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Linux 3.11-rc3
[cris-mirror.git] / arch / arm / mach-davinci / board-da850-evm.c
blobbea6793a7ede41cb04822303956d28347037460b
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/i2c/at24.h>
22 #include <linux/i2c/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/mtd-davinci.h>
32 #include <linux/platform_data/mtd-davinci-aemif.h>
33 #include <linux/platform_data/spi-davinci.h>
34 #include <linux/platform_data/uio_pruss.h>
35 #include <linux/regulator/machine.h>
36 #include <linux/regulator/tps6507x.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/flash.h>
39 #include <linux/wl12xx.h>
40
41 #include <mach/cp_intc.h>
42 #include <mach/da8xx.h>
43 #include <mach/mux.h>
44 #include <mach/sram.h>
45
46 #include <asm/mach-types.h>
47 #include <asm/mach/arch.h>
48 #include <asm/system_info.h>
49
50 #include <media/tvp514x.h>
51 #include <media/adv7343.h>
52
53 #define DA850_EVM_PHY_ID "davinci_mdio-0:00"
54 #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8)
55 #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15)
56
57 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
58 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
59
60 #define DA850_WLAN_EN GPIO_TO_PIN(6, 9)
61 #define DA850_WLAN_IRQ GPIO_TO_PIN(6, 10)
62
63 #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6)
64
65 static struct mtd_partition da850evm_spiflash_part[] = {
66 [0] = {
67 .name = "UBL",
68 .offset = 0,
69 .size = SZ_64K,
70 .mask_flags = MTD_WRITEABLE,
71 },
72 [1] = {
73 .name = "U-Boot",
74 .offset = MTDPART_OFS_APPEND,
75 .size = SZ_512K,
76 .mask_flags = MTD_WRITEABLE,
77 },
78 [2] = {
79 .name = "U-Boot-Env",
80 .offset = MTDPART_OFS_APPEND,
81 .size = SZ_64K,
82 .mask_flags = MTD_WRITEABLE,
83 },
84 [3] = {
85 .name = "Kernel",
86 .offset = MTDPART_OFS_APPEND,
87 .size = SZ_2M + SZ_512K,
88 .mask_flags = 0,
89 },
90 [4] = {
91 .name = "Filesystem",
92 .offset = MTDPART_OFS_APPEND,
93 .size = SZ_4M,
94 .mask_flags = 0,
95 },
96 [5] = {
97 .name = "MAC-Address",
98 .offset = SZ_8M - SZ_64K,
99 .size = SZ_64K,
100 .mask_flags = MTD_WRITEABLE,
101 },
102 };
103
104 static struct flash_platform_data da850evm_spiflash_data = {
105 .name = "m25p80",
106 .parts = da850evm_spiflash_part,
107 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
108 .type = "m25p64",
109 };
110
111 static struct davinci_spi_config da850evm_spiflash_cfg = {
112 .io_type = SPI_IO_TYPE_DMA,
113 .c2tdelay = 8,
114 .t2cdelay = 8,
115 };
116
117 static struct spi_board_info da850evm_spi_info[] = {
118 {
119 .modalias = "m25p80",
120 .platform_data = &da850evm_spiflash_data,
121 .controller_data = &da850evm_spiflash_cfg,
122 .mode = SPI_MODE_0,
123 .max_speed_hz = 30000000,
124 .bus_num = 1,
125 .chip_select = 0,
126 },
127 };
128
129 #ifdef CONFIG_MTD
130 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
131 {
132 char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
133 size_t retlen;
134
135 if (!strcmp(mtd->name, "MAC-Address")) {
136 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
137 if (retlen == ETH_ALEN)
138 pr_info("Read MAC addr from SPI Flash: %pM\n",
139 mac_addr);
140 }
141 }
142
143 static struct mtd_notifier da850evm_spi_notifier = {
144 .add = da850_evm_m25p80_notify_add,
145 };
146
147 static void da850_evm_setup_mac_addr(void)
148 {
149 register_mtd_user(&da850evm_spi_notifier);
150 }
151 #else
152 static void da850_evm_setup_mac_addr(void) { }
153 #endif
154
155 static struct mtd_partition da850_evm_norflash_partition[] = {
156 {
157 .name = "bootloaders + env",
158 .offset = 0,
159 .size = SZ_512K,
160 .mask_flags = MTD_WRITEABLE,
161 },
162 {
163 .name = "kernel",
164 .offset = MTDPART_OFS_APPEND,
165 .size = SZ_2M,
166 .mask_flags = 0,
167 },
168 {
169 .name = "filesystem",
170 .offset = MTDPART_OFS_APPEND,
171 .size = MTDPART_SIZ_FULL,
172 .mask_flags = 0,
173 },
174 };
175
176 static struct physmap_flash_data da850_evm_norflash_data = {
177 .width = 2,
178 .parts = da850_evm_norflash_partition,
179 .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition),
180 };
181
182 static struct resource da850_evm_norflash_resource[] = {
183 {
184 .start = DA8XX_AEMIF_CS2_BASE,
185 .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
186 .flags = IORESOURCE_MEM,
187 },
188 };
189
190 static struct platform_device da850_evm_norflash_device = {
191 .name = "physmap-flash",
192 .id = 0,
193 .dev = {
194 .platform_data = &da850_evm_norflash_data,
195 },
196 .num_resources = 1,
197 .resource = da850_evm_norflash_resource,
198 };
199
200 static struct davinci_pm_config da850_pm_pdata = {
201 .sleepcount = 128,
202 };
203
204 static struct platform_device da850_pm_device = {
205 .name = "pm-davinci",
206 .dev = {
207 .platform_data = &da850_pm_pdata,
208 },
209 .id = -1,
210 };
211
212 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
213 * (128K blocks). It may be used instead of the (default) SPI flash
214 * to boot, using TI's tools to install the secondary boot loader
215 * (UBL) and U-Boot.
216 */
217 static struct mtd_partition da850_evm_nandflash_partition[] = {
218 {
219 .name = "u-boot env",
220 .offset = 0,
221 .size = SZ_128K,
222 .mask_flags = MTD_WRITEABLE,
223 },
224 {
225 .name = "UBL",
226 .offset = MTDPART_OFS_APPEND,
227 .size = SZ_128K,
228 .mask_flags = MTD_WRITEABLE,
229 },
230 {
231 .name = "u-boot",
232 .offset = MTDPART_OFS_APPEND,
233 .size = 4 * SZ_128K,
234 .mask_flags = MTD_WRITEABLE,
235 },
236 {
237 .name = "kernel",
238 .offset = 0x200000,
239 .size = SZ_2M,
240 .mask_flags = 0,
241 },
242 {
243 .name = "filesystem",
244 .offset = MTDPART_OFS_APPEND,
245 .size = MTDPART_SIZ_FULL,
246 .mask_flags = 0,
247 },
248 };
249
250 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
251 .wsetup = 24,
252 .wstrobe = 21,
253 .whold = 14,
254 .rsetup = 19,
255 .rstrobe = 50,
256 .rhold = 0,
257 .ta = 20,
258 };
259
260 static struct davinci_nand_pdata da850_evm_nandflash_data = {
261 .parts = da850_evm_nandflash_partition,
262 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
263 .ecc_mode = NAND_ECC_HW,
264 .ecc_bits = 4,
265 .bbt_options = NAND_BBT_USE_FLASH,
266 .timing = &da850_evm_nandflash_timing,
267 };
268
269 static struct resource da850_evm_nandflash_resource[] = {
270 {
271 .start = DA8XX_AEMIF_CS3_BASE,
272 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
273 .flags = IORESOURCE_MEM,
274 },
275 {
276 .start = DA8XX_AEMIF_CTL_BASE,
277 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
278 .flags = IORESOURCE_MEM,
279 },
280 };
281
282 static struct platform_device da850_evm_nandflash_device = {
283 .name = "davinci_nand",
284 .id = 1,
285 .dev = {
286 .platform_data = &da850_evm_nandflash_data,
287 },
288 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
289 .resource = da850_evm_nandflash_resource,
290 };
291
292 static struct platform_device *da850_evm_devices[] = {
293 &da850_evm_nandflash_device,
294 &da850_evm_norflash_device,
295 };
296
297 #define DA8XX_AEMIF_CE2CFG_OFFSET 0x10
298 #define DA8XX_AEMIF_ASIZE_16BIT 0x1
299
300 static void __init da850_evm_init_nor(void)
301 {
302 void __iomem *aemif_addr;
303
304 aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
305
306 /* Configure data bus width of CS2 to 16 bit */
307 writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
308 DA8XX_AEMIF_ASIZE_16BIT,
309 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
310
311 iounmap(aemif_addr);
312 }
313
314 static const short da850_evm_nand_pins[] = {
315 DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
316 DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
317 DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
318 DA850_NEMA_WE, DA850_NEMA_OE,
319 -1
320 };
321
322 static const short da850_evm_nor_pins[] = {
323 DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
324 DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
325 DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
326 DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
327 DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
328 DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
329 DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
330 DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
331 DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
332 DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
333 DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
334 DA850_EMA_A_22, DA850_EMA_A_23,
335 -1
336 };
337
338 #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
339
340 static inline void da850_evm_setup_nor_nand(void)
341 {
342 int ret = 0;
343
344 if (!HAS_MMC) {
345 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
346 if (ret)
347 pr_warn("%s: NAND mux setup failed: %d\n",
348 __func__, ret);
349
350 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
351 if (ret)
352 pr_warn("%s: NOR mux setup failed: %d\n",
353 __func__, ret);
354
355 da850_evm_init_nor();
356
357 platform_add_devices(da850_evm_devices,
358 ARRAY_SIZE(da850_evm_devices));
359 }
360 }
361
362 #ifdef CONFIG_DA850_UI_RMII
363 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
364 {
365 struct davinci_soc_info *soc_info = &davinci_soc_info;
366
367 soc_info->emac_pdata->rmii_en = 1;
368 gpio_set_value_cansleep(rmii_sel, 0);
369 }
370 #else
371 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
372 #endif
373
374
375 #define DA850_KEYS_DEBOUNCE_MS 10
376 /*
377 * At 200ms polling interval it is possible to miss an
378 * event by tapping very lightly on the push button but most
379 * pushes do result in an event; longer intervals require the
380 * user to hold the button whereas shorter intervals require
381 * more CPU time for polling.
382 */
383 #define DA850_GPIO_KEYS_POLL_MS 200
384
385 enum da850_evm_ui_exp_pins {
386 DA850_EVM_UI_EXP_SEL_C = 5,
387 DA850_EVM_UI_EXP_SEL_B,
388 DA850_EVM_UI_EXP_SEL_A,
389 DA850_EVM_UI_EXP_PB8,
390 DA850_EVM_UI_EXP_PB7,
391 DA850_EVM_UI_EXP_PB6,
392 DA850_EVM_UI_EXP_PB5,
393 DA850_EVM_UI_EXP_PB4,
394 DA850_EVM_UI_EXP_PB3,
395 DA850_EVM_UI_EXP_PB2,
396 DA850_EVM_UI_EXP_PB1,
397 };
398
399 static const char * const da850_evm_ui_exp[] = {
400 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
401 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
402 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
403 [DA850_EVM_UI_EXP_PB8] = "pb8",
404 [DA850_EVM_UI_EXP_PB7] = "pb7",
405 [DA850_EVM_UI_EXP_PB6] = "pb6",
406 [DA850_EVM_UI_EXP_PB5] = "pb5",
407 [DA850_EVM_UI_EXP_PB4] = "pb4",
408 [DA850_EVM_UI_EXP_PB3] = "pb3",
409 [DA850_EVM_UI_EXP_PB2] = "pb2",
410 [DA850_EVM_UI_EXP_PB1] = "pb1",
411 };
412
413 #define DA850_N_UI_PB 8
414
415 static struct gpio_keys_button da850_evm_ui_keys[] = {
416 [0 ... DA850_N_UI_PB - 1] = {
417 .type = EV_KEY,
418 .active_low = 1,
419 .wakeup = 0,
420 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
421 .code = -1, /* assigned at runtime */
422 .gpio = -1, /* assigned at runtime */
423 .desc = NULL, /* assigned at runtime */
424 },
425 };
426
427 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
428 .buttons = da850_evm_ui_keys,
429 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
430 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
431 };
432
433 static struct platform_device da850_evm_ui_keys_device = {
434 .name = "gpio-keys-polled",
435 .id = 0,
436 .dev = {
437 .platform_data = &da850_evm_ui_keys_pdata
438 },
439 };
440
441 static void da850_evm_ui_keys_init(unsigned gpio)
442 {
443 int i;
444 struct gpio_keys_button *button;
445
446 for (i = 0; i < DA850_N_UI_PB; i++) {
447 button = &da850_evm_ui_keys[i];
448 button->code = KEY_F8 - i;
449 button->desc = (char *)
450 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
451 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
452 }
453 }
454
455 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
456 static inline void da850_evm_setup_video_port(int video_sel)
457 {
458 gpio_set_value_cansleep(video_sel, 0);
459 }
460 #else
461 static inline void da850_evm_setup_video_port(int video_sel) { }
462 #endif
463
464 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
465 unsigned ngpio, void *c)
466 {
467 int sel_a, sel_b, sel_c, ret;
468
469 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
470 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
471 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
472
473 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
474 if (ret) {
475 pr_warn("Cannot open UI expander pin %d\n", sel_a);
476 goto exp_setup_sela_fail;
477 }
478
479 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
480 if (ret) {
481 pr_warn("Cannot open UI expander pin %d\n", sel_b);
482 goto exp_setup_selb_fail;
483 }
484
485 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
486 if (ret) {
487 pr_warn("Cannot open UI expander pin %d\n", sel_c);
488 goto exp_setup_selc_fail;
489 }
490
491 /* deselect all functionalities */
492 gpio_direction_output(sel_a, 1);
493 gpio_direction_output(sel_b, 1);
494 gpio_direction_output(sel_c, 1);
495
496 da850_evm_ui_keys_init(gpio);
497 ret = platform_device_register(&da850_evm_ui_keys_device);
498 if (ret) {
499 pr_warn("Could not register UI GPIO expander push-buttons");
500 goto exp_setup_keys_fail;
501 }
502
503 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
504
505 da850_evm_setup_nor_nand();
506
507 da850_evm_setup_emac_rmii(sel_a);
508
509 da850_evm_setup_video_port(sel_c);
510
511 return 0;
512
513 exp_setup_keys_fail:
514 gpio_free(sel_c);
515 exp_setup_selc_fail:
516 gpio_free(sel_b);
517 exp_setup_selb_fail:
518 gpio_free(sel_a);
519 exp_setup_sela_fail:
520 return ret;
521 }
522
523 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
524 unsigned gpio, unsigned ngpio, void *c)
525 {
526 platform_device_unregister(&da850_evm_ui_keys_device);
527
528 /* deselect all functionalities */
529 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
530 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
531 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
532
533 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
534 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
535 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
536
537 return 0;
538 }
539
540 /* assign the baseboard expander's GPIOs after the UI board's */
541 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
542 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
543
544 enum da850_evm_bb_exp_pins {
545 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
546 DA850_EVM_BB_EXP_SW_RST,
547 DA850_EVM_BB_EXP_TP_23,
548 DA850_EVM_BB_EXP_TP_22,
549 DA850_EVM_BB_EXP_TP_21,
550 DA850_EVM_BB_EXP_USER_PB1,
551 DA850_EVM_BB_EXP_USER_LED2,
552 DA850_EVM_BB_EXP_USER_LED1,
553 DA850_EVM_BB_EXP_USER_SW1,
554 DA850_EVM_BB_EXP_USER_SW2,
555 DA850_EVM_BB_EXP_USER_SW3,
556 DA850_EVM_BB_EXP_USER_SW4,
557 DA850_EVM_BB_EXP_USER_SW5,
558 DA850_EVM_BB_EXP_USER_SW6,
559 DA850_EVM_BB_EXP_USER_SW7,
560 DA850_EVM_BB_EXP_USER_SW8
561 };
562
563 static const char * const da850_evm_bb_exp[] = {
564 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
565 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
566 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
567 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
568 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
569 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
570 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
571 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
572 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
573 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
574 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
575 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
576 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
577 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
578 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
579 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
580 };
581
582 #define DA850_N_BB_USER_SW 8
583
584 static struct gpio_keys_button da850_evm_bb_keys[] = {
585 [0] = {
586 .type = EV_KEY,
587 .active_low = 1,
588 .wakeup = 0,
589 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
590 .code = KEY_PROG1,
591 .desc = NULL, /* assigned at runtime */
592 .gpio = -1, /* assigned at runtime */
593 },
594 [1 ... DA850_N_BB_USER_SW] = {
595 .type = EV_SW,
596 .active_low = 1,
597 .wakeup = 0,
598 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
599 .code = -1, /* assigned at runtime */
600 .desc = NULL, /* assigned at runtime */
601 .gpio = -1, /* assigned at runtime */
602 },
603 };
604
605 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
606 .buttons = da850_evm_bb_keys,
607 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
608 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
609 };
610
611 static struct platform_device da850_evm_bb_keys_device = {
612 .name = "gpio-keys-polled",
613 .id = 1,
614 .dev = {
615 .platform_data = &da850_evm_bb_keys_pdata
616 },
617 };
618
619 static void da850_evm_bb_keys_init(unsigned gpio)
620 {
621 int i;
622 struct gpio_keys_button *button;
623
624 button = &da850_evm_bb_keys[0];
625 button->desc = (char *)
626 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
627 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
628
629 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
630 button = &da850_evm_bb_keys[i + 1];
631 button->code = SW_LID + i;
632 button->desc = (char *)
633 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
634 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
635 }
636 }
637
638 #define DA850_N_BB_USER_LED 2
639
640 static struct gpio_led da850_evm_bb_leds[] = {
641 [0 ... DA850_N_BB_USER_LED - 1] = {
642 .active_low = 1,
643 .gpio = -1, /* assigned at runtime */
644 .name = NULL, /* assigned at runtime */
645 },
646 };
647
648 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
649 .leds = da850_evm_bb_leds,
650 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
651 };
652
653 static struct platform_device da850_evm_bb_leds_device = {
654 .name = "leds-gpio",
655 .id = -1,
656 .dev = {
657 .platform_data = &da850_evm_bb_leds_pdata
658 }
659 };
660
661 static void da850_evm_bb_leds_init(unsigned gpio)
662 {
663 int i;
664 struct gpio_led *led;
665
666 for (i = 0; i < DA850_N_BB_USER_LED; i++) {
667 led = &da850_evm_bb_leds[i];
668
669 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
670 led->name =
671 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
672 }
673 }
674
675 static int da850_evm_bb_expander_setup(struct i2c_client *client,
676 unsigned gpio, unsigned ngpio,
677 void *c)
678 {
679 int ret;
680
681 /*
682 * Register the switches and pushbutton on the baseboard as a gpio-keys
683 * device.
684 */
685 da850_evm_bb_keys_init(gpio);
686 ret = platform_device_register(&da850_evm_bb_keys_device);
687 if (ret) {
688 pr_warn("Could not register baseboard GPIO expander keys");
689 goto io_exp_setup_sw_fail;
690 }
691
692 da850_evm_bb_leds_init(gpio);
693 ret = platform_device_register(&da850_evm_bb_leds_device);
694 if (ret) {
695 pr_warn("Could not register baseboard GPIO expander LEDs");
696 goto io_exp_setup_leds_fail;
697 }
698
699 return 0;
700
701 io_exp_setup_leds_fail:
702 platform_device_unregister(&da850_evm_bb_keys_device);
703 io_exp_setup_sw_fail:
704 return ret;
705 }
706
707 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
708 unsigned gpio, unsigned ngpio, void *c)
709 {
710 platform_device_unregister(&da850_evm_bb_leds_device);
711 platform_device_unregister(&da850_evm_bb_keys_device);
712
713 return 0;
714 }
715
716 static struct pca953x_platform_data da850_evm_ui_expander_info = {
717 .gpio_base = DAVINCI_N_GPIO,
718 .setup = da850_evm_ui_expander_setup,
719 .teardown = da850_evm_ui_expander_teardown,
720 .names = da850_evm_ui_exp,
721 };
722
723 static struct pca953x_platform_data da850_evm_bb_expander_info = {
724 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
725 .setup = da850_evm_bb_expander_setup,
726 .teardown = da850_evm_bb_expander_teardown,
727 .names = da850_evm_bb_exp,
728 };
729
730 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
731 {
732 I2C_BOARD_INFO("tlv320aic3x", 0x18),
733 },
734 {
735 I2C_BOARD_INFO("tca6416", 0x20),
736 .platform_data = &da850_evm_ui_expander_info,
737 },
738 {
739 I2C_BOARD_INFO("tca6416", 0x21),
740 .platform_data = &da850_evm_bb_expander_info,
741 },
742 };
743
744 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
745 .bus_freq = 100, /* kHz */
746 .bus_delay = 0, /* usec */
747 };
748
749 static struct davinci_uart_config da850_evm_uart_config __initdata = {
750 .enabled_uarts = 0x7,
751 };
752
753 /* davinci da850 evm audio machine driver */
754 static u8 da850_iis_serializer_direction[] = {
755 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
756 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
757 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
758 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
759 };
760
761 static struct snd_platform_data da850_evm_snd_data = {
762 .tx_dma_offset = 0x2000,
763 .rx_dma_offset = 0x2000,
764 .op_mode = DAVINCI_MCASP_IIS_MODE,
765 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
766 .tdm_slots = 2,
767 .serial_dir = da850_iis_serializer_direction,
768 .asp_chan_q = EVENTQ_0,
769 .ram_chan_q = EVENTQ_1,
770 .version = MCASP_VERSION_2,
771 .txnumevt = 1,
772 .rxnumevt = 1,
773 .sram_size_playback = SZ_8K,
774 .sram_size_capture = SZ_8K,
775 };
776
777 static const short da850_evm_mcasp_pins[] __initconst = {
778 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
779 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
780 DA850_AXR_11, DA850_AXR_12,
781 -1
782 };
783
784 static int da850_evm_mmc_get_ro(int index)
785 {
786 return gpio_get_value(DA850_MMCSD_WP_PIN);
787 }
788
789 static int da850_evm_mmc_get_cd(int index)
790 {
791 return !gpio_get_value(DA850_MMCSD_CD_PIN);
792 }
793
794 static struct davinci_mmc_config da850_mmc_config = {
795 .get_ro = da850_evm_mmc_get_ro,
796 .get_cd = da850_evm_mmc_get_cd,
797 .wires = 4,
798 .max_freq = 50000000,
799 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
800 };
801
802 static const short da850_evm_mmcsd0_pins[] __initconst = {
803 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
804 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
805 DA850_GPIO4_0, DA850_GPIO4_1,
806 -1
807 };
808
809 static void da850_panel_power_ctrl(int val)
810 {
811 /* lcd backlight */
812 gpio_set_value(DA850_LCD_BL_PIN, val);
813
814 /* lcd power */
815 gpio_set_value(DA850_LCD_PWR_PIN, val);
816 }
817
818 static int da850_lcd_hw_init(void)
819 {
820 int status;
821
822 status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
823 if (status < 0)
824 return status;
825
826 status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
827 if (status < 0) {
828 gpio_free(DA850_LCD_BL_PIN);
829 return status;
830 }
831
832 gpio_direction_output(DA850_LCD_BL_PIN, 0);
833 gpio_direction_output(DA850_LCD_PWR_PIN, 0);
834
835 /* Switch off panel power and backlight */
836 da850_panel_power_ctrl(0);
837
838 /* Switch on panel power and backlight */
839 da850_panel_power_ctrl(1);
840
841 return 0;
842 }
843
844 /* TPS65070 voltage regulator support */
845
846 /* 3.3V */
847 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
848 {
849 .supply = "usb0_vdda33",
850 },
851 {
852 .supply = "usb1_vdda33",
853 },
854 };
855
856 /* 3.3V or 1.8V */
857 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
858 {
859 .supply = "dvdd3318_a",
860 },
861 {
862 .supply = "dvdd3318_b",
863 },
864 {
865 .supply = "dvdd3318_c",
866 },
867 };
868
869 /* 1.2V */
870 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
871 {
872 .supply = "cvdd",
873 },
874 };
875
876 /* 1.8V LDO */
877 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
878 {
879 .supply = "sata_vddr",
880 },
881 {
882 .supply = "usb0_vdda18",
883 },
884 {
885 .supply = "usb1_vdda18",
886 },
887 {
888 .supply = "ddr_dvdd18",
889 },
890 };
891
892 /* 1.2V LDO */
893 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
894 {
895 .supply = "sata_vdd",
896 },
897 {
898 .supply = "pll0_vdda",
899 },
900 {
901 .supply = "pll1_vdda",
902 },
903 {
904 .supply = "usbs_cvdd",
905 },
906 {
907 .supply = "vddarnwa1",
908 },
909 };
910
911 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
912 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
913 .defdcdc_default = true,
914 };
915
916 static struct regulator_init_data tps65070_regulator_data[] = {
917 /* dcdc1 */
918 {
919 .constraints = {
920 .min_uV = 3150000,
921 .max_uV = 3450000,
922 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
923 REGULATOR_CHANGE_STATUS),
924 .boot_on = 1,
925 },
926 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
927 .consumer_supplies = tps65070_dcdc1_consumers,
928 },
929
930 /* dcdc2 */
931 {
932 .constraints = {
933 .min_uV = 1710000,
934 .max_uV = 3450000,
935 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
936 REGULATOR_CHANGE_STATUS),
937 .boot_on = 1,
938 },
939 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
940 .consumer_supplies = tps65070_dcdc2_consumers,
941 .driver_data = &tps6507x_platform_data,
942 },
943
944 /* dcdc3 */
945 {
946 .constraints = {
947 .min_uV = 950000,
948 .max_uV = 1350000,
949 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
950 REGULATOR_CHANGE_STATUS),
951 .boot_on = 1,
952 },
953 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
954 .consumer_supplies = tps65070_dcdc3_consumers,
955 .driver_data = &tps6507x_platform_data,
956 },
957
958 /* ldo1 */
959 {
960 .constraints = {
961 .min_uV = 1710000,
962 .max_uV = 1890000,
963 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
964 REGULATOR_CHANGE_STATUS),
965 .boot_on = 1,
966 },
967 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
968 .consumer_supplies = tps65070_ldo1_consumers,
969 },
970
971 /* ldo2 */
972 {
973 .constraints = {
974 .min_uV = 1140000,
975 .max_uV = 1320000,
976 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
977 REGULATOR_CHANGE_STATUS),
978 .boot_on = 1,
979 },
980 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
981 .consumer_supplies = tps65070_ldo2_consumers,
982 },
983 };
984
985 static struct touchscreen_init_data tps6507x_touchscreen_data = {
986 .poll_period = 30, /* ms between touch samples */
987 .min_pressure = 0x30, /* minimum pressure to trigger touch */
988 .vendor = 0, /* /sys/class/input/input?/id/vendor */
989 .product = 65070, /* /sys/class/input/input?/id/product */
990 .version = 0x100, /* /sys/class/input/input?/id/version */
991 };
992
993 static struct tps6507x_board tps_board = {
994 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
995 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
996 };
997
998 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
999 {
1000 I2C_BOARD_INFO("tps6507x", 0x48),
1001 .platform_data = &tps_board,
1002 },
1003 };
1004
1005 static int __init pmic_tps65070_init(void)
1006 {
1007 return i2c_register_board_info(1, da850_evm_tps65070_info,
1008 ARRAY_SIZE(da850_evm_tps65070_info));
1009 }
1010
1011 static const short da850_evm_lcdc_pins[] = {
1012 DA850_GPIO2_8, DA850_GPIO2_15,
1013 -1
1014 };
1015
1016 static const short da850_evm_mii_pins[] = {
1017 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1018 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1019 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1020 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1021 DA850_MDIO_D,
1022 -1
1023 };
1024
1025 static const short da850_evm_rmii_pins[] = {
1026 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1027 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1028 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1029 DA850_MDIO_D,
1030 -1
1031 };
1032
1033 static int __init da850_evm_config_emac(void)
1034 {
1035 void __iomem *cfg_chip3_base;
1036 int ret;
1037 u32 val;
1038 struct davinci_soc_info *soc_info = &davinci_soc_info;
1039 u8 rmii_en = soc_info->emac_pdata->rmii_en;
1040
1041 if (!machine_is_davinci_da850_evm())
1042 return 0;
1043
1044 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1045
1046 val = __raw_readl(cfg_chip3_base);
1047
1048 if (rmii_en) {
1049 val |= BIT(8);
1050 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1051 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1052 " functional\n");
1053 } else {
1054 val &= ~BIT(8);
1055 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1056 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1057 " functional\n");
1058 }
1059
1060 if (ret)
1061 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1062 __func__, ret);
1063
1064 /* configure the CFGCHIP3 register for RMII or MII */
1065 __raw_writel(val, cfg_chip3_base);
1066
1067 ret = davinci_cfg_reg(DA850_GPIO2_6);
1068 if (ret)
1069 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1070
1071 ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1072 if (ret) {
1073 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1074 return ret;
1075 }
1076
1077 /* Enable/Disable MII MDIO clock */
1078 gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1079
1080 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1081
1082 ret = da8xx_register_emac();
1083 if (ret)
1084 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1085
1086 return 0;
1087 }
1088 device_initcall(da850_evm_config_emac);
1089
1090 /*
1091 * The following EDMA channels/slots are not being used by drivers (for
1092 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1093 * they are being reserved for codecs on the DSP side.
1094 */
1095 static const s16 da850_dma0_rsv_chans[][2] = {
1096 /* (offset, number) */
1097 { 8, 6},
1098 {24, 4},
1099 {30, 2},
1100 {-1, -1}
1101 };
1102
1103 static const s16 da850_dma0_rsv_slots[][2] = {
1104 /* (offset, number) */
1105 { 8, 6},
1106 {24, 4},
1107 {30, 50},
1108 {-1, -1}
1109 };
1110
1111 static const s16 da850_dma1_rsv_chans[][2] = {
1112 /* (offset, number) */
1113 { 0, 28},
1114 {30, 2},
1115 {-1, -1}
1116 };
1117
1118 static const s16 da850_dma1_rsv_slots[][2] = {
1119 /* (offset, number) */
1120 { 0, 28},
1121 {30, 90},
1122 {-1, -1}
1123 };
1124
1125 static struct edma_rsv_info da850_edma_cc0_rsv = {
1126 .rsv_chans = da850_dma0_rsv_chans,
1127 .rsv_slots = da850_dma0_rsv_slots,
1128 };
1129
1130 static struct edma_rsv_info da850_edma_cc1_rsv = {
1131 .rsv_chans = da850_dma1_rsv_chans,
1132 .rsv_slots = da850_dma1_rsv_slots,
1133 };
1134
1135 static struct edma_rsv_info *da850_edma_rsv[2] = {
1136 &da850_edma_cc0_rsv,
1137 &da850_edma_cc1_rsv,
1138 };
1139
1140 #ifdef CONFIG_CPU_FREQ
1141 static __init int da850_evm_init_cpufreq(void)
1142 {
1143 switch (system_rev & 0xF) {
1144 case 3:
1145 da850_max_speed = 456000;
1146 break;
1147 case 2:
1148 da850_max_speed = 408000;
1149 break;
1150 case 1:
1151 da850_max_speed = 372000;
1152 break;
1153 }
1154
1155 return da850_register_cpufreq("pll0_sysclk3");
1156 }
1157 #else
1158 static __init int da850_evm_init_cpufreq(void) { return 0; }
1159 #endif
1160
1161 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1162
1163 #define TVP5147_CH0 "tvp514x-0"
1164 #define TVP5147_CH1 "tvp514x-1"
1165
1166 /* VPIF capture configuration */
1167 static struct tvp514x_platform_data tvp5146_pdata = {
1168 .clk_polarity = 0,
1169 .hs_polarity = 1,
1170 .vs_polarity = 1,
1171 };
1172
1173 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1174
1175 static const struct vpif_input da850_ch0_inputs[] = {
1176 {
1177 .input = {
1178 .index = 0,
1179 .name = "Composite",
1180 .type = V4L2_INPUT_TYPE_CAMERA,
1181 .capabilities = V4L2_IN_CAP_STD,
1182 .std = TVP514X_STD_ALL,
1183 },
1184 .input_route = INPUT_CVBS_VI2B,
1185 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1186 .subdev_name = TVP5147_CH0,
1187 },
1188 };
1189
1190 static const struct vpif_input da850_ch1_inputs[] = {
1191 {
1192 .input = {
1193 .index = 0,
1194 .name = "S-Video",
1195 .type = V4L2_INPUT_TYPE_CAMERA,
1196 .capabilities = V4L2_IN_CAP_STD,
1197 .std = TVP514X_STD_ALL,
1198 },
1199 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1200 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1201 .subdev_name = TVP5147_CH1,
1202 },
1203 };
1204
1205 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1206 {
1207 .name = TVP5147_CH0,
1208 .board_info = {
1209 I2C_BOARD_INFO("tvp5146", 0x5d),
1210 .platform_data = &tvp5146_pdata,
1211 },
1212 },
1213 {
1214 .name = TVP5147_CH1,
1215 .board_info = {
1216 I2C_BOARD_INFO("tvp5146", 0x5c),
1217 .platform_data = &tvp5146_pdata,
1218 },
1219 },
1220 };
1221
1222 static struct vpif_capture_config da850_vpif_capture_config = {
1223 .subdev_info = da850_vpif_capture_sdev_info,
1224 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1225 .chan_config[0] = {
1226 .inputs = da850_ch0_inputs,
1227 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1228 .vpif_if = {
1229 .if_type = VPIF_IF_BT656,
1230 .hd_pol = 1,
1231 .vd_pol = 1,
1232 .fid_pol = 0,
1233 },
1234 },
1235 .chan_config[1] = {
1236 .inputs = da850_ch1_inputs,
1237 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1238 .vpif_if = {
1239 .if_type = VPIF_IF_BT656,
1240 .hd_pol = 1,
1241 .vd_pol = 1,
1242 .fid_pol = 0,
1243 },
1244 },
1245 .card_name = "DA850/OMAP-L138 Video Capture",
1246 };
1247
1248 /* VPIF display configuration */
1249
1250 static struct adv7343_platform_data adv7343_pdata = {
1251 .mode_config = {
1252 .dac_3 = 1,
1253 .dac_2 = 1,
1254 .dac_1 = 1,
1255 },
1256 .sd_config = {
1257 .sd_dac_out1 = 1,
1258 },
1259 };
1260
1261 static struct vpif_subdev_info da850_vpif_subdev[] = {
1262 {
1263 .name = "adv7343",
1264 .board_info = {
1265 I2C_BOARD_INFO("adv7343", 0x2a),
1266 .platform_data = &adv7343_pdata,
1267 },
1268 },
1269 };
1270
1271 static const struct vpif_output da850_ch0_outputs[] = {
1272 {
1273 .output = {
1274 .index = 0,
1275 .name = "Composite",
1276 .type = V4L2_OUTPUT_TYPE_ANALOG,
1277 .capabilities = V4L2_OUT_CAP_STD,
1278 .std = V4L2_STD_ALL,
1279 },
1280 .subdev_name = "adv7343",
1281 .output_route = ADV7343_COMPOSITE_ID,
1282 },
1283 {
1284 .output = {
1285 .index = 1,
1286 .name = "S-Video",
1287 .type = V4L2_OUTPUT_TYPE_ANALOG,
1288 .capabilities = V4L2_OUT_CAP_STD,
1289 .std = V4L2_STD_ALL,
1290 },
1291 .subdev_name = "adv7343",
1292 .output_route = ADV7343_SVIDEO_ID,
1293 },
1294 };
1295
1296 static struct vpif_display_config da850_vpif_display_config = {
1297 .subdevinfo = da850_vpif_subdev,
1298 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1299 .chan_config[0] = {
1300 .outputs = da850_ch0_outputs,
1301 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1302 },
1303 .card_name = "DA850/OMAP-L138 Video Display",
1304 };
1305
1306 static __init void da850_vpif_init(void)
1307 {
1308 int ret;
1309
1310 ret = da850_register_vpif();
1311 if (ret)
1312 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1313
1314 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1315 if (ret)
1316 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1317 ret);
1318
1319 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1320 if (ret)
1321 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1322
1323 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1324 if (ret)
1325 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1326 ret);
1327
1328 ret = da850_register_vpif_display(&da850_vpif_display_config);
1329 if (ret)
1330 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1331 }
1332
1333 #else
1334 static __init void da850_vpif_init(void) {}
1335 #endif
1336
1337 #ifdef CONFIG_DA850_WL12XX
1338
1339 static void wl12xx_set_power(int index, bool power_on)
1340 {
1341 static bool power_state;
1342
1343 pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1344
1345 if (power_on == power_state)
1346 return;
1347 power_state = power_on;
1348
1349 if (power_on) {
1350 /* Power up sequence required for wl127x devices */
1351 gpio_set_value(DA850_WLAN_EN, 1);
1352 usleep_range(15000, 15000);
1353 gpio_set_value(DA850_WLAN_EN, 0);
1354 usleep_range(1000, 1000);
1355 gpio_set_value(DA850_WLAN_EN, 1);
1356 msleep(70);
1357 } else {
1358 gpio_set_value(DA850_WLAN_EN, 0);
1359 }
1360 }
1361
1362 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1363 .set_power = wl12xx_set_power,
1364 .wires = 4,
1365 .max_freq = 25000000,
1366 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1367 MMC_CAP_POWER_OFF_CARD,
1368 };
1369
1370 static const short da850_wl12xx_pins[] __initconst = {
1371 DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1372 DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1373 DA850_GPIO6_9, DA850_GPIO6_10,
1374 -1
1375 };
1376
1377 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1378 .irq = -1,
1379 .board_ref_clock = WL12XX_REFCLOCK_38,
1380 .platform_quirks = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1381 };
1382
1383 static __init int da850_wl12xx_init(void)
1384 {
1385 int ret;
1386
1387 ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1388 if (ret) {
1389 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1390 goto exit;
1391 }
1392
1393 ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1394 if (ret) {
1395 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1396 goto exit;
1397 }
1398
1399 ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1400 if (ret) {
1401 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1402 goto exit;
1403 }
1404
1405 ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1406 if (ret) {
1407 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1408 goto free_wlan_en;
1409 }
1410
1411 da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1412
1413 ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1414 if (ret) {
1415 pr_err("Could not set wl12xx data: %d\n", ret);
1416 goto free_wlan_irq;
1417 }
1418
1419 return 0;
1420
1421 free_wlan_irq:
1422 gpio_free(DA850_WLAN_IRQ);
1423
1424 free_wlan_en:
1425 gpio_free(DA850_WLAN_EN);
1426
1427 exit:
1428 return ret;
1429 }
1430
1431 #else /* CONFIG_DA850_WL12XX */
1432
1433 static __init int da850_wl12xx_init(void)
1434 {
1435 return 0;
1436 }
1437
1438 #endif /* CONFIG_DA850_WL12XX */
1439
1440 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1441
1442 static __init void da850_evm_init(void)
1443 {
1444 int 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(&da850_evm_uart_config);
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
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