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-rw-r--r--arch/arm/mach-pxa/mainstone.c138
1 files changed, 81 insertions, 57 deletions
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 75be0c74a640..7fa5a3779e0d 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -40,7 +40,7 @@
40 40
41#include <asm/arch/pxa-regs.h> 41#include <asm/arch/pxa-regs.h>
42#include <asm/arch/pxa2xx-regs.h> 42#include <asm/arch/pxa2xx-regs.h>
43#include <asm/arch/pxa2xx-gpio.h> 43#include <asm/arch/mfp-pxa27x.h>
44#include <asm/arch/mainstone.h> 44#include <asm/arch/mainstone.h>
45#include <asm/arch/audio.h> 45#include <asm/arch/audio.h>
46#include <asm/arch/pxafb.h> 46#include <asm/arch/pxafb.h>
@@ -51,6 +51,81 @@
51#include "generic.h" 51#include "generic.h"
52#include "devices.h" 52#include "devices.h"
53 53
54static unsigned long mainstone_pin_config[] = {
55 /* Chip Select */
56 GPIO15_nCS_1,
57
58 /* LCD - 16bpp Active TFT */
59 GPIO58_LCD_LDD_0,
60 GPIO59_LCD_LDD_1,
61 GPIO60_LCD_LDD_2,
62 GPIO61_LCD_LDD_3,
63 GPIO62_LCD_LDD_4,
64 GPIO63_LCD_LDD_5,
65 GPIO64_LCD_LDD_6,
66 GPIO65_LCD_LDD_7,
67 GPIO66_LCD_LDD_8,
68 GPIO67_LCD_LDD_9,
69 GPIO68_LCD_LDD_10,
70 GPIO69_LCD_LDD_11,
71 GPIO70_LCD_LDD_12,
72 GPIO71_LCD_LDD_13,
73 GPIO72_LCD_LDD_14,
74 GPIO73_LCD_LDD_15,
75 GPIO74_LCD_FCLK,
76 GPIO75_LCD_LCLK,
77 GPIO76_LCD_PCLK,
78 GPIO77_LCD_BIAS,
79 GPIO16_PWM0_OUT, /* Backlight */
80
81 /* MMC */
82 GPIO32_MMC_CLK,
83 GPIO112_MMC_CMD,
84 GPIO92_MMC_DAT_0,
85 GPIO109_MMC_DAT_1,
86 GPIO110_MMC_DAT_2,
87 GPIO111_MMC_DAT_3,
88
89 /* USB Host Port 1 */
90 GPIO88_USBH1_PWR,
91 GPIO89_USBH1_PEN,
92
93 /* PC Card */
94 GPIO48_nPOE,
95 GPIO49_nPWE,
96 GPIO50_nPIOR,
97 GPIO51_nPIOW,
98 GPIO85_nPCE_1,
99 GPIO54_nPCE_2,
100 GPIO79_PSKTSEL,
101 GPIO55_nPREG,
102 GPIO56_nPWAIT,
103 GPIO57_nIOIS16,
104
105 /* AC97 */
106 GPIO45_AC97_SYSCLK,
107
108 /* Keypad */
109 GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH,
110 GPIO94_KP_DKIN_1 | WAKEUP_ON_LEVEL_HIGH,
111 GPIO95_KP_DKIN_2 | WAKEUP_ON_LEVEL_HIGH,
112 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
113 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
114 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
115 GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
116 GPIO98_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
117 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
118 GPIO103_KP_MKOUT_0,
119 GPIO104_KP_MKOUT_1,
120 GPIO105_KP_MKOUT_2,
121 GPIO106_KP_MKOUT_3,
122 GPIO107_KP_MKOUT_4,
123 GPIO108_KP_MKOUT_5,
124 GPIO96_KP_MKOUT_6,
125
126 /* GPIO */
127 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
128};
54 129
55static unsigned long mainstone_irq_enabled; 130static unsigned long mainstone_irq_enabled;
56 131
@@ -279,13 +354,13 @@ static int mainstone_backlight_update_status(struct backlight_device *bl)
279 bl->props.fb_blank != FB_BLANK_UNBLANK) 354 bl->props.fb_blank != FB_BLANK_UNBLANK)
280 brightness = 0; 355 brightness = 0;
281 356
282 if (brightness != 0) { 357 if (brightness != 0)
283 pxa_gpio_mode(GPIO16_PWM0_MD);
284 pxa_set_cken(CKEN_PWM0, 1); 358 pxa_set_cken(CKEN_PWM0, 1);
285 } 359
286 PWM_CTRL0 = 0; 360 PWM_CTRL0 = 0;
287 PWM_PWDUTY0 = brightness; 361 PWM_PWDUTY0 = brightness;
288 PWM_PERVAL0 = bl->props.max_brightness; 362 PWM_PERVAL0 = bl->props.max_brightness;
363
289 if (brightness == 0) 364 if (brightness == 0)
290 pxa_set_cken(CKEN_PWM0, 0); 365 pxa_set_cken(CKEN_PWM0, 0);
291 return 0; /* pointless return value */ 366 return 0; /* pointless return value */
@@ -363,16 +438,6 @@ static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_in
363{ 438{
364 int err; 439 int err;
365 440
366 /*
367 * setup GPIO for PXA27x MMC controller
368 */
369 pxa_gpio_mode(GPIO32_MMCCLK_MD);
370 pxa_gpio_mode(GPIO112_MMCCMD_MD);
371 pxa_gpio_mode(GPIO92_MMCDAT0_MD);
372 pxa_gpio_mode(GPIO109_MMCDAT1_MD);
373 pxa_gpio_mode(GPIO110_MMCDAT2_MD);
374 pxa_gpio_mode(GPIO111_MMCDAT3_MD);
375
376 /* make sure SD/Memory Stick multiplexer's signals 441 /* make sure SD/Memory Stick multiplexer's signals
377 * are routed to MMC controller 442 * are routed to MMC controller
378 */ 443 */
@@ -444,10 +509,6 @@ static struct platform_device *platform_devices[] __initdata = {
444 509
445static int mainstone_ohci_init(struct device *dev) 510static int mainstone_ohci_init(struct device *dev)
446{ 511{
447 /* setup Port1 GPIO pin. */
448 pxa_gpio_mode( 88 | GPIO_ALT_FN_1_IN); /* USBHPWR1 */
449 pxa_gpio_mode( 89 | GPIO_ALT_FN_2_OUT); /* USBHPEN1 */
450
451 /* Set the Power Control Polarity Low and Power Sense 512 /* Set the Power Control Polarity Low and Power Sense
452 Polarity Low to active low. */ 513 Polarity Low to active low. */
453 UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & 514 UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
@@ -465,6 +526,8 @@ static void __init mainstone_init(void)
465{ 526{
466 int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */ 527 int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */
467 528
529 pxa2xx_mfp_config(ARRAY_AND_SIZE(mainstone_pin_config));
530
468 mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4; 531 mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4;
469 mst_flash_data[1].width = 4; 532 mst_flash_data[1].width = 4;
470 533
@@ -481,31 +544,6 @@ static void __init mainstone_init(void)
481 */ 544 */
482 ARB_CNTRL = ARB_CORE_PARK | 0x234; 545 ARB_CNTRL = ARB_CORE_PARK | 0x234;
483 546
484 /*
485 * On Mainstone, we route AC97_SYSCLK via GPIO45 to
486 * the audio daughter card
487 */
488 pxa_gpio_mode(GPIO45_SYSCLK_AC97_MD);
489
490 GPSR(GPIO48_nPOE) =
491 GPIO_bit(GPIO48_nPOE) |
492 GPIO_bit(GPIO49_nPWE) |
493 GPIO_bit(GPIO50_nPIOR) |
494 GPIO_bit(GPIO51_nPIOW) |
495 GPIO_bit(GPIO85_nPCE_1) |
496 GPIO_bit(GPIO54_nPCE_2);
497
498 pxa_gpio_mode(GPIO48_nPOE_MD);
499 pxa_gpio_mode(GPIO49_nPWE_MD);
500 pxa_gpio_mode(GPIO50_nPIOR_MD);
501 pxa_gpio_mode(GPIO51_nPIOW_MD);
502 pxa_gpio_mode(GPIO85_nPCE_1_MD);
503 pxa_gpio_mode(GPIO54_nPCE_2_MD);
504 pxa_gpio_mode(GPIO79_pSKTSEL_MD);
505 pxa_gpio_mode(GPIO55_nPREG_MD);
506 pxa_gpio_mode(GPIO56_nPWAIT_MD);
507 pxa_gpio_mode(GPIO57_nIOIS16_MD);
508
509 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); 547 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
510 548
511 /* reading Mainstone's "Virtual Configuration Register" 549 /* reading Mainstone's "Virtual Configuration Register"
@@ -538,23 +576,9 @@ static void __init mainstone_map_io(void)
538 pxa_map_io(); 576 pxa_map_io();
539 iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc)); 577 iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc));
540 578
541 /* initialize sleep mode regs (wake-up sources, etc) */
542 PGSR0 = 0x00008800;
543 PGSR1 = 0x00000002;
544 PGSR2 = 0x0001FC00;
545 PGSR3 = 0x00001F81;
546 PWER = 0xC0000002;
547 PRER = 0x00000002;
548 PFER = 0x00000002;
549 /* for use I SRAM as framebuffer. */ 579 /* for use I SRAM as framebuffer. */
550 PSLR |= 0xF04; 580 PSLR |= 0xF04;
551 PCFR = 0x66; 581 PCFR = 0x66;
552 /* For Keypad wakeup. */
553 KPC &=~KPC_ASACT;
554 KPC |=KPC_AS;
555 PKWR = 0x000FD000;
556 /* Need read PKWR back after set it. */
557 PKWR;
558} 582}
559 583
560MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") 584MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)")