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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris...
[linux/fpc-iii.git] / arch / arm / mach-davinci / board-da850-evm.c
blobe0af0eccde8fbe0d9f54abaeb339ee974db4c2d2
1 /*
2 * TI DA850/OMAP-L138 EVM board
3 *
4 * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
5 *
6 * Derived from: arch/arm/mach-davinci/board-da830-evm.c
7 * Original Copyrights follow:
8 *
9 * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
10 * the terms of the GNU General Public License version 2. This program
11 * is licensed "as is" without any warranty of any kind, whether express
12 * or implied.
13 */
14 #include <linux/console.h>
15 #include <linux/delay.h>
16 #include <linux/gpio.h>
17 #include <linux/gpio_keys.h>
18 #include <linux/init.h>
19 #include <linux/kernel.h>
20 #include <linux/i2c.h>
21 #include <linux/platform_data/at24.h>
22 #include <linux/platform_data/pca953x.h>
23 #include <linux/input.h>
24 #include <linux/input/tps6507x-ts.h>
25 #include <linux/mfd/tps6507x.h>
26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/nand.h>
28 #include <linux/mtd/partitions.h>
29 #include <linux/mtd/physmap.h>
30 #include <linux/platform_device.h>
31 #include <linux/platform_data/gpio-davinci.h>
32 #include <linux/platform_data/mtd-davinci.h>
33 #include <linux/platform_data/mtd-davinci-aemif.h>
34 #include <linux/platform_data/spi-davinci.h>
35 #include <linux/platform_data/uio_pruss.h>
36 #include <linux/regulator/machine.h>
37 #include <linux/regulator/tps6507x.h>
38 #include <linux/spi/spi.h>
39 #include <linux/spi/flash.h>
40 #include <linux/wl12xx.h>
41
42 #include <mach/common.h>
43 #include <mach/cp_intc.h>
44 #include <mach/da8xx.h>
45 #include <mach/mux.h>
46 #include <mach/sram.h>
47
48 #include <asm/mach-types.h>
49 #include <asm/mach/arch.h>
50 #include <asm/system_info.h>
51
52 #include <media/tvp514x.h>
53 #include <media/adv7343.h>
54
55 #define DA850_EVM_PHY_ID "davinci_mdio-0:00"
56 #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8)
57 #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15)
58
59 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
60 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
61
62 #define DA850_WLAN_EN GPIO_TO_PIN(6, 9)
63 #define DA850_WLAN_IRQ GPIO_TO_PIN(6, 10)
64
65 #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6)
66
67 static struct mtd_partition da850evm_spiflash_part[] = {
68 [0] = {
69 .name = "UBL",
70 .offset = 0,
71 .size = SZ_64K,
72 .mask_flags = MTD_WRITEABLE,
73 },
74 [1] = {
75 .name = "U-Boot",
76 .offset = MTDPART_OFS_APPEND,
77 .size = SZ_512K,
78 .mask_flags = MTD_WRITEABLE,
79 },
80 [2] = {
81 .name = "U-Boot-Env",
82 .offset = MTDPART_OFS_APPEND,
83 .size = SZ_64K,
84 .mask_flags = MTD_WRITEABLE,
85 },
86 [3] = {
87 .name = "Kernel",
88 .offset = MTDPART_OFS_APPEND,
89 .size = SZ_2M + SZ_512K,
90 .mask_flags = 0,
91 },
92 [4] = {
93 .name = "Filesystem",
94 .offset = MTDPART_OFS_APPEND,
95 .size = SZ_4M,
96 .mask_flags = 0,
97 },
98 [5] = {
99 .name = "MAC-Address",
100 .offset = SZ_8M - SZ_64K,
101 .size = SZ_64K,
102 .mask_flags = MTD_WRITEABLE,
103 },
104 };
105
106 static struct flash_platform_data da850evm_spiflash_data = {
107 .name = "m25p80",
108 .parts = da850evm_spiflash_part,
109 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
110 .type = "m25p64",
111 };
112
113 static struct davinci_spi_config da850evm_spiflash_cfg = {
114 .io_type = SPI_IO_TYPE_DMA,
115 .c2tdelay = 8,
116 .t2cdelay = 8,
117 };
118
119 static struct spi_board_info da850evm_spi_info[] = {
120 {
121 .modalias = "m25p80",
122 .platform_data = &da850evm_spiflash_data,
123 .controller_data = &da850evm_spiflash_cfg,
124 .mode = SPI_MODE_0,
125 .max_speed_hz = 30000000,
126 .bus_num = 1,
127 .chip_select = 0,
128 },
129 };
130
131 #ifdef CONFIG_MTD
132 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
133 {
134 char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
135 size_t retlen;
136
137 if (!strcmp(mtd->name, "MAC-Address")) {
138 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
139 if (retlen == ETH_ALEN)
140 pr_info("Read MAC addr from SPI Flash: %pM\n",
141 mac_addr);
142 }
143 }
144
145 static struct mtd_notifier da850evm_spi_notifier = {
146 .add = da850_evm_m25p80_notify_add,
147 };
148
149 static void da850_evm_setup_mac_addr(void)
150 {
151 register_mtd_user(&da850evm_spi_notifier);
152 }
153 #else
154 static void da850_evm_setup_mac_addr(void) { }
155 #endif
156
157 static struct mtd_partition da850_evm_norflash_partition[] = {
158 {
159 .name = "bootloaders + env",
160 .offset = 0,
161 .size = SZ_512K,
162 .mask_flags = MTD_WRITEABLE,
163 },
164 {
165 .name = "kernel",
166 .offset = MTDPART_OFS_APPEND,
167 .size = SZ_2M,
168 .mask_flags = 0,
169 },
170 {
171 .name = "filesystem",
172 .offset = MTDPART_OFS_APPEND,
173 .size = MTDPART_SIZ_FULL,
174 .mask_flags = 0,
175 },
176 };
177
178 static struct physmap_flash_data da850_evm_norflash_data = {
179 .width = 2,
180 .parts = da850_evm_norflash_partition,
181 .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition),
182 };
183
184 static struct resource da850_evm_norflash_resource[] = {
185 {
186 .start = DA8XX_AEMIF_CS2_BASE,
187 .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
188 .flags = IORESOURCE_MEM,
189 },
190 };
191
192 static struct platform_device da850_evm_norflash_device = {
193 .name = "physmap-flash",
194 .id = 0,
195 .dev = {
196 .platform_data = &da850_evm_norflash_data,
197 },
198 .num_resources = 1,
199 .resource = da850_evm_norflash_resource,
200 };
201
202 static struct davinci_pm_config da850_pm_pdata = {
203 .sleepcount = 128,
204 };
205
206 static struct platform_device da850_pm_device = {
207 .name = "pm-davinci",
208 .dev = {
209 .platform_data = &da850_pm_pdata,
210 },
211 .id = -1,
212 };
213
214 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
215 * (128K blocks). It may be used instead of the (default) SPI flash
216 * to boot, using TI's tools to install the secondary boot loader
217 * (UBL) and U-Boot.
218 */
219 static struct mtd_partition da850_evm_nandflash_partition[] = {
220 {
221 .name = "u-boot env",
222 .offset = 0,
223 .size = SZ_128K,
224 .mask_flags = MTD_WRITEABLE,
225 },
226 {
227 .name = "UBL",
228 .offset = MTDPART_OFS_APPEND,
229 .size = SZ_128K,
230 .mask_flags = MTD_WRITEABLE,
231 },
232 {
233 .name = "u-boot",
234 .offset = MTDPART_OFS_APPEND,
235 .size = 4 * SZ_128K,
236 .mask_flags = MTD_WRITEABLE,
237 },
238 {
239 .name = "kernel",
240 .offset = 0x200000,
241 .size = SZ_2M,
242 .mask_flags = 0,
243 },
244 {
245 .name = "filesystem",
246 .offset = MTDPART_OFS_APPEND,
247 .size = MTDPART_SIZ_FULL,
248 .mask_flags = 0,
249 },
250 };
251
252 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
253 .wsetup = 24,
254 .wstrobe = 21,
255 .whold = 14,
256 .rsetup = 19,
257 .rstrobe = 50,
258 .rhold = 0,
259 .ta = 20,
260 };
261
262 static struct davinci_nand_pdata da850_evm_nandflash_data = {
263 .parts = da850_evm_nandflash_partition,
264 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
265 .ecc_mode = NAND_ECC_HW,
266 .ecc_bits = 4,
267 .bbt_options = NAND_BBT_USE_FLASH,
268 .timing = &da850_evm_nandflash_timing,
269 };
270
271 static struct resource da850_evm_nandflash_resource[] = {
272 {
273 .start = DA8XX_AEMIF_CS3_BASE,
274 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
275 .flags = IORESOURCE_MEM,
276 },
277 {
278 .start = DA8XX_AEMIF_CTL_BASE,
279 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
280 .flags = IORESOURCE_MEM,
281 },
282 };
283
284 static struct platform_device da850_evm_nandflash_device = {
285 .name = "davinci_nand",
286 .id = 1,
287 .dev = {
288 .platform_data = &da850_evm_nandflash_data,
289 },
290 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
291 .resource = da850_evm_nandflash_resource,
292 };
293
294 static struct platform_device *da850_evm_devices[] = {
295 &da850_evm_nandflash_device,
296 &da850_evm_norflash_device,
297 };
298
299 #define DA8XX_AEMIF_CE2CFG_OFFSET 0x10
300 #define DA8XX_AEMIF_ASIZE_16BIT 0x1
301
302 static void __init da850_evm_init_nor(void)
303 {
304 void __iomem *aemif_addr;
305
306 aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
307
308 /* Configure data bus width of CS2 to 16 bit */
309 writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
310 DA8XX_AEMIF_ASIZE_16BIT,
311 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
312
313 iounmap(aemif_addr);
314 }
315
316 static const short da850_evm_nand_pins[] = {
317 DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
318 DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
319 DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
320 DA850_NEMA_WE, DA850_NEMA_OE,
321 -1
322 };
323
324 static const short da850_evm_nor_pins[] = {
325 DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
326 DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
327 DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
328 DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
329 DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
330 DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
331 DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
332 DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
333 DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
334 DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
335 DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
336 DA850_EMA_A_22, DA850_EMA_A_23,
337 -1
338 };
339
340 #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
341
342 static inline void da850_evm_setup_nor_nand(void)
343 {
344 int ret = 0;
345
346 if (!HAS_MMC) {
347 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
348 if (ret)
349 pr_warn("%s: NAND mux setup failed: %d\n",
350 __func__, ret);
351
352 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
353 if (ret)
354 pr_warn("%s: NOR mux setup failed: %d\n",
355 __func__, ret);
356
357 da850_evm_init_nor();
358
359 platform_add_devices(da850_evm_devices,
360 ARRAY_SIZE(da850_evm_devices));
361 }
362 }
363
364 #ifdef CONFIG_DA850_UI_RMII
365 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
366 {
367 struct davinci_soc_info *soc_info = &davinci_soc_info;
368
369 soc_info->emac_pdata->rmii_en = 1;
370 gpio_set_value_cansleep(rmii_sel, 0);
371 }
372 #else
373 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
374 #endif
375
376
377 #define DA850_KEYS_DEBOUNCE_MS 10
378 /*
379 * At 200ms polling interval it is possible to miss an
380 * event by tapping very lightly on the push button but most
381 * pushes do result in an event; longer intervals require the
382 * user to hold the button whereas shorter intervals require
383 * more CPU time for polling.
384 */
385 #define DA850_GPIO_KEYS_POLL_MS 200
386
387 enum da850_evm_ui_exp_pins {
388 DA850_EVM_UI_EXP_SEL_C = 5,
389 DA850_EVM_UI_EXP_SEL_B,
390 DA850_EVM_UI_EXP_SEL_A,
391 DA850_EVM_UI_EXP_PB8,
392 DA850_EVM_UI_EXP_PB7,
393 DA850_EVM_UI_EXP_PB6,
394 DA850_EVM_UI_EXP_PB5,
395 DA850_EVM_UI_EXP_PB4,
396 DA850_EVM_UI_EXP_PB3,
397 DA850_EVM_UI_EXP_PB2,
398 DA850_EVM_UI_EXP_PB1,
399 };
400
401 static const char * const da850_evm_ui_exp[] = {
402 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
403 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
404 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
405 [DA850_EVM_UI_EXP_PB8] = "pb8",
406 [DA850_EVM_UI_EXP_PB7] = "pb7",
407 [DA850_EVM_UI_EXP_PB6] = "pb6",
408 [DA850_EVM_UI_EXP_PB5] = "pb5",
409 [DA850_EVM_UI_EXP_PB4] = "pb4",
410 [DA850_EVM_UI_EXP_PB3] = "pb3",
411 [DA850_EVM_UI_EXP_PB2] = "pb2",
412 [DA850_EVM_UI_EXP_PB1] = "pb1",
413 };
414
415 #define DA850_N_UI_PB 8
416
417 static struct gpio_keys_button da850_evm_ui_keys[] = {
418 [0 ... DA850_N_UI_PB - 1] = {
419 .type = EV_KEY,
420 .active_low = 1,
421 .wakeup = 0,
422 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
423 .code = -1, /* assigned at runtime */
424 .gpio = -1, /* assigned at runtime */
425 .desc = NULL, /* assigned at runtime */
426 },
427 };
428
429 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
430 .buttons = da850_evm_ui_keys,
431 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
432 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
433 };
434
435 static struct platform_device da850_evm_ui_keys_device = {
436 .name = "gpio-keys-polled",
437 .id = 0,
438 .dev = {
439 .platform_data = &da850_evm_ui_keys_pdata
440 },
441 };
442
443 static void da850_evm_ui_keys_init(unsigned gpio)
444 {
445 int i;
446 struct gpio_keys_button *button;
447
448 for (i = 0; i < DA850_N_UI_PB; i++) {
449 button = &da850_evm_ui_keys[i];
450 button->code = KEY_F8 - i;
451 button->desc = (char *)
452 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
453 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
454 }
455 }
456
457 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
458 static inline void da850_evm_setup_video_port(int video_sel)
459 {
460 gpio_set_value_cansleep(video_sel, 0);
461 }
462 #else
463 static inline void da850_evm_setup_video_port(int video_sel) { }
464 #endif
465
466 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
467 unsigned ngpio, void *c)
468 {
469 int sel_a, sel_b, sel_c, ret;
470
471 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
472 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
473 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
474
475 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
476 if (ret) {
477 pr_warn("Cannot open UI expander pin %d\n", sel_a);
478 goto exp_setup_sela_fail;
479 }
480
481 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
482 if (ret) {
483 pr_warn("Cannot open UI expander pin %d\n", sel_b);
484 goto exp_setup_selb_fail;
485 }
486
487 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
488 if (ret) {
489 pr_warn("Cannot open UI expander pin %d\n", sel_c);
490 goto exp_setup_selc_fail;
491 }
492
493 /* deselect all functionalities */
494 gpio_direction_output(sel_a, 1);
495 gpio_direction_output(sel_b, 1);
496 gpio_direction_output(sel_c, 1);
497
498 da850_evm_ui_keys_init(gpio);
499 ret = platform_device_register(&da850_evm_ui_keys_device);
500 if (ret) {
501 pr_warn("Could not register UI GPIO expander push-buttons");
502 goto exp_setup_keys_fail;
503 }
504
505 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
506
507 da850_evm_setup_nor_nand();
508
509 da850_evm_setup_emac_rmii(sel_a);
510
511 da850_evm_setup_video_port(sel_c);
512
513 return 0;
514
515 exp_setup_keys_fail:
516 gpio_free(sel_c);
517 exp_setup_selc_fail:
518 gpio_free(sel_b);
519 exp_setup_selb_fail:
520 gpio_free(sel_a);
521 exp_setup_sela_fail:
522 return ret;
523 }
524
525 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
526 unsigned gpio, unsigned ngpio, void *c)
527 {
528 platform_device_unregister(&da850_evm_ui_keys_device);
529
530 /* deselect all functionalities */
531 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
532 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
533 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
534
535 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
536 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
537 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
538
539 return 0;
540 }
541
542 /* assign the baseboard expander's GPIOs after the UI board's */
543 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
544 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
545
546 enum da850_evm_bb_exp_pins {
547 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
548 DA850_EVM_BB_EXP_SW_RST,
549 DA850_EVM_BB_EXP_TP_23,
550 DA850_EVM_BB_EXP_TP_22,
551 DA850_EVM_BB_EXP_TP_21,
552 DA850_EVM_BB_EXP_USER_PB1,
553 DA850_EVM_BB_EXP_USER_LED2,
554 DA850_EVM_BB_EXP_USER_LED1,
555 DA850_EVM_BB_EXP_USER_SW1,
556 DA850_EVM_BB_EXP_USER_SW2,
557 DA850_EVM_BB_EXP_USER_SW3,
558 DA850_EVM_BB_EXP_USER_SW4,
559 DA850_EVM_BB_EXP_USER_SW5,
560 DA850_EVM_BB_EXP_USER_SW6,
561 DA850_EVM_BB_EXP_USER_SW7,
562 DA850_EVM_BB_EXP_USER_SW8
563 };
564
565 static const char * const da850_evm_bb_exp[] = {
566 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
567 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
568 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
569 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
570 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
571 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
572 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
573 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
574 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
575 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
576 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
577 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
578 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
579 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
580 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
581 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
582 };
583
584 #define DA850_N_BB_USER_SW 8
585
586 static struct gpio_keys_button da850_evm_bb_keys[] = {
587 [0] = {
588 .type = EV_KEY,
589 .active_low = 1,
590 .wakeup = 0,
591 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
592 .code = KEY_PROG1,
593 .desc = NULL, /* assigned at runtime */
594 .gpio = -1, /* assigned at runtime */
595 },
596 [1 ... DA850_N_BB_USER_SW] = {
597 .type = EV_SW,
598 .active_low = 1,
599 .wakeup = 0,
600 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
601 .code = -1, /* assigned at runtime */
602 .desc = NULL, /* assigned at runtime */
603 .gpio = -1, /* assigned at runtime */
604 },
605 };
606
607 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
608 .buttons = da850_evm_bb_keys,
609 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
610 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
611 };
612
613 static struct platform_device da850_evm_bb_keys_device = {
614 .name = "gpio-keys-polled",
615 .id = 1,
616 .dev = {
617 .platform_data = &da850_evm_bb_keys_pdata
618 },
619 };
620
621 static void da850_evm_bb_keys_init(unsigned gpio)
622 {
623 int i;
624 struct gpio_keys_button *button;
625
626 button = &da850_evm_bb_keys[0];
627 button->desc = (char *)
628 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
629 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
630
631 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
632 button = &da850_evm_bb_keys[i + 1];
633 button->code = SW_LID + i;
634 button->desc = (char *)
635 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
636 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
637 }
638 }
639
640 #define DA850_N_BB_USER_LED 2
641
642 static struct gpio_led da850_evm_bb_leds[] = {
643 [0 ... DA850_N_BB_USER_LED - 1] = {
644 .active_low = 1,
645 .gpio = -1, /* assigned at runtime */
646 .name = NULL, /* assigned at runtime */
647 },
648 };
649
650 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
651 .leds = da850_evm_bb_leds,
652 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
653 };
654
655 static struct platform_device da850_evm_bb_leds_device = {
656 .name = "leds-gpio",
657 .id = -1,
658 .dev = {
659 .platform_data = &da850_evm_bb_leds_pdata
660 }
661 };
662
663 static void da850_evm_bb_leds_init(unsigned gpio)
664 {
665 int i;
666 struct gpio_led *led;
667
668 for (i = 0; i < DA850_N_BB_USER_LED; i++) {
669 led = &da850_evm_bb_leds[i];
670
671 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
672 led->name =
673 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
674 }
675 }
676
677 static int da850_evm_bb_expander_setup(struct i2c_client *client,
678 unsigned gpio, unsigned ngpio,
679 void *c)
680 {
681 int ret;
682
683 /*
684 * Register the switches and pushbutton on the baseboard as a gpio-keys
685 * device.
686 */
687 da850_evm_bb_keys_init(gpio);
688 ret = platform_device_register(&da850_evm_bb_keys_device);
689 if (ret) {
690 pr_warn("Could not register baseboard GPIO expander keys");
691 goto io_exp_setup_sw_fail;
692 }
693
694 da850_evm_bb_leds_init(gpio);
695 ret = platform_device_register(&da850_evm_bb_leds_device);
696 if (ret) {
697 pr_warn("Could not register baseboard GPIO expander LEDs");
698 goto io_exp_setup_leds_fail;
699 }
700
701 return 0;
702
703 io_exp_setup_leds_fail:
704 platform_device_unregister(&da850_evm_bb_keys_device);
705 io_exp_setup_sw_fail:
706 return ret;
707 }
708
709 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
710 unsigned gpio, unsigned ngpio, void *c)
711 {
712 platform_device_unregister(&da850_evm_bb_leds_device);
713 platform_device_unregister(&da850_evm_bb_keys_device);
714
715 return 0;
716 }
717
718 static struct pca953x_platform_data da850_evm_ui_expander_info = {
719 .gpio_base = DAVINCI_N_GPIO,
720 .setup = da850_evm_ui_expander_setup,
721 .teardown = da850_evm_ui_expander_teardown,
722 .names = da850_evm_ui_exp,
723 };
724
725 static struct pca953x_platform_data da850_evm_bb_expander_info = {
726 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
727 .setup = da850_evm_bb_expander_setup,
728 .teardown = da850_evm_bb_expander_teardown,
729 .names = da850_evm_bb_exp,
730 };
731
732 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
733 {
734 I2C_BOARD_INFO("tlv320aic3x", 0x18),
735 },
736 {
737 I2C_BOARD_INFO("tca6416", 0x20),
738 .platform_data = &da850_evm_ui_expander_info,
739 },
740 {
741 I2C_BOARD_INFO("tca6416", 0x21),
742 .platform_data = &da850_evm_bb_expander_info,
743 },
744 };
745
746 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
747 .bus_freq = 100, /* kHz */
748 .bus_delay = 0, /* usec */
749 };
750
751 /* davinci da850 evm audio machine driver */
752 static u8 da850_iis_serializer_direction[] = {
753 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
754 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
755 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
756 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
757 };
758
759 static struct snd_platform_data da850_evm_snd_data = {
760 .tx_dma_offset = 0x2000,
761 .rx_dma_offset = 0x2000,
762 .op_mode = DAVINCI_MCASP_IIS_MODE,
763 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
764 .tdm_slots = 2,
765 .serial_dir = da850_iis_serializer_direction,
766 .asp_chan_q = EVENTQ_0,
767 .ram_chan_q = EVENTQ_1,
768 .version = MCASP_VERSION_2,
769 .txnumevt = 1,
770 .rxnumevt = 1,
771 .sram_size_playback = SZ_8K,
772 .sram_size_capture = SZ_8K,
773 };
774
775 static const short da850_evm_mcasp_pins[] __initconst = {
776 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
777 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
778 DA850_AXR_11, DA850_AXR_12,
779 -1
780 };
781
782 static int da850_evm_mmc_get_ro(int index)
783 {
784 return gpio_get_value(DA850_MMCSD_WP_PIN);
785 }
786
787 static int da850_evm_mmc_get_cd(int index)
788 {
789 return !gpio_get_value(DA850_MMCSD_CD_PIN);
790 }
791
792 static struct davinci_mmc_config da850_mmc_config = {
793 .get_ro = da850_evm_mmc_get_ro,
794 .get_cd = da850_evm_mmc_get_cd,
795 .wires = 4,
796 .max_freq = 50000000,
797 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
798 };
799
800 static const short da850_evm_mmcsd0_pins[] __initconst = {
801 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
802 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
803 DA850_GPIO4_0, DA850_GPIO4_1,
804 -1
805 };
806
807 static void da850_panel_power_ctrl(int val)
808 {
809 /* lcd backlight */
810 gpio_set_value(DA850_LCD_BL_PIN, val);
811
812 /* lcd power */
813 gpio_set_value(DA850_LCD_PWR_PIN, val);
814 }
815
816 static int da850_lcd_hw_init(void)
817 {
818 int status;
819
820 status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
821 if (status < 0)
822 return status;
823
824 status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
825 if (status < 0) {
826 gpio_free(DA850_LCD_BL_PIN);
827 return status;
828 }
829
830 gpio_direction_output(DA850_LCD_BL_PIN, 0);
831 gpio_direction_output(DA850_LCD_PWR_PIN, 0);
832
833 /* Switch off panel power and backlight */
834 da850_panel_power_ctrl(0);
835
836 /* Switch on panel power and backlight */
837 da850_panel_power_ctrl(1);
838
839 return 0;
840 }
841
842 /* TPS65070 voltage regulator support */
843
844 /* 3.3V */
845 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
846 {
847 .supply = "usb0_vdda33",
848 },
849 {
850 .supply = "usb1_vdda33",
851 },
852 };
853
854 /* 3.3V or 1.8V */
855 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
856 {
857 .supply = "dvdd3318_a",
858 },
859 {
860 .supply = "dvdd3318_b",
861 },
862 {
863 .supply = "dvdd3318_c",
864 },
865 };
866
867 /* 1.2V */
868 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
869 {
870 .supply = "cvdd",
871 },
872 };
873
874 /* 1.8V LDO */
875 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
876 {
877 .supply = "sata_vddr",
878 },
879 {
880 .supply = "usb0_vdda18",
881 },
882 {
883 .supply = "usb1_vdda18",
884 },
885 {
886 .supply = "ddr_dvdd18",
887 },
888 };
889
890 /* 1.2V LDO */
891 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
892 {
893 .supply = "sata_vdd",
894 },
895 {
896 .supply = "pll0_vdda",
897 },
898 {
899 .supply = "pll1_vdda",
900 },
901 {
902 .supply = "usbs_cvdd",
903 },
904 {
905 .supply = "vddarnwa1",
906 },
907 };
908
909 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
910 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
911 .defdcdc_default = true,
912 };
913
914 static struct regulator_init_data tps65070_regulator_data[] = {
915 /* dcdc1 */
916 {
917 .constraints = {
918 .min_uV = 3150000,
919 .max_uV = 3450000,
920 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
921 REGULATOR_CHANGE_STATUS),
922 .boot_on = 1,
923 },
924 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
925 .consumer_supplies = tps65070_dcdc1_consumers,
926 },
927
928 /* dcdc2 */
929 {
930 .constraints = {
931 .min_uV = 1710000,
932 .max_uV = 3450000,
933 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
934 REGULATOR_CHANGE_STATUS),
935 .boot_on = 1,
936 },
937 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
938 .consumer_supplies = tps65070_dcdc2_consumers,
939 .driver_data = &tps6507x_platform_data,
940 },
941
942 /* dcdc3 */
943 {
944 .constraints = {
945 .min_uV = 950000,
946 .max_uV = 1350000,
947 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
948 REGULATOR_CHANGE_STATUS),
949 .boot_on = 1,
950 },
951 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
952 .consumer_supplies = tps65070_dcdc3_consumers,
953 .driver_data = &tps6507x_platform_data,
954 },
955
956 /* ldo1 */
957 {
958 .constraints = {
959 .min_uV = 1710000,
960 .max_uV = 1890000,
961 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
962 REGULATOR_CHANGE_STATUS),
963 .boot_on = 1,
964 },
965 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
966 .consumer_supplies = tps65070_ldo1_consumers,
967 },
968
969 /* ldo2 */
970 {
971 .constraints = {
972 .min_uV = 1140000,
973 .max_uV = 1320000,
974 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
975 REGULATOR_CHANGE_STATUS),
976 .boot_on = 1,
977 },
978 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
979 .consumer_supplies = tps65070_ldo2_consumers,
980 },
981 };
982
983 static struct touchscreen_init_data tps6507x_touchscreen_data = {
984 .poll_period = 30, /* ms between touch samples */
985 .min_pressure = 0x30, /* minimum pressure to trigger touch */
986 .vendor = 0, /* /sys/class/input/input?/id/vendor */
987 .product = 65070, /* /sys/class/input/input?/id/product */
988 .version = 0x100, /* /sys/class/input/input?/id/version */
989 };
990
991 static struct tps6507x_board tps_board = {
992 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
993 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
994 };
995
996 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
997 {
998 I2C_BOARD_INFO("tps6507x", 0x48),
999 .platform_data = &tps_board,
1000 },
1001 };
1002
1003 static int __init pmic_tps65070_init(void)
1004 {
1005 return i2c_register_board_info(1, da850_evm_tps65070_info,
1006 ARRAY_SIZE(da850_evm_tps65070_info));
1007 }
1008
1009 static const short da850_evm_lcdc_pins[] = {
1010 DA850_GPIO2_8, DA850_GPIO2_15,
1011 -1
1012 };
1013
1014 static const short da850_evm_mii_pins[] = {
1015 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1016 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1017 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1018 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1019 DA850_MDIO_D,
1020 -1
1021 };
1022
1023 static const short da850_evm_rmii_pins[] = {
1024 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1025 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1026 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1027 DA850_MDIO_D,
1028 -1
1029 };
1030
1031 static int __init da850_evm_config_emac(void)
1032 {
1033 void __iomem *cfg_chip3_base;
1034 int ret;
1035 u32 val;
1036 struct davinci_soc_info *soc_info = &davinci_soc_info;
1037 u8 rmii_en = soc_info->emac_pdata->rmii_en;
1038
1039 if (!machine_is_davinci_da850_evm())
1040 return 0;
1041
1042 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1043
1044 val = __raw_readl(cfg_chip3_base);
1045
1046 if (rmii_en) {
1047 val |= BIT(8);
1048 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1049 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1050 " functional\n");
1051 } else {
1052 val &= ~BIT(8);
1053 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1054 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1055 " functional\n");
1056 }
1057
1058 if (ret)
1059 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1060 __func__, ret);
1061
1062 /* configure the CFGCHIP3 register for RMII or MII */
1063 __raw_writel(val, cfg_chip3_base);
1064
1065 ret = davinci_cfg_reg(DA850_GPIO2_6);
1066 if (ret)
1067 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1068
1069 ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1070 if (ret) {
1071 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1072 return ret;
1073 }
1074
1075 /* Enable/Disable MII MDIO clock */
1076 gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1077
1078 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1079
1080 ret = da8xx_register_emac();
1081 if (ret)
1082 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1083
1084 return 0;
1085 }
1086 device_initcall(da850_evm_config_emac);
1087
1088 /*
1089 * The following EDMA channels/slots are not being used by drivers (for
1090 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1091 * they are being reserved for codecs on the DSP side.
1092 */
1093 static const s16 da850_dma0_rsv_chans[][2] = {
1094 /* (offset, number) */
1095 { 8, 6},
1096 {24, 4},
1097 {30, 2},
1098 {-1, -1}
1099 };
1100
1101 static const s16 da850_dma0_rsv_slots[][2] = {
1102 /* (offset, number) */
1103 { 8, 6},
1104 {24, 4},
1105 {30, 50},
1106 {-1, -1}
1107 };
1108
1109 static const s16 da850_dma1_rsv_chans[][2] = {
1110 /* (offset, number) */
1111 { 0, 28},
1112 {30, 2},
1113 {-1, -1}
1114 };
1115
1116 static const s16 da850_dma1_rsv_slots[][2] = {
1117 /* (offset, number) */
1118 { 0, 28},
1119 {30, 90},
1120 {-1, -1}
1121 };
1122
1123 static struct edma_rsv_info da850_edma_cc0_rsv = {
1124 .rsv_chans = da850_dma0_rsv_chans,
1125 .rsv_slots = da850_dma0_rsv_slots,
1126 };
1127
1128 static struct edma_rsv_info da850_edma_cc1_rsv = {
1129 .rsv_chans = da850_dma1_rsv_chans,
1130 .rsv_slots = da850_dma1_rsv_slots,
1131 };
1132
1133 static struct edma_rsv_info *da850_edma_rsv[2] = {
1134 &da850_edma_cc0_rsv,
1135 &da850_edma_cc1_rsv,
1136 };
1137
1138 #ifdef CONFIG_CPU_FREQ
1139 static __init int da850_evm_init_cpufreq(void)
1140 {
1141 switch (system_rev & 0xF) {
1142 case 3:
1143 da850_max_speed = 456000;
1144 break;
1145 case 2:
1146 da850_max_speed = 408000;
1147 break;
1148 case 1:
1149 da850_max_speed = 372000;
1150 break;
1151 }
1152
1153 return da850_register_cpufreq("pll0_sysclk3");
1154 }
1155 #else
1156 static __init int da850_evm_init_cpufreq(void) { return 0; }
1157 #endif
1158
1159 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1160
1161 #define TVP5147_CH0 "tvp514x-0"
1162 #define TVP5147_CH1 "tvp514x-1"
1163
1164 /* VPIF capture configuration */
1165 static struct tvp514x_platform_data tvp5146_pdata = {
1166 .clk_polarity = 0,
1167 .hs_polarity = 1,
1168 .vs_polarity = 1,
1169 };
1170
1171 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1172
1173 static const struct vpif_input da850_ch0_inputs[] = {
1174 {
1175 .input = {
1176 .index = 0,
1177 .name = "Composite",
1178 .type = V4L2_INPUT_TYPE_CAMERA,
1179 .capabilities = V4L2_IN_CAP_STD,
1180 .std = TVP514X_STD_ALL,
1181 },
1182 .input_route = INPUT_CVBS_VI2B,
1183 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1184 .subdev_name = TVP5147_CH0,
1185 },
1186 };
1187
1188 static const struct vpif_input da850_ch1_inputs[] = {
1189 {
1190 .input = {
1191 .index = 0,
1192 .name = "S-Video",
1193 .type = V4L2_INPUT_TYPE_CAMERA,
1194 .capabilities = V4L2_IN_CAP_STD,
1195 .std = TVP514X_STD_ALL,
1196 },
1197 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1198 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1199 .subdev_name = TVP5147_CH1,
1200 },
1201 };
1202
1203 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1204 {
1205 .name = TVP5147_CH0,
1206 .board_info = {
1207 I2C_BOARD_INFO("tvp5146", 0x5d),
1208 .platform_data = &tvp5146_pdata,
1209 },
1210 },
1211 {
1212 .name = TVP5147_CH1,
1213 .board_info = {
1214 I2C_BOARD_INFO("tvp5146", 0x5c),
1215 .platform_data = &tvp5146_pdata,
1216 },
1217 },
1218 };
1219
1220 static struct vpif_capture_config da850_vpif_capture_config = {
1221 .subdev_info = da850_vpif_capture_sdev_info,
1222 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1223 .chan_config[0] = {
1224 .inputs = da850_ch0_inputs,
1225 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1226 .vpif_if = {
1227 .if_type = VPIF_IF_BT656,
1228 .hd_pol = 1,
1229 .vd_pol = 1,
1230 .fid_pol = 0,
1231 },
1232 },
1233 .chan_config[1] = {
1234 .inputs = da850_ch1_inputs,
1235 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1236 .vpif_if = {
1237 .if_type = VPIF_IF_BT656,
1238 .hd_pol = 1,
1239 .vd_pol = 1,
1240 .fid_pol = 0,
1241 },
1242 },
1243 .card_name = "DA850/OMAP-L138 Video Capture",
1244 };
1245
1246 /* VPIF display configuration */
1247
1248 static struct adv7343_platform_data adv7343_pdata = {
1249 .mode_config = {
1250 .dac = { 1, 1, 1 },
1251 },
1252 .sd_config = {
1253 .sd_dac_out = { 1 },
1254 },
1255 };
1256
1257 static struct vpif_subdev_info da850_vpif_subdev[] = {
1258 {
1259 .name = "adv7343",
1260 .board_info = {
1261 I2C_BOARD_INFO("adv7343", 0x2a),
1262 .platform_data = &adv7343_pdata,
1263 },
1264 },
1265 };
1266
1267 static const struct vpif_output da850_ch0_outputs[] = {
1268 {
1269 .output = {
1270 .index = 0,
1271 .name = "Composite",
1272 .type = V4L2_OUTPUT_TYPE_ANALOG,
1273 .capabilities = V4L2_OUT_CAP_STD,
1274 .std = V4L2_STD_ALL,
1275 },
1276 .subdev_name = "adv7343",
1277 .output_route = ADV7343_COMPOSITE_ID,
1278 },
1279 {
1280 .output = {
1281 .index = 1,
1282 .name = "S-Video",
1283 .type = V4L2_OUTPUT_TYPE_ANALOG,
1284 .capabilities = V4L2_OUT_CAP_STD,
1285 .std = V4L2_STD_ALL,
1286 },
1287 .subdev_name = "adv7343",
1288 .output_route = ADV7343_SVIDEO_ID,
1289 },
1290 };
1291
1292 static struct vpif_display_config da850_vpif_display_config = {
1293 .subdevinfo = da850_vpif_subdev,
1294 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1295 .chan_config[0] = {
1296 .outputs = da850_ch0_outputs,
1297 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1298 },
1299 .card_name = "DA850/OMAP-L138 Video Display",
1300 };
1301
1302 static __init void da850_vpif_init(void)
1303 {
1304 int ret;
1305
1306 ret = da850_register_vpif();
1307 if (ret)
1308 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1309
1310 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1311 if (ret)
1312 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1313 ret);
1314
1315 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1316 if (ret)
1317 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1318
1319 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1320 if (ret)
1321 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1322 ret);
1323
1324 ret = da850_register_vpif_display(&da850_vpif_display_config);
1325 if (ret)
1326 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1327 }
1328
1329 #else
1330 static __init void da850_vpif_init(void) {}
1331 #endif
1332
1333 #ifdef CONFIG_DA850_WL12XX
1334
1335 static void wl12xx_set_power(int index, bool power_on)
1336 {
1337 static bool power_state;
1338
1339 pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1340
1341 if (power_on == power_state)
1342 return;
1343 power_state = power_on;
1344
1345 if (power_on) {
1346 /* Power up sequence required for wl127x devices */
1347 gpio_set_value(DA850_WLAN_EN, 1);
1348 usleep_range(15000, 15000);
1349 gpio_set_value(DA850_WLAN_EN, 0);
1350 usleep_range(1000, 1000);
1351 gpio_set_value(DA850_WLAN_EN, 1);
1352 msleep(70);
1353 } else {
1354 gpio_set_value(DA850_WLAN_EN, 0);
1355 }
1356 }
1357
1358 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1359 .set_power = wl12xx_set_power,
1360 .wires = 4,
1361 .max_freq = 25000000,
1362 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1363 MMC_CAP_POWER_OFF_CARD,
1364 };
1365
1366 static const short da850_wl12xx_pins[] __initconst = {
1367 DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1368 DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1369 DA850_GPIO6_9, DA850_GPIO6_10,
1370 -1
1371 };
1372
1373 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1374 .irq = -1,
1375 .board_ref_clock = WL12XX_REFCLOCK_38,
1376 .platform_quirks = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1377 };
1378
1379 static __init int da850_wl12xx_init(void)
1380 {
1381 int ret;
1382
1383 ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1384 if (ret) {
1385 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1386 goto exit;
1387 }
1388
1389 ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1390 if (ret) {
1391 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1392 goto exit;
1393 }
1394
1395 ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1396 if (ret) {
1397 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1398 goto exit;
1399 }
1400
1401 ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1402 if (ret) {
1403 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1404 goto free_wlan_en;
1405 }
1406
1407 da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1408
1409 ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1410 if (ret) {
1411 pr_err("Could not set wl12xx data: %d\n", ret);
1412 goto free_wlan_irq;
1413 }
1414
1415 return 0;
1416
1417 free_wlan_irq:
1418 gpio_free(DA850_WLAN_IRQ);
1419
1420 free_wlan_en:
1421 gpio_free(DA850_WLAN_EN);
1422
1423 exit:
1424 return ret;
1425 }
1426
1427 #else /* CONFIG_DA850_WL12XX */
1428
1429 static __init int da850_wl12xx_init(void)
1430 {
1431 return 0;
1432 }
1433
1434 #endif /* CONFIG_DA850_WL12XX */
1435
1436 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1437
1438 static __init void da850_evm_init(void)
1439 {
1440 int ret;
1441
1442 ret = da850_register_gpio();
1443 if (ret)
1444 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1445
1446 ret = pmic_tps65070_init();
1447 if (ret)
1448 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1449
1450 ret = da850_register_edma(da850_edma_rsv);
1451 if (ret)
1452 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1453
1454 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1455 if (ret)
1456 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1457
1458 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1459 if (ret)
1460 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1461
1462
1463 ret = da8xx_register_watchdog();
1464 if (ret)
1465 pr_warn("%s: watchdog registration failed: %d\n",
1466 __func__, ret);
1467
1468 if (HAS_MMC) {
1469 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1470 if (ret)
1471 pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1472 __func__, ret);
1473
1474 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1475 if (ret)
1476 pr_warn("%s: can not open GPIO %d\n",
1477 __func__, DA850_MMCSD_CD_PIN);
1478 gpio_direction_input(DA850_MMCSD_CD_PIN);
1479
1480 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1481 if (ret)
1482 pr_warn("%s: can not open GPIO %d\n",
1483 __func__, DA850_MMCSD_WP_PIN);
1484 gpio_direction_input(DA850_MMCSD_WP_PIN);
1485
1486 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1487 if (ret)
1488 pr_warn("%s: MMCSD0 registration failed: %d\n",
1489 __func__, ret);
1490
1491 ret = da850_wl12xx_init();
1492 if (ret)
1493 pr_warn("%s: WL12xx initialization failed: %d\n",
1494 __func__, ret);
1495 }
1496
1497 davinci_serial_init(da8xx_serial_device);
1498
1499 i2c_register_board_info(1, da850_evm_i2c_devices,
1500 ARRAY_SIZE(da850_evm_i2c_devices));
1501
1502 /*
1503 * shut down uart 0 and 1; they are not used on the board and
1504 * accessing them causes endless "too much work in irq53" messages
1505 * with arago fs
1506 */
1507 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1508 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1509
1510 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1511 if (ret)
1512 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1513
1514 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1515 da8xx_register_mcasp(0, &da850_evm_snd_data);
1516
1517 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1518 if (ret)
1519 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1520
1521 ret = da8xx_register_uio_pruss();
1522 if (ret)
1523 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1524 ret);
1525
1526 /* Handle board specific muxing for LCD here */
1527 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1528 if (ret)
1529 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1530 __func__, ret);
1531
1532 ret = da850_lcd_hw_init();
1533 if (ret)
1534 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1535
1536 sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1537 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1538 if (ret)
1539 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1540
1541 ret = da8xx_register_rtc();
1542 if (ret)
1543 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1544
1545 ret = da850_evm_init_cpufreq();
1546 if (ret)
1547 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1548
1549 ret = da8xx_register_cpuidle();
1550 if (ret)
1551 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1552
1553 ret = da850_register_pm(&da850_pm_device);
1554 if (ret)
1555 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1556
1557 da850_vpif_init();
1558
1559 ret = spi_register_board_info(da850evm_spi_info,
1560 ARRAY_SIZE(da850evm_spi_info));
1561 if (ret)
1562 pr_warn("%s: spi info registration failed: %d\n", __func__,
1563 ret);
1564
1565 ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1566 if (ret)
1567 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1568
1569 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1570 if (ret)
1571 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1572
1573 da850_evm_setup_mac_addr();
1574
1575 ret = da8xx_register_rproc();
1576 if (ret)
1577 pr_warn("%s: dsp/rproc registration failed: %d\n",
1578 __func__, ret);
1579 }
1580
1581 #ifdef CONFIG_SERIAL_8250_CONSOLE
1582 static int __init da850_evm_console_init(void)
1583 {
1584 if (!machine_is_davinci_da850_evm())
1585 return 0;
1586
1587 return add_preferred_console("ttyS", 2, "115200");
1588 }
1589 console_initcall(da850_evm_console_init);
1590 #endif
1591
1592 static void __init da850_evm_map_io(void)
1593 {
1594 da850_init();
1595 }
1596
1597 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1598 .atag_offset = 0x100,
1599 .map_io = da850_evm_map_io,
1600 .init_irq = cp_intc_init,
1601 .init_time = davinci_timer_init,
1602 .init_machine = da850_evm_init,
1603 .init_late = davinci_init_late,
1604 .dma_zone_size = SZ_128M,
1605 .restart = da8xx_restart,
1606 .reserve = da8xx_rproc_reserve_cma,
1607 MACHINE_END
Linux with added FPC-III support