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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-davinci/board-da850-evm.c

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  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/gpio/machine.h>
 19 #include <linux/init.h>
 20 #include <linux/kernel.h>
 21 #include <linux/leds.h>
 22 #include <linux/i2c.h>
 23 #include <linux/platform_data/at24.h>
 24 #include <linux/platform_data/pca953x.h>
 25 #include <linux/input.h>
 26 #include <linux/input/tps6507x-ts.h>
 27 #include <linux/mfd/tps6507x.h>
 28 #include <linux/mtd/mtd.h>
 29 #include <linux/mtd/rawnand.h>
 30 #include <linux/mtd/partitions.h>
 31 #include <linux/mtd/physmap.h>
 32 #include <linux/platform_device.h>
 33 #include <linux/platform_data/gpio-davinci.h>
 34 #include <linux/platform_data/mtd-davinci.h>
 35 #include <linux/platform_data/mtd-davinci-aemif.h>
 36 #include <linux/platform_data/spi-davinci.h>
 37 #include <linux/platform_data/uio_pruss.h>
 38 #include <linux/regulator/machine.h>
 39 #include <linux/regulator/tps6507x.h>
 40 #include <linux/regulator/fixed.h>
 41 #include <linux/spi/spi.h>
 42 #include <linux/spi/flash.h>
 43 
 44 #include <mach/common.h>
 45 #include "cp_intc.h"
 46 #include <mach/da8xx.h>
 47 #include <mach/mux.h>
 48 #include "sram.h"
 49 
 50 #include <asm/mach-types.h>
 51 #include <asm/mach/arch.h>
 52 #include <asm/system_info.h>
 53 
 54 #include <media/i2c/tvp514x.h>
 55 #include <media/i2c/adv7343.h>
 56 
 57 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
 58 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
 59 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
 60 
 61 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
 62 
 63 static struct mtd_partition da850evm_spiflash_part[] = {
 64         [0] = {
 65                 .name = "UBL",
 66                 .offset = 0,
 67                 .size = SZ_64K,
 68                 .mask_flags = MTD_WRITEABLE,
 69         },
 70         [1] = {
 71                 .name = "U-Boot",
 72                 .offset = MTDPART_OFS_APPEND,
 73                 .size = SZ_512K,
 74                 .mask_flags = MTD_WRITEABLE,
 75         },
 76         [2] = {
 77                 .name = "U-Boot-Env",
 78                 .offset = MTDPART_OFS_APPEND,
 79                 .size = SZ_64K,
 80                 .mask_flags = MTD_WRITEABLE,
 81         },
 82         [3] = {
 83                 .name = "Kernel",
 84                 .offset = MTDPART_OFS_APPEND,
 85                 .size = SZ_2M + SZ_512K,
 86                 .mask_flags = 0,
 87         },
 88         [4] = {
 89                 .name = "Filesystem",
 90                 .offset = MTDPART_OFS_APPEND,
 91                 .size = SZ_4M,
 92                 .mask_flags = 0,
 93         },
 94         [5] = {
 95                 .name = "MAC-Address",
 96                 .offset = SZ_8M - SZ_64K,
 97                 .size = SZ_64K,
 98                 .mask_flags = MTD_WRITEABLE,
 99         },
100 };
101 
102 static struct flash_platform_data da850evm_spiflash_data = {
103         .name           = "m25p80",
104         .parts          = da850evm_spiflash_part,
105         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
106         .type           = "m25p64",
107 };
108 
109 static struct davinci_spi_config da850evm_spiflash_cfg = {
110         .io_type        = SPI_IO_TYPE_DMA,
111         .c2tdelay       = 8,
112         .t2cdelay       = 8,
113 };
114 
115 static struct spi_board_info da850evm_spi_info[] = {
116         {
117                 .modalias               = "m25p80",
118                 .platform_data          = &da850evm_spiflash_data,
119                 .controller_data        = &da850evm_spiflash_cfg,
120                 .mode                   = SPI_MODE_0,
121                 .max_speed_hz           = 30000000,
122                 .bus_num                = 1,
123                 .chip_select            = 0,
124         },
125 };
126 
127 #ifdef CONFIG_MTD
128 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
129 {
130         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
131         size_t retlen;
132 
133         if (!strcmp(mtd->name, "MAC-Address")) {
134                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
135                 if (retlen == ETH_ALEN)
136                         pr_info("Read MAC addr from SPI Flash: %pM\n",
137                                 mac_addr);
138         }
139 }
140 
141 static struct mtd_notifier da850evm_spi_notifier = {
142         .add    = da850_evm_m25p80_notify_add,
143 };
144 
145 static void da850_evm_setup_mac_addr(void)
146 {
147         register_mtd_user(&da850evm_spi_notifier);
148 }
149 #else
150 static void da850_evm_setup_mac_addr(void) { }
151 #endif
152 
153 static struct mtd_partition da850_evm_norflash_partition[] = {
154         {
155                 .name           = "bootloaders + env",
156                 .offset         = 0,
157                 .size           = SZ_512K,
158                 .mask_flags     = MTD_WRITEABLE,
159         },
160         {
161                 .name           = "kernel",
162                 .offset         = MTDPART_OFS_APPEND,
163                 .size           = SZ_2M,
164                 .mask_flags     = 0,
165         },
166         {
167                 .name           = "filesystem",
168                 .offset         = MTDPART_OFS_APPEND,
169                 .size           = MTDPART_SIZ_FULL,
170                 .mask_flags     = 0,
171         },
172 };
173 
174 static struct physmap_flash_data da850_evm_norflash_data = {
175         .width          = 2,
176         .parts          = da850_evm_norflash_partition,
177         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
178 };
179 
180 static struct resource da850_evm_norflash_resource[] = {
181         {
182                 .start  = DA8XX_AEMIF_CS2_BASE,
183                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
184                 .flags  = IORESOURCE_MEM,
185         },
186 };
187 
188 static struct platform_device da850_evm_norflash_device = {
189         .name           = "physmap-flash",
190         .id             = 0,
191         .dev            = {
192                 .platform_data  = &da850_evm_norflash_data,
193         },
194         .num_resources  = 1,
195         .resource       = da850_evm_norflash_resource,
196 };
197 
198 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
199  * (128K blocks). It may be used instead of the (default) SPI flash
200  * to boot, using TI's tools to install the secondary boot loader
201  * (UBL) and U-Boot.
202  */
203 static struct mtd_partition da850_evm_nandflash_partition[] = {
204         {
205                 .name           = "u-boot env",
206                 .offset         = 0,
207                 .size           = SZ_128K,
208                 .mask_flags     = MTD_WRITEABLE,
209          },
210         {
211                 .name           = "UBL",
212                 .offset         = MTDPART_OFS_APPEND,
213                 .size           = SZ_128K,
214                 .mask_flags     = MTD_WRITEABLE,
215         },
216         {
217                 .name           = "u-boot",
218                 .offset         = MTDPART_OFS_APPEND,
219                 .size           = 4 * SZ_128K,
220                 .mask_flags     = MTD_WRITEABLE,
221         },
222         {
223                 .name           = "kernel",
224                 .offset         = 0x200000,
225                 .size           = SZ_2M,
226                 .mask_flags     = 0,
227         },
228         {
229                 .name           = "filesystem",
230                 .offset         = MTDPART_OFS_APPEND,
231                 .size           = MTDPART_SIZ_FULL,
232                 .mask_flags     = 0,
233         },
234 };
235 
236 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
237         .wsetup         = 24,
238         .wstrobe        = 21,
239         .whold          = 14,
240         .rsetup         = 19,
241         .rstrobe        = 50,
242         .rhold          = 0,
243         .ta             = 20,
244 };
245 
246 static struct davinci_nand_pdata da850_evm_nandflash_data = {
247         .parts          = da850_evm_nandflash_partition,
248         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
249         .ecc_mode       = NAND_ECC_HW,
250         .ecc_bits       = 4,
251         .bbt_options    = NAND_BBT_USE_FLASH,
252         .timing         = &da850_evm_nandflash_timing,
253 };
254 
255 static struct resource da850_evm_nandflash_resource[] = {
256         {
257                 .start  = DA8XX_AEMIF_CS3_BASE,
258                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
259                 .flags  = IORESOURCE_MEM,
260         },
261         {
262                 .start  = DA8XX_AEMIF_CTL_BASE,
263                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
264                 .flags  = IORESOURCE_MEM,
265         },
266 };
267 
268 static struct platform_device da850_evm_nandflash_device = {
269         .name           = "davinci_nand",
270         .id             = 1,
271         .dev            = {
272                 .platform_data  = &da850_evm_nandflash_data,
273         },
274         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
275         .resource       = da850_evm_nandflash_resource,
276 };
277 
278 static struct platform_device *da850_evm_devices[] = {
279         &da850_evm_nandflash_device,
280         &da850_evm_norflash_device,
281 };
282 
283 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
284 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
285 
286 static void __init da850_evm_init_nor(void)
287 {
288         void __iomem *aemif_addr;
289 
290         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
291 
292         /* Configure data bus width of CS2 to 16 bit */
293         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
294                 DA8XX_AEMIF_ASIZE_16BIT,
295                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
296 
297         iounmap(aemif_addr);
298 }
299 
300 static const short da850_evm_nand_pins[] = {
301         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
302         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
303         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
304         DA850_NEMA_WE, DA850_NEMA_OE,
305         -1
306 };
307 
308 static const short da850_evm_nor_pins[] = {
309         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
310         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
311         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
312         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
313         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
314         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
315         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
316         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
317         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
318         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
319         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
320         DA850_EMA_A_22, DA850_EMA_A_23,
321         -1
322 };
323 
324 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
325 
326 static inline void da850_evm_setup_nor_nand(void)
327 {
328         int ret = 0;
329 
330         if (!HAS_MMC) {
331                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
332                 if (ret)
333                         pr_warn("%s: NAND mux setup failed: %d\n",
334                                 __func__, ret);
335 
336                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
337                 if (ret)
338                         pr_warn("%s: NOR mux setup failed: %d\n",
339                                 __func__, ret);
340 
341                 da850_evm_init_nor();
342 
343                 platform_add_devices(da850_evm_devices,
344                                         ARRAY_SIZE(da850_evm_devices));
345 
346                 if (davinci_aemif_setup(&da850_evm_nandflash_device))
347                         pr_warn("%s: Cannot configure AEMIF.\n", __func__);
348         }
349 }
350 
351 #ifdef CONFIG_DA850_UI_RMII
352 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
353 {
354         struct davinci_soc_info *soc_info = &davinci_soc_info;
355 
356         soc_info->emac_pdata->rmii_en = 1;
357         gpio_set_value_cansleep(rmii_sel, 0);
358 }
359 #else
360 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
361 #endif
362 
363 
364 #define DA850_KEYS_DEBOUNCE_MS  10
365 /*
366  * At 200ms polling interval it is possible to miss an
367  * event by tapping very lightly on the push button but most
368  * pushes do result in an event; longer intervals require the
369  * user to hold the button whereas shorter intervals require
370  * more CPU time for polling.
371  */
372 #define DA850_GPIO_KEYS_POLL_MS 200
373 
374 enum da850_evm_ui_exp_pins {
375         DA850_EVM_UI_EXP_SEL_C = 5,
376         DA850_EVM_UI_EXP_SEL_B,
377         DA850_EVM_UI_EXP_SEL_A,
378         DA850_EVM_UI_EXP_PB8,
379         DA850_EVM_UI_EXP_PB7,
380         DA850_EVM_UI_EXP_PB6,
381         DA850_EVM_UI_EXP_PB5,
382         DA850_EVM_UI_EXP_PB4,
383         DA850_EVM_UI_EXP_PB3,
384         DA850_EVM_UI_EXP_PB2,
385         DA850_EVM_UI_EXP_PB1,
386 };
387 
388 static const char * const da850_evm_ui_exp[] = {
389         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
390         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
391         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
392         [DA850_EVM_UI_EXP_PB8]          = "pb8",
393         [DA850_EVM_UI_EXP_PB7]          = "pb7",
394         [DA850_EVM_UI_EXP_PB6]          = "pb6",
395         [DA850_EVM_UI_EXP_PB5]          = "pb5",
396         [DA850_EVM_UI_EXP_PB4]          = "pb4",
397         [DA850_EVM_UI_EXP_PB3]          = "pb3",
398         [DA850_EVM_UI_EXP_PB2]          = "pb2",
399         [DA850_EVM_UI_EXP_PB1]          = "pb1",
400 };
401 
402 #define DA850_N_UI_PB           8
403 
404 static struct gpio_keys_button da850_evm_ui_keys[] = {
405         [0 ... DA850_N_UI_PB - 1] = {
406                 .type                   = EV_KEY,
407                 .active_low             = 1,
408                 .wakeup                 = 0,
409                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
410                 .code                   = -1, /* assigned at runtime */
411                 .gpio                   = -1, /* assigned at runtime */
412                 .desc                   = NULL, /* assigned at runtime */
413         },
414 };
415 
416 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
417         .buttons = da850_evm_ui_keys,
418         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
419         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
420 };
421 
422 static struct platform_device da850_evm_ui_keys_device = {
423         .name = "gpio-keys-polled",
424         .id = 0,
425         .dev = {
426                 .platform_data = &da850_evm_ui_keys_pdata
427         },
428 };
429 
430 static void da850_evm_ui_keys_init(unsigned gpio)
431 {
432         int i;
433         struct gpio_keys_button *button;
434 
435         for (i = 0; i < DA850_N_UI_PB; i++) {
436                 button = &da850_evm_ui_keys[i];
437                 button->code = KEY_F8 - i;
438                 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
439                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
440         }
441 }
442 
443 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
444 static inline void da850_evm_setup_video_port(int video_sel)
445 {
446         gpio_set_value_cansleep(video_sel, 0);
447 }
448 #else
449 static inline void da850_evm_setup_video_port(int video_sel) { }
450 #endif
451 
452 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
453                                                 unsigned ngpio, void *c)
454 {
455         int sel_a, sel_b, sel_c, ret;
456 
457         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
458         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
459         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
460 
461         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
462         if (ret) {
463                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
464                 goto exp_setup_sela_fail;
465         }
466 
467         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
468         if (ret) {
469                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
470                 goto exp_setup_selb_fail;
471         }
472 
473         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
474         if (ret) {
475                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
476                 goto exp_setup_selc_fail;
477         }
478 
479         /* deselect all functionalities */
480         gpio_direction_output(sel_a, 1);
481         gpio_direction_output(sel_b, 1);
482         gpio_direction_output(sel_c, 1);
483 
484         da850_evm_ui_keys_init(gpio);
485         ret = platform_device_register(&da850_evm_ui_keys_device);
486         if (ret) {
487                 pr_warn("Could not register UI GPIO expander push-buttons");
488                 goto exp_setup_keys_fail;
489         }
490 
491         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
492 
493         da850_evm_setup_nor_nand();
494 
495         da850_evm_setup_emac_rmii(sel_a);
496 
497         da850_evm_setup_video_port(sel_c);
498 
499         return 0;
500 
501 exp_setup_keys_fail:
502         gpio_free(sel_c);
503 exp_setup_selc_fail:
504         gpio_free(sel_b);
505 exp_setup_selb_fail:
506         gpio_free(sel_a);
507 exp_setup_sela_fail:
508         return ret;
509 }
510 
511 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
512                                         unsigned gpio, unsigned ngpio, void *c)
513 {
514         platform_device_unregister(&da850_evm_ui_keys_device);
515 
516         /* deselect all functionalities */
517         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
518         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
519         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
520 
521         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
522         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
523         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
524 
525         return 0;
526 }
527 
528 /* assign the baseboard expander's GPIOs after the UI board's */
529 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
530 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
531 
532 enum da850_evm_bb_exp_pins {
533         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
534         DA850_EVM_BB_EXP_SW_RST,
535         DA850_EVM_BB_EXP_TP_23,
536         DA850_EVM_BB_EXP_TP_22,
537         DA850_EVM_BB_EXP_TP_21,
538         DA850_EVM_BB_EXP_USER_PB1,
539         DA850_EVM_BB_EXP_USER_LED2,
540         DA850_EVM_BB_EXP_USER_LED1,
541         DA850_EVM_BB_EXP_USER_SW1,
542         DA850_EVM_BB_EXP_USER_SW2,
543         DA850_EVM_BB_EXP_USER_SW3,
544         DA850_EVM_BB_EXP_USER_SW4,
545         DA850_EVM_BB_EXP_USER_SW5,
546         DA850_EVM_BB_EXP_USER_SW6,
547         DA850_EVM_BB_EXP_USER_SW7,
548         DA850_EVM_BB_EXP_USER_SW8
549 };
550 
551 static const char * const da850_evm_bb_exp[] = {
552         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
553         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
554         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
555         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
556         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
557         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
558         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
559         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
560         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
561         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
562         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
563         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
564         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
565         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
566         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
567         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
568 };
569 
570 #define DA850_N_BB_USER_SW      8
571 
572 static struct gpio_keys_button da850_evm_bb_keys[] = {
573         [0] = {
574                 .type                   = EV_KEY,
575                 .active_low             = 1,
576                 .wakeup                 = 0,
577                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
578                 .code                   = KEY_PROG1,
579                 .desc                   = NULL, /* assigned at runtime */
580                 .gpio                   = -1, /* assigned at runtime */
581         },
582         [1 ... DA850_N_BB_USER_SW] = {
583                 .type                   = EV_SW,
584                 .active_low             = 1,
585                 .wakeup                 = 0,
586                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
587                 .code                   = -1, /* assigned at runtime */
588                 .desc                   = NULL, /* assigned at runtime */
589                 .gpio                   = -1, /* assigned at runtime */
590         },
591 };
592 
593 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
594         .buttons = da850_evm_bb_keys,
595         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
596         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
597 };
598 
599 static struct platform_device da850_evm_bb_keys_device = {
600         .name = "gpio-keys-polled",
601         .id = 1,
602         .dev = {
603                 .platform_data = &da850_evm_bb_keys_pdata
604         },
605 };
606 
607 static void da850_evm_bb_keys_init(unsigned gpio)
608 {
609         int i;
610         struct gpio_keys_button *button;
611 
612         button = &da850_evm_bb_keys[0];
613         button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
614         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
615 
616         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
617                 button = &da850_evm_bb_keys[i + 1];
618                 button->code = SW_LID + i;
619                 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
620                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
621         }
622 }
623 
624 #define DA850_N_BB_USER_LED     2
625 
626 static struct gpio_led da850_evm_bb_leds[] = {
627         [0 ... DA850_N_BB_USER_LED - 1] = {
628                 .active_low = 1,
629                 .gpio = -1, /* assigned at runtime */
630                 .name = NULL, /* assigned at runtime */
631         },
632 };
633 
634 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
635         .leds = da850_evm_bb_leds,
636         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
637 };
638 
639 static struct platform_device da850_evm_bb_leds_device = {
640         .name           = "leds-gpio",
641         .id             = -1,
642         .dev = {
643                 .platform_data = &da850_evm_bb_leds_pdata
644         }
645 };
646 
647 static void da850_evm_bb_leds_init(unsigned gpio)
648 {
649         int i;
650         struct gpio_led *led;
651 
652         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
653                 led = &da850_evm_bb_leds[i];
654 
655                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
656                 led->name =
657                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
658         }
659 }
660 
661 static int da850_evm_bb_expander_setup(struct i2c_client *client,
662                                                 unsigned gpio, unsigned ngpio,
663                                                 void *c)
664 {
665         int ret;
666 
667         /*
668          * Register the switches and pushbutton on the baseboard as a gpio-keys
669          * device.
670          */
671         da850_evm_bb_keys_init(gpio);
672         ret = platform_device_register(&da850_evm_bb_keys_device);
673         if (ret) {
674                 pr_warn("Could not register baseboard GPIO expander keys");
675                 goto io_exp_setup_sw_fail;
676         }
677 
678         da850_evm_bb_leds_init(gpio);
679         ret = platform_device_register(&da850_evm_bb_leds_device);
680         if (ret) {
681                 pr_warn("Could not register baseboard GPIO expander LEDs");
682                 goto io_exp_setup_leds_fail;
683         }
684 
685         return 0;
686 
687 io_exp_setup_leds_fail:
688         platform_device_unregister(&da850_evm_bb_keys_device);
689 io_exp_setup_sw_fail:
690         return ret;
691 }
692 
693 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
694                                         unsigned gpio, unsigned ngpio, void *c)
695 {
696         platform_device_unregister(&da850_evm_bb_leds_device);
697         platform_device_unregister(&da850_evm_bb_keys_device);
698 
699         return 0;
700 }
701 
702 static struct pca953x_platform_data da850_evm_ui_expander_info = {
703         .gpio_base      = DAVINCI_N_GPIO,
704         .setup          = da850_evm_ui_expander_setup,
705         .teardown       = da850_evm_ui_expander_teardown,
706         .names          = da850_evm_ui_exp,
707 };
708 
709 static struct pca953x_platform_data da850_evm_bb_expander_info = {
710         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
711         .setup          = da850_evm_bb_expander_setup,
712         .teardown       = da850_evm_bb_expander_teardown,
713         .names          = da850_evm_bb_exp,
714 };
715 
716 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
717         {
718                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
719         },
720         {
721                 I2C_BOARD_INFO("tca6416", 0x20),
722                 .platform_data = &da850_evm_ui_expander_info,
723         },
724         {
725                 I2C_BOARD_INFO("tca6416", 0x21),
726                 .platform_data = &da850_evm_bb_expander_info,
727         },
728 };
729 
730 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
731         .bus_freq       = 100,  /* kHz */
732         .bus_delay      = 0,    /* usec */
733 };
734 
735 /* davinci da850 evm audio machine driver */
736 static u8 da850_iis_serializer_direction[] = {
737         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
738         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
739         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
740         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
741 };
742 
743 static struct snd_platform_data da850_evm_snd_data = {
744         .tx_dma_offset          = 0x2000,
745         .rx_dma_offset          = 0x2000,
746         .op_mode                = DAVINCI_MCASP_IIS_MODE,
747         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
748         .tdm_slots              = 2,
749         .serial_dir             = da850_iis_serializer_direction,
750         .asp_chan_q             = EVENTQ_0,
751         .ram_chan_q             = EVENTQ_1,
752         .version                = MCASP_VERSION_2,
753         .txnumevt               = 1,
754         .rxnumevt               = 1,
755         .sram_size_playback     = SZ_8K,
756         .sram_size_capture      = SZ_8K,
757 };
758 
759 static const short da850_evm_mcasp_pins[] __initconst = {
760         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
761         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
762         DA850_AXR_11, DA850_AXR_12,
763         -1
764 };
765 
766 static struct gpiod_lookup_table mmc_gpios_table = {
767         .dev_id = "da830-mmc.0",
768         .table = {
769                 /* gpio chip 2 contains gpio range 64-95 */
770                 GPIO_LOOKUP("davinci_gpio.2", 0, "cd", GPIO_ACTIVE_LOW),
771                 GPIO_LOOKUP("davinci_gpio.2", 1, "wp", GPIO_ACTIVE_LOW),
772         },
773 };
774 
775 static struct davinci_mmc_config da850_mmc_config = {
776         .wires          = 4,
777         .max_freq       = 50000000,
778         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
779 };
780 
781 static const short da850_evm_mmcsd0_pins[] __initconst = {
782         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
783         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
784         DA850_GPIO4_0, DA850_GPIO4_1,
785         -1
786 };
787 
788 static void da850_panel_power_ctrl(int val)
789 {
790         /* lcd backlight */
791         gpio_set_value(DA850_LCD_BL_PIN, val);
792 
793         /* lcd power */
794         gpio_set_value(DA850_LCD_PWR_PIN, val);
795 }
796 
797 static int da850_lcd_hw_init(void)
798 {
799         int status;
800 
801         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
802         if (status < 0)
803                 return status;
804 
805         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
806         if (status < 0) {
807                 gpio_free(DA850_LCD_BL_PIN);
808                 return status;
809         }
810 
811         gpio_direction_output(DA850_LCD_BL_PIN, 0);
812         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
813 
814         /* Switch off panel power and backlight */
815         da850_panel_power_ctrl(0);
816 
817         /* Switch on panel power and backlight */
818         da850_panel_power_ctrl(1);
819 
820         return 0;
821 }
822 
823 /* Fixed regulator support */
824 static struct regulator_consumer_supply fixed_supplies[] = {
825         /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
826         REGULATOR_SUPPLY("AVDD", "1-0018"),
827         REGULATOR_SUPPLY("DRVDD", "1-0018"),
828 
829         /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
830         REGULATOR_SUPPLY("DVDD", "1-0018"),
831 
832         /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
833         REGULATOR_SUPPLY("vcc", "1-0020"),
834 };
835 
836 /* TPS65070 voltage regulator support */
837 
838 /* 3.3V */
839 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
840         {
841                 .supply = "usb0_vdda33",
842         },
843         {
844                 .supply = "usb1_vdda33",
845         },
846 };
847 
848 /* 3.3V or 1.8V */
849 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
850         {
851                 .supply = "dvdd3318_a",
852         },
853         {
854                 .supply = "dvdd3318_b",
855         },
856         {
857                 .supply = "dvdd3318_c",
858         },
859         REGULATOR_SUPPLY("IOVDD", "1-0018"),
860 };
861 
862 /* 1.2V */
863 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
864         {
865                 .supply = "cvdd",
866         },
867 };
868 
869 /* 1.8V LDO */
870 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
871         {
872                 .supply = "sata_vddr",
873         },
874         {
875                 .supply = "usb0_vdda18",
876         },
877         {
878                 .supply = "usb1_vdda18",
879         },
880         {
881                 .supply = "ddr_dvdd18",
882         },
883 };
884 
885 /* 1.2V LDO */
886 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
887         {
888                 .supply = "sata_vdd",
889         },
890         {
891                 .supply = "pll0_vdda",
892         },
893         {
894                 .supply = "pll1_vdda",
895         },
896         {
897                 .supply = "usbs_cvdd",
898         },
899         {
900                 .supply = "vddarnwa1",
901         },
902 };
903 
904 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
905 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
906         .defdcdc_default = true,
907 };
908 
909 static struct regulator_init_data tps65070_regulator_data[] = {
910         /* dcdc1 */
911         {
912                 .constraints = {
913                         .min_uV = 3150000,
914                         .max_uV = 3450000,
915                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
916                                 REGULATOR_CHANGE_STATUS),
917                         .boot_on = 1,
918                 },
919                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
920                 .consumer_supplies = tps65070_dcdc1_consumers,
921         },
922 
923         /* dcdc2 */
924         {
925                 .constraints = {
926                         .min_uV = 1710000,
927                         .max_uV = 3450000,
928                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
929                                 REGULATOR_CHANGE_STATUS),
930                         .boot_on = 1,
931                         .always_on = 1,
932                 },
933                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
934                 .consumer_supplies = tps65070_dcdc2_consumers,
935                 .driver_data = &tps6507x_platform_data,
936         },
937 
938         /* dcdc3 */
939         {
940                 .constraints = {
941                         .min_uV = 950000,
942                         .max_uV = 1350000,
943                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
944                                 REGULATOR_CHANGE_STATUS),
945                         .boot_on = 1,
946                 },
947                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
948                 .consumer_supplies = tps65070_dcdc3_consumers,
949                 .driver_data = &tps6507x_platform_data,
950         },
951 
952         /* ldo1 */
953         {
954                 .constraints = {
955                         .min_uV = 1710000,
956                         .max_uV = 1890000,
957                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
958                                 REGULATOR_CHANGE_STATUS),
959                         .boot_on = 1,
960                 },
961                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
962                 .consumer_supplies = tps65070_ldo1_consumers,
963         },
964 
965         /* ldo2 */
966         {
967                 .constraints = {
968                         .min_uV = 1140000,
969                         .max_uV = 1320000,
970                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
971                                 REGULATOR_CHANGE_STATUS),
972                         .boot_on = 1,
973                 },
974                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
975                 .consumer_supplies = tps65070_ldo2_consumers,
976         },
977 };
978 
979 static struct touchscreen_init_data tps6507x_touchscreen_data = {
980         .poll_period =  30,     /* ms between touch samples */
981         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
982         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
983         .product = 65070,       /* /sys/class/input/input?/id/product */
984         .version = 0x100,       /* /sys/class/input/input?/id/version */
985 };
986 
987 static struct tps6507x_board tps_board = {
988         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
989         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
990 };
991 
992 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
993         {
994                 I2C_BOARD_INFO("tps6507x", 0x48),
995                 .platform_data = &tps_board,
996         },
997 };
998 
999 static int __init pmic_tps65070_init(void)
1000 {
1001         return i2c_register_board_info(1, da850_evm_tps65070_info,
1002                                         ARRAY_SIZE(da850_evm_tps65070_info));
1003 }
1004 
1005 static const short da850_evm_lcdc_pins[] = {
1006         DA850_GPIO2_8, DA850_GPIO2_15,
1007         -1
1008 };
1009 
1010 static const short da850_evm_mii_pins[] = {
1011         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1012         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1013         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1014         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1015         DA850_MDIO_D,
1016         -1
1017 };
1018 
1019 static const short da850_evm_rmii_pins[] = {
1020         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1021         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1022         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1023         DA850_MDIO_D,
1024         -1
1025 };
1026 
1027 static int __init da850_evm_config_emac(void)
1028 {
1029         void __iomem *cfg_chip3_base;
1030         int ret;
1031         u32 val;
1032         struct davinci_soc_info *soc_info = &davinci_soc_info;
1033         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1034 
1035         if (!machine_is_davinci_da850_evm())
1036                 return 0;
1037 
1038         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1039 
1040         val = __raw_readl(cfg_chip3_base);
1041 
1042         if (rmii_en) {
1043                 val |= BIT(8);
1044                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1045                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1046                                                         " functional\n");
1047         } else {
1048                 val &= ~BIT(8);
1049                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1050                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1051                                                         " functional\n");
1052         }
1053 
1054         if (ret)
1055                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1056                         __func__, ret);
1057 
1058         /* configure the CFGCHIP3 register for RMII or MII */
1059         __raw_writel(val, cfg_chip3_base);
1060 
1061         ret = davinci_cfg_reg(DA850_GPIO2_6);
1062         if (ret)
1063                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1064 
1065         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1066         if (ret) {
1067                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1068                 return ret;
1069         }
1070 
1071         /* Enable/Disable MII MDIO clock */
1072         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1073 
1074         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1075 
1076         ret = da8xx_register_emac();
1077         if (ret)
1078                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1079 
1080         return 0;
1081 }
1082 device_initcall(da850_evm_config_emac);
1083 
1084 /*
1085  * The following EDMA channels/slots are not being used by drivers (for
1086  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1087  * they are being reserved for codecs on the DSP side.
1088  */
1089 static const s16 da850_dma0_rsv_chans[][2] = {
1090         /* (offset, number) */
1091         { 8,  6},
1092         {24,  4},
1093         {30,  2},
1094         {-1, -1}
1095 };
1096 
1097 static const s16 da850_dma0_rsv_slots[][2] = {
1098         /* (offset, number) */
1099         { 8,  6},
1100         {24,  4},
1101         {30, 50},
1102         {-1, -1}
1103 };
1104 
1105 static const s16 da850_dma1_rsv_chans[][2] = {
1106         /* (offset, number) */
1107         { 0, 28},
1108         {30,  2},
1109         {-1, -1}
1110 };
1111 
1112 static const s16 da850_dma1_rsv_slots[][2] = {
1113         /* (offset, number) */
1114         { 0, 28},
1115         {30, 90},
1116         {-1, -1}
1117 };
1118 
1119 static struct edma_rsv_info da850_edma_cc0_rsv = {
1120         .rsv_chans      = da850_dma0_rsv_chans,
1121         .rsv_slots      = da850_dma0_rsv_slots,
1122 };
1123 
1124 static struct edma_rsv_info da850_edma_cc1_rsv = {
1125         .rsv_chans      = da850_dma1_rsv_chans,
1126         .rsv_slots      = da850_dma1_rsv_slots,
1127 };
1128 
1129 static struct edma_rsv_info *da850_edma_rsv[2] = {
1130         &da850_edma_cc0_rsv,
1131         &da850_edma_cc1_rsv,
1132 };
1133 
1134 #ifdef CONFIG_CPU_FREQ
1135 static __init int da850_evm_init_cpufreq(void)
1136 {
1137         switch (system_rev & 0xF) {
1138         case 3:
1139                 da850_max_speed = 456000;
1140                 break;
1141         case 2:
1142                 da850_max_speed = 408000;
1143                 break;
1144         case 1:
1145                 da850_max_speed = 372000;
1146                 break;
1147         }
1148 
1149         return da850_register_cpufreq("pll0_sysclk3");
1150 }
1151 #else
1152 static __init int da850_evm_init_cpufreq(void) { return 0; }
1153 #endif
1154 
1155 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1156 
1157 #define TVP5147_CH0             "tvp514x-0"
1158 #define TVP5147_CH1             "tvp514x-1"
1159 
1160 /* VPIF capture configuration */
1161 static struct tvp514x_platform_data tvp5146_pdata = {
1162                 .clk_polarity = 0,
1163                 .hs_polarity  = 1,
1164                 .vs_polarity  = 1,
1165 };
1166 
1167 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1168 
1169 static struct vpif_input da850_ch0_inputs[] = {
1170         {
1171                 .input = {
1172                         .index = 0,
1173                         .name  = "Composite",
1174                         .type  = V4L2_INPUT_TYPE_CAMERA,
1175                         .capabilities = V4L2_IN_CAP_STD,
1176                         .std   = TVP514X_STD_ALL,
1177                 },
1178                 .input_route = INPUT_CVBS_VI2B,
1179                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1180                 .subdev_name = TVP5147_CH0,
1181         },
1182 };
1183 
1184 static struct vpif_input da850_ch1_inputs[] = {
1185         {
1186                 .input = {
1187                         .index = 0,
1188                         .name  = "S-Video",
1189                         .type  = V4L2_INPUT_TYPE_CAMERA,
1190                         .capabilities = V4L2_IN_CAP_STD,
1191                         .std   = TVP514X_STD_ALL,
1192                 },
1193                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1194                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1195                 .subdev_name = TVP5147_CH1,
1196         },
1197 };
1198 
1199 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1200         {
1201                 .name = TVP5147_CH0,
1202                 .board_info = {
1203                         I2C_BOARD_INFO("tvp5146", 0x5d),
1204                         .platform_data = &tvp5146_pdata,
1205                 },
1206         },
1207         {
1208                 .name = TVP5147_CH1,
1209                 .board_info = {
1210                         I2C_BOARD_INFO("tvp5146", 0x5c),
1211                         .platform_data = &tvp5146_pdata,
1212                 },
1213         },
1214 };
1215 
1216 static struct vpif_capture_config da850_vpif_capture_config = {
1217         .subdev_info = da850_vpif_capture_sdev_info,
1218         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1219         .i2c_adapter_id = 1,
1220         .chan_config[0] = {
1221                 .inputs = da850_ch0_inputs,
1222                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1223                 .vpif_if = {
1224                         .if_type = VPIF_IF_BT656,
1225                         .hd_pol  = 1,
1226                         .vd_pol  = 1,
1227                         .fid_pol = 0,
1228                 },
1229         },
1230         .chan_config[1] = {
1231                 .inputs = da850_ch1_inputs,
1232                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1233                 .vpif_if = {
1234                         .if_type = VPIF_IF_BT656,
1235                         .hd_pol  = 1,
1236                         .vd_pol  = 1,
1237                         .fid_pol = 0,
1238                 },
1239         },
1240         .card_name = "DA850/OMAP-L138 Video Capture",
1241 };
1242 
1243 /* VPIF display configuration */
1244 
1245 static struct adv7343_platform_data adv7343_pdata = {
1246         .mode_config = {
1247                 .dac = { 1, 1, 1 },
1248         },
1249         .sd_config = {
1250                 .sd_dac_out = { 1 },
1251         },
1252 };
1253 
1254 static struct vpif_subdev_info da850_vpif_subdev[] = {
1255         {
1256                 .name = "adv7343",
1257                 .board_info = {
1258                         I2C_BOARD_INFO("adv7343", 0x2a),
1259                         .platform_data = &adv7343_pdata,
1260                 },
1261         },
1262 };
1263 
1264 static const struct vpif_output da850_ch0_outputs[] = {
1265         {
1266                 .output = {
1267                         .index = 0,
1268                         .name = "Composite",
1269                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1270                         .capabilities = V4L2_OUT_CAP_STD,
1271                         .std = V4L2_STD_ALL,
1272                 },
1273                 .subdev_name = "adv7343",
1274                 .output_route = ADV7343_COMPOSITE_ID,
1275         },
1276         {
1277                 .output = {
1278                         .index = 1,
1279                         .name = "S-Video",
1280                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1281                         .capabilities = V4L2_OUT_CAP_STD,
1282                         .std = V4L2_STD_ALL,
1283                 },
1284                 .subdev_name = "adv7343",
1285                 .output_route = ADV7343_SVIDEO_ID,
1286         },
1287 };
1288 
1289 static struct vpif_display_config da850_vpif_display_config = {
1290         .subdevinfo   = da850_vpif_subdev,
1291         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1292         .chan_config[0] = {
1293                 .outputs = da850_ch0_outputs,
1294                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1295         },
1296         .card_name    = "DA850/OMAP-L138 Video Display",
1297         .i2c_adapter_id = 1,
1298 };
1299 
1300 static __init void da850_vpif_init(void)
1301 {
1302         int ret;
1303 
1304         ret = da850_register_vpif();
1305         if (ret)
1306                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1307 
1308         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1309         if (ret)
1310                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1311                         ret);
1312 
1313         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1314         if (ret)
1315                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1316 
1317         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1318         if (ret)
1319                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1320                         ret);
1321 
1322         ret = da850_register_vpif_display(&da850_vpif_display_config);
1323         if (ret)
1324                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1325 }
1326 
1327 #else
1328 static __init void da850_vpif_init(void) {}
1329 #endif
1330 
1331 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1332 
1333 static __init void da850_evm_init(void)
1334 {
1335         int ret;
1336 
1337         ret = da8xx_register_cfgchip();
1338         if (ret)
1339                 pr_warn("%s: CFGCHIP registration failed: %d\n", __func__, ret);
1340 
1341         ret = da850_register_gpio();
1342         if (ret)
1343                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1344 
1345         regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1346 
1347         ret = pmic_tps65070_init();
1348         if (ret)
1349                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1350 
1351         ret = da850_register_edma(da850_edma_rsv);
1352         if (ret)
1353                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1354 
1355         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1356         if (ret)
1357                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1358 
1359         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1360         if (ret)
1361                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1362 
1363 
1364         ret = da8xx_register_watchdog();
1365         if (ret)
1366                 pr_warn("%s: watchdog registration failed: %d\n",
1367                         __func__, ret);
1368 
1369         if (HAS_MMC) {
1370                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1371                 if (ret)
1372                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1373                                 __func__, ret);
1374 
1375                 gpiod_add_lookup_table(&mmc_gpios_table);
1376 
1377                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1378                 if (ret)
1379                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1380                                 __func__, ret);
1381         }
1382 
1383         davinci_serial_init(da8xx_serial_device);
1384 
1385         i2c_register_board_info(1, da850_evm_i2c_devices,
1386                         ARRAY_SIZE(da850_evm_i2c_devices));
1387 
1388         /*
1389          * shut down uart 0 and 1; they are not used on the board and
1390          * accessing them causes endless "too much work in irq53" messages
1391          * with arago fs
1392          */
1393         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1394         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1395 
1396         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1397         if (ret)
1398                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1399 
1400         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1401         da8xx_register_mcasp(0, &da850_evm_snd_data);
1402 
1403         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1404         if (ret)
1405                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1406 
1407         ret = da8xx_register_uio_pruss();
1408         if (ret)
1409                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1410                                 ret);
1411 
1412         /* Handle board specific muxing for LCD here */
1413         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1414         if (ret)
1415                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1416                         __func__, ret);
1417 
1418         ret = da850_lcd_hw_init();
1419         if (ret)
1420                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1421 
1422         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1423         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1424         if (ret)
1425                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1426 
1427         ret = da8xx_register_rtc();
1428         if (ret)
1429                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1430 
1431         ret = da850_evm_init_cpufreq();
1432         if (ret)
1433                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1434 
1435         ret = da8xx_register_cpuidle();
1436         if (ret)
1437                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1438 
1439         davinci_pm_init();
1440         da850_vpif_init();
1441 
1442         ret = spi_register_board_info(da850evm_spi_info,
1443                                       ARRAY_SIZE(da850evm_spi_info));
1444         if (ret)
1445                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1446                         ret);
1447 
1448         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1449         if (ret)
1450                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1451 
1452         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1453         if (ret)
1454                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1455 
1456         da850_evm_setup_mac_addr();
1457 
1458         ret = da8xx_register_rproc();
1459         if (ret)
1460                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1461                         __func__, ret);
1462 }
1463 
1464 #ifdef CONFIG_SERIAL_8250_CONSOLE
1465 static int __init da850_evm_console_init(void)
1466 {
1467         if (!machine_is_davinci_da850_evm())
1468                 return 0;
1469 
1470         return add_preferred_console("ttyS", 2, "115200");
1471 }
1472 console_initcall(da850_evm_console_init);
1473 #endif
1474 
1475 static void __init da850_evm_map_io(void)
1476 {
1477         da850_init();
1478 }
1479 
1480 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1481         .atag_offset    = 0x100,
1482         .map_io         = da850_evm_map_io,
1483         .init_irq       = cp_intc_init,
1484         .init_time      = davinci_timer_init,
1485         .init_machine   = da850_evm_init,
1486         .init_late      = davinci_init_late,
1487         .dma_zone_size  = SZ_128M,
1488         .restart        = da8xx_restart,
1489         .reserve        = da8xx_rproc_reserve_cma,
1490 MACHINE_END
1491 

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