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ping: implement proper locking
[linux/fpc-iii.git] / arch / arm / mach-davinci / devices-da8xx.c
blobadd3771d38f640196a32b5be1deaf329de4dc329
1 /*
2 * DA8XX/OMAP L1XX platform device data
3 *
4 * Copyright (c) 2007-2009, MontaVista Software, Inc. <source@mvista.com>
5 * Derived from code that was:
6 * Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 */
13 #include <linux/init.h>
14 #include <linux/platform_device.h>
15 #include <linux/dma-contiguous.h>
16 #include <linux/serial_8250.h>
17 #include <linux/ahci_platform.h>
18 #include <linux/clk.h>
19 #include <linux/reboot.h>
20 #include <linux/dmaengine.h>
21
22 #include <mach/cputype.h>
23 #include <mach/common.h>
24 #include <mach/time.h>
25 #include <mach/da8xx.h>
26 #include "cpuidle.h"
27 #include "sram.h"
28
29 #include "clock.h"
30 #include "asp.h"
31
32 #define DA8XX_TPCC_BASE 0x01c00000
33 #define DA8XX_TPTC0_BASE 0x01c08000
34 #define DA8XX_TPTC1_BASE 0x01c08400
35 #define DA8XX_WDOG_BASE 0x01c21000 /* DA8XX_TIMER64P1_BASE */
36 #define DA8XX_I2C0_BASE 0x01c22000
37 #define DA8XX_RTC_BASE 0x01c23000
38 #define DA8XX_PRUSS_MEM_BASE 0x01c30000
39 #define DA8XX_MMCSD0_BASE 0x01c40000
40 #define DA8XX_SPI0_BASE 0x01c41000
41 #define DA830_SPI1_BASE 0x01e12000
42 #define DA8XX_LCD_CNTRL_BASE 0x01e13000
43 #define DA850_SATA_BASE 0x01e18000
44 #define DA850_MMCSD1_BASE 0x01e1b000
45 #define DA8XX_EMAC_CPPI_PORT_BASE 0x01e20000
46 #define DA8XX_EMAC_CPGMACSS_BASE 0x01e22000
47 #define DA8XX_EMAC_CPGMAC_BASE 0x01e23000
48 #define DA8XX_EMAC_MDIO_BASE 0x01e24000
49 #define DA8XX_I2C1_BASE 0x01e28000
50 #define DA850_TPCC1_BASE 0x01e30000
51 #define DA850_TPTC2_BASE 0x01e38000
52 #define DA850_SPI1_BASE 0x01f0e000
53 #define DA8XX_DDR2_CTL_BASE 0xb0000000
54
55 #define DA8XX_EMAC_CTRL_REG_OFFSET 0x3000
56 #define DA8XX_EMAC_MOD_REG_OFFSET 0x2000
57 #define DA8XX_EMAC_RAM_OFFSET 0x0000
58 #define DA8XX_EMAC_CTRL_RAM_SIZE SZ_8K
59
60 #define DA8XX_DMA_SPI0_RX EDMA_CTLR_CHAN(0, 14)
61 #define DA8XX_DMA_SPI0_TX EDMA_CTLR_CHAN(0, 15)
62 #define DA8XX_DMA_MMCSD0_RX EDMA_CTLR_CHAN(0, 16)
63 #define DA8XX_DMA_MMCSD0_TX EDMA_CTLR_CHAN(0, 17)
64 #define DA8XX_DMA_SPI1_RX EDMA_CTLR_CHAN(0, 18)
65 #define DA8XX_DMA_SPI1_TX EDMA_CTLR_CHAN(0, 19)
66 #define DA850_DMA_MMCSD1_RX EDMA_CTLR_CHAN(1, 28)
67 #define DA850_DMA_MMCSD1_TX EDMA_CTLR_CHAN(1, 29)
68
69 void __iomem *da8xx_syscfg0_base;
70 void __iomem *da8xx_syscfg1_base;
71
72 static struct plat_serial8250_port da8xx_serial0_pdata[] = {
73 {
74 .mapbase = DA8XX_UART0_BASE,
75 .irq = IRQ_DA8XX_UARTINT0,
76 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
77 UPF_IOREMAP,
78 .iotype = UPIO_MEM,
79 .regshift = 2,
80 },
81 {
82 .flags = 0,
83 }
84 };
85 static struct plat_serial8250_port da8xx_serial1_pdata[] = {
86 {
87 .mapbase = DA8XX_UART1_BASE,
88 .irq = IRQ_DA8XX_UARTINT1,
89 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
90 UPF_IOREMAP,
91 .iotype = UPIO_MEM,
92 .regshift = 2,
93 },
94 {
95 .flags = 0,
96 }
97 };
98 static struct plat_serial8250_port da8xx_serial2_pdata[] = {
99 {
100 .mapbase = DA8XX_UART2_BASE,
101 .irq = IRQ_DA8XX_UARTINT2,
102 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
103 UPF_IOREMAP,
104 .iotype = UPIO_MEM,
105 .regshift = 2,
106 },
107 {
108 .flags = 0,
109 }
110 };
111
112 struct platform_device da8xx_serial_device[] = {
113 {
114 .name = "serial8250",
115 .id = PLAT8250_DEV_PLATFORM,
116 .dev = {
117 .platform_data = da8xx_serial0_pdata,
118 }
119 },
120 {
121 .name = "serial8250",
122 .id = PLAT8250_DEV_PLATFORM1,
123 .dev = {
124 .platform_data = da8xx_serial1_pdata,
125 }
126 },
127 {
128 .name = "serial8250",
129 .id = PLAT8250_DEV_PLATFORM2,
130 .dev = {
131 .platform_data = da8xx_serial2_pdata,
132 }
133 },
134 {
135 }
136 };
137
138 static s8 da8xx_queue_priority_mapping[][2] = {
139 /* {event queue no, Priority} */
140 {0, 3},
141 {1, 7},
142 {-1, -1}
143 };
144
145 static s8 da850_queue_priority_mapping[][2] = {
146 /* {event queue no, Priority} */
147 {0, 3},
148 {-1, -1}
149 };
150
151 static struct edma_soc_info da8xx_edma0_pdata = {
152 .queue_priority_mapping = da8xx_queue_priority_mapping,
153 .default_queue = EVENTQ_1,
154 };
155
156 static struct edma_soc_info da850_edma1_pdata = {
157 .queue_priority_mapping = da850_queue_priority_mapping,
158 .default_queue = EVENTQ_0,
159 };
160
161 static struct resource da8xx_edma0_resources[] = {
162 {
163 .name = "edma3_cc",
164 .start = DA8XX_TPCC_BASE,
165 .end = DA8XX_TPCC_BASE + SZ_32K - 1,
166 .flags = IORESOURCE_MEM,
167 },
168 {
169 .name = "edma3_tc0",
170 .start = DA8XX_TPTC0_BASE,
171 .end = DA8XX_TPTC0_BASE + SZ_1K - 1,
172 .flags = IORESOURCE_MEM,
173 },
174 {
175 .name = "edma3_tc1",
176 .start = DA8XX_TPTC1_BASE,
177 .end = DA8XX_TPTC1_BASE + SZ_1K - 1,
178 .flags = IORESOURCE_MEM,
179 },
180 {
181 .name = "edma3_ccint",
182 .start = IRQ_DA8XX_CCINT0,
183 .flags = IORESOURCE_IRQ,
184 },
185 {
186 .name = "edma3_ccerrint",
187 .start = IRQ_DA8XX_CCERRINT,
188 .flags = IORESOURCE_IRQ,
189 },
190 };
191
192 static struct resource da850_edma1_resources[] = {
193 {
194 .name = "edma3_cc",
195 .start = DA850_TPCC1_BASE,
196 .end = DA850_TPCC1_BASE + SZ_32K - 1,
197 .flags = IORESOURCE_MEM,
198 },
199 {
200 .name = "edma3_tc0",
201 .start = DA850_TPTC2_BASE,
202 .end = DA850_TPTC2_BASE + SZ_1K - 1,
203 .flags = IORESOURCE_MEM,
204 },
205 {
206 .name = "edma3_ccint",
207 .start = IRQ_DA850_CCINT1,
208 .flags = IORESOURCE_IRQ,
209 },
210 {
211 .name = "edma3_ccerrint",
212 .start = IRQ_DA850_CCERRINT1,
213 .flags = IORESOURCE_IRQ,
214 },
215 };
216
217 static const struct platform_device_info da8xx_edma0_device __initconst = {
218 .name = "edma",
219 .id = 0,
220 .dma_mask = DMA_BIT_MASK(32),
221 .res = da8xx_edma0_resources,
222 .num_res = ARRAY_SIZE(da8xx_edma0_resources),
223 .data = &da8xx_edma0_pdata,
224 .size_data = sizeof(da8xx_edma0_pdata),
225 };
226
227 static const struct platform_device_info da850_edma1_device __initconst = {
228 .name = "edma",
229 .id = 1,
230 .dma_mask = DMA_BIT_MASK(32),
231 .res = da850_edma1_resources,
232 .num_res = ARRAY_SIZE(da850_edma1_resources),
233 .data = &da850_edma1_pdata,
234 .size_data = sizeof(da850_edma1_pdata),
235 };
236
237 static const struct dma_slave_map da830_edma_map[] = {
238 { "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 0) },
239 { "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 1) },
240 { "davinci-mcasp.1", "rx", EDMA_FILTER_PARAM(0, 2) },
241 { "davinci-mcasp.1", "tx", EDMA_FILTER_PARAM(0, 3) },
242 { "davinci-mcasp.2", "rx", EDMA_FILTER_PARAM(0, 4) },
243 { "davinci-mcasp.2", "tx", EDMA_FILTER_PARAM(0, 5) },
244 { "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 14) },
245 { "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 15) },
246 { "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 16) },
247 { "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 17) },
248 { "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 18) },
249 { "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 19) },
250 };
251
252 int __init da830_register_edma(struct edma_rsv_info *rsv)
253 {
254 struct platform_device *edma_pdev;
255
256 da8xx_edma0_pdata.rsv = rsv;
257
258 da8xx_edma0_pdata.slave_map = da830_edma_map;
259 da8xx_edma0_pdata.slavecnt = ARRAY_SIZE(da830_edma_map);
260
261 edma_pdev = platform_device_register_full(&da8xx_edma0_device);
262 return IS_ERR(edma_pdev) ? PTR_ERR(edma_pdev) : 0;
263 }
264
265 static const struct dma_slave_map da850_edma0_map[] = {
266 { "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 0) },
267 { "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 1) },
268 { "davinci-mcbsp.0", "rx", EDMA_FILTER_PARAM(0, 2) },
269 { "davinci-mcbsp.0", "tx", EDMA_FILTER_PARAM(0, 3) },
270 { "davinci-mcbsp.1", "rx", EDMA_FILTER_PARAM(0, 4) },
271 { "davinci-mcbsp.1", "tx", EDMA_FILTER_PARAM(0, 5) },
272 { "spi_davinci.0", "rx", EDMA_FILTER_PARAM(0, 14) },
273 { "spi_davinci.0", "tx", EDMA_FILTER_PARAM(0, 15) },
274 { "da830-mmc.0", "rx", EDMA_FILTER_PARAM(0, 16) },
275 { "da830-mmc.0", "tx", EDMA_FILTER_PARAM(0, 17) },
276 { "spi_davinci.1", "rx", EDMA_FILTER_PARAM(0, 18) },
277 { "spi_davinci.1", "tx", EDMA_FILTER_PARAM(0, 19) },
278 };
279
280 static const struct dma_slave_map da850_edma1_map[] = {
281 { "da830-mmc.1", "rx", EDMA_FILTER_PARAM(1, 28) },
282 { "da830-mmc.1", "tx", EDMA_FILTER_PARAM(1, 29) },
283 };
284
285 int __init da850_register_edma(struct edma_rsv_info *rsv[2])
286 {
287 struct platform_device *edma_pdev;
288
289 if (rsv) {
290 da8xx_edma0_pdata.rsv = rsv[0];
291 da850_edma1_pdata.rsv = rsv[1];
292 }
293
294 da8xx_edma0_pdata.slave_map = da850_edma0_map;
295 da8xx_edma0_pdata.slavecnt = ARRAY_SIZE(da850_edma0_map);
296
297 edma_pdev = platform_device_register_full(&da8xx_edma0_device);
298 if (IS_ERR(edma_pdev)) {
299 pr_warn("%s: Failed to register eDMA0\n", __func__);
300 return PTR_ERR(edma_pdev);
301 }
302
303 da850_edma1_pdata.slave_map = da850_edma1_map;
304 da850_edma1_pdata.slavecnt = ARRAY_SIZE(da850_edma1_map);
305
306 edma_pdev = platform_device_register_full(&da850_edma1_device);
307 return IS_ERR(edma_pdev) ? PTR_ERR(edma_pdev) : 0;
308 }
309
310 static struct resource da8xx_i2c_resources0[] = {
311 {
312 .start = DA8XX_I2C0_BASE,
313 .end = DA8XX_I2C0_BASE + SZ_4K - 1,
314 .flags = IORESOURCE_MEM,
315 },
316 {
317 .start = IRQ_DA8XX_I2CINT0,
318 .end = IRQ_DA8XX_I2CINT0,
319 .flags = IORESOURCE_IRQ,
320 },
321 };
322
323 static struct platform_device da8xx_i2c_device0 = {
324 .name = "i2c_davinci",
325 .id = 1,
326 .num_resources = ARRAY_SIZE(da8xx_i2c_resources0),
327 .resource = da8xx_i2c_resources0,
328 };
329
330 static struct resource da8xx_i2c_resources1[] = {
331 {
332 .start = DA8XX_I2C1_BASE,
333 .end = DA8XX_I2C1_BASE + SZ_4K - 1,
334 .flags = IORESOURCE_MEM,
335 },
336 {
337 .start = IRQ_DA8XX_I2CINT1,
338 .end = IRQ_DA8XX_I2CINT1,
339 .flags = IORESOURCE_IRQ,
340 },
341 };
342
343 static struct platform_device da8xx_i2c_device1 = {
344 .name = "i2c_davinci",
345 .id = 2,
346 .num_resources = ARRAY_SIZE(da8xx_i2c_resources1),
347 .resource = da8xx_i2c_resources1,
348 };
349
350 int __init da8xx_register_i2c(int instance,
351 struct davinci_i2c_platform_data *pdata)
352 {
353 struct platform_device *pdev;
354
355 if (instance == 0)
356 pdev = &da8xx_i2c_device0;
357 else if (instance == 1)
358 pdev = &da8xx_i2c_device1;
359 else
360 return -EINVAL;
361
362 pdev->dev.platform_data = pdata;
363 return platform_device_register(pdev);
364 }
365
366 static struct resource da8xx_watchdog_resources[] = {
367 {
368 .start = DA8XX_WDOG_BASE,
369 .end = DA8XX_WDOG_BASE + SZ_4K - 1,
370 .flags = IORESOURCE_MEM,
371 },
372 };
373
374 static struct platform_device da8xx_wdt_device = {
375 .name = "davinci-wdt",
376 .id = -1,
377 .num_resources = ARRAY_SIZE(da8xx_watchdog_resources),
378 .resource = da8xx_watchdog_resources,
379 };
380
381 void da8xx_restart(enum reboot_mode mode, const char *cmd)
382 {
383 struct device *dev;
384
385 dev = bus_find_device_by_name(&platform_bus_type, NULL, "davinci-wdt");
386 if (!dev) {
387 pr_err("%s: failed to find watchdog device\n", __func__);
388 return;
389 }
390
391 davinci_watchdog_reset(to_platform_device(dev));
392 }
393
394 int __init da8xx_register_watchdog(void)
395 {
396 return platform_device_register(&da8xx_wdt_device);
397 }
398
399 static struct resource da8xx_emac_resources[] = {
400 {
401 .start = DA8XX_EMAC_CPPI_PORT_BASE,
402 .end = DA8XX_EMAC_CPPI_PORT_BASE + SZ_16K - 1,
403 .flags = IORESOURCE_MEM,
404 },
405 {
406 .start = IRQ_DA8XX_C0_RX_THRESH_PULSE,
407 .end = IRQ_DA8XX_C0_RX_THRESH_PULSE,
408 .flags = IORESOURCE_IRQ,
409 },
410 {
411 .start = IRQ_DA8XX_C0_RX_PULSE,
412 .end = IRQ_DA8XX_C0_RX_PULSE,
413 .flags = IORESOURCE_IRQ,
414 },
415 {
416 .start = IRQ_DA8XX_C0_TX_PULSE,
417 .end = IRQ_DA8XX_C0_TX_PULSE,
418 .flags = IORESOURCE_IRQ,
419 },
420 {
421 .start = IRQ_DA8XX_C0_MISC_PULSE,
422 .end = IRQ_DA8XX_C0_MISC_PULSE,
423 .flags = IORESOURCE_IRQ,
424 },
425 };
426
427 struct emac_platform_data da8xx_emac_pdata = {
428 .ctrl_reg_offset = DA8XX_EMAC_CTRL_REG_OFFSET,
429 .ctrl_mod_reg_offset = DA8XX_EMAC_MOD_REG_OFFSET,
430 .ctrl_ram_offset = DA8XX_EMAC_RAM_OFFSET,
431 .ctrl_ram_size = DA8XX_EMAC_CTRL_RAM_SIZE,
432 .version = EMAC_VERSION_2,
433 };
434
435 static struct platform_device da8xx_emac_device = {
436 .name = "davinci_emac",
437 .id = 1,
438 .dev = {
439 .platform_data = &da8xx_emac_pdata,
440 },
441 .num_resources = ARRAY_SIZE(da8xx_emac_resources),
442 .resource = da8xx_emac_resources,
443 };
444
445 static struct resource da8xx_mdio_resources[] = {
446 {
447 .start = DA8XX_EMAC_MDIO_BASE,
448 .end = DA8XX_EMAC_MDIO_BASE + SZ_4K - 1,
449 .flags = IORESOURCE_MEM,
450 },
451 };
452
453 static struct platform_device da8xx_mdio_device = {
454 .name = "davinci_mdio",
455 .id = 0,
456 .num_resources = ARRAY_SIZE(da8xx_mdio_resources),
457 .resource = da8xx_mdio_resources,
458 };
459
460 int __init da8xx_register_emac(void)
461 {
462 int ret;
463
464 ret = platform_device_register(&da8xx_mdio_device);
465 if (ret < 0)
466 return ret;
467
468 return platform_device_register(&da8xx_emac_device);
469 }
470
471 static struct resource da830_mcasp1_resources[] = {
472 {
473 .name = "mpu",
474 .start = DAVINCI_DA830_MCASP1_REG_BASE,
475 .end = DAVINCI_DA830_MCASP1_REG_BASE + (SZ_1K * 12) - 1,
476 .flags = IORESOURCE_MEM,
477 },
478 /* TX event */
479 {
480 .name = "tx",
481 .start = DAVINCI_DA830_DMA_MCASP1_AXEVT,
482 .end = DAVINCI_DA830_DMA_MCASP1_AXEVT,
483 .flags = IORESOURCE_DMA,
484 },
485 /* RX event */
486 {
487 .name = "rx",
488 .start = DAVINCI_DA830_DMA_MCASP1_AREVT,
489 .end = DAVINCI_DA830_DMA_MCASP1_AREVT,
490 .flags = IORESOURCE_DMA,
491 },
492 {
493 .name = "common",
494 .start = IRQ_DA8XX_MCASPINT,
495 .flags = IORESOURCE_IRQ,
496 },
497 };
498
499 static struct platform_device da830_mcasp1_device = {
500 .name = "davinci-mcasp",
501 .id = 1,
502 .num_resources = ARRAY_SIZE(da830_mcasp1_resources),
503 .resource = da830_mcasp1_resources,
504 };
505
506 static struct resource da830_mcasp2_resources[] = {
507 {
508 .name = "mpu",
509 .start = DAVINCI_DA830_MCASP2_REG_BASE,
510 .end = DAVINCI_DA830_MCASP2_REG_BASE + (SZ_1K * 12) - 1,
511 .flags = IORESOURCE_MEM,
512 },
513 /* TX event */
514 {
515 .name = "tx",
516 .start = DAVINCI_DA830_DMA_MCASP2_AXEVT,
517 .end = DAVINCI_DA830_DMA_MCASP2_AXEVT,
518 .flags = IORESOURCE_DMA,
519 },
520 /* RX event */
521 {
522 .name = "rx",
523 .start = DAVINCI_DA830_DMA_MCASP2_AREVT,
524 .end = DAVINCI_DA830_DMA_MCASP2_AREVT,
525 .flags = IORESOURCE_DMA,
526 },
527 {
528 .name = "common",
529 .start = IRQ_DA8XX_MCASPINT,
530 .flags = IORESOURCE_IRQ,
531 },
532 };
533
534 static struct platform_device da830_mcasp2_device = {
535 .name = "davinci-mcasp",
536 .id = 2,
537 .num_resources = ARRAY_SIZE(da830_mcasp2_resources),
538 .resource = da830_mcasp2_resources,
539 };
540
541 static struct resource da850_mcasp_resources[] = {
542 {
543 .name = "mpu",
544 .start = DAVINCI_DA8XX_MCASP0_REG_BASE,
545 .end = DAVINCI_DA8XX_MCASP0_REG_BASE + (SZ_1K * 12) - 1,
546 .flags = IORESOURCE_MEM,
547 },
548 /* TX event */
549 {
550 .name = "tx",
551 .start = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
552 .end = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
553 .flags = IORESOURCE_DMA,
554 },
555 /* RX event */
556 {
557 .name = "rx",
558 .start = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
559 .end = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
560 .flags = IORESOURCE_DMA,
561 },
562 {
563 .name = "common",
564 .start = IRQ_DA8XX_MCASPINT,
565 .flags = IORESOURCE_IRQ,
566 },
567 };
568
569 static struct platform_device da850_mcasp_device = {
570 .name = "davinci-mcasp",
571 .id = 0,
572 .num_resources = ARRAY_SIZE(da850_mcasp_resources),
573 .resource = da850_mcasp_resources,
574 };
575
576 void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata)
577 {
578 struct platform_device *pdev;
579
580 switch (id) {
581 case 0:
582 /* Valid for DA830/OMAP-L137 or DA850/OMAP-L138 */
583 pdev = &da850_mcasp_device;
584 break;
585 case 1:
586 /* Valid for DA830/OMAP-L137 only */
587 if (!cpu_is_davinci_da830())
588 return;
589 pdev = &da830_mcasp1_device;
590 break;
591 case 2:
592 /* Valid for DA830/OMAP-L137 only */
593 if (!cpu_is_davinci_da830())
594 return;
595 pdev = &da830_mcasp2_device;
596 break;
597 default:
598 return;
599 }
600
601 pdev->dev.platform_data = pdata;
602 platform_device_register(pdev);
603 }
604
605 static struct resource da8xx_pruss_resources[] = {
606 {
607 .start = DA8XX_PRUSS_MEM_BASE,
608 .end = DA8XX_PRUSS_MEM_BASE + 0xFFFF,
609 .flags = IORESOURCE_MEM,
610 },
611 {
612 .start = IRQ_DA8XX_EVTOUT0,
613 .end = IRQ_DA8XX_EVTOUT0,
614 .flags = IORESOURCE_IRQ,
615 },
616 {
617 .start = IRQ_DA8XX_EVTOUT1,
618 .end = IRQ_DA8XX_EVTOUT1,
619 .flags = IORESOURCE_IRQ,
620 },
621 {
622 .start = IRQ_DA8XX_EVTOUT2,
623 .end = IRQ_DA8XX_EVTOUT2,
624 .flags = IORESOURCE_IRQ,
625 },
626 {
627 .start = IRQ_DA8XX_EVTOUT3,
628 .end = IRQ_DA8XX_EVTOUT3,
629 .flags = IORESOURCE_IRQ,
630 },
631 {
632 .start = IRQ_DA8XX_EVTOUT4,
633 .end = IRQ_DA8XX_EVTOUT4,
634 .flags = IORESOURCE_IRQ,
635 },
636 {
637 .start = IRQ_DA8XX_EVTOUT5,
638 .end = IRQ_DA8XX_EVTOUT5,
639 .flags = IORESOURCE_IRQ,
640 },
641 {
642 .start = IRQ_DA8XX_EVTOUT6,
643 .end = IRQ_DA8XX_EVTOUT6,
644 .flags = IORESOURCE_IRQ,
645 },
646 {
647 .start = IRQ_DA8XX_EVTOUT7,
648 .end = IRQ_DA8XX_EVTOUT7,
649 .flags = IORESOURCE_IRQ,
650 },
651 };
652
653 static struct uio_pruss_pdata da8xx_uio_pruss_pdata = {
654 .pintc_base = 0x4000,
655 };
656
657 static struct platform_device da8xx_uio_pruss_dev = {
658 .name = "pruss_uio",
659 .id = -1,
660 .num_resources = ARRAY_SIZE(da8xx_pruss_resources),
661 .resource = da8xx_pruss_resources,
662 .dev = {
663 .coherent_dma_mask = DMA_BIT_MASK(32),
664 .platform_data = &da8xx_uio_pruss_pdata,
665 }
666 };
667
668 int __init da8xx_register_uio_pruss(void)
669 {
670 da8xx_uio_pruss_pdata.sram_pool = sram_get_gen_pool();
671 return platform_device_register(&da8xx_uio_pruss_dev);
672 }
673
674 static struct lcd_ctrl_config lcd_cfg = {
675 .panel_shade = COLOR_ACTIVE,
676 .bpp = 16,
677 };
678
679 struct da8xx_lcdc_platform_data sharp_lcd035q3dg01_pdata = {
680 .manu_name = "sharp",
681 .controller_data = &lcd_cfg,
682 .type = "Sharp_LCD035Q3DG01",
683 };
684
685 struct da8xx_lcdc_platform_data sharp_lk043t1dg01_pdata = {
686 .manu_name = "sharp",
687 .controller_data = &lcd_cfg,
688 .type = "Sharp_LK043T1DG01",
689 };
690
691 static struct resource da8xx_lcdc_resources[] = {
692 [0] = { /* registers */
693 .start = DA8XX_LCD_CNTRL_BASE,
694 .end = DA8XX_LCD_CNTRL_BASE + SZ_4K - 1,
695 .flags = IORESOURCE_MEM,
696 },
697 [1] = { /* interrupt */
698 .start = IRQ_DA8XX_LCDINT,
699 .end = IRQ_DA8XX_LCDINT,
700 .flags = IORESOURCE_IRQ,
701 },
702 };
703
704 static struct platform_device da8xx_lcdc_device = {
705 .name = "da8xx_lcdc",
706 .id = 0,
707 .num_resources = ARRAY_SIZE(da8xx_lcdc_resources),
708 .resource = da8xx_lcdc_resources,
709 };
710
711 int __init da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata)
712 {
713 da8xx_lcdc_device.dev.platform_data = pdata;
714 return platform_device_register(&da8xx_lcdc_device);
715 }
716
717 static struct resource da8xx_gpio_resources[] = {
718 { /* registers */
719 .start = DA8XX_GPIO_BASE,
720 .end = DA8XX_GPIO_BASE + SZ_4K - 1,
721 .flags = IORESOURCE_MEM,
722 },
723 { /* interrupt */
724 .start = IRQ_DA8XX_GPIO0,
725 .end = IRQ_DA8XX_GPIO8,
726 .flags = IORESOURCE_IRQ,
727 },
728 };
729
730 static struct platform_device da8xx_gpio_device = {
731 .name = "davinci_gpio",
732 .id = -1,
733 .num_resources = ARRAY_SIZE(da8xx_gpio_resources),
734 .resource = da8xx_gpio_resources,
735 };
736
737 int __init da8xx_register_gpio(void *pdata)
738 {
739 da8xx_gpio_device.dev.platform_data = pdata;
740 return platform_device_register(&da8xx_gpio_device);
741 }
742
743 static struct resource da8xx_mmcsd0_resources[] = {
744 { /* registers */
745 .start = DA8XX_MMCSD0_BASE,
746 .end = DA8XX_MMCSD0_BASE + SZ_4K - 1,
747 .flags = IORESOURCE_MEM,
748 },
749 { /* interrupt */
750 .start = IRQ_DA8XX_MMCSDINT0,
751 .end = IRQ_DA8XX_MMCSDINT0,
752 .flags = IORESOURCE_IRQ,
753 },
754 };
755
756 static struct platform_device da8xx_mmcsd0_device = {
757 .name = "da830-mmc",
758 .id = 0,
759 .num_resources = ARRAY_SIZE(da8xx_mmcsd0_resources),
760 .resource = da8xx_mmcsd0_resources,
761 };
762
763 int __init da8xx_register_mmcsd0(struct davinci_mmc_config *config)
764 {
765 da8xx_mmcsd0_device.dev.platform_data = config;
766 return platform_device_register(&da8xx_mmcsd0_device);
767 }
768
769 #ifdef CONFIG_ARCH_DAVINCI_DA850
770 static struct resource da850_mmcsd1_resources[] = {
771 { /* registers */
772 .start = DA850_MMCSD1_BASE,
773 .end = DA850_MMCSD1_BASE + SZ_4K - 1,
774 .flags = IORESOURCE_MEM,
775 },
776 { /* interrupt */
777 .start = IRQ_DA850_MMCSDINT0_1,
778 .end = IRQ_DA850_MMCSDINT0_1,
779 .flags = IORESOURCE_IRQ,
780 },
781 };
782
783 static struct platform_device da850_mmcsd1_device = {
784 .name = "da830-mmc",
785 .id = 1,
786 .num_resources = ARRAY_SIZE(da850_mmcsd1_resources),
787 .resource = da850_mmcsd1_resources,
788 };
789
790 int __init da850_register_mmcsd1(struct davinci_mmc_config *config)
791 {
792 da850_mmcsd1_device.dev.platform_data = config;
793 return platform_device_register(&da850_mmcsd1_device);
794 }
795 #endif
796
797 static struct resource da8xx_rproc_resources[] = {
798 { /* DSP boot address */
799 .start = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG,
800 .end = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG + 3,
801 .flags = IORESOURCE_MEM,
802 },
803 { /* DSP interrupt registers */
804 .start = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG,
805 .end = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG + 7,
806 .flags = IORESOURCE_MEM,
807 },
808 { /* dsp irq */
809 .start = IRQ_DA8XX_CHIPINT0,
810 .end = IRQ_DA8XX_CHIPINT0,
811 .flags = IORESOURCE_IRQ,
812 },
813 };
814
815 static struct platform_device da8xx_dsp = {
816 .name = "davinci-rproc",
817 .dev = {
818 .coherent_dma_mask = DMA_BIT_MASK(32),
819 },
820 .num_resources = ARRAY_SIZE(da8xx_rproc_resources),
821 .resource = da8xx_rproc_resources,
822 };
823
824 #if IS_ENABLED(CONFIG_DA8XX_REMOTEPROC)
825
826 static phys_addr_t rproc_base __initdata;
827 static unsigned long rproc_size __initdata;
828
829 static int __init early_rproc_mem(char *p)
830 {
831 char *endp;
832
833 if (p == NULL)
834 return 0;
835
836 rproc_size = memparse(p, &endp);
837 if (*endp == '@')
838 rproc_base = memparse(endp + 1, NULL);
839
840 return 0;
841 }
842 early_param("rproc_mem", early_rproc_mem);
843
844 void __init da8xx_rproc_reserve_cma(void)
845 {
846 int ret;
847
848 if (!rproc_base || !rproc_size) {
849 pr_err("%s: 'rproc_mem=nn@address' badly specified\n"
850 " 'nn' and 'address' must both be non-zero\n",
851 __func__);
852
853 return;
854 }
855
856 pr_info("%s: reserving 0x%lx @ 0x%lx...\n",
857 __func__, rproc_size, (unsigned long)rproc_base);
858
859 ret = dma_declare_contiguous(&da8xx_dsp.dev, rproc_size, rproc_base, 0);
860 if (ret)
861 pr_err("%s: dma_declare_contiguous failed %d\n", __func__, ret);
862 }
863
864 #else
865
866 void __init da8xx_rproc_reserve_cma(void)
867 {
868 }
869
870 #endif
871
872 int __init da8xx_register_rproc(void)
873 {
874 int ret;
875
876 ret = platform_device_register(&da8xx_dsp);
877 if (ret)
878 pr_err("%s: can't register DSP device: %d\n", __func__, ret);
879
880 return ret;
881 };
882
883 static struct resource da8xx_rtc_resources[] = {
884 {
885 .start = DA8XX_RTC_BASE,
886 .end = DA8XX_RTC_BASE + SZ_4K - 1,
887 .flags = IORESOURCE_MEM,
888 },
889 { /* timer irq */
890 .start = IRQ_DA8XX_RTC,
891 .end = IRQ_DA8XX_RTC,
892 .flags = IORESOURCE_IRQ,
893 },
894 { /* alarm irq */
895 .start = IRQ_DA8XX_RTC,
896 .end = IRQ_DA8XX_RTC,
897 .flags = IORESOURCE_IRQ,
898 },
899 };
900
901 static struct platform_device da8xx_rtc_device = {
902 .name = "da830-rtc",
903 .id = -1,
904 .num_resources = ARRAY_SIZE(da8xx_rtc_resources),
905 .resource = da8xx_rtc_resources,
906 };
907
908 int da8xx_register_rtc(void)
909 {
910 return platform_device_register(&da8xx_rtc_device);
911 }
912
913 static void __iomem *da8xx_ddr2_ctlr_base;
914 void __iomem * __init da8xx_get_mem_ctlr(void)
915 {
916 if (da8xx_ddr2_ctlr_base)
917 return da8xx_ddr2_ctlr_base;
918
919 da8xx_ddr2_ctlr_base = ioremap(DA8XX_DDR2_CTL_BASE, SZ_32K);
920 if (!da8xx_ddr2_ctlr_base)
921 pr_warn("%s: Unable to map DDR2 controller", __func__);
922
923 return da8xx_ddr2_ctlr_base;
924 }
925
926 static struct resource da8xx_cpuidle_resources[] = {
927 {
928 .start = DA8XX_DDR2_CTL_BASE,
929 .end = DA8XX_DDR2_CTL_BASE + SZ_32K - 1,
930 .flags = IORESOURCE_MEM,
931 },
932 };
933
934 /* DA8XX devices support DDR2 power down */
935 static struct davinci_cpuidle_config da8xx_cpuidle_pdata = {
936 .ddr2_pdown = 1,
937 };
938
939
940 static struct platform_device da8xx_cpuidle_device = {
941 .name = "cpuidle-davinci",
942 .num_resources = ARRAY_SIZE(da8xx_cpuidle_resources),
943 .resource = da8xx_cpuidle_resources,
944 .dev = {
945 .platform_data = &da8xx_cpuidle_pdata,
946 },
947 };
948
949 int __init da8xx_register_cpuidle(void)
950 {
951 da8xx_cpuidle_pdata.ddr2_ctlr_base = da8xx_get_mem_ctlr();
952
953 return platform_device_register(&da8xx_cpuidle_device);
954 }
955
956 static struct resource da8xx_spi0_resources[] = {
957 [0] = {
958 .start = DA8XX_SPI0_BASE,
959 .end = DA8XX_SPI0_BASE + SZ_4K - 1,
960 .flags = IORESOURCE_MEM,
961 },
962 [1] = {
963 .start = IRQ_DA8XX_SPINT0,
964 .end = IRQ_DA8XX_SPINT0,
965 .flags = IORESOURCE_IRQ,
966 },
967 [2] = {
968 .start = DA8XX_DMA_SPI0_RX,
969 .end = DA8XX_DMA_SPI0_RX,
970 .flags = IORESOURCE_DMA,
971 },
972 [3] = {
973 .start = DA8XX_DMA_SPI0_TX,
974 .end = DA8XX_DMA_SPI0_TX,
975 .flags = IORESOURCE_DMA,
976 },
977 };
978
979 static struct resource da8xx_spi1_resources[] = {
980 [0] = {
981 .start = DA830_SPI1_BASE,
982 .end = DA830_SPI1_BASE + SZ_4K - 1,
983 .flags = IORESOURCE_MEM,
984 },
985 [1] = {
986 .start = IRQ_DA8XX_SPINT1,
987 .end = IRQ_DA8XX_SPINT1,
988 .flags = IORESOURCE_IRQ,
989 },
990 [2] = {
991 .start = DA8XX_DMA_SPI1_RX,
992 .end = DA8XX_DMA_SPI1_RX,
993 .flags = IORESOURCE_DMA,
994 },
995 [3] = {
996 .start = DA8XX_DMA_SPI1_TX,
997 .end = DA8XX_DMA_SPI1_TX,
998 .flags = IORESOURCE_DMA,
999 },
1000 };
1001
1002 static struct davinci_spi_platform_data da8xx_spi_pdata[] = {
1003 [0] = {
1004 .version = SPI_VERSION_2,
1005 .intr_line = 1,
1006 .dma_event_q = EVENTQ_0,
1007 .prescaler_limit = 2,
1008 },
1009 [1] = {
1010 .version = SPI_VERSION_2,
1011 .intr_line = 1,
1012 .dma_event_q = EVENTQ_0,
1013 .prescaler_limit = 2,
1014 },
1015 };
1016
1017 static struct platform_device da8xx_spi_device[] = {
1018 [0] = {
1019 .name = "spi_davinci",
1020 .id = 0,
1021 .num_resources = ARRAY_SIZE(da8xx_spi0_resources),
1022 .resource = da8xx_spi0_resources,
1023 .dev = {
1024 .platform_data = &da8xx_spi_pdata[0],
1025 },
1026 },
1027 [1] = {
1028 .name = "spi_davinci",
1029 .id = 1,
1030 .num_resources = ARRAY_SIZE(da8xx_spi1_resources),
1031 .resource = da8xx_spi1_resources,
1032 .dev = {
1033 .platform_data = &da8xx_spi_pdata[1],
1034 },
1035 },
1036 };
1037
1038 int __init da8xx_register_spi_bus(int instance, unsigned num_chipselect)
1039 {
1040 if (instance < 0 || instance > 1)
1041 return -EINVAL;
1042
1043 da8xx_spi_pdata[instance].num_chipselect = num_chipselect;
1044
1045 if (instance == 1 && cpu_is_davinci_da850()) {
1046 da8xx_spi1_resources[0].start = DA850_SPI1_BASE;
1047 da8xx_spi1_resources[0].end = DA850_SPI1_BASE + SZ_4K - 1;
1048 }
1049
1050 return platform_device_register(&da8xx_spi_device[instance]);
1051 }
1052
1053 #ifdef CONFIG_ARCH_DAVINCI_DA850
1054 static struct resource da850_sata_resources[] = {
1055 {
1056 .start = DA850_SATA_BASE,
1057 .end = DA850_SATA_BASE + 0x1fff,
1058 .flags = IORESOURCE_MEM,
1059 },
1060 {
1061 .start = DA8XX_SYSCFG1_BASE + DA8XX_PWRDN_REG,
1062 .end = DA8XX_SYSCFG1_BASE + DA8XX_PWRDN_REG + 0x3,
1063 .flags = IORESOURCE_MEM,
1064 },
1065 {
1066 .start = IRQ_DA850_SATAINT,
1067 .flags = IORESOURCE_IRQ,
1068 },
1069 };
1070
1071 static u64 da850_sata_dmamask = DMA_BIT_MASK(32);
1072
1073 static struct platform_device da850_sata_device = {
1074 .name = "ahci_da850",
1075 .id = -1,
1076 .dev = {
1077 .dma_mask = &da850_sata_dmamask,
1078 .coherent_dma_mask = DMA_BIT_MASK(32),
1079 },
1080 .num_resources = ARRAY_SIZE(da850_sata_resources),
1081 .resource = da850_sata_resources,
1082 };
1083
1084 int __init da850_register_sata(unsigned long refclkpn)
1085 {
1086 /* please see comment in drivers/ata/ahci_da850.c */
1087 BUG_ON(refclkpn != 100 * 1000 * 1000);
1088
1089 return platform_device_register(&da850_sata_device);
1090 }
1091 #endif
Linux with added FPC-III support