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Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
[deliverable/linux.git] / arch / arm / mach-davinci / board-da850-evm.c
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 #if defined(CONFIG_MMC_DAVINCI) || \
339 defined(CONFIG_MMC_DAVINCI_MODULE)
340 #define HAS_MMC 1
341 #else
342 #define HAS_MMC 0
343 #endif
344
345 static inline void da850_evm_setup_nor_nand(void)
346 {
347 int ret = 0;
348
349 if (!HAS_MMC) {
350 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
351 if (ret)
352 pr_warning("da850_evm_init: nand mux setup failed: "
353 "%d\n", ret);
354
355 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
356 if (ret)
357 pr_warning("da850_evm_init: nor mux setup failed: %d\n",
358 ret);
359
360 da850_evm_init_nor();
361
362 platform_add_devices(da850_evm_devices,
363 ARRAY_SIZE(da850_evm_devices));
364 }
365 }
366
367 #ifdef CONFIG_DA850_UI_RMII
368 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
369 {
370 struct davinci_soc_info *soc_info = &davinci_soc_info;
371
372 soc_info->emac_pdata->rmii_en = 1;
373 gpio_set_value_cansleep(rmii_sel, 0);
374 }
375 #else
376 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
377 #endif
378
379
380 #define DA850_KEYS_DEBOUNCE_MS 10
381 /*
382 * At 200ms polling interval it is possible to miss an
383 * event by tapping very lightly on the push button but most
384 * pushes do result in an event; longer intervals require the
385 * user to hold the button whereas shorter intervals require
386 * more CPU time for polling.
387 */
388 #define DA850_GPIO_KEYS_POLL_MS 200
389
390 enum da850_evm_ui_exp_pins {
391 DA850_EVM_UI_EXP_SEL_C = 5,
392 DA850_EVM_UI_EXP_SEL_B,
393 DA850_EVM_UI_EXP_SEL_A,
394 DA850_EVM_UI_EXP_PB8,
395 DA850_EVM_UI_EXP_PB7,
396 DA850_EVM_UI_EXP_PB6,
397 DA850_EVM_UI_EXP_PB5,
398 DA850_EVM_UI_EXP_PB4,
399 DA850_EVM_UI_EXP_PB3,
400 DA850_EVM_UI_EXP_PB2,
401 DA850_EVM_UI_EXP_PB1,
402 };
403
404 static const char const *da850_evm_ui_exp[] = {
405 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
406 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
407 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
408 [DA850_EVM_UI_EXP_PB8] = "pb8",
409 [DA850_EVM_UI_EXP_PB7] = "pb7",
410 [DA850_EVM_UI_EXP_PB6] = "pb6",
411 [DA850_EVM_UI_EXP_PB5] = "pb5",
412 [DA850_EVM_UI_EXP_PB4] = "pb4",
413 [DA850_EVM_UI_EXP_PB3] = "pb3",
414 [DA850_EVM_UI_EXP_PB2] = "pb2",
415 [DA850_EVM_UI_EXP_PB1] = "pb1",
416 };
417
418 #define DA850_N_UI_PB 8
419
420 static struct gpio_keys_button da850_evm_ui_keys[] = {
421 [0 ... DA850_N_UI_PB - 1] = {
422 .type = EV_KEY,
423 .active_low = 1,
424 .wakeup = 0,
425 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
426 .code = -1, /* assigned at runtime */
427 .gpio = -1, /* assigned at runtime */
428 .desc = NULL, /* assigned at runtime */
429 },
430 };
431
432 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
433 .buttons = da850_evm_ui_keys,
434 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
435 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
436 };
437
438 static struct platform_device da850_evm_ui_keys_device = {
439 .name = "gpio-keys-polled",
440 .id = 0,
441 .dev = {
442 .platform_data = &da850_evm_ui_keys_pdata
443 },
444 };
445
446 static void da850_evm_ui_keys_init(unsigned gpio)
447 {
448 int i;
449 struct gpio_keys_button *button;
450
451 for (i = 0; i < DA850_N_UI_PB; i++) {
452 button = &da850_evm_ui_keys[i];
453 button->code = KEY_F8 - i;
454 button->desc = (char *)
455 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
456 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
457 }
458 }
459
460 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
461 static inline void da850_evm_setup_video_port(int video_sel)
462 {
463 gpio_set_value_cansleep(video_sel, 0);
464 }
465 #else
466 static inline void da850_evm_setup_video_port(int video_sel) { }
467 #endif
468
469 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
470 unsigned ngpio, void *c)
471 {
472 int sel_a, sel_b, sel_c, ret;
473
474 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
475 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
476 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
477
478 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
479 if (ret) {
480 pr_warning("Cannot open UI expander pin %d\n", sel_a);
481 goto exp_setup_sela_fail;
482 }
483
484 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
485 if (ret) {
486 pr_warning("Cannot open UI expander pin %d\n", sel_b);
487 goto exp_setup_selb_fail;
488 }
489
490 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
491 if (ret) {
492 pr_warning("Cannot open UI expander pin %d\n", sel_c);
493 goto exp_setup_selc_fail;
494 }
495
496 /* deselect all functionalities */
497 gpio_direction_output(sel_a, 1);
498 gpio_direction_output(sel_b, 1);
499 gpio_direction_output(sel_c, 1);
500
501 da850_evm_ui_keys_init(gpio);
502 ret = platform_device_register(&da850_evm_ui_keys_device);
503 if (ret) {
504 pr_warning("Could not register UI GPIO expander push-buttons");
505 goto exp_setup_keys_fail;
506 }
507
508 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
509
510 da850_evm_setup_nor_nand();
511
512 da850_evm_setup_emac_rmii(sel_a);
513
514 da850_evm_setup_video_port(sel_c);
515
516 return 0;
517
518 exp_setup_keys_fail:
519 gpio_free(sel_c);
520 exp_setup_selc_fail:
521 gpio_free(sel_b);
522 exp_setup_selb_fail:
523 gpio_free(sel_a);
524 exp_setup_sela_fail:
525 return ret;
526 }
527
528 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
529 unsigned gpio, unsigned ngpio, void *c)
530 {
531 platform_device_unregister(&da850_evm_ui_keys_device);
532
533 /* deselect all functionalities */
534 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
535 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
536 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
537
538 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
539 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
540 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
541
542 return 0;
543 }
544
545 /* assign the baseboard expander's GPIOs after the UI board's */
546 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
547 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
548
549 enum da850_evm_bb_exp_pins {
550 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
551 DA850_EVM_BB_EXP_SW_RST,
552 DA850_EVM_BB_EXP_TP_23,
553 DA850_EVM_BB_EXP_TP_22,
554 DA850_EVM_BB_EXP_TP_21,
555 DA850_EVM_BB_EXP_USER_PB1,
556 DA850_EVM_BB_EXP_USER_LED2,
557 DA850_EVM_BB_EXP_USER_LED1,
558 DA850_EVM_BB_EXP_USER_SW1,
559 DA850_EVM_BB_EXP_USER_SW2,
560 DA850_EVM_BB_EXP_USER_SW3,
561 DA850_EVM_BB_EXP_USER_SW4,
562 DA850_EVM_BB_EXP_USER_SW5,
563 DA850_EVM_BB_EXP_USER_SW6,
564 DA850_EVM_BB_EXP_USER_SW7,
565 DA850_EVM_BB_EXP_USER_SW8
566 };
567
568 static const char const *da850_evm_bb_exp[] = {
569 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
570 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
571 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
572 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
573 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
574 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
575 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
576 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
577 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
578 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
579 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
580 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
581 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
582 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
583 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
584 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
585 };
586
587 #define DA850_N_BB_USER_SW 8
588
589 static struct gpio_keys_button da850_evm_bb_keys[] = {
590 [0] = {
591 .type = EV_KEY,
592 .active_low = 1,
593 .wakeup = 0,
594 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
595 .code = KEY_PROG1,
596 .desc = NULL, /* assigned at runtime */
597 .gpio = -1, /* assigned at runtime */
598 },
599 [1 ... DA850_N_BB_USER_SW] = {
600 .type = EV_SW,
601 .active_low = 1,
602 .wakeup = 0,
603 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
604 .code = -1, /* assigned at runtime */
605 .desc = NULL, /* assigned at runtime */
606 .gpio = -1, /* assigned at runtime */
607 },
608 };
609
610 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
611 .buttons = da850_evm_bb_keys,
612 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
613 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
614 };
615
616 static struct platform_device da850_evm_bb_keys_device = {
617 .name = "gpio-keys-polled",
618 .id = 1,
619 .dev = {
620 .platform_data = &da850_evm_bb_keys_pdata
621 },
622 };
623
624 static void da850_evm_bb_keys_init(unsigned gpio)
625 {
626 int i;
627 struct gpio_keys_button *button;
628
629 button = &da850_evm_bb_keys[0];
630 button->desc = (char *)
631 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
632 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
633
634 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
635 button = &da850_evm_bb_keys[i + 1];
636 button->code = SW_LID + i;
637 button->desc = (char *)
638 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
639 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
640 }
641 }
642
643 #define DA850_N_BB_USER_LED 2
644
645 static struct gpio_led da850_evm_bb_leds[] = {
646 [0 ... DA850_N_BB_USER_LED - 1] = {
647 .active_low = 1,
648 .gpio = -1, /* assigned at runtime */
649 .name = NULL, /* assigned at runtime */
650 },
651 };
652
653 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
654 .leds = da850_evm_bb_leds,
655 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
656 };
657
658 static struct platform_device da850_evm_bb_leds_device = {
659 .name = "leds-gpio",
660 .id = -1,
661 .dev = {
662 .platform_data = &da850_evm_bb_leds_pdata
663 }
664 };
665
666 static void da850_evm_bb_leds_init(unsigned gpio)
667 {
668 int i;
669 struct gpio_led *led;
670
671 for (i = 0; i < DA850_N_BB_USER_LED; i++) {
672 led = &da850_evm_bb_leds[i];
673
674 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
675 led->name =
676 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
677 }
678 }
679
680 static int da850_evm_bb_expander_setup(struct i2c_client *client,
681 unsigned gpio, unsigned ngpio,
682 void *c)
683 {
684 int ret;
685
686 /*
687 * Register the switches and pushbutton on the baseboard as a gpio-keys
688 * device.
689 */
690 da850_evm_bb_keys_init(gpio);
691 ret = platform_device_register(&da850_evm_bb_keys_device);
692 if (ret) {
693 pr_warning("Could not register baseboard GPIO expander keys");
694 goto io_exp_setup_sw_fail;
695 }
696
697 da850_evm_bb_leds_init(gpio);
698 ret = platform_device_register(&da850_evm_bb_leds_device);
699 if (ret) {
700 pr_warning("Could not register baseboard GPIO expander LEDS");
701 goto io_exp_setup_leds_fail;
702 }
703
704 return 0;
705
706 io_exp_setup_leds_fail:
707 platform_device_unregister(&da850_evm_bb_keys_device);
708 io_exp_setup_sw_fail:
709 return ret;
710 }
711
712 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
713 unsigned gpio, unsigned ngpio, void *c)
714 {
715 platform_device_unregister(&da850_evm_bb_leds_device);
716 platform_device_unregister(&da850_evm_bb_keys_device);
717
718 return 0;
719 }
720
721 static struct pca953x_platform_data da850_evm_ui_expander_info = {
722 .gpio_base = DAVINCI_N_GPIO,
723 .setup = da850_evm_ui_expander_setup,
724 .teardown = da850_evm_ui_expander_teardown,
725 .names = da850_evm_ui_exp,
726 };
727
728 static struct pca953x_platform_data da850_evm_bb_expander_info = {
729 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
730 .setup = da850_evm_bb_expander_setup,
731 .teardown = da850_evm_bb_expander_teardown,
732 .names = da850_evm_bb_exp,
733 };
734
735 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
736 {
737 I2C_BOARD_INFO("tlv320aic3x", 0x18),
738 },
739 {
740 I2C_BOARD_INFO("tca6416", 0x20),
741 .platform_data = &da850_evm_ui_expander_info,
742 },
743 {
744 I2C_BOARD_INFO("tca6416", 0x21),
745 .platform_data = &da850_evm_bb_expander_info,
746 },
747 };
748
749 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
750 .bus_freq = 100, /* kHz */
751 .bus_delay = 0, /* usec */
752 };
753
754 static struct davinci_uart_config da850_evm_uart_config __initdata = {
755 .enabled_uarts = 0x7,
756 };
757
758 /* davinci da850 evm audio machine driver */
759 static u8 da850_iis_serializer_direction[] = {
760 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
761 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
762 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
763 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
764 };
765
766 static struct snd_platform_data da850_evm_snd_data = {
767 .tx_dma_offset = 0x2000,
768 .rx_dma_offset = 0x2000,
769 .op_mode = DAVINCI_MCASP_IIS_MODE,
770 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
771 .tdm_slots = 2,
772 .serial_dir = da850_iis_serializer_direction,
773 .asp_chan_q = EVENTQ_0,
774 .ram_chan_q = EVENTQ_1,
775 .version = MCASP_VERSION_2,
776 .txnumevt = 1,
777 .rxnumevt = 1,
778 .sram_size_playback = SZ_8K,
779 .sram_size_capture = SZ_8K,
780 };
781
782 static const short da850_evm_mcasp_pins[] __initconst = {
783 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
784 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
785 DA850_AXR_11, DA850_AXR_12,
786 -1
787 };
788
789 static int da850_evm_mmc_get_ro(int index)
790 {
791 return gpio_get_value(DA850_MMCSD_WP_PIN);
792 }
793
794 static int da850_evm_mmc_get_cd(int index)
795 {
796 return !gpio_get_value(DA850_MMCSD_CD_PIN);
797 }
798
799 static struct davinci_mmc_config da850_mmc_config = {
800 .get_ro = da850_evm_mmc_get_ro,
801 .get_cd = da850_evm_mmc_get_cd,
802 .wires = 4,
803 .max_freq = 50000000,
804 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
805 .version = MMC_CTLR_VERSION_2,
806 };
807
808 static const short da850_evm_mmcsd0_pins[] __initconst = {
809 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
810 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
811 DA850_GPIO4_0, DA850_GPIO4_1,
812 -1
813 };
814
815 static void da850_panel_power_ctrl(int val)
816 {
817 /* lcd backlight */
818 gpio_set_value(DA850_LCD_BL_PIN, val);
819
820 /* lcd power */
821 gpio_set_value(DA850_LCD_PWR_PIN, val);
822 }
823
824 static int da850_lcd_hw_init(void)
825 {
826 int status;
827
828 status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
829 if (status < 0)
830 return status;
831
832 status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
833 if (status < 0) {
834 gpio_free(DA850_LCD_BL_PIN);
835 return status;
836 }
837
838 gpio_direction_output(DA850_LCD_BL_PIN, 0);
839 gpio_direction_output(DA850_LCD_PWR_PIN, 0);
840
841 /* Switch off panel power and backlight */
842 da850_panel_power_ctrl(0);
843
844 /* Switch on panel power and backlight */
845 da850_panel_power_ctrl(1);
846
847 return 0;
848 }
849
850 /* TPS65070 voltage regulator support */
851
852 /* 3.3V */
853 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
854 {
855 .supply = "usb0_vdda33",
856 },
857 {
858 .supply = "usb1_vdda33",
859 },
860 };
861
862 /* 3.3V or 1.8V */
863 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
864 {
865 .supply = "dvdd3318_a",
866 },
867 {
868 .supply = "dvdd3318_b",
869 },
870 {
871 .supply = "dvdd3318_c",
872 },
873 };
874
875 /* 1.2V */
876 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
877 {
878 .supply = "cvdd",
879 },
880 };
881
882 /* 1.8V LDO */
883 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
884 {
885 .supply = "sata_vddr",
886 },
887 {
888 .supply = "usb0_vdda18",
889 },
890 {
891 .supply = "usb1_vdda18",
892 },
893 {
894 .supply = "ddr_dvdd18",
895 },
896 };
897
898 /* 1.2V LDO */
899 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
900 {
901 .supply = "sata_vdd",
902 },
903 {
904 .supply = "pll0_vdda",
905 },
906 {
907 .supply = "pll1_vdda",
908 },
909 {
910 .supply = "usbs_cvdd",
911 },
912 {
913 .supply = "vddarnwa1",
914 },
915 };
916
917 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
918 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
919 .defdcdc_default = true,
920 };
921
922 static struct regulator_init_data tps65070_regulator_data[] = {
923 /* dcdc1 */
924 {
925 .constraints = {
926 .min_uV = 3150000,
927 .max_uV = 3450000,
928 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
929 REGULATOR_CHANGE_STATUS),
930 .boot_on = 1,
931 },
932 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
933 .consumer_supplies = tps65070_dcdc1_consumers,
934 },
935
936 /* dcdc2 */
937 {
938 .constraints = {
939 .min_uV = 1710000,
940 .max_uV = 3450000,
941 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
942 REGULATOR_CHANGE_STATUS),
943 .boot_on = 1,
944 },
945 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
946 .consumer_supplies = tps65070_dcdc2_consumers,
947 .driver_data = &tps6507x_platform_data,
948 },
949
950 /* dcdc3 */
951 {
952 .constraints = {
953 .min_uV = 950000,
954 .max_uV = 1350000,
955 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
956 REGULATOR_CHANGE_STATUS),
957 .boot_on = 1,
958 },
959 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
960 .consumer_supplies = tps65070_dcdc3_consumers,
961 .driver_data = &tps6507x_platform_data,
962 },
963
964 /* ldo1 */
965 {
966 .constraints = {
967 .min_uV = 1710000,
968 .max_uV = 1890000,
969 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
970 REGULATOR_CHANGE_STATUS),
971 .boot_on = 1,
972 },
973 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
974 .consumer_supplies = tps65070_ldo1_consumers,
975 },
976
977 /* ldo2 */
978 {
979 .constraints = {
980 .min_uV = 1140000,
981 .max_uV = 1320000,
982 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
983 REGULATOR_CHANGE_STATUS),
984 .boot_on = 1,
985 },
986 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
987 .consumer_supplies = tps65070_ldo2_consumers,
988 },
989 };
990
991 static struct touchscreen_init_data tps6507x_touchscreen_data = {
992 .poll_period = 30, /* ms between touch samples */
993 .min_pressure = 0x30, /* minimum pressure to trigger touch */
994 .vref = 0, /* turn off vref when not using A/D */
995 .vendor = 0, /* /sys/class/input/input?/id/vendor */
996 .product = 65070, /* /sys/class/input/input?/id/product */
997 .version = 0x100, /* /sys/class/input/input?/id/version */
998 };
999
1000 static struct tps6507x_board tps_board = {
1001 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1002 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1003 };
1004
1005 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1006 {
1007 I2C_BOARD_INFO("tps6507x", 0x48),
1008 .platform_data = &tps_board,
1009 },
1010 };
1011
1012 static int __init pmic_tps65070_init(void)
1013 {
1014 return i2c_register_board_info(1, da850_evm_tps65070_info,
1015 ARRAY_SIZE(da850_evm_tps65070_info));
1016 }
1017
1018 static const short da850_evm_lcdc_pins[] = {
1019 DA850_GPIO2_8, DA850_GPIO2_15,
1020 -1
1021 };
1022
1023 static const short da850_evm_mii_pins[] = {
1024 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1025 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1026 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1027 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1028 DA850_MDIO_D,
1029 -1
1030 };
1031
1032 static const short da850_evm_rmii_pins[] = {
1033 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1034 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1035 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1036 DA850_MDIO_D,
1037 -1
1038 };
1039
1040 static int __init da850_evm_config_emac(void)
1041 {
1042 void __iomem *cfg_chip3_base;
1043 int ret;
1044 u32 val;
1045 struct davinci_soc_info *soc_info = &davinci_soc_info;
1046 u8 rmii_en = soc_info->emac_pdata->rmii_en;
1047
1048 if (!machine_is_davinci_da850_evm())
1049 return 0;
1050
1051 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1052
1053 val = __raw_readl(cfg_chip3_base);
1054
1055 if (rmii_en) {
1056 val |= BIT(8);
1057 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1058 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1059 " functional\n");
1060 } else {
1061 val &= ~BIT(8);
1062 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1063 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1064 " functional\n");
1065 }
1066
1067 if (ret)
1068 pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
1069 ret);
1070
1071 /* configure the CFGCHIP3 register for RMII or MII */
1072 __raw_writel(val, cfg_chip3_base);
1073
1074 ret = davinci_cfg_reg(DA850_GPIO2_6);
1075 if (ret)
1076 pr_warning("da850_evm_init:GPIO(2,6) mux setup "
1077 "failed\n");
1078
1079 ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1080 if (ret) {
1081 pr_warning("Cannot open GPIO %d\n",
1082 DA850_MII_MDIO_CLKEN_PIN);
1083 return ret;
1084 }
1085
1086 /* Enable/Disable MII MDIO clock */
1087 gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1088
1089 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1090
1091 ret = da8xx_register_emac();
1092 if (ret)
1093 pr_warning("da850_evm_init: emac registration failed: %d\n",
1094 ret);
1095
1096 return 0;
1097 }
1098 device_initcall(da850_evm_config_emac);
1099
1100 /*
1101 * The following EDMA channels/slots are not being used by drivers (for
1102 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1103 * they are being reserved for codecs on the DSP side.
1104 */
1105 static const s16 da850_dma0_rsv_chans[][2] = {
1106 /* (offset, number) */
1107 { 8, 6},
1108 {24, 4},
1109 {30, 2},
1110 {-1, -1}
1111 };
1112
1113 static const s16 da850_dma0_rsv_slots[][2] = {
1114 /* (offset, number) */
1115 { 8, 6},
1116 {24, 4},
1117 {30, 50},
1118 {-1, -1}
1119 };
1120
1121 static const s16 da850_dma1_rsv_chans[][2] = {
1122 /* (offset, number) */
1123 { 0, 28},
1124 {30, 2},
1125 {-1, -1}
1126 };
1127
1128 static const s16 da850_dma1_rsv_slots[][2] = {
1129 /* (offset, number) */
1130 { 0, 28},
1131 {30, 90},
1132 {-1, -1}
1133 };
1134
1135 static struct edma_rsv_info da850_edma_cc0_rsv = {
1136 .rsv_chans = da850_dma0_rsv_chans,
1137 .rsv_slots = da850_dma0_rsv_slots,
1138 };
1139
1140 static struct edma_rsv_info da850_edma_cc1_rsv = {
1141 .rsv_chans = da850_dma1_rsv_chans,
1142 .rsv_slots = da850_dma1_rsv_slots,
1143 };
1144
1145 static struct edma_rsv_info *da850_edma_rsv[2] = {
1146 &da850_edma_cc0_rsv,
1147 &da850_edma_cc1_rsv,
1148 };
1149
1150 #ifdef CONFIG_CPU_FREQ
1151 static __init int da850_evm_init_cpufreq(void)
1152 {
1153 switch (system_rev & 0xF) {
1154 case 3:
1155 da850_max_speed = 456000;
1156 break;
1157 case 2:
1158 da850_max_speed = 408000;
1159 break;
1160 case 1:
1161 da850_max_speed = 372000;
1162 break;
1163 }
1164
1165 return da850_register_cpufreq("pll0_sysclk3");
1166 }
1167 #else
1168 static __init int da850_evm_init_cpufreq(void) { return 0; }
1169 #endif
1170
1171 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1172
1173 #define TVP5147_CH0 "tvp514x-0"
1174 #define TVP5147_CH1 "tvp514x-1"
1175
1176 /* VPIF capture configuration */
1177 static struct tvp514x_platform_data tvp5146_pdata = {
1178 .clk_polarity = 0,
1179 .hs_polarity = 1,
1180 .vs_polarity = 1,
1181 };
1182
1183 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1184
1185 static const struct vpif_input da850_ch0_inputs[] = {
1186 {
1187 .input = {
1188 .index = 0,
1189 .name = "Composite",
1190 .type = V4L2_INPUT_TYPE_CAMERA,
1191 .capabilities = V4L2_IN_CAP_STD,
1192 .std = TVP514X_STD_ALL,
1193 },
1194 .input_route = INPUT_CVBS_VI2B,
1195 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1196 .subdev_name = TVP5147_CH0,
1197 },
1198 };
1199
1200 static const struct vpif_input da850_ch1_inputs[] = {
1201 {
1202 .input = {
1203 .index = 0,
1204 .name = "S-Video",
1205 .type = V4L2_INPUT_TYPE_CAMERA,
1206 .capabilities = V4L2_IN_CAP_STD,
1207 .std = TVP514X_STD_ALL,
1208 },
1209 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1210 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1211 .subdev_name = TVP5147_CH1,
1212 },
1213 };
1214
1215 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1216 {
1217 .name = TVP5147_CH0,
1218 .board_info = {
1219 I2C_BOARD_INFO("tvp5146", 0x5d),
1220 .platform_data = &tvp5146_pdata,
1221 },
1222 },
1223 {
1224 .name = TVP5147_CH1,
1225 .board_info = {
1226 I2C_BOARD_INFO("tvp5146", 0x5c),
1227 .platform_data = &tvp5146_pdata,
1228 },
1229 },
1230 };
1231
1232 static struct vpif_capture_config da850_vpif_capture_config = {
1233 .subdev_info = da850_vpif_capture_sdev_info,
1234 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1235 .chan_config[0] = {
1236 .inputs = da850_ch0_inputs,
1237 .input_count = ARRAY_SIZE(da850_ch0_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 .chan_config[1] = {
1246 .inputs = da850_ch1_inputs,
1247 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1248 .vpif_if = {
1249 .if_type = VPIF_IF_BT656,
1250 .hd_pol = 1,
1251 .vd_pol = 1,
1252 .fid_pol = 0,
1253 },
1254 },
1255 .card_name = "DA850/OMAP-L138 Video Capture",
1256 };
1257
1258 /* VPIF display configuration */
1259 static struct vpif_subdev_info da850_vpif_subdev[] = {
1260 {
1261 .name = "adv7343",
1262 .board_info = {
1263 I2C_BOARD_INFO("adv7343", 0x2a),
1264 },
1265 },
1266 };
1267
1268 static const struct vpif_output da850_ch0_outputs[] = {
1269 {
1270 .output = {
1271 .index = 0,
1272 .name = "Composite",
1273 .type = V4L2_OUTPUT_TYPE_ANALOG,
1274 .capabilities = V4L2_OUT_CAP_STD,
1275 .std = V4L2_STD_ALL,
1276 },
1277 .subdev_name = "adv7343",
1278 .output_route = ADV7343_COMPOSITE_ID,
1279 },
1280 {
1281 .output = {
1282 .index = 1,
1283 .name = "S-Video",
1284 .type = V4L2_OUTPUT_TYPE_ANALOG,
1285 .capabilities = V4L2_OUT_CAP_STD,
1286 .std = V4L2_STD_ALL,
1287 },
1288 .subdev_name = "adv7343",
1289 .output_route = ADV7343_SVIDEO_ID,
1290 },
1291 };
1292
1293 static struct vpif_display_config da850_vpif_display_config = {
1294 .subdevinfo = da850_vpif_subdev,
1295 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1296 .chan_config[0] = {
1297 .outputs = da850_ch0_outputs,
1298 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1299 },
1300 .card_name = "DA850/OMAP-L138 Video Display",
1301 };
1302
1303 static __init void da850_vpif_init(void)
1304 {
1305 int ret;
1306
1307 ret = da850_register_vpif();
1308 if (ret)
1309 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1310
1311 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1312 if (ret)
1313 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1314 ret);
1315
1316 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1317 if (ret)
1318 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1319
1320 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1321 if (ret)
1322 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1323 ret);
1324
1325 ret = da850_register_vpif_display(&da850_vpif_display_config);
1326 if (ret)
1327 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1328 }
1329
1330 #else
1331 static __init void da850_vpif_init(void) {}
1332 #endif
1333
1334 #ifdef CONFIG_DA850_WL12XX
1335
1336 static void wl12xx_set_power(int index, bool power_on)
1337 {
1338 static bool power_state;
1339
1340 pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1341
1342 if (power_on == power_state)
1343 return;
1344 power_state = power_on;
1345
1346 if (power_on) {
1347 /* Power up sequence required for wl127x devices */
1348 gpio_set_value(DA850_WLAN_EN, 1);
1349 usleep_range(15000, 15000);
1350 gpio_set_value(DA850_WLAN_EN, 0);
1351 usleep_range(1000, 1000);
1352 gpio_set_value(DA850_WLAN_EN, 1);
1353 msleep(70);
1354 } else {
1355 gpio_set_value(DA850_WLAN_EN, 0);
1356 }
1357 }
1358
1359 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1360 .set_power = wl12xx_set_power,
1361 .wires = 4,
1362 .max_freq = 25000000,
1363 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1364 MMC_CAP_POWER_OFF_CARD,
1365 .version = MMC_CTLR_VERSION_2,
1366 };
1367
1368 static const short da850_wl12xx_pins[] __initconst = {
1369 DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1370 DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1371 DA850_GPIO6_9, DA850_GPIO6_10,
1372 -1
1373 };
1374
1375 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1376 .irq = -1,
1377 .board_ref_clock = WL12XX_REFCLOCK_38,
1378 .platform_quirks = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1379 };
1380
1381 static __init int da850_wl12xx_init(void)
1382 {
1383 int ret;
1384
1385 ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1386 if (ret) {
1387 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1388 goto exit;
1389 }
1390
1391 ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1392 if (ret) {
1393 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1394 goto exit;
1395 }
1396
1397 ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1398 if (ret) {
1399 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1400 goto exit;
1401 }
1402
1403 ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1404 if (ret) {
1405 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1406 goto free_wlan_en;
1407 }
1408
1409 da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1410
1411 ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1412 if (ret) {
1413 pr_err("Could not set wl12xx data: %d\n", ret);
1414 goto free_wlan_irq;
1415 }
1416
1417 return 0;
1418
1419 free_wlan_irq:
1420 gpio_free(DA850_WLAN_IRQ);
1421
1422 free_wlan_en:
1423 gpio_free(DA850_WLAN_EN);
1424
1425 exit:
1426 return ret;
1427 }
1428
1429 #else /* CONFIG_DA850_WL12XX */
1430
1431 static __init int da850_wl12xx_init(void)
1432 {
1433 return 0;
1434 }
1435
1436 #endif /* CONFIG_DA850_WL12XX */
1437
1438 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1439
1440 static __init void da850_evm_init(void)
1441 {
1442 int ret;
1443
1444 ret = pmic_tps65070_init();
1445 if (ret)
1446 pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
1447 ret);
1448
1449 ret = da850_register_edma(da850_edma_rsv);
1450 if (ret)
1451 pr_warning("da850_evm_init: edma registration failed: %d\n",
1452 ret);
1453
1454 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1455 if (ret)
1456 pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
1457 ret);
1458
1459 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1460 if (ret)
1461 pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
1462 ret);
1463
1464
1465 ret = da8xx_register_watchdog();
1466 if (ret)
1467 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
1468 ret);
1469
1470 if (HAS_MMC) {
1471 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1472 if (ret)
1473 pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
1474 " %d\n", ret);
1475
1476 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1477 if (ret)
1478 pr_warning("da850_evm_init: can not open GPIO %d\n",
1479 DA850_MMCSD_CD_PIN);
1480 gpio_direction_input(DA850_MMCSD_CD_PIN);
1481
1482 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1483 if (ret)
1484 pr_warning("da850_evm_init: can not open GPIO %d\n",
1485 DA850_MMCSD_WP_PIN);
1486 gpio_direction_input(DA850_MMCSD_WP_PIN);
1487
1488 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1489 if (ret)
1490 pr_warning("da850_evm_init: mmcsd0 registration failed:"
1491 " %d\n", ret);
1492
1493 ret = da850_wl12xx_init();
1494 if (ret)
1495 pr_warning("da850_evm_init: wl12xx initialization"
1496 " failed: %d\n", ret);
1497 }
1498
1499 davinci_serial_init(&da850_evm_uart_config);
1500
1501 i2c_register_board_info(1, da850_evm_i2c_devices,
1502 ARRAY_SIZE(da850_evm_i2c_devices));
1503
1504 /*
1505 * shut down uart 0 and 1; they are not used on the board and
1506 * accessing them causes endless "too much work in irq53" messages
1507 * with arago fs
1508 */
1509 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1510 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1511
1512 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1513 if (ret)
1514 pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
1515 ret);
1516
1517 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1518 da8xx_register_mcasp(0, &da850_evm_snd_data);
1519
1520 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1521 if (ret)
1522 pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
1523 ret);
1524
1525 ret = da8xx_register_uio_pruss();
1526 if (ret)
1527 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1528 ret);
1529
1530 /* Handle board specific muxing for LCD here */
1531 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1532 if (ret)
1533 pr_warning("da850_evm_init: evm specific lcd mux setup "
1534 "failed: %d\n", ret);
1535
1536 ret = da850_lcd_hw_init();
1537 if (ret)
1538 pr_warning("da850_evm_init: lcd initialization failed: %d\n",
1539 ret);
1540
1541 sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1542 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1543 if (ret)
1544 pr_warning("da850_evm_init: lcdc registration failed: %d\n",
1545 ret);
1546
1547 ret = da8xx_register_rtc();
1548 if (ret)
1549 pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
1550
1551 ret = da850_evm_init_cpufreq();
1552 if (ret)
1553 pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
1554 ret);
1555
1556 ret = da8xx_register_cpuidle();
1557 if (ret)
1558 pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
1559 ret);
1560
1561 ret = da850_register_pm(&da850_pm_device);
1562 if (ret)
1563 pr_warning("da850_evm_init: suspend registration failed: %d\n",
1564 ret);
1565
1566 da850_vpif_init();
1567
1568 ret = da8xx_register_spi(1, da850evm_spi_info,
1569 ARRAY_SIZE(da850evm_spi_info));
1570 if (ret)
1571 pr_warning("da850_evm_init: spi 1 registration failed: %d\n",
1572 ret);
1573
1574 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1575 if (ret)
1576 pr_warning("da850_evm_init: sata registration failed: %d\n",
1577 ret);
1578
1579 da850_evm_setup_mac_addr();
1580 }
1581
1582 #ifdef CONFIG_SERIAL_8250_CONSOLE
1583 static int __init da850_evm_console_init(void)
1584 {
1585 if (!machine_is_davinci_da850_evm())
1586 return 0;
1587
1588 return add_preferred_console("ttyS", 2, "115200");
1589 }
1590 console_initcall(da850_evm_console_init);
1591 #endif
1592
1593 static void __init da850_evm_map_io(void)
1594 {
1595 da850_init();
1596 }
1597
1598 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1599 .atag_offset = 0x100,
1600 .map_io = da850_evm_map_io,
1601 .init_irq = cp_intc_init,
1602 .timer = &davinci_timer,
1603 .init_machine = da850_evm_init,
1604 .init_late = davinci_init_late,
1605 .dma_zone_size = SZ_128M,
1606 .restart = da8xx_restart,
1607 MACHINE_END
Linux kernel - Deliverables
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