| 197 | |||
| 198 | err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, IRQF_DISABLED, | 296 | err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, IRQF_DISABLED, |
| 199 | "MMC card detect", data); | 297 | "MMC card detect", data); |
| 200 | if (err) | 298 | if (err) |
| @@ -241,8 +339,6 @@ static struct pxamci_platform_data pcm990_mci_platform_data = { | |||
| 241 | */ | 339 | */ |
| 242 | static int pcm990_ohci_init(struct device *dev) | 340 | static int pcm990_ohci_init(struct device *dev) |
| 243 | { | 341 | { |
| 244 | pxa_gpio_mode(PCM990_USB_OVERCURRENT); | ||
| 245 | pxa_gpio_mode(PCM990_USB_PWR_EN); | ||
| 246 | /* | 342 | /* |
| 247 | * disable USB port 2 and 3 | 343 | * disable USB port 2 and 3 |
| 248 | * power sense is active low | 344 | * power sense is active low |
| @@ -269,23 +365,27 @@ static struct pxaohci_platform_data pcm990_ohci_platform_data = { | |||
| 269 | * PXA27x Camera specific stuff | 365 | * PXA27x Camera specific stuff |
| 270 | */ | 366 | */ |
| 271 | #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) | 367 | #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) |
| 368 | static unsigned long pcm990_camera_pin_config[] = { | ||
| 369 | /* CIF */ | ||
| 370 | GPIO98_CIF_DD_0, | ||
| 371 | GPIO105_CIF_DD_1, | ||
| 372 | GPIO104_CIF_DD_2, | ||
| 373 | GPIO103_CIF_DD_3, | ||
| 374 | GPIO95_CIF_DD_4, | ||
| 375 | GPIO94_CIF_DD_5, | ||
| 376 | GPIO93_CIF_DD_6, | ||
| 377 | GPIO108_CIF_DD_7, | ||
| 378 | GPIO107_CIF_DD_8, | ||
| 379 | GPIO106_CIF_DD_9, | ||
| 380 | GPIO42_CIF_MCLK, | ||
| 381 | GPIO45_CIF_PCLK, | ||
| 382 | GPIO43_CIF_FV, | ||
| 383 | GPIO44_CIF_LV, | ||
| 384 | }; | ||
| 385 | |||
| 272 | static int pcm990_pxacamera_init(struct device *dev) | 386 | static int pcm990_pxacamera_init(struct device *dev) |
| 273 | { | 387 | { |
| 274 | pxa_gpio_mode(GPIO98_CIF_DD_0_MD); | 388 | pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_camera_pin_config)); |
| 275 | pxa_gpio_mode(GPIO105_CIF_DD_1_MD); | ||
| 276 | pxa_gpio_mode(GPIO104_CIF_DD_2_MD); | ||
| 277 | pxa_gpio_mode(GPIO103_CIF_DD_3_MD); | ||
| 278 | pxa_gpio_mode(GPIO95_CIF_DD_4_MD); | ||
| 279 | pxa_gpio_mode(GPIO94_CIF_DD_5_MD); | ||
| 280 | pxa_gpio_mode(GPIO93_CIF_DD_6_MD); | ||
| 281 | pxa_gpio_mode(GPIO108_CIF_DD_7_MD); | ||
| 282 | pxa_gpio_mode(GPIO107_CIF_DD_8_MD); | ||
| 283 | pxa_gpio_mode(GPIO106_CIF_DD_9_MD); | ||
| 284 | pxa_gpio_mode(GPIO42_CIF_MCLK_MD); | ||
| 285 | pxa_gpio_mode(GPIO45_CIF_PCLK_MD); | ||
| 286 | pxa_gpio_mode(GPIO43_CIF_FV_MD); | ||
| 287 | pxa_gpio_mode(GPIO44_CIF_LV_MD); | ||
| 288 | |||
| 289 | return 0; | 389 | return 0; |
| 290 | } | 390 | } |
| 291 | 391 | ||
| @@ -333,36 +433,6 @@ static struct i2c_board_info __initdata pcm990_i2c_devices[] = { | |||
| 333 | #endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */ | 433 | #endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */ |
| 334 | 434 | ||
| 335 | /* | 435 | /* |
| 336 | * AC97 support | ||
| 337 | * Note: The connected AC97 mixer also reports interrupts at PCM990_AC97_IRQ | ||
| 338 | */ | ||
| 339 | static struct resource pxa27x_ac97_resources[] = { | ||
| 340 | [0] = { | ||
| 341 | .start = 0x40500000, | ||
| 342 | .end = 0x40500000 + 0xfff, | ||
| 343 | .flags = IORESOURCE_MEM, | ||
| 344 | }, | ||
| 345 | [1] = { | ||
| 346 | .start = IRQ_AC97, | ||
| 347 | .end = IRQ_AC97, | ||
| 348 | .flags = IORESOURCE_IRQ, | ||
| 349 | }, | ||
| 350 | }; | ||
| 351 | |||
| 352 | static u64 pxa_ac97_dmamask = 0xffffffffUL; | ||
| 353 | |||
| 354 | static struct platform_device pxa27x_device_ac97 = { | ||
| 355 | .name = "pxa2xx-ac97", | ||
| 356 | .id = -1, | ||
| 357 | .dev = { | ||
| 358 | .dma_mask = &pxa_ac97_dmamask, | ||
| 359 | .coherent_dma_mask = 0xffffffff, | ||
| 360 | }, | ||
| 361 | .num_resources = ARRAY_SIZE(pxa27x_ac97_resources), | ||
| 362 | .resource = pxa27x_ac97_resources, | ||
| 363 | }; | ||
| 364 | |||
| 365 | /* | ||
| 366 | * enable generic access to the base board control CPLDs U6 and U7 | 436 | * enable generic access to the base board control CPLDs U6 and U7 |
| 367 | */ | 437 | */ |
| 368 | static struct map_desc pcm990_io_desc[] __initdata = { | 438 | static struct map_desc pcm990_io_desc[] __initdata = { |
| @@ -387,13 +457,18 @@ static struct map_desc pcm990_io_desc[] __initdata = { | |||
| 387 | */ | 457 | */ |
| 388 | void __init pcm990_baseboard_init(void) | 458 | void __init pcm990_baseboard_init(void) |
| 389 | { | 459 | { |
| 460 | pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_pin_config)); | ||
| 461 | |||
| 390 | /* register CPLD access */ | 462 | /* register CPLD access */ |
| 391 | iotable_init(pcm990_io_desc, ARRAY_SIZE(pcm990_io_desc)); | 463 | iotable_init(ARRAY_AND_SIZE(pcm990_io_desc)); |
| 392 | 464 | ||
| 393 | /* register CPLD's IRQ controller */ | 465 | /* register CPLD's IRQ controller */ |
| 394 | pcm990_init_irq(); | 466 | pcm990_init_irq(); |
| 395 | 467 | ||
| 396 | platform_device_register(&pxa27x_device_ac97); | 468 | #ifndef CONFIG_PCM990_DISPLAY_NONE |
| 469 | set_pxa_fb_info(&pcm990_fbinfo); | ||
| 470 | #endif | ||
| 471 | platform_device_register(&pcm990_backlight_device); | ||
| 397 | 472 | ||
| 398 | /* MMC */ | 473 | /* MMC */ |
| 399 | pxa_set_mci_info(&pcm990_mci_platform_data); | 474 | pxa_set_mci_info(&pcm990_mci_platform_data); |
| @@ -402,13 +477,13 @@ void __init pcm990_baseboard_init(void) | |||
| 402 | pxa_set_ohci_info(&pcm990_ohci_platform_data); | 477 | pxa_set_ohci_info(&pcm990_ohci_platform_data); |
| 403 | 478 | ||
| 404 | pxa_set_i2c_info(NULL); | 479 | pxa_set_i2c_info(NULL); |
| 480 | pxa_set_ac97_info(NULL); | ||
| 405 | 481 | ||
| 406 | #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) | 482 | #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) |
| 407 | pxa_set_camera_info(&pcm990_pxacamera_platform_data); | 483 | pxa_set_camera_info(&pcm990_pxacamera_platform_data); |
| 408 | 484 | ||
| 409 | i2c_register_board_info(0, pcm990_i2c_devices, | 485 | i2c_register_board_info(0, ARRAY_AND_SIZE(pcm990_i2c_devices)); |
| 410 | ARRAY_SIZE(pcm990_i2c_devices)); | ||
| 411 | #endif | 486 | #endif |
| 412 | 487 | ||
| 413 | printk(KERN_INFO"PCM-990 Evaluation baseboard initialized\n"); | 488 | printk(KERN_INFO "PCM-990 Evaluation baseboard initialized\n"); |
| 414 | } | 489 | } |
