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21#include <linux/init.h>
22#include <linux/device.h>
23#include <linux/dma-mapping.h>
24#include <linux/platform_device.h>
25#include <linux/interrupt.h>
26#include <linux/irqdomain.h>
27#include <linux/of_address.h>
28#include <linux/of_platform.h>
29#include <linux/amba/bus.h>
30#include <linux/amba/clcd.h>
31#include <linux/platform_data/video-clcd-versatile.h>
32#include <linux/amba/pl061.h>
33#include <linux/amba/mmci.h>
34#include <linux/amba/pl022.h>
35#include <linux/io.h>
36#include <linux/irqchip/arm-vic.h>
37#include <linux/irqchip/versatile-fpga.h>
38#include <linux/gfp.h>
39#include <linux/clkdev.h>
40#include <linux/mtd/physmap.h>
41#include <linux/bitops.h>
42#include <linux/reboot.h>
43
44#include <clocksource/timer-sp804.h>
45
46#include <asm/irq.h>
47#include <asm/hardware/icst.h>
48#include <asm/mach-types.h>
49
50#include <asm/mach/arch.h>
51#include <asm/mach/irq.h>
52#include <asm/mach/time.h>
53#include <asm/mach/map.h>
54#include <mach/hardware.h>
55#include <mach/platform.h>
56
57#include <plat/sched_clock.h>
58
59#include "core.h"
60
61
62
63
64
65
66
67#define VA_VIC_BASE __io_address(VERSATILE_VIC_BASE)
68#define VA_SIC_BASE __io_address(VERSATILE_SIC_BASE)
69
70
71#define PIC_VALID_ALL BIT(SIC_INT_KMI0) | BIT(SIC_INT_KMI1) | \
72 BIT(SIC_INT_SCI3) | BIT(SIC_INT_UART3) | \
73 BIT(SIC_INT_CLCD) | BIT(SIC_INT_TOUCH) | \
74 BIT(SIC_INT_KEYPAD) | BIT(SIC_INT_DoC) | \
75 BIT(SIC_INT_USB) | BIT(SIC_INT_PCI0) | \
76 BIT(SIC_INT_PCI1) | BIT(SIC_INT_PCI2) | \
77 BIT(SIC_INT_PCI3)
78#if 1
79#define IRQ_MMCI0A IRQ_VICSOURCE22
80#define IRQ_AACI IRQ_VICSOURCE24
81#define IRQ_ETH IRQ_VICSOURCE25
82#define PIC_MASK 0xFFD00000
83#define PIC_VALID PIC_VALID_ALL
84#else
85#define IRQ_MMCI0A IRQ_SIC_MMCI0A
86#define IRQ_AACI IRQ_SIC_AACI
87#define IRQ_ETH IRQ_SIC_ETH
88#define PIC_MASK 0
89#define PIC_VALID PIC_VALID_ALL | BIT(SIC_INT_MMCI0A) | \
90 BIT(SIC_INT_MMCI1A) | BIT(SIC_INT_AACI) | \
91 BIT(SIC_INT_ETH)
92#endif
93
94
95static const struct of_device_id vic_of_match[] __initconst = {
96 { .compatible = "arm,versatile-vic", },
97 {}
98};
99
100static const struct of_device_id sic_of_match[] __initconst = {
101 { .compatible = "arm,versatile-sic", },
102 {}
103};
104
105void __init versatile_init_irq(void)
106{
107 struct device_node *np;
108
109 np = of_find_matching_node_by_address(NULL, vic_of_match,
110 VERSATILE_VIC_BASE);
111 __vic_init(VA_VIC_BASE, 0, IRQ_VIC_START, ~0, 0, np);
112
113 writel(~0, VA_SIC_BASE + SIC_IRQ_ENABLE_CLEAR);
114
115 np = of_find_matching_node_by_address(NULL, sic_of_match,
116 VERSATILE_SIC_BASE);
117
118 fpga_irq_init(VA_SIC_BASE, "SIC", IRQ_SIC_START,
119 IRQ_VICSOURCE31, PIC_VALID, np);
120
121
122
123
124
125
126
127
128 writel(PIC_MASK, VA_SIC_BASE + SIC_INT_PIC_ENABLE);
129}
130
131static struct map_desc versatile_io_desc[] __initdata __maybe_unused = {
132 {
133 .virtual = IO_ADDRESS(VERSATILE_SYS_BASE),
134 .pfn = __phys_to_pfn(VERSATILE_SYS_BASE),
135 .length = SZ_4K,
136 .type = MT_DEVICE
137 }, {
138 .virtual = IO_ADDRESS(VERSATILE_SIC_BASE),
139 .pfn = __phys_to_pfn(VERSATILE_SIC_BASE),
140 .length = SZ_4K,
141 .type = MT_DEVICE
142 }, {
143 .virtual = IO_ADDRESS(VERSATILE_VIC_BASE),
144 .pfn = __phys_to_pfn(VERSATILE_VIC_BASE),
145 .length = SZ_4K,
146 .type = MT_DEVICE
147 }, {
148 .virtual = IO_ADDRESS(VERSATILE_SCTL_BASE),
149 .pfn = __phys_to_pfn(VERSATILE_SCTL_BASE),
150 .length = SZ_4K * 9,
151 .type = MT_DEVICE
152 },
153#ifdef CONFIG_MACH_VERSATILE_AB
154 {
155 .virtual = IO_ADDRESS(VERSATILE_IB2_BASE),
156 .pfn = __phys_to_pfn(VERSATILE_IB2_BASE),
157 .length = SZ_64M,
158 .type = MT_DEVICE
159 },
160#endif
161#ifdef CONFIG_DEBUG_LL
162 {
163 .virtual = IO_ADDRESS(VERSATILE_UART0_BASE),
164 .pfn = __phys_to_pfn(VERSATILE_UART0_BASE),
165 .length = SZ_4K,
166 .type = MT_DEVICE
167 },
168#endif
169#ifdef CONFIG_PCI
170 {
171 .virtual = IO_ADDRESS(VERSATILE_PCI_CORE_BASE),
172 .pfn = __phys_to_pfn(VERSATILE_PCI_CORE_BASE),
173 .length = SZ_4K,
174 .type = MT_DEVICE
175 }, {
176 .virtual = (unsigned long)VERSATILE_PCI_VIRT_BASE,
177 .pfn = __phys_to_pfn(VERSATILE_PCI_BASE),
178 .length = VERSATILE_PCI_BASE_SIZE,
179 .type = MT_DEVICE
180 }, {
181 .virtual = (unsigned long)VERSATILE_PCI_CFG_VIRT_BASE,
182 .pfn = __phys_to_pfn(VERSATILE_PCI_CFG_BASE),
183 .length = VERSATILE_PCI_CFG_BASE_SIZE,
184 .type = MT_DEVICE
185 },
186#endif
187};
188
189void __init versatile_map_io(void)
190{
191 iotable_init(versatile_io_desc, ARRAY_SIZE(versatile_io_desc));
192}
193
194
195#define VERSATILE_FLASHCTRL (__io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_FLASH_OFFSET)
196
197static void versatile_flash_set_vpp(struct platform_device *pdev, int on)
198{
199 u32 val;
200
201 val = __raw_readl(VERSATILE_FLASHCTRL);
202 if (on)
203 val |= VERSATILE_FLASHPROG_FLVPPEN;
204 else
205 val &= ~VERSATILE_FLASHPROG_FLVPPEN;
206 __raw_writel(val, VERSATILE_FLASHCTRL);
207}
208
209static struct physmap_flash_data versatile_flash_data = {
210 .width = 4,
211 .set_vpp = versatile_flash_set_vpp,
212};
213
214static struct resource versatile_flash_resource = {
215 .start = VERSATILE_FLASH_BASE,
216 .end = VERSATILE_FLASH_BASE + VERSATILE_FLASH_SIZE - 1,
217 .flags = IORESOURCE_MEM,
218};
219
220static struct platform_device versatile_flash_device = {
221 .name = "physmap-flash",
222 .id = 0,
223 .dev = {
224 .platform_data = &versatile_flash_data,
225 },
226 .num_resources = 1,
227 .resource = &versatile_flash_resource,
228};
229
230static struct resource smc91x_resources[] = {
231 [0] = {
232 .start = VERSATILE_ETH_BASE,
233 .end = VERSATILE_ETH_BASE + SZ_64K - 1,
234 .flags = IORESOURCE_MEM,
235 },
236 [1] = {
237 .start = IRQ_ETH,
238 .end = IRQ_ETH,
239 .flags = IORESOURCE_IRQ,
240 },
241};
242
243static struct platform_device smc91x_device = {
244 .name = "smc91x",
245 .id = 0,
246 .num_resources = ARRAY_SIZE(smc91x_resources),
247 .resource = smc91x_resources,
248};
249
250static struct resource versatile_i2c_resource = {
251 .start = VERSATILE_I2C_BASE,
252 .end = VERSATILE_I2C_BASE + SZ_4K - 1,
253 .flags = IORESOURCE_MEM,
254};
255
256static struct platform_device versatile_i2c_device = {
257 .name = "versatile-i2c",
258 .id = 0,
259 .num_resources = 1,
260 .resource = &versatile_i2c_resource,
261};
262
263static struct i2c_board_info versatile_i2c_board_info[] = {
264 {
265 I2C_BOARD_INFO("ds1338", 0xd0 >> 1),
266 },
267};
268
269static int __init versatile_i2c_init(void)
270{
271 return i2c_register_board_info(0, versatile_i2c_board_info,
272 ARRAY_SIZE(versatile_i2c_board_info));
273}
274arch_initcall(versatile_i2c_init);
275
276#define VERSATILE_SYSMCI (__io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_MCI_OFFSET)
277
278unsigned int mmc_status(struct device *dev)
279{
280 struct amba_device *adev = container_of(dev, struct amba_device, dev);
281 u32 mask;
282
283 if (adev->res.start == VERSATILE_MMCI0_BASE)
284 mask = 1;
285 else
286 mask = 2;
287
288 return readl(VERSATILE_SYSMCI) & mask;
289}
290
291static struct mmci_platform_data mmc0_plat_data = {
292 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
293 .status = mmc_status,
294 .gpio_wp = -1,
295 .gpio_cd = -1,
296};
297
298static struct resource char_lcd_resources[] = {
299 {
300 .start = VERSATILE_CHAR_LCD_BASE,
301 .end = (VERSATILE_CHAR_LCD_BASE + SZ_4K - 1),
302 .flags = IORESOURCE_MEM,
303 },
304};
305
306static struct platform_device char_lcd_device = {
307 .name = "arm-charlcd",
308 .id = -1,
309 .num_resources = ARRAY_SIZE(char_lcd_resources),
310 .resource = char_lcd_resources,
311};
312
313static struct resource leds_resources[] = {
314 {
315 .start = VERSATILE_SYS_BASE + VERSATILE_SYS_LED_OFFSET,
316 .end = VERSATILE_SYS_BASE + VERSATILE_SYS_LED_OFFSET + 4,
317 .flags = IORESOURCE_MEM,
318 },
319};
320
321static struct platform_device leds_device = {
322 .name = "versatile-leds",
323 .id = -1,
324 .num_resources = ARRAY_SIZE(leds_resources),
325 .resource = leds_resources,
326};
327
328
329
330
331static const struct icst_params versatile_oscvco_params = {
332 .ref = 24000000,
333 .vco_max = ICST307_VCO_MAX,
334 .vco_min = ICST307_VCO_MIN,
335 .vd_min = 4 + 8,
336 .vd_max = 511 + 8,
337 .rd_min = 1 + 2,
338 .rd_max = 127 + 2,
339 .s2div = icst307_s2div,
340 .idx2s = icst307_idx2s,
341};
342
343static void versatile_oscvco_set(struct clk *clk, struct icst_vco vco)
344{
345 void __iomem *sys_lock = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_LOCK_OFFSET;
346 u32 val;
347
348 val = readl(clk->vcoreg) & ~0x7ffff;
349 val |= vco.v | (vco.r << 9) | (vco.s << 16);
350
351 writel(0xa05f, sys_lock);
352 writel(val, clk->vcoreg);
353 writel(0, sys_lock);
354}
355
356static const struct clk_ops osc4_clk_ops = {
357 .round = icst_clk_round,
358 .set = icst_clk_set,
359 .setvco = versatile_oscvco_set,
360};
361
362static struct clk osc4_clk = {
363 .ops = &osc4_clk_ops,
364 .params = &versatile_oscvco_params,
365};
366
367
368
369
370static struct clk ref24_clk = {
371 .rate = 24000000,
372};
373
374static struct clk sp804_clk = {
375 .rate = 1000000,
376};
377
378static struct clk dummy_apb_pclk;
379
380static struct clk_lookup lookups[] = {
381 {
382 .con_id = "apb_pclk",
383 .clk = &dummy_apb_pclk,
384 }, {
385 .dev_id = "dev:f1",
386 .clk = &ref24_clk,
387 }, {
388 .dev_id = "dev:f2",
389 .clk = &ref24_clk,
390 }, {
391 .dev_id = "dev:f3",
392 .clk = &ref24_clk,
393 }, {
394 .dev_id = "fpga:09",
395 .clk = &ref24_clk,
396 }, {
397 .dev_id = "fpga:06",
398 .clk = &ref24_clk,
399 }, {
400 .dev_id = "fpga:07",
401 .clk = &ref24_clk,
402 }, {
403 .dev_id = "fpga:05",
404 .clk = &ref24_clk,
405 }, {
406 .dev_id = "fpga:0b",
407 .clk = &ref24_clk,
408 }, {
409 .dev_id = "dev:f4",
410 .clk = &ref24_clk,
411 }, {
412 .dev_id = "dev:20",
413 .clk = &osc4_clk,
414 }, {
415 .dev_id = "sp804",
416 .clk = &sp804_clk,
417 },
418};
419
420
421
422
423#define SYS_CLCD_MODE_MASK (3 << 0)
424#define SYS_CLCD_MODE_888 (0 << 0)
425#define SYS_CLCD_MODE_5551 (1 << 0)
426#define SYS_CLCD_MODE_565_RLSB (2 << 0)
427#define SYS_CLCD_MODE_565_BLSB (3 << 0)
428#define SYS_CLCD_NLCDIOON (1 << 2)
429#define SYS_CLCD_VDDPOSSWITCH (1 << 3)
430#define SYS_CLCD_PWR3V5SWITCH (1 << 4)
431#define SYS_CLCD_ID_MASK (0x1f << 8)
432#define SYS_CLCD_ID_SANYO_3_8 (0x00 << 8)
433#define SYS_CLCD_ID_UNKNOWN_8_4 (0x01 << 8)
434#define SYS_CLCD_ID_EPSON_2_2 (0x02 << 8)
435#define SYS_CLCD_ID_SANYO_2_5 (0x07 << 8)
436#define SYS_CLCD_ID_VGA (0x1f << 8)
437
438static bool is_sanyo_2_5_lcd;
439
440
441
442
443static void versatile_clcd_disable(struct clcd_fb *fb)
444{
445 void __iomem *sys_clcd = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_CLCD_OFFSET;
446 u32 val;
447
448 val = readl(sys_clcd);
449 val &= ~SYS_CLCD_NLCDIOON | SYS_CLCD_PWR3V5SWITCH;
450 writel(val, sys_clcd);
451
452#ifdef CONFIG_MACH_VERSATILE_AB
453
454
455
456 if (machine_is_versatile_ab() && is_sanyo_2_5_lcd) {
457 void __iomem *versatile_ib2_ctrl = __io_address(VERSATILE_IB2_CTRL);
458 unsigned long ctrl;
459
460 ctrl = readl(versatile_ib2_ctrl);
461 ctrl &= ~0x01;
462 writel(ctrl, versatile_ib2_ctrl);
463 }
464#endif
465}
466
467
468
469
470static void versatile_clcd_enable(struct clcd_fb *fb)
471{
472 struct fb_var_screeninfo *var = &fb->fb.var;
473 void __iomem *sys_clcd = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_CLCD_OFFSET;
474 u32 val;
475
476 val = readl(sys_clcd);
477 val &= ~SYS_CLCD_MODE_MASK;
478
479 switch (var->green.length) {
480 case 5:
481 val |= SYS_CLCD_MODE_5551;
482 break;
483 case 6:
484 if (var->red.offset == 0)
485 val |= SYS_CLCD_MODE_565_RLSB;
486 else
487 val |= SYS_CLCD_MODE_565_BLSB;
488 break;
489 case 8:
490 val |= SYS_CLCD_MODE_888;
491 break;
492 }
493
494
495
496
497 writel(val, sys_clcd);
498
499
500
501
502 val |= SYS_CLCD_NLCDIOON | SYS_CLCD_PWR3V5SWITCH;
503 writel(val, sys_clcd);
504
505#ifdef CONFIG_MACH_VERSATILE_AB
506
507
508
509 if (machine_is_versatile_ab() && is_sanyo_2_5_lcd) {
510 void __iomem *versatile_ib2_ctrl = __io_address(VERSATILE_IB2_CTRL);
511 unsigned long ctrl;
512
513 ctrl = readl(versatile_ib2_ctrl);
514 ctrl |= 0x01;
515 writel(ctrl, versatile_ib2_ctrl);
516 }
517#endif
518}
519
520
521
522
523
524
525
526static int versatile_clcd_setup(struct clcd_fb *fb)
527{
528 void __iomem *sys_clcd = __io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_CLCD_OFFSET;
529 const char *panel_name;
530 u32 val;
531
532 is_sanyo_2_5_lcd = false;
533
534 val = readl(sys_clcd) & SYS_CLCD_ID_MASK;
535 if (val == SYS_CLCD_ID_SANYO_3_8)
536 panel_name = "Sanyo TM38QV67A02A";
537 else if (val == SYS_CLCD_ID_SANYO_2_5) {
538 panel_name = "Sanyo QVGA Portrait";
539 is_sanyo_2_5_lcd = true;
540 } else if (val == SYS_CLCD_ID_EPSON_2_2)
541 panel_name = "Epson L2F50113T00";
542 else if (val == SYS_CLCD_ID_VGA)
543 panel_name = "VGA";
544 else {
545 printk(KERN_ERR "CLCD: unknown LCD panel ID 0x%08x, using VGA\n",
546 val);
547 panel_name = "VGA";
548 }
549
550 fb->panel = versatile_clcd_get_panel(panel_name);
551 if (!fb->panel)
552 return -EINVAL;
553
554 return versatile_clcd_setup_dma(fb, SZ_1M);
555}
556
557static void versatile_clcd_decode(struct clcd_fb *fb, struct clcd_regs *regs)
558{
559 clcdfb_decode(fb, regs);
560
561
562 if (fb->fb.var.green.length == 6)
563 regs->cntl &= ~CNTL_BGR;
564}
565
566static struct clcd_board clcd_plat_data = {
567 .name = "Versatile",
568 .caps = CLCD_CAP_5551 | CLCD_CAP_565 | CLCD_CAP_888,
569 .check = clcdfb_check,
570 .decode = versatile_clcd_decode,
571 .disable = versatile_clcd_disable,
572 .enable = versatile_clcd_enable,
573 .setup = versatile_clcd_setup,
574 .mmap = versatile_clcd_mmap_dma,
575 .remove = versatile_clcd_remove_dma,
576};
577
578static struct pl061_platform_data gpio0_plat_data = {
579 .gpio_base = 0,
580 .irq_base = IRQ_GPIO0_START,
581};
582
583static struct pl061_platform_data gpio1_plat_data = {
584 .gpio_base = 8,
585 .irq_base = IRQ_GPIO1_START,
586};
587
588static struct pl061_platform_data gpio2_plat_data = {
589 .gpio_base = 16,
590 .irq_base = IRQ_GPIO2_START,
591};
592
593static struct pl061_platform_data gpio3_plat_data = {
594 .gpio_base = 24,
595 .irq_base = IRQ_GPIO3_START,
596};
597
598static struct pl022_ssp_controller ssp0_plat_data = {
599 .bus_id = 0,
600 .enable_dma = 0,
601 .num_chipselect = 1,
602};
603
604#define AACI_IRQ { IRQ_AACI }
605#define MMCI0_IRQ { IRQ_MMCI0A,IRQ_SIC_MMCI0B }
606#define KMI0_IRQ { IRQ_SIC_KMI0 }
607#define KMI1_IRQ { IRQ_SIC_KMI1 }
608
609
610
611
612#define SMC_IRQ { }
613#define MPMC_IRQ { }
614#define CLCD_IRQ { IRQ_CLCDINT }
615#define DMAC_IRQ { IRQ_DMAINT }
616
617
618
619
620#define SCTL_IRQ { }
621#define WATCHDOG_IRQ { IRQ_WDOGINT }
622#define GPIO0_IRQ { IRQ_GPIOINT0 }
623#define GPIO1_IRQ { IRQ_GPIOINT1 }
624#define GPIO2_IRQ { IRQ_GPIOINT2 }
625#define GPIO3_IRQ { IRQ_GPIOINT3 }
626#define RTC_IRQ { IRQ_RTCINT }
627
628
629
630
631#define SCI_IRQ { IRQ_SCIINT }
632#define UART0_IRQ { IRQ_UARTINT0 }
633#define UART1_IRQ { IRQ_UARTINT1 }
634#define UART2_IRQ { IRQ_UARTINT2 }
635#define SSP_IRQ { IRQ_SSPINT }
636
637
638APB_DEVICE(aaci, "fpga:04", AACI, NULL);
639APB_DEVICE(mmc0, "fpga:05", MMCI0, &mmc0_plat_data);
640APB_DEVICE(kmi0, "fpga:06", KMI0, NULL);
641APB_DEVICE(kmi1, "fpga:07", KMI1, NULL);
642
643
644AHB_DEVICE(smc, "dev:00", SMC, NULL);
645AHB_DEVICE(mpmc, "dev:10", MPMC, NULL);
646AHB_DEVICE(clcd, "dev:20", CLCD, &clcd_plat_data);
647AHB_DEVICE(dmac, "dev:30", DMAC, NULL);
648APB_DEVICE(sctl, "dev:e0", SCTL, NULL);
649APB_DEVICE(wdog, "dev:e1", WATCHDOG, NULL);
650APB_DEVICE(gpio0, "dev:e4", GPIO0, &gpio0_plat_data);
651APB_DEVICE(gpio1, "dev:e5", GPIO1, &gpio1_plat_data);
652APB_DEVICE(gpio2, "dev:e6", GPIO2, &gpio2_plat_data);
653APB_DEVICE(gpio3, "dev:e7", GPIO3, &gpio3_plat_data);
654APB_DEVICE(rtc, "dev:e8", RTC, NULL);
655APB_DEVICE(sci0, "dev:f0", SCI, NULL);
656APB_DEVICE(uart0, "dev:f1", UART0, NULL);
657APB_DEVICE(uart1, "dev:f2", UART1, NULL);
658APB_DEVICE(uart2, "dev:f3", UART2, NULL);
659APB_DEVICE(ssp0, "dev:f4", SSP, &ssp0_plat_data);
660
661static struct amba_device *amba_devs[] __initdata = {
662 &dmac_device,
663 &uart0_device,
664 &uart1_device,
665 &uart2_device,
666 &smc_device,
667 &mpmc_device,
668 &clcd_device,
669 &sctl_device,
670 &wdog_device,
671 &gpio0_device,
672 &gpio1_device,
673 &gpio2_device,
674 &gpio3_device,
675 &rtc_device,
676 &sci0_device,
677 &ssp0_device,
678 &aaci_device,
679 &mmc0_device,
680 &kmi0_device,
681 &kmi1_device,
682};
683
684#ifdef CONFIG_OF
685
686
687
688
689
690
691struct of_dev_auxdata versatile_auxdata_lookup[] __initdata = {
692 OF_DEV_AUXDATA("arm,primecell", VERSATILE_MMCI0_BASE, "fpga:05", &mmc0_plat_data),
693 OF_DEV_AUXDATA("arm,primecell", VERSATILE_KMI0_BASE, "fpga:06", NULL),
694 OF_DEV_AUXDATA("arm,primecell", VERSATILE_KMI1_BASE, "fpga:07", NULL),
695 OF_DEV_AUXDATA("arm,primecell", VERSATILE_UART3_BASE, "fpga:09", NULL),
696
697 OF_DEV_AUXDATA("arm,primecell", VERSATILE_MMCI1_BASE, "fpga:0b", NULL),
698
699 OF_DEV_AUXDATA("arm,primecell", VERSATILE_CLCD_BASE, "dev:20", &clcd_plat_data),
700 OF_DEV_AUXDATA("arm,primecell", VERSATILE_UART0_BASE, "dev:f1", NULL),
701 OF_DEV_AUXDATA("arm,primecell", VERSATILE_UART1_BASE, "dev:f2", NULL),
702 OF_DEV_AUXDATA("arm,primecell", VERSATILE_UART2_BASE, "dev:f3", NULL),
703 OF_DEV_AUXDATA("arm,primecell", VERSATILE_SSP_BASE, "dev:f4", &ssp0_plat_data),
704
705#if 0
706
707
708
709
710
711
712 OF_DEV_AUXDATA("arm,primecell", VERSATILE_AACI_BASE, "fpga:04", NULL),
713 OF_DEV_AUXDATA("arm,primecell", VERSATILE_SCI1_BASE, "fpga:0a", NULL),
714 OF_DEV_AUXDATA("arm,primecell", VERSATILE_SMC_BASE, "dev:00", NULL),
715 OF_DEV_AUXDATA("arm,primecell", VERSATILE_MPMC_BASE, "dev:10", NULL),
716 OF_DEV_AUXDATA("arm,primecell", VERSATILE_DMAC_BASE, "dev:30", NULL),
717
718 OF_DEV_AUXDATA("arm,primecell", VERSATILE_SCTL_BASE, "dev:e0", NULL),
719 OF_DEV_AUXDATA("arm,primecell", VERSATILE_WATCHDOG_BASE, "dev:e1", NULL),
720 OF_DEV_AUXDATA("arm,primecell", VERSATILE_GPIO0_BASE, "dev:e4", NULL),
721 OF_DEV_AUXDATA("arm,primecell", VERSATILE_GPIO1_BASE, "dev:e5", NULL),
722 OF_DEV_AUXDATA("arm,primecell", VERSATILE_GPIO2_BASE, "dev:e6", NULL),
723 OF_DEV_AUXDATA("arm,primecell", VERSATILE_GPIO3_BASE, "dev:e7", NULL),
724 OF_DEV_AUXDATA("arm,primecell", VERSATILE_RTC_BASE, "dev:e8", NULL),
725 OF_DEV_AUXDATA("arm,primecell", VERSATILE_SCI_BASE, "dev:f0", NULL),
726#endif
727 {}
728};
729#endif
730
731void versatile_restart(enum reboot_mode mode, const char *cmd)
732{
733 void __iomem *sys = __io_address(VERSATILE_SYS_BASE);
734 u32 val;
735
736 val = __raw_readl(sys + VERSATILE_SYS_RESETCTL_OFFSET);
737 val |= 0x105;
738
739 __raw_writel(0xa05f, sys + VERSATILE_SYS_LOCK_OFFSET);
740 __raw_writel(val, sys + VERSATILE_SYS_RESETCTL_OFFSET);
741 __raw_writel(0, sys + VERSATILE_SYS_LOCK_OFFSET);
742}
743
744
745void __init versatile_init_early(void)
746{
747 u32 val;
748 void __iomem *sys = __io_address(VERSATILE_SYS_BASE);
749
750 osc4_clk.vcoreg = sys + VERSATILE_SYS_OSCCLCD_OFFSET;
751 clkdev_add_table(lookups, ARRAY_SIZE(lookups));
752
753 versatile_sched_clock_init(sys + VERSATILE_SYS_24MHz_OFFSET, 24000000);
754
755
756
757
758
759
760 val = readl(__io_address(VERSATILE_SCTL_BASE));
761 writel((VERSATILE_TIMCLK << VERSATILE_TIMER1_EnSel) |
762 (VERSATILE_TIMCLK << VERSATILE_TIMER2_EnSel) |
763 (VERSATILE_TIMCLK << VERSATILE_TIMER3_EnSel) |
764 (VERSATILE_TIMCLK << VERSATILE_TIMER4_EnSel) | val,
765 __io_address(VERSATILE_SCTL_BASE));
766}
767
768void __init versatile_init(void)
769{
770 int i;
771
772 platform_device_register(&versatile_flash_device);
773 platform_device_register(&versatile_i2c_device);
774 platform_device_register(&smc91x_device);
775 platform_device_register(&char_lcd_device);
776 platform_device_register(&leds_device);
777
778 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
779 struct amba_device *d = amba_devs[i];
780 amba_device_register(d, &iomem_resource);
781 }
782}
783
784
785
786
787#define TIMER0_VA_BASE __io_address(VERSATILE_TIMER0_1_BASE)
788#define TIMER1_VA_BASE (__io_address(VERSATILE_TIMER0_1_BASE) + 0x20)
789#define TIMER2_VA_BASE __io_address(VERSATILE_TIMER2_3_BASE)
790#define TIMER3_VA_BASE (__io_address(VERSATILE_TIMER2_3_BASE) + 0x20)
791
792
793
794
795void __init versatile_timer_init(void)
796{
797
798
799
800
801 sp804_timer_disable(TIMER0_VA_BASE);
802 sp804_timer_disable(TIMER1_VA_BASE);
803 sp804_timer_disable(TIMER2_VA_BASE);
804 sp804_timer_disable(TIMER3_VA_BASE);
805
806 sp804_clocksource_init(TIMER3_VA_BASE, "timer3");
807 sp804_clockevents_init(TIMER0_VA_BASE, IRQ_TIMERINT0_1, "timer0");
808}
809