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-rw-r--r--arch/arm/mach-pxa/cm-x270.c472
1 files changed, 4 insertions, 468 deletions
diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c
index af003a269534..a82dad1a8cc8 100644
--- a/arch/arm/mach-pxa/cm-x270.c
+++ b/arch/arm/mach-pxa/cm-x270.c
@@ -14,46 +14,22 @@
14#include <linux/irq.h> 14#include <linux/irq.h>
15#include <linux/gpio.h> 15#include <linux/gpio.h>
16 16
17#include <linux/dm9000.h>
18#include <linux/rtc-v3020.h> 17#include <linux/rtc-v3020.h>
19#include <video/mbxfb.h> 18#include <video/mbxfb.h>
20#include <linux/leds.h>
21 19
22#include <asm/mach/arch.h>
23#include <asm/mach-types.h>
24#include <asm/mach/map.h>
25
26#include <mach/pxa2xx-regs.h>
27#include <mach/mfp-pxa27x.h> 20#include <mach/mfp-pxa27x.h>
28#include <mach/pxa-regs.h>
29#include <mach/audio.h>
30#include <mach/pxafb.h>
31#include <mach/ohci.h> 21#include <mach/ohci.h>
32#include <mach/mmc.h> 22#include <mach/mmc.h>
33#include <mach/bitfield.h>
34
35#include <asm/hardware/it8152.h>
36 23
37#include "generic.h" 24#include "generic.h"
38#include "cm-x270-pci.h"
39
40/* virtual addresses for statically mapped regions */
41#define CMX270_VIRT_BASE (0xe8000000)
42#define CMX270_IT8152_VIRT (CMX270_VIRT_BASE)
43 25
26/* physical address if local-bus attached devices */
44#define RTC_PHYS_BASE (PXA_CS1_PHYS + (5 << 22)) 27#define RTC_PHYS_BASE (PXA_CS1_PHYS + (5 << 22))
45#define DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22))
46 28
47/* GPIO IRQ usage */ 29/* GPIO IRQ usage */
48#define GPIO10_ETHIRQ (10)
49#define GPIO22_IT8152_IRQ (22)
50#define GPIO83_MMC_IRQ (83) 30#define GPIO83_MMC_IRQ (83)
51#define GPIO95_GFXIRQ (95)
52 31
53#define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ)
54#define CMX270_IT8152_IRQ IRQ_GPIO(GPIO22_IT8152_IRQ)
55#define CMX270_MMC_IRQ IRQ_GPIO(GPIO83_MMC_IRQ) 32#define CMX270_MMC_IRQ IRQ_GPIO(GPIO83_MMC_IRQ)
56#define CMX270_GFXIRQ IRQ_GPIO(GPIO95_GFXIRQ)
57 33
58/* MMC power enable */ 34/* MMC power enable */
59#define GPIO105_MMC_POWER (105) 35#define GPIO105_MMC_POWER (105)
@@ -157,62 +133,6 @@ static unsigned long cmx270_pin_config[] = {
157 GPIO83_GPIO, /* MMC card detect */ 133 GPIO83_GPIO, /* MMC card detect */
158}; 134};
159 135
160#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
161static struct resource cmx270_dm9000_resource[] = {
162 [0] = {
163 .start = DM9000_PHYS_BASE,
164 .end = DM9000_PHYS_BASE + 4,
165 .flags = IORESOURCE_MEM,
166 },
167 [1] = {
168 .start = DM9000_PHYS_BASE + 8,
169 .end = DM9000_PHYS_BASE + 8 + 500,
170 .flags = IORESOURCE_MEM,
171 },
172 [2] = {
173 .start = CMX270_ETHIRQ,
174 .end = CMX270_ETHIRQ,
175 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
176 }
177};
178
179static struct dm9000_plat_data cmx270_dm9000_platdata = {
180 .flags = DM9000_PLATF_32BITONLY,
181};
182
183static struct platform_device cmx270_dm9000_device = {
184 .name = "dm9000",
185 .id = 0,
186 .num_resources = ARRAY_SIZE(cmx270_dm9000_resource),
187 .resource = cmx270_dm9000_resource,
188 .dev = {
189 .platform_data = &cmx270_dm9000_platdata,
190 }
191};
192
193static void __init cmx270_init_dm9000(void)
194{
195 platform_device_register(&cmx270_dm9000_device);
196}
197#else
198static inline void cmx270_init_dm9000(void) {}
199#endif
200
201/* UCB1400 touchscreen controller */
202#if defined(CONFIG_TOUCHSCREEN_UCB1400) || defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE)
203static struct platform_device cmx270_ts_device = {
204 .name = "ucb1400_ts",
205 .id = -1,
206};
207
208static void __init cmx270_init_touchscreen(void)
209{
210 platform_device_register(&cmx270_ts_device);
211}
212#else
213static inline void cmx270_init_touchscreen(void) {}
214#endif
215
216/* V3020 RTC */ 136/* V3020 RTC */
217#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) 137#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
218static struct resource cmx270_v3020_resource[] = { 138static struct resource cmx270_v3020_resource[] = {
@@ -242,45 +162,7 @@ static void __init cmx270_init_rtc(void)
242 platform_device_register(&cmx270_rtc_device); 162 platform_device_register(&cmx270_rtc_device);
243} 163}
244#else 164#else
245static inline void cmx270_init_rtc(void) {} 165static inline void cmx2xx_init_rtc(void) {}
246#endif
247
248/* CM-X270 LEDs */
249#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
250static struct gpio_led cmx270_leds[] = {
251 [0] = {
252 .name = "cm-x270:red",
253 .default_trigger = "nand-disk",
254 .gpio = 93,
255 .active_low = 1,
256 },
257 [1] = {
258 .name = "cm-x270:green",
259 .default_trigger = "heartbeat",
260 .gpio = 94,
261 .active_low = 1,
262 },
263};
264
265static struct gpio_led_platform_data cmx270_gpio_led_pdata = {
266 .num_leds = ARRAY_SIZE(cmx270_leds),
267 .leds = cmx270_leds,
268};
269
270static struct platform_device cmx270_led_device = {
271 .name = "leds-gpio",
272 .id = -1,
273 .dev = {
274 .platform_data = &cmx270_gpio_led_pdata,
275 },
276};
277
278static void __init cmx270_init_leds(void)
279{
280 platform_device_register(&cmx270_led_device);
281}
282#else
283static inline void cmx270_init_leds(void) {}
284#endif 166#endif
285 167
286/* 2700G graphics */ 168/* 2700G graphics */
@@ -373,238 +255,11 @@ static void __init cmx270_init_2700G(void)
373static inline void cmx270_init_2700G(void) {} 255static inline void cmx270_init_2700G(void) {}
374#endif 256#endif
375 257
376#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
377/*
378 Display definitions
379 keep these for backwards compatibility, although symbolic names (as
380 e.g. in lpd270.c) looks better
381*/
382#define MTYPE_STN320x240 0
383#define MTYPE_TFT640x480 1
384#define MTYPE_CRT640x480 2
385#define MTYPE_CRT800x600 3
386#define MTYPE_TFT320x240 6
387#define MTYPE_STN640x480 7
388
389static struct pxafb_mode_info generic_stn_320x240_mode = {
390 .pixclock = 76923,
391 .bpp = 8,
392 .xres = 320,
393 .yres = 240,
394 .hsync_len = 3,
395 .vsync_len = 2,
396 .left_margin = 3,
397 .upper_margin = 0,
398 .right_margin = 3,
399 .lower_margin = 0,
400 .sync = (FB_SYNC_HOR_HIGH_ACT |
401 FB_SYNC_VERT_HIGH_ACT),
402 .cmap_greyscale = 0,
403};
404
405static struct pxafb_mach_info generic_stn_320x240 = {
406 .modes = &generic_stn_320x240_mode,
407 .num_modes = 1,
408 .lccr0 = 0,
409 .lccr3 = (LCCR3_PixClkDiv(0x03) |
410 LCCR3_Acb(0xff) |
411 LCCR3_PCP),
412 .cmap_inverse = 0,
413 .cmap_static = 0,
414};
415
416static struct pxafb_mode_info generic_tft_640x480_mode = {
417 .pixclock = 38461,
418 .bpp = 8,
419 .xres = 640,
420 .yres = 480,
421 .hsync_len = 60,
422 .vsync_len = 2,
423 .left_margin = 70,
424 .upper_margin = 10,
425 .right_margin = 70,
426 .lower_margin = 5,
427 .sync = 0,
428 .cmap_greyscale = 0,
429};
430
431static struct pxafb_mach_info generic_tft_640x480 = {
432 .modes = &generic_tft_640x480_mode,
433 .num_modes = 1,
434 .lccr0 = (LCCR0_PAS),
435 .lccr3 = (LCCR3_PixClkDiv(0x01) |
436 LCCR3_Acb(0xff) |
437 LCCR3_PCP),
438 .cmap_inverse = 0,
439 .cmap_static = 0,
440};
441
442static struct pxafb_mode_info generic_crt_640x480_mode = {
443 .pixclock = 38461,
444 .bpp = 8,
445 .xres = 640,
446 .yres = 480,
447 .hsync_len = 63,
448 .vsync_len = 2,
449 .left_margin = 81,
450 .upper_margin = 33,
451 .right_margin = 16,
452 .lower_margin = 10,
453 .sync = (FB_SYNC_HOR_HIGH_ACT |
454 FB_SYNC_VERT_HIGH_ACT),
455 .cmap_greyscale = 0,
456};
457
458static struct pxafb_mach_info generic_crt_640x480 = {
459 .modes = &generic_crt_640x480_mode,
460 .num_modes = 1,
461 .lccr0 = (LCCR0_PAS),
462 .lccr3 = (LCCR3_PixClkDiv(0x01) |
463 LCCR3_Acb(0xff)),
464 .cmap_inverse = 0,
465 .cmap_static = 0,
466};
467
468static struct pxafb_mode_info generic_crt_800x600_mode = {
469 .pixclock = 28846,
470 .bpp = 8,
471 .xres = 800,
472 .yres = 600,
473 .hsync_len = 63,
474 .vsync_len = 2,
475 .left_margin = 26,
476 .upper_margin = 21,
477 .right_margin = 26,
478 .lower_margin = 11,
479 .sync = (FB_SYNC_HOR_HIGH_ACT |
480 FB_SYNC_VERT_HIGH_ACT),
481 .cmap_greyscale = 0,
482};
483
484static struct pxafb_mach_info generic_crt_800x600 = {
485 .modes = &generic_crt_800x600_mode,
486 .num_modes = 1,
487 .lccr0 = (LCCR0_PAS),
488 .lccr3 = (LCCR3_PixClkDiv(0x02) |
489 LCCR3_Acb(0xff)),
490 .cmap_inverse = 0,
491 .cmap_static = 0,
492};
493
494static struct pxafb_mode_info generic_tft_320x240_mode = {
495 .pixclock = 134615,
496 .bpp = 16,
497 .xres = 320,
498 .yres = 240,
499 .hsync_len = 63,
500 .vsync_len = 7,
501 .left_margin = 75,
502 .upper_margin = 0,
503 .right_margin = 15,
504 .lower_margin = 15,
505 .sync = 0,
506 .cmap_greyscale = 0,
507};
508
509static struct pxafb_mach_info generic_tft_320x240 = {
510 .modes = &generic_tft_320x240_mode,
511 .num_modes = 1,
512 .lccr0 = (LCCR0_PAS),
513 .lccr3 = (LCCR3_PixClkDiv(0x06) |
514 LCCR3_Acb(0xff) |
515 LCCR3_PCP),
516 .cmap_inverse = 0,
517 .cmap_static = 0,
518};
519
520static struct pxafb_mode_info generic_stn_640x480_mode = {
521 .pixclock = 57692,
522 .bpp = 8,
523 .xres = 640,
524 .yres = 480,
525 .hsync_len = 4,
526 .vsync_len = 2,
527 .left_margin = 10,
528 .upper_margin = 5,
529 .right_margin = 10,
530 .lower_margin = 5,
531 .sync = (FB_SYNC_HOR_HIGH_ACT |
532 FB_SYNC_VERT_HIGH_ACT),
533 .cmap_greyscale = 0,
534};
535
536static struct pxafb_mach_info generic_stn_640x480 = {
537 .modes = &generic_stn_640x480_mode,
538 .num_modes = 1,
539 .lccr0 = 0,
540 .lccr3 = (LCCR3_PixClkDiv(0x02) |
541 LCCR3_Acb(0xff)),
542 .cmap_inverse = 0,
543 .cmap_static = 0,
544};
545
546static struct pxafb_mach_info *cmx270_display = &generic_crt_640x480;
547
548static int __init cmx270_set_display(char *str)
549{
550 int disp_type = simple_strtol(str, NULL, 0);
551 switch (disp_type) {
552 case MTYPE_STN320x240:
553 cmx270_display = &generic_stn_320x240;
554 break;
555 case MTYPE_TFT640x480:
556 cmx270_display = &generic_tft_640x480;
557 break;
558 case MTYPE_CRT640x480:
559 cmx270_display = &generic_crt_640x480;
560 break;
561 case MTYPE_CRT800x600:
562 cmx270_display = &generic_crt_800x600;
563 break;
564 case MTYPE_TFT320x240:
565 cmx270_display = &generic_tft_320x240;
566 break;
567 case MTYPE_STN640x480:
568 cmx270_display = &generic_stn_640x480;
569 break;
570 default: /* fallback to CRT 640x480 */
571 cmx270_display = &generic_crt_640x480;
572 break;
573 }
574 return 1;
575}
576
577/*
578 This should be done really early to get proper configuration for
579 frame buffer.
580 Indeed, pxafb parameters can be used istead, but CM-X270 bootloader
581 has limitied line length for kernel command line, and also it will
582 break compatibitlty with proprietary releases already in field.
583*/
584__setup("monitor=", cmx270_set_display);
585
586static void __init cmx270_init_display(void)
587{
588 set_pxa_fb_info(cmx270_display);
589}
590#else
591static inline void cmx270_init_display(void) {}
592#endif
593
594/* PXA27x OHCI controller setup */ 258/* PXA27x OHCI controller setup */
595#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) 259#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
596static int cmx270_ohci_init(struct device *dev)
597{
598 /* Set the Power Control Polarity Low */
599 UHCHR = (UHCHR | UHCHR_PCPL) &
600 ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE);
601
602 return 0;
603}
604
605static struct pxaohci_platform_data cmx270_ohci_platform_data = { 260static struct pxaohci_platform_data cmx270_ohci_platform_data = {
606 .port_mode = PMM_PERPORT_MODE, 261 .port_mode = PMM_PERPORT_MODE,
607 .init = cmx270_ohci_init, 262 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
608}; 263};
609 264
610static void __init cmx270_init_ohci(void) 265static void __init cmx270_init_ohci(void)
@@ -676,131 +331,12 @@ static void __init cmx270_init_mmc(void)
676static inline void cmx270_init_mmc(void) {} 331static inline void cmx270_init_mmc(void) {}
677#endif 332#endif
678 333
679#ifdef CONFIG_PM 334void __init cmx270_init(void)
680static unsigned long sleep_save_msc[10];
681
682static int cmx270_suspend(struct sys_device *dev, pm_message_t state)
683{
684 cmx270_pci_suspend();
685
686 /* save MSC registers */
687 sleep_save_msc[0] = MSC0;
688 sleep_save_msc[1] = MSC1;
689 sleep_save_msc[2] = MSC2;
690
691 /* setup power saving mode registers */
692 PCFR = 0x0;
693 PSLR = 0xff400000;
694 PMCR = 0x00000005;
695 PWER = 0x80000000;
696 PFER = 0x00000000;
697 PRER = 0x00000000;
698 PGSR0 = 0xC0018800;
699 PGSR1 = 0x004F0002;
700 PGSR2 = 0x6021C000;
701 PGSR3 = 0x00020000;
702
703 return 0;
704}
705
706static int cmx270_resume(struct sys_device *dev)
707{
708 cmx270_pci_resume();
709
710 /* restore MSC registers */
711 MSC0 = sleep_save_msc[0];
712 MSC1 = sleep_save_msc[1];
713 MSC2 = sleep_save_msc[2];
714
715 return 0;
716}
717
718static struct sysdev_class cmx270_pm_sysclass = {
719 .name = "pm",
720 .resume = cmx270_resume,
721 .suspend = cmx270_suspend,
722};
723
724static struct sys_device cmx270_pm_device = {
725 .cls = &cmx270_pm_sysclass,
726};
727
728static int __init cmx270_pm_init(void)
729{
730 int error;
731 error = sysdev_class_register(&cmx270_pm_sysclass);
732 if (error == 0)
733 error = sysdev_register(&cmx270_pm_device);
734 return error;
735}
736#else
737static int __init cmx270_pm_init(void) { return 0; }
738#endif
739
740#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
741static void __init cmx270_init_ac97(void)
742{
743 pxa_set_ac97_info(NULL);
744}
745#else
746static inline void cmx270_init_ac97(void) {}
747#endif
748
749static void __init cmx270_init(void)
750{ 335{
751 cmx270_pm_init();
752
753 pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_pin_config)); 336 pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_pin_config));
754 337
755 cmx270_init_dm9000();
756 cmx270_init_rtc(); 338 cmx270_init_rtc();
757 cmx270_init_display();
758 cmx270_init_mmc(); 339 cmx270_init_mmc();
759 cmx270_init_ohci(); 340 cmx270_init_ohci();
760 cmx270_init_ac97();
761 cmx270_init_touchscreen();
762 cmx270_init_leds();
763 cmx270_init_2700G(); 341 cmx270_init_2700G();
764} 342}
765
766static void __init cmx270_init_irq(void)
767{
768 pxa27x_init_irq();
769
770 cmx270_pci_init_irq(GPIO22_IT8152_IRQ);
771}
772
773#ifdef CONFIG_PCI
774/* Map PCI companion statically */
775static struct map_desc cmx270_io_desc[] __initdata = {
776 [0] = { /* PCI bridge */
777 .virtual = CMX270_IT8152_VIRT,
778 .pfn = __phys_to_pfn(PXA_CS4_PHYS),
779 .length = SZ_64M,
780 .type = MT_DEVICE
781 },
782};
783
784static void __init cmx270_map_io(void)
785{
786 pxa_map_io();
787 iotable_init(cmx270_io_desc, ARRAY_SIZE(cmx270_io_desc));
788
789 it8152_base_address = CMX270_IT8152_VIRT;
790}
791#else
792static void __init cmx270_map_io(void)
793{
794 pxa_map_io();
795}
796#endif
797
798MACHINE_START(ARMCORE, "Compulab CM-x270")
799 .boot_params = 0xa0000100,
800 .phys_io = 0x40000000,
801 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
802 .map_io = cmx270_map_io,
803 .init_irq = cmx270_init_irq,
804 .timer = &pxa_timer,
805 .init_machine = cmx270_init,
806MACHINE_END
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-11 01:40:41 -0500