2 * TI DA850/OMAP-L138 EVM board
4 * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
6 * Derived from: arch/arm/mach-davinci/board-da830-evm.c
7 * Original Copyrights follow:
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
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/ti-aemif.h>
37 #include <linux/platform_data/spi-davinci.h>
38 #include <linux/platform_data/uio_pruss.h>
39 #include <linux/regulator/machine.h>
40 #include <linux/regulator/tps6507x.h>
41 #include <linux/regulator/fixed.h>
42 #include <linux/spi/spi.h>
43 #include <linux/spi/flash.h>
45 #include <mach/common.h>
47 #include <mach/da8xx.h>
51 #include <asm/mach-types.h>
52 #include <asm/mach/arch.h>
53 #include <asm/system_info.h>
55 #include <media/i2c/tvp514x.h>
56 #include <media/i2c/adv7343.h>
58 #define DA850_EVM_PHY_ID "davinci_mdio-0:00"
59 #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8)
60 #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15)
62 #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6)
64 static struct mtd_partition da850evm_spiflash_part[] = {
69 .mask_flags = MTD_WRITEABLE,
73 .offset = MTDPART_OFS_APPEND,
75 .mask_flags = MTD_WRITEABLE,
79 .offset = MTDPART_OFS_APPEND,
81 .mask_flags = MTD_WRITEABLE,
85 .offset = MTDPART_OFS_APPEND,
86 .size = SZ_2M + SZ_512K,
91 .offset = MTDPART_OFS_APPEND,
96 .name = "MAC-Address",
97 .offset = SZ_8M - SZ_64K,
99 .mask_flags = MTD_WRITEABLE,
103 static struct flash_platform_data da850evm_spiflash_data = {
105 .parts = da850evm_spiflash_part,
106 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
110 static struct davinci_spi_config da850evm_spiflash_cfg = {
111 .io_type = SPI_IO_TYPE_DMA,
116 static struct spi_board_info da850evm_spi_info[] = {
118 .modalias = "m25p80",
119 .platform_data = &da850evm_spiflash_data,
120 .controller_data = &da850evm_spiflash_cfg,
122 .max_speed_hz = 30000000,
129 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
131 char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
134 if (!strcmp(mtd->name, "MAC-Address")) {
135 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
136 if (retlen == ETH_ALEN)
137 pr_info("Read MAC addr from SPI Flash: %pM\n",
142 static struct mtd_notifier da850evm_spi_notifier = {
143 .add = da850_evm_m25p80_notify_add,
146 static void da850_evm_setup_mac_addr(void)
148 register_mtd_user(&da850evm_spi_notifier);
151 static void da850_evm_setup_mac_addr(void) { }
154 static struct mtd_partition da850_evm_norflash_partition[] = {
156 .name = "bootloaders + env",
159 .mask_flags = MTD_WRITEABLE,
163 .offset = MTDPART_OFS_APPEND,
168 .name = "filesystem",
169 .offset = MTDPART_OFS_APPEND,
170 .size = MTDPART_SIZ_FULL,
175 static struct physmap_flash_data da850_evm_norflash_data = {
177 .parts = da850_evm_norflash_partition,
178 .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition),
181 static struct resource da850_evm_norflash_resource[] = {
183 .start = DA8XX_AEMIF_CS2_BASE,
184 .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
185 .flags = IORESOURCE_MEM,
189 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
190 * (128K blocks). It may be used instead of the (default) SPI flash
191 * to boot, using TI's tools to install the secondary boot loader
194 static struct mtd_partition da850_evm_nandflash_partition[] = {
196 .name = "u-boot env",
199 .mask_flags = MTD_WRITEABLE,
203 .offset = MTDPART_OFS_APPEND,
205 .mask_flags = MTD_WRITEABLE,
209 .offset = MTDPART_OFS_APPEND,
211 .mask_flags = MTD_WRITEABLE,
220 .name = "filesystem",
221 .offset = MTDPART_OFS_APPEND,
222 .size = MTDPART_SIZ_FULL,
227 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
237 static struct davinci_nand_pdata da850_evm_nandflash_data = {
239 .parts = da850_evm_nandflash_partition,
240 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
241 .ecc_mode = NAND_ECC_HW,
243 .bbt_options = NAND_BBT_USE_FLASH,
244 .timing = &da850_evm_nandflash_timing,
247 static struct resource da850_evm_nandflash_resource[] = {
249 .start = DA8XX_AEMIF_CS3_BASE,
250 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
251 .flags = IORESOURCE_MEM,
254 .start = DA8XX_AEMIF_CTL_BASE,
255 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
256 .flags = IORESOURCE_MEM,
260 static struct resource da850_evm_aemif_resource[] = {
262 .start = DA8XX_AEMIF_CTL_BASE,
263 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K,
264 .flags = IORESOURCE_MEM,
268 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
274 static struct platform_device da850_evm_aemif_devices[] = {
276 .name = "davinci_nand",
279 .platform_data = &da850_evm_nandflash_data,
281 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
282 .resource = da850_evm_nandflash_resource,
285 .name = "physmap-flash",
288 .platform_data = &da850_evm_norflash_data,
291 .resource = da850_evm_norflash_resource,
295 static struct aemif_platform_data da850_evm_aemif_pdata = {
297 .abus_data = da850_evm_aemif_abus_data,
298 .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
299 .sub_devices = da850_evm_aemif_devices,
300 .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
303 static struct platform_device da850_evm_aemif_device = {
307 .platform_data = &da850_evm_aemif_pdata,
309 .resource = da850_evm_aemif_resource,
310 .num_resources = ARRAY_SIZE(da850_evm_aemif_resource),
313 static const short da850_evm_nand_pins[] = {
314 DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
315 DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
316 DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
317 DA850_NEMA_WE, DA850_NEMA_OE,
321 static const short da850_evm_nor_pins[] = {
322 DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
323 DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
324 DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
325 DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
326 DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
327 DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
328 DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
329 DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
330 DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
331 DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
332 DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
333 DA850_EMA_A_22, DA850_EMA_A_23,
337 #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
339 static inline void da850_evm_setup_nor_nand(void)
344 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
346 pr_warn("%s: NAND mux setup failed: %d\n",
349 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
351 pr_warn("%s: NOR mux setup failed: %d\n",
354 ret = platform_device_register(&da850_evm_aemif_device);
356 pr_warn("%s: registering aemif failed: %d\n",
361 #ifdef CONFIG_DA850_UI_RMII
362 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
364 struct davinci_soc_info *soc_info = &davinci_soc_info;
366 soc_info->emac_pdata->rmii_en = 1;
367 gpio_set_value_cansleep(rmii_sel, 0);
370 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
374 #define DA850_KEYS_DEBOUNCE_MS 10
376 * At 200ms polling interval it is possible to miss an
377 * event by tapping very lightly on the push button but most
378 * pushes do result in an event; longer intervals require the
379 * user to hold the button whereas shorter intervals require
380 * more CPU time for polling.
382 #define DA850_GPIO_KEYS_POLL_MS 200
384 enum da850_evm_ui_exp_pins {
385 DA850_EVM_UI_EXP_SEL_C = 5,
386 DA850_EVM_UI_EXP_SEL_B,
387 DA850_EVM_UI_EXP_SEL_A,
388 DA850_EVM_UI_EXP_PB8,
389 DA850_EVM_UI_EXP_PB7,
390 DA850_EVM_UI_EXP_PB6,
391 DA850_EVM_UI_EXP_PB5,
392 DA850_EVM_UI_EXP_PB4,
393 DA850_EVM_UI_EXP_PB3,
394 DA850_EVM_UI_EXP_PB2,
395 DA850_EVM_UI_EXP_PB1,
398 static const char * const da850_evm_ui_exp[] = {
399 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
400 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
401 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
402 [DA850_EVM_UI_EXP_PB8] = "pb8",
403 [DA850_EVM_UI_EXP_PB7] = "pb7",
404 [DA850_EVM_UI_EXP_PB6] = "pb6",
405 [DA850_EVM_UI_EXP_PB5] = "pb5",
406 [DA850_EVM_UI_EXP_PB4] = "pb4",
407 [DA850_EVM_UI_EXP_PB3] = "pb3",
408 [DA850_EVM_UI_EXP_PB2] = "pb2",
409 [DA850_EVM_UI_EXP_PB1] = "pb1",
412 #define DA850_N_UI_PB 8
414 static struct gpio_keys_button da850_evm_ui_keys[] = {
415 [0 ... DA850_N_UI_PB - 1] = {
419 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
420 .code = -1, /* assigned at runtime */
421 .gpio = -1, /* assigned at runtime */
422 .desc = NULL, /* assigned at runtime */
426 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
427 .buttons = da850_evm_ui_keys,
428 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
429 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
432 static struct platform_device da850_evm_ui_keys_device = {
433 .name = "gpio-keys-polled",
436 .platform_data = &da850_evm_ui_keys_pdata
440 static void da850_evm_ui_keys_init(unsigned gpio)
443 struct gpio_keys_button *button;
445 for (i = 0; i < DA850_N_UI_PB; i++) {
446 button = &da850_evm_ui_keys[i];
447 button->code = KEY_F8 - i;
448 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
449 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
453 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
454 static inline void da850_evm_setup_video_port(int video_sel)
456 gpio_set_value_cansleep(video_sel, 0);
459 static inline void da850_evm_setup_video_port(int video_sel) { }
462 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
463 unsigned ngpio, void *c)
465 int sel_a, sel_b, sel_c, ret;
467 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
468 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
469 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
471 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
473 pr_warn("Cannot open UI expander pin %d\n", sel_a);
474 goto exp_setup_sela_fail;
477 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
479 pr_warn("Cannot open UI expander pin %d\n", sel_b);
480 goto exp_setup_selb_fail;
483 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
485 pr_warn("Cannot open UI expander pin %d\n", sel_c);
486 goto exp_setup_selc_fail;
489 /* deselect all functionalities */
490 gpio_direction_output(sel_a, 1);
491 gpio_direction_output(sel_b, 1);
492 gpio_direction_output(sel_c, 1);
494 da850_evm_ui_keys_init(gpio);
495 ret = platform_device_register(&da850_evm_ui_keys_device);
497 pr_warn("Could not register UI GPIO expander push-buttons");
498 goto exp_setup_keys_fail;
501 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
503 da850_evm_setup_nor_nand();
505 da850_evm_setup_emac_rmii(sel_a);
507 da850_evm_setup_video_port(sel_c);
521 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
522 unsigned gpio, unsigned ngpio, void *c)
524 platform_device_unregister(&da850_evm_ui_keys_device);
526 /* deselect all functionalities */
527 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
528 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
529 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
531 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
532 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
533 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
538 /* assign the baseboard expander's GPIOs after the UI board's */
539 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
540 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
542 enum da850_evm_bb_exp_pins {
543 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
544 DA850_EVM_BB_EXP_SW_RST,
545 DA850_EVM_BB_EXP_TP_23,
546 DA850_EVM_BB_EXP_TP_22,
547 DA850_EVM_BB_EXP_TP_21,
548 DA850_EVM_BB_EXP_USER_PB1,
549 DA850_EVM_BB_EXP_USER_LED2,
550 DA850_EVM_BB_EXP_USER_LED1,
551 DA850_EVM_BB_EXP_USER_SW1,
552 DA850_EVM_BB_EXP_USER_SW2,
553 DA850_EVM_BB_EXP_USER_SW3,
554 DA850_EVM_BB_EXP_USER_SW4,
555 DA850_EVM_BB_EXP_USER_SW5,
556 DA850_EVM_BB_EXP_USER_SW6,
557 DA850_EVM_BB_EXP_USER_SW7,
558 DA850_EVM_BB_EXP_USER_SW8
561 static const char * const da850_evm_bb_exp[] = {
562 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
563 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
564 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
565 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
566 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
567 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
568 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
569 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
570 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
571 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
572 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
573 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
574 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
575 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
576 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
577 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
580 #define DA850_N_BB_USER_SW 8
582 static struct gpio_keys_button da850_evm_bb_keys[] = {
587 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
589 .desc = NULL, /* assigned at runtime */
590 .gpio = -1, /* assigned at runtime */
592 [1 ... DA850_N_BB_USER_SW] = {
596 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
597 .code = -1, /* assigned at runtime */
598 .desc = NULL, /* assigned at runtime */
599 .gpio = -1, /* assigned at runtime */
603 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
604 .buttons = da850_evm_bb_keys,
605 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
606 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
609 static struct platform_device da850_evm_bb_keys_device = {
610 .name = "gpio-keys-polled",
613 .platform_data = &da850_evm_bb_keys_pdata
617 static void da850_evm_bb_keys_init(unsigned gpio)
620 struct gpio_keys_button *button;
622 button = &da850_evm_bb_keys[0];
623 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
624 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
626 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
627 button = &da850_evm_bb_keys[i + 1];
628 button->code = SW_LID + i;
629 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
630 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
634 #define DA850_N_BB_USER_LED 2
636 static struct gpio_led da850_evm_bb_leds[] = {
637 [0 ... DA850_N_BB_USER_LED - 1] = {
639 .gpio = -1, /* assigned at runtime */
640 .name = NULL, /* assigned at runtime */
644 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
645 .leds = da850_evm_bb_leds,
646 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
649 static struct platform_device da850_evm_bb_leds_device = {
653 .platform_data = &da850_evm_bb_leds_pdata
657 static void da850_evm_bb_leds_init(unsigned gpio)
660 struct gpio_led *led;
662 for (i = 0; i < DA850_N_BB_USER_LED; i++) {
663 led = &da850_evm_bb_leds[i];
665 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
667 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
671 static int da850_evm_bb_expander_setup(struct i2c_client *client,
672 unsigned gpio, unsigned ngpio,
678 * Register the switches and pushbutton on the baseboard as a gpio-keys
681 da850_evm_bb_keys_init(gpio);
682 ret = platform_device_register(&da850_evm_bb_keys_device);
684 pr_warn("Could not register baseboard GPIO expander keys");
685 goto io_exp_setup_sw_fail;
688 da850_evm_bb_leds_init(gpio);
689 ret = platform_device_register(&da850_evm_bb_leds_device);
691 pr_warn("Could not register baseboard GPIO expander LEDs");
692 goto io_exp_setup_leds_fail;
697 io_exp_setup_leds_fail:
698 platform_device_unregister(&da850_evm_bb_keys_device);
699 io_exp_setup_sw_fail:
703 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
704 unsigned gpio, unsigned ngpio, void *c)
706 platform_device_unregister(&da850_evm_bb_leds_device);
707 platform_device_unregister(&da850_evm_bb_keys_device);
712 static struct pca953x_platform_data da850_evm_ui_expander_info = {
713 .gpio_base = DAVINCI_N_GPIO,
714 .setup = da850_evm_ui_expander_setup,
715 .teardown = da850_evm_ui_expander_teardown,
716 .names = da850_evm_ui_exp,
719 static struct pca953x_platform_data da850_evm_bb_expander_info = {
720 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
721 .setup = da850_evm_bb_expander_setup,
722 .teardown = da850_evm_bb_expander_teardown,
723 .names = da850_evm_bb_exp,
726 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
728 I2C_BOARD_INFO("tlv320aic3x", 0x18),
731 I2C_BOARD_INFO("tca6416", 0x20),
732 .platform_data = &da850_evm_ui_expander_info,
735 I2C_BOARD_INFO("tca6416", 0x21),
736 .platform_data = &da850_evm_bb_expander_info,
740 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
741 .bus_freq = 100, /* kHz */
742 .bus_delay = 0, /* usec */
745 /* davinci da850 evm audio machine driver */
746 static u8 da850_iis_serializer_direction[] = {
747 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
748 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
749 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
750 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
753 static struct snd_platform_data da850_evm_snd_data = {
754 .tx_dma_offset = 0x2000,
755 .rx_dma_offset = 0x2000,
756 .op_mode = DAVINCI_MCASP_IIS_MODE,
757 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
759 .serial_dir = da850_iis_serializer_direction,
760 .asp_chan_q = EVENTQ_0,
761 .ram_chan_q = EVENTQ_1,
762 .version = MCASP_VERSION_2,
765 .sram_size_playback = SZ_8K,
766 .sram_size_capture = SZ_8K,
769 static const short da850_evm_mcasp_pins[] __initconst = {
770 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
771 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
772 DA850_AXR_11, DA850_AXR_12,
776 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
777 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
779 static struct gpiod_lookup_table mmc_gpios_table = {
780 .dev_id = "da830-mmc.0",
782 /* gpio chip 2 contains gpio range 64-95 */
783 GPIO_LOOKUP("davinci_gpio.0", DA850_MMCSD_CD_PIN, "cd",
785 GPIO_LOOKUP("davinci_gpio.0", DA850_MMCSD_WP_PIN, "wp",
790 static struct davinci_mmc_config da850_mmc_config = {
792 .max_freq = 50000000,
793 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
796 static const short da850_evm_mmcsd0_pins[] __initconst = {
797 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
798 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
799 DA850_GPIO4_0, DA850_GPIO4_1,
803 static void da850_panel_power_ctrl(int val)
806 gpio_set_value(DA850_LCD_BL_PIN, val);
809 gpio_set_value(DA850_LCD_PWR_PIN, val);
812 static int da850_lcd_hw_init(void)
816 status = gpio_request(DA850_LCD_BL_PIN, "lcd bl");
820 status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr");
822 gpio_free(DA850_LCD_BL_PIN);
826 gpio_direction_output(DA850_LCD_BL_PIN, 0);
827 gpio_direction_output(DA850_LCD_PWR_PIN, 0);
829 /* Switch off panel power and backlight */
830 da850_panel_power_ctrl(0);
832 /* Switch on panel power and backlight */
833 da850_panel_power_ctrl(1);
838 /* Fixed regulator support */
839 static struct regulator_consumer_supply fixed_supplies[] = {
840 /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
841 REGULATOR_SUPPLY("AVDD", "1-0018"),
842 REGULATOR_SUPPLY("DRVDD", "1-0018"),
844 /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
845 REGULATOR_SUPPLY("DVDD", "1-0018"),
847 /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
848 REGULATOR_SUPPLY("vcc", "1-0020"),
851 /* TPS65070 voltage regulator support */
854 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
856 .supply = "usb0_vdda33",
859 .supply = "usb1_vdda33",
864 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
866 .supply = "dvdd3318_a",
869 .supply = "dvdd3318_b",
872 .supply = "dvdd3318_c",
874 REGULATOR_SUPPLY("IOVDD", "1-0018"),
878 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
885 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
887 .supply = "sata_vddr",
890 .supply = "usb0_vdda18",
893 .supply = "usb1_vdda18",
896 .supply = "ddr_dvdd18",
901 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
903 .supply = "sata_vdd",
906 .supply = "pll0_vdda",
909 .supply = "pll1_vdda",
912 .supply = "usbs_cvdd",
915 .supply = "vddarnwa1",
919 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
920 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
921 .defdcdc_default = true,
924 static struct regulator_init_data tps65070_regulator_data[] = {
930 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
931 REGULATOR_CHANGE_STATUS),
934 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
935 .consumer_supplies = tps65070_dcdc1_consumers,
943 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
944 REGULATOR_CHANGE_STATUS),
948 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
949 .consumer_supplies = tps65070_dcdc2_consumers,
950 .driver_data = &tps6507x_platform_data,
958 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
959 REGULATOR_CHANGE_STATUS),
962 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
963 .consumer_supplies = tps65070_dcdc3_consumers,
964 .driver_data = &tps6507x_platform_data,
972 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
973 REGULATOR_CHANGE_STATUS),
976 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
977 .consumer_supplies = tps65070_ldo1_consumers,
985 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
986 REGULATOR_CHANGE_STATUS),
989 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
990 .consumer_supplies = tps65070_ldo2_consumers,
994 static struct touchscreen_init_data tps6507x_touchscreen_data = {
995 .poll_period = 30, /* ms between touch samples */
996 .min_pressure = 0x30, /* minimum pressure to trigger touch */
997 .vendor = 0, /* /sys/class/input/input?/id/vendor */
998 .product = 65070, /* /sys/class/input/input?/id/product */
999 .version = 0x100, /* /sys/class/input/input?/id/version */
1002 static struct tps6507x_board tps_board = {
1003 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1004 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1007 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1009 I2C_BOARD_INFO("tps6507x", 0x48),
1010 .platform_data = &tps_board,
1014 static int __init pmic_tps65070_init(void)
1016 return i2c_register_board_info(1, da850_evm_tps65070_info,
1017 ARRAY_SIZE(da850_evm_tps65070_info));
1020 static const short da850_evm_lcdc_pins[] = {
1021 DA850_GPIO2_8, DA850_GPIO2_15,
1025 static const short da850_evm_mii_pins[] = {
1026 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1027 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1028 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1029 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1034 static const short da850_evm_rmii_pins[] = {
1035 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1036 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1037 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1042 static int __init da850_evm_config_emac(void)
1044 void __iomem *cfg_chip3_base;
1047 struct davinci_soc_info *soc_info = &davinci_soc_info;
1050 if (!machine_is_davinci_da850_evm())
1053 rmii_en = soc_info->emac_pdata->rmii_en;
1055 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1057 val = __raw_readl(cfg_chip3_base);
1061 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1062 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1066 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1067 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1072 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1075 /* configure the CFGCHIP3 register for RMII or MII */
1076 __raw_writel(val, cfg_chip3_base);
1078 ret = davinci_cfg_reg(DA850_GPIO2_6);
1080 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1082 ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1084 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1088 /* Enable/Disable MII MDIO clock */
1089 gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1091 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1093 ret = da8xx_register_emac();
1095 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1099 device_initcall(da850_evm_config_emac);
1102 * The following EDMA channels/slots are not being used by drivers (for
1103 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1104 * they are being reserved for codecs on the DSP side.
1106 static const s16 da850_dma0_rsv_chans[][2] = {
1107 /* (offset, number) */
1114 static const s16 da850_dma0_rsv_slots[][2] = {
1115 /* (offset, number) */
1122 static const s16 da850_dma1_rsv_chans[][2] = {
1123 /* (offset, number) */
1129 static const s16 da850_dma1_rsv_slots[][2] = {
1130 /* (offset, number) */
1136 static struct edma_rsv_info da850_edma_cc0_rsv = {
1137 .rsv_chans = da850_dma0_rsv_chans,
1138 .rsv_slots = da850_dma0_rsv_slots,
1141 static struct edma_rsv_info da850_edma_cc1_rsv = {
1142 .rsv_chans = da850_dma1_rsv_chans,
1143 .rsv_slots = da850_dma1_rsv_slots,
1146 static struct edma_rsv_info *da850_edma_rsv[2] = {
1147 &da850_edma_cc0_rsv,
1148 &da850_edma_cc1_rsv,
1151 #ifdef CONFIG_CPU_FREQ
1152 static __init int da850_evm_init_cpufreq(void)
1154 switch (system_rev & 0xF) {
1156 da850_max_speed = 456000;
1159 da850_max_speed = 408000;
1162 da850_max_speed = 372000;
1166 return da850_register_cpufreq("pll0_sysclk3");
1169 static __init int da850_evm_init_cpufreq(void) { return 0; }
1172 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1174 #define TVP5147_CH0 "tvp514x-0"
1175 #define TVP5147_CH1 "tvp514x-1"
1177 /* VPIF capture configuration */
1178 static struct tvp514x_platform_data tvp5146_pdata = {
1184 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1186 static struct vpif_input da850_ch0_inputs[] = {
1190 .name = "Composite",
1191 .type = V4L2_INPUT_TYPE_CAMERA,
1192 .capabilities = V4L2_IN_CAP_STD,
1193 .std = TVP514X_STD_ALL,
1195 .input_route = INPUT_CVBS_VI2B,
1196 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1197 .subdev_name = TVP5147_CH0,
1201 static struct vpif_input da850_ch1_inputs[] = {
1206 .type = V4L2_INPUT_TYPE_CAMERA,
1207 .capabilities = V4L2_IN_CAP_STD,
1208 .std = TVP514X_STD_ALL,
1210 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1211 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1212 .subdev_name = TVP5147_CH1,
1216 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1218 .name = TVP5147_CH0,
1220 I2C_BOARD_INFO("tvp5146", 0x5d),
1221 .platform_data = &tvp5146_pdata,
1225 .name = TVP5147_CH1,
1227 I2C_BOARD_INFO("tvp5146", 0x5c),
1228 .platform_data = &tvp5146_pdata,
1233 static struct vpif_capture_config da850_vpif_capture_config = {
1234 .subdev_info = da850_vpif_capture_sdev_info,
1235 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1236 .i2c_adapter_id = 1,
1238 .inputs = da850_ch0_inputs,
1239 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1241 .if_type = VPIF_IF_BT656,
1248 .inputs = da850_ch1_inputs,
1249 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1251 .if_type = VPIF_IF_BT656,
1257 .card_name = "DA850/OMAP-L138 Video Capture",
1260 /* VPIF display configuration */
1262 static struct adv7343_platform_data adv7343_pdata = {
1267 .sd_dac_out = { 1 },
1271 static struct vpif_subdev_info da850_vpif_subdev[] = {
1275 I2C_BOARD_INFO("adv7343", 0x2a),
1276 .platform_data = &adv7343_pdata,
1281 static const struct vpif_output da850_ch0_outputs[] = {
1285 .name = "Composite",
1286 .type = V4L2_OUTPUT_TYPE_ANALOG,
1287 .capabilities = V4L2_OUT_CAP_STD,
1288 .std = V4L2_STD_ALL,
1290 .subdev_name = "adv7343",
1291 .output_route = ADV7343_COMPOSITE_ID,
1297 .type = V4L2_OUTPUT_TYPE_ANALOG,
1298 .capabilities = V4L2_OUT_CAP_STD,
1299 .std = V4L2_STD_ALL,
1301 .subdev_name = "adv7343",
1302 .output_route = ADV7343_SVIDEO_ID,
1306 static struct vpif_display_config da850_vpif_display_config = {
1307 .subdevinfo = da850_vpif_subdev,
1308 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1310 .outputs = da850_ch0_outputs,
1311 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1313 .card_name = "DA850/OMAP-L138 Video Display",
1314 .i2c_adapter_id = 1,
1317 static __init void da850_vpif_init(void)
1321 ret = da850_register_vpif();
1323 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1325 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1327 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1330 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1332 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1334 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1336 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1339 ret = da850_register_vpif_display(&da850_vpif_display_config);
1341 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1345 static __init void da850_vpif_init(void) {}
1348 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1350 static __init void da850_evm_init(void)
1354 da850_register_clocks();
1356 ret = da850_register_gpio();
1358 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1360 regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1362 ret = pmic_tps65070_init();
1364 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1366 ret = da850_register_edma(da850_edma_rsv);
1368 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1370 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1372 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1374 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1376 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1379 ret = da8xx_register_watchdog();
1381 pr_warn("%s: watchdog registration failed: %d\n",
1385 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1387 pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1390 gpiod_add_lookup_table(&mmc_gpios_table);
1392 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1394 pr_warn("%s: MMCSD0 registration failed: %d\n",
1398 davinci_serial_init(da8xx_serial_device);
1400 i2c_register_board_info(1, da850_evm_i2c_devices,
1401 ARRAY_SIZE(da850_evm_i2c_devices));
1404 * shut down uart 0 and 1; they are not used on the board and
1405 * accessing them causes endless "too much work in irq53" messages
1408 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1409 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1411 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1413 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1415 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1416 da8xx_register_mcasp(0, &da850_evm_snd_data);
1418 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1420 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1422 ret = da8xx_register_uio_pruss();
1424 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1427 /* Handle board specific muxing for LCD here */
1428 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1430 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1433 ret = da850_lcd_hw_init();
1435 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1437 sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1438 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1440 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1442 ret = da8xx_register_rtc();
1444 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1446 ret = da850_evm_init_cpufreq();
1448 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1450 ret = da8xx_register_cpuidle();
1452 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1457 ret = spi_register_board_info(da850evm_spi_info,
1458 ARRAY_SIZE(da850evm_spi_info));
1460 pr_warn("%s: spi info registration failed: %d\n", __func__,
1463 ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1465 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1467 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1469 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1471 da850_evm_setup_mac_addr();
1473 ret = da8xx_register_rproc();
1475 pr_warn("%s: dsp/rproc registration failed: %d\n",
1478 regulator_has_full_constraints();
1481 #ifdef CONFIG_SERIAL_8250_CONSOLE
1482 static int __init da850_evm_console_init(void)
1484 if (!machine_is_davinci_da850_evm())
1487 return add_preferred_console("ttyS", 2, "115200");
1489 console_initcall(da850_evm_console_init);
1492 static void __init da850_evm_map_io(void)
1497 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1498 .atag_offset = 0x100,
1499 .map_io = da850_evm_map_io,
1500 .init_irq = cp_intc_init,
1501 .init_time = da850_init_time,
1502 .init_machine = da850_evm_init,
1503 .init_late = davinci_init_late,
1504 .dma_zone_size = SZ_128M,
1505 .reserve = da8xx_rproc_reserve_cma,