1 // SPDX-License-Identifier: GPL-2.0-only
3 * TI DA850/OMAP-L138 EVM board
5 * Copyright (C) 2009 Texas Instruments Incorporated - https://www.ti.com/
7 * Derived from: arch/arm/mach-davinci/board-da830-evm.c
8 * Original Copyrights follow:
10 * 2007, 2009 (c) MontaVista Software, Inc.
12 #include <linux/console.h>
13 #include <linux/delay.h>
14 #include <linux/gpio.h>
15 #include <linux/gpio_keys.h>
16 #include <linux/gpio/machine.h>
17 #include <linux/init.h>
18 #include <linux/kernel.h>
19 #include <linux/leds.h>
20 #include <linux/i2c.h>
21 #include <linux/platform_data/pca953x.h>
22 #include <linux/input.h>
23 #include <linux/input/tps6507x-ts.h>
24 #include <linux/mfd/tps6507x.h>
25 #include <linux/mtd/mtd.h>
26 #include <linux/mtd/rawnand.h>
27 #include <linux/mtd/partitions.h>
28 #include <linux/nvmem-provider.h>
29 #include <linux/mtd/physmap.h>
30 #include <linux/platform_device.h>
31 #include <linux/platform_data/gpio-davinci.h>
32 #include <linux/platform_data/mtd-davinci.h>
33 #include <linux/platform_data/mtd-davinci-aemif.h>
34 #include <linux/platform_data/ti-aemif.h>
35 #include <linux/platform_data/spi-davinci.h>
36 #include <linux/platform_data/uio_pruss.h>
37 #include <linux/property.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>
50 #include <asm/mach-types.h>
51 #include <asm/mach/arch.h>
52 #include <asm/system_info.h>
54 #include <media/i2c/tvp514x.h>
55 #include <media/i2c/adv7343.h>
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)
61 #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6)
63 static struct mtd_partition da850evm_spiflash_part[] = {
68 .mask_flags = MTD_WRITEABLE,
72 .offset = MTDPART_OFS_APPEND,
74 .mask_flags = MTD_WRITEABLE,
78 .offset = MTDPART_OFS_APPEND,
80 .mask_flags = MTD_WRITEABLE,
84 .offset = MTDPART_OFS_APPEND,
85 .size = SZ_2M + SZ_512K,
90 .offset = MTDPART_OFS_APPEND,
95 .name = "MAC-Address",
96 .offset = SZ_8M - SZ_64K,
98 .mask_flags = MTD_WRITEABLE,
102 static struct nvmem_cell_info da850evm_nvmem_cells[] = {
110 static struct nvmem_cell_table da850evm_nvmem_cell_table = {
112 * The nvmem name differs from the partition name because of the
113 * internal works of the nvmem framework.
115 .nvmem_name = "MAC-Address0",
116 .cells = da850evm_nvmem_cells,
117 .ncells = ARRAY_SIZE(da850evm_nvmem_cells),
120 static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = {
121 .nvmem_name = "MAC-Address0",
122 .cell_name = "macaddr",
123 .dev_id = "davinci_emac.1",
124 .con_id = "mac-address",
127 static struct flash_platform_data da850evm_spiflash_data = {
129 .parts = da850evm_spiflash_part,
130 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
134 static struct davinci_spi_config da850evm_spiflash_cfg = {
135 .io_type = SPI_IO_TYPE_DMA,
140 static struct spi_board_info da850evm_spi_info[] = {
142 .modalias = "m25p80",
143 .platform_data = &da850evm_spiflash_data,
144 .controller_data = &da850evm_spiflash_cfg,
146 .max_speed_hz = 30000000,
152 static struct mtd_partition da850_evm_norflash_partition[] = {
154 .name = "bootloaders + env",
157 .mask_flags = MTD_WRITEABLE,
161 .offset = MTDPART_OFS_APPEND,
166 .name = "filesystem",
167 .offset = MTDPART_OFS_APPEND,
168 .size = MTDPART_SIZ_FULL,
173 static struct physmap_flash_data da850_evm_norflash_data = {
175 .parts = da850_evm_norflash_partition,
176 .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition),
179 static struct resource da850_evm_norflash_resource[] = {
181 .start = DA8XX_AEMIF_CS2_BASE,
182 .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
183 .flags = IORESOURCE_MEM,
187 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
188 * (128K blocks). It may be used instead of the (default) SPI flash
189 * to boot, using TI's tools to install the secondary boot loader
192 static struct mtd_partition da850_evm_nandflash_partition[] = {
194 .name = "u-boot env",
197 .mask_flags = MTD_WRITEABLE,
201 .offset = MTDPART_OFS_APPEND,
203 .mask_flags = MTD_WRITEABLE,
207 .offset = MTDPART_OFS_APPEND,
209 .mask_flags = MTD_WRITEABLE,
218 .name = "filesystem",
219 .offset = MTDPART_OFS_APPEND,
220 .size = MTDPART_SIZ_FULL,
225 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
235 static struct davinci_nand_pdata da850_evm_nandflash_data = {
237 .parts = da850_evm_nandflash_partition,
238 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
239 .engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST,
241 .bbt_options = NAND_BBT_USE_FLASH,
242 .timing = &da850_evm_nandflash_timing,
245 static struct resource da850_evm_nandflash_resource[] = {
247 .start = DA8XX_AEMIF_CS3_BASE,
248 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
249 .flags = IORESOURCE_MEM,
252 .start = DA8XX_AEMIF_CTL_BASE,
253 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
254 .flags = IORESOURCE_MEM,
258 static struct resource da850_evm_aemif_resource[] = {
260 .start = DA8XX_AEMIF_CTL_BASE,
261 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K,
262 .flags = IORESOURCE_MEM,
266 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
272 static struct platform_device da850_evm_aemif_devices[] = {
274 .name = "davinci_nand",
277 .platform_data = &da850_evm_nandflash_data,
279 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
280 .resource = da850_evm_nandflash_resource,
283 .name = "physmap-flash",
286 .platform_data = &da850_evm_norflash_data,
289 .resource = da850_evm_norflash_resource,
293 static struct aemif_platform_data da850_evm_aemif_pdata = {
295 .abus_data = da850_evm_aemif_abus_data,
296 .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
297 .sub_devices = da850_evm_aemif_devices,
298 .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
301 static struct platform_device da850_evm_aemif_device = {
305 .platform_data = &da850_evm_aemif_pdata,
307 .resource = da850_evm_aemif_resource,
308 .num_resources = ARRAY_SIZE(da850_evm_aemif_resource),
311 static const short da850_evm_nand_pins[] = {
312 DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
313 DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
314 DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
315 DA850_NEMA_WE, DA850_NEMA_OE,
319 static const short da850_evm_nor_pins[] = {
320 DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
321 DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
322 DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
323 DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
324 DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
325 DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
326 DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
327 DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
328 DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
329 DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
330 DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
331 DA850_EMA_A_22, DA850_EMA_A_23,
335 #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
337 static inline void da850_evm_setup_nor_nand(void)
342 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
344 pr_warn("%s: NAND mux setup failed: %d\n",
347 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
349 pr_warn("%s: NOR mux setup failed: %d\n",
352 ret = platform_device_register(&da850_evm_aemif_device);
354 pr_warn("%s: registering aemif failed: %d\n",
359 #ifdef CONFIG_DA850_UI_RMII
360 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
362 struct davinci_soc_info *soc_info = &davinci_soc_info;
364 soc_info->emac_pdata->rmii_en = 1;
365 gpio_set_value_cansleep(rmii_sel, 0);
368 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
372 #define DA850_KEYS_DEBOUNCE_MS 10
374 * At 200ms polling interval it is possible to miss an
375 * event by tapping very lightly on the push button but most
376 * pushes do result in an event; longer intervals require the
377 * user to hold the button whereas shorter intervals require
378 * more CPU time for polling.
380 #define DA850_GPIO_KEYS_POLL_MS 200
382 enum da850_evm_ui_exp_pins {
383 DA850_EVM_UI_EXP_SEL_C = 5,
384 DA850_EVM_UI_EXP_SEL_B,
385 DA850_EVM_UI_EXP_SEL_A,
386 DA850_EVM_UI_EXP_PB8,
387 DA850_EVM_UI_EXP_PB7,
388 DA850_EVM_UI_EXP_PB6,
389 DA850_EVM_UI_EXP_PB5,
390 DA850_EVM_UI_EXP_PB4,
391 DA850_EVM_UI_EXP_PB3,
392 DA850_EVM_UI_EXP_PB2,
393 DA850_EVM_UI_EXP_PB1,
396 static const char * const da850_evm_ui_exp[] = {
397 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
398 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
399 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
400 [DA850_EVM_UI_EXP_PB8] = "pb8",
401 [DA850_EVM_UI_EXP_PB7] = "pb7",
402 [DA850_EVM_UI_EXP_PB6] = "pb6",
403 [DA850_EVM_UI_EXP_PB5] = "pb5",
404 [DA850_EVM_UI_EXP_PB4] = "pb4",
405 [DA850_EVM_UI_EXP_PB3] = "pb3",
406 [DA850_EVM_UI_EXP_PB2] = "pb2",
407 [DA850_EVM_UI_EXP_PB1] = "pb1",
410 #define DA850_N_UI_PB 8
412 static struct gpio_keys_button da850_evm_ui_keys[] = {
413 [0 ... DA850_N_UI_PB - 1] = {
417 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
418 .code = -1, /* assigned at runtime */
419 .gpio = -1, /* assigned at runtime */
420 .desc = NULL, /* assigned at runtime */
424 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
425 .buttons = da850_evm_ui_keys,
426 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
427 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
430 static struct platform_device da850_evm_ui_keys_device = {
431 .name = "gpio-keys-polled",
434 .platform_data = &da850_evm_ui_keys_pdata
438 static void da850_evm_ui_keys_init(unsigned gpio)
441 struct gpio_keys_button *button;
443 for (i = 0; i < DA850_N_UI_PB; i++) {
444 button = &da850_evm_ui_keys[i];
445 button->code = KEY_F8 - i;
446 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
447 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
451 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
452 static inline void da850_evm_setup_video_port(int video_sel)
454 gpio_set_value_cansleep(video_sel, 0);
457 static inline void da850_evm_setup_video_port(int video_sel) { }
460 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
461 unsigned ngpio, void *c)
463 int sel_a, sel_b, sel_c, ret;
465 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
466 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
467 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
469 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
471 pr_warn("Cannot open UI expander pin %d\n", sel_a);
472 goto exp_setup_sela_fail;
475 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
477 pr_warn("Cannot open UI expander pin %d\n", sel_b);
478 goto exp_setup_selb_fail;
481 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
483 pr_warn("Cannot open UI expander pin %d\n", sel_c);
484 goto exp_setup_selc_fail;
487 /* deselect all functionalities */
488 gpio_direction_output(sel_a, 1);
489 gpio_direction_output(sel_b, 1);
490 gpio_direction_output(sel_c, 1);
492 da850_evm_ui_keys_init(gpio);
493 ret = platform_device_register(&da850_evm_ui_keys_device);
495 pr_warn("Could not register UI GPIO expander push-buttons");
496 goto exp_setup_keys_fail;
499 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
501 da850_evm_setup_nor_nand();
503 da850_evm_setup_emac_rmii(sel_a);
505 da850_evm_setup_video_port(sel_c);
519 static void da850_evm_ui_expander_teardown(struct i2c_client *client,
520 unsigned gpio, unsigned ngpio, void *c)
522 platform_device_unregister(&da850_evm_ui_keys_device);
524 /* deselect all functionalities */
525 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
526 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
527 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
529 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
530 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
531 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
534 /* assign the baseboard expander's GPIOs after the UI board's */
535 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
536 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
538 enum da850_evm_bb_exp_pins {
539 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
540 DA850_EVM_BB_EXP_SW_RST,
541 DA850_EVM_BB_EXP_TP_23,
542 DA850_EVM_BB_EXP_TP_22,
543 DA850_EVM_BB_EXP_TP_21,
544 DA850_EVM_BB_EXP_USER_PB1,
545 DA850_EVM_BB_EXP_USER_LED2,
546 DA850_EVM_BB_EXP_USER_LED1,
547 DA850_EVM_BB_EXP_USER_SW1,
548 DA850_EVM_BB_EXP_USER_SW2,
549 DA850_EVM_BB_EXP_USER_SW3,
550 DA850_EVM_BB_EXP_USER_SW4,
551 DA850_EVM_BB_EXP_USER_SW5,
552 DA850_EVM_BB_EXP_USER_SW6,
553 DA850_EVM_BB_EXP_USER_SW7,
554 DA850_EVM_BB_EXP_USER_SW8
557 static const char * const da850_evm_bb_exp[] = {
558 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
559 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
560 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
561 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
562 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
563 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
564 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
565 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
566 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
567 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
568 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
569 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
570 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
571 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
572 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
573 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
576 #define DA850_N_BB_USER_SW 8
578 static struct gpio_keys_button da850_evm_bb_keys[] = {
583 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
585 .desc = NULL, /* assigned at runtime */
586 .gpio = -1, /* assigned at runtime */
588 [1 ... DA850_N_BB_USER_SW] = {
592 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
593 .code = -1, /* assigned at runtime */
594 .desc = NULL, /* assigned at runtime */
595 .gpio = -1, /* assigned at runtime */
599 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
600 .buttons = da850_evm_bb_keys,
601 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
602 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
605 static struct platform_device da850_evm_bb_keys_device = {
606 .name = "gpio-keys-polled",
609 .platform_data = &da850_evm_bb_keys_pdata
613 static void da850_evm_bb_keys_init(unsigned gpio)
616 struct gpio_keys_button *button;
618 button = &da850_evm_bb_keys[0];
619 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
620 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
622 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
623 button = &da850_evm_bb_keys[i + 1];
624 button->code = SW_LID + i;
625 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
626 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
630 static struct gpio_led da850_evm_bb_leds[] = {
639 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
640 .leds = da850_evm_bb_leds,
641 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
644 static struct gpiod_lookup_table da850_evm_bb_leds_gpio_table = {
645 .dev_id = "leds-gpio",
647 GPIO_LOOKUP_IDX("i2c-bb-expander",
648 DA850_EVM_BB_EXP_USER_LED2, NULL,
650 GPIO_LOOKUP_IDX("i2c-bb-expander",
651 DA850_EVM_BB_EXP_USER_LED2 + 1, NULL,
658 static struct platform_device da850_evm_bb_leds_device = {
662 .platform_data = &da850_evm_bb_leds_pdata
666 static int da850_evm_bb_expander_setup(struct i2c_client *client,
667 unsigned gpio, unsigned ngpio,
673 * Register the switches and pushbutton on the baseboard as a gpio-keys
676 da850_evm_bb_keys_init(gpio);
677 ret = platform_device_register(&da850_evm_bb_keys_device);
679 pr_warn("Could not register baseboard GPIO expander keys");
680 goto io_exp_setup_sw_fail;
683 gpiod_add_lookup_table(&da850_evm_bb_leds_gpio_table);
684 ret = platform_device_register(&da850_evm_bb_leds_device);
686 pr_warn("Could not register baseboard GPIO expander LEDs");
687 goto io_exp_setup_leds_fail;
692 io_exp_setup_leds_fail:
693 platform_device_unregister(&da850_evm_bb_keys_device);
694 io_exp_setup_sw_fail:
698 static void da850_evm_bb_expander_teardown(struct i2c_client *client,
699 unsigned gpio, unsigned ngpio, void *c)
701 platform_device_unregister(&da850_evm_bb_leds_device);
702 platform_device_unregister(&da850_evm_bb_keys_device);
705 static struct pca953x_platform_data da850_evm_ui_expander_info = {
706 .gpio_base = DAVINCI_N_GPIO,
707 .setup = da850_evm_ui_expander_setup,
708 .teardown = da850_evm_ui_expander_teardown,
709 .names = da850_evm_ui_exp,
712 static struct pca953x_platform_data da850_evm_bb_expander_info = {
713 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
714 .setup = da850_evm_bb_expander_setup,
715 .teardown = da850_evm_bb_expander_teardown,
716 .names = da850_evm_bb_exp,
719 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
721 I2C_BOARD_INFO("tlv320aic3x", 0x18),
724 I2C_BOARD_INFO("tca6416", 0x20),
725 .dev_name = "ui-expander",
726 .platform_data = &da850_evm_ui_expander_info,
729 I2C_BOARD_INFO("tca6416", 0x21),
730 .dev_name = "bb-expander",
731 .platform_data = &da850_evm_bb_expander_info,
735 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
736 .bus_freq = 100, /* kHz */
737 .bus_delay = 0, /* usec */
740 /* davinci da850 evm audio machine driver */
741 static u8 da850_iis_serializer_direction[] = {
742 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
743 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
744 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
745 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
748 static struct snd_platform_data da850_evm_snd_data = {
749 .tx_dma_offset = 0x2000,
750 .rx_dma_offset = 0x2000,
751 .op_mode = DAVINCI_MCASP_IIS_MODE,
752 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
754 .serial_dir = da850_iis_serializer_direction,
755 .asp_chan_q = EVENTQ_0,
756 .ram_chan_q = EVENTQ_1,
757 .version = MCASP_VERSION_2,
760 .sram_size_playback = SZ_8K,
761 .sram_size_capture = SZ_8K,
764 static const short da850_evm_mcasp_pins[] __initconst = {
765 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
766 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
767 DA850_AXR_11, DA850_AXR_12,
771 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
772 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
774 static struct gpiod_lookup_table mmc_gpios_table = {
775 .dev_id = "da830-mmc.0",
777 /* gpio chip 2 contains gpio range 64-95 */
778 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_CD_PIN, "cd",
780 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_WP_PIN, "wp",
786 static struct davinci_mmc_config da850_mmc_config = {
788 .max_freq = 50000000,
789 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
792 static const short da850_evm_mmcsd0_pins[] __initconst = {
793 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
794 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
795 DA850_GPIO4_0, DA850_GPIO4_1,
799 static struct property_entry da850_lcd_backlight_props[] = {
800 PROPERTY_ENTRY_BOOL("default-on"),
804 static struct gpiod_lookup_table da850_lcd_backlight_gpio_table = {
805 .dev_id = "gpio-backlight",
807 GPIO_LOOKUP("davinci_gpio", DA850_LCD_BL_PIN, NULL, 0),
812 static const struct platform_device_info da850_lcd_backlight_info = {
813 .name = "gpio-backlight",
814 .id = PLATFORM_DEVID_NONE,
815 .properties = da850_lcd_backlight_props,
818 static struct regulator_consumer_supply da850_lcd_supplies[] = {
819 REGULATOR_SUPPLY("lcd", NULL),
822 static struct regulator_init_data da850_lcd_supply_data = {
823 .consumer_supplies = da850_lcd_supplies,
824 .num_consumer_supplies = ARRAY_SIZE(da850_lcd_supplies),
826 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
830 static struct fixed_voltage_config da850_lcd_supply = {
831 .supply_name = "lcd",
832 .microvolts = 33000000,
833 .init_data = &da850_lcd_supply_data,
836 static struct platform_device da850_lcd_supply_device = {
837 .name = "reg-fixed-voltage",
838 .id = 1, /* Dummy fixed regulator is 0 */
840 .platform_data = &da850_lcd_supply,
844 static struct gpiod_lookup_table da850_lcd_supply_gpio_table = {
845 .dev_id = "reg-fixed-voltage.1",
847 GPIO_LOOKUP("davinci_gpio", DA850_LCD_PWR_PIN, NULL, 0),
852 static struct gpiod_lookup_table *da850_lcd_gpio_lookups[] = {
853 &da850_lcd_backlight_gpio_table,
854 &da850_lcd_supply_gpio_table,
857 static int da850_lcd_hw_init(void)
859 struct platform_device *backlight;
862 gpiod_add_lookup_tables(da850_lcd_gpio_lookups,
863 ARRAY_SIZE(da850_lcd_gpio_lookups));
865 backlight = platform_device_register_full(&da850_lcd_backlight_info);
866 if (IS_ERR(backlight))
867 return PTR_ERR(backlight);
869 status = platform_device_register(&da850_lcd_supply_device);
876 /* Fixed regulator support */
877 static struct regulator_consumer_supply fixed_supplies[] = {
878 /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
879 REGULATOR_SUPPLY("AVDD", "1-0018"),
880 REGULATOR_SUPPLY("DRVDD", "1-0018"),
882 /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
883 REGULATOR_SUPPLY("DVDD", "1-0018"),
885 /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
886 REGULATOR_SUPPLY("vcc", "1-0020"),
889 /* TPS65070 voltage regulator support */
892 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
894 .supply = "usb0_vdda33",
897 .supply = "usb1_vdda33",
902 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
904 .supply = "dvdd3318_a",
907 .supply = "dvdd3318_b",
910 .supply = "dvdd3318_c",
912 REGULATOR_SUPPLY("IOVDD", "1-0018"),
916 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
923 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
925 .supply = "sata_vddr",
928 .supply = "usb0_vdda18",
931 .supply = "usb1_vdda18",
934 .supply = "ddr_dvdd18",
939 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
941 .supply = "sata_vdd",
944 .supply = "pll0_vdda",
947 .supply = "pll1_vdda",
950 .supply = "usbs_cvdd",
953 .supply = "vddarnwa1",
957 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
958 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
959 .defdcdc_default = true,
962 static struct regulator_init_data tps65070_regulator_data[] = {
968 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
969 REGULATOR_CHANGE_STATUS),
972 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
973 .consumer_supplies = tps65070_dcdc1_consumers,
981 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
982 REGULATOR_CHANGE_STATUS),
986 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
987 .consumer_supplies = tps65070_dcdc2_consumers,
988 .driver_data = &tps6507x_platform_data,
996 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
997 REGULATOR_CHANGE_STATUS),
1000 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
1001 .consumer_supplies = tps65070_dcdc3_consumers,
1002 .driver_data = &tps6507x_platform_data,
1010 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1011 REGULATOR_CHANGE_STATUS),
1014 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
1015 .consumer_supplies = tps65070_ldo1_consumers,
1023 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1024 REGULATOR_CHANGE_STATUS),
1027 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
1028 .consumer_supplies = tps65070_ldo2_consumers,
1032 static struct touchscreen_init_data tps6507x_touchscreen_data = {
1033 .poll_period = 30, /* ms between touch samples */
1034 .min_pressure = 0x30, /* minimum pressure to trigger touch */
1035 .vendor = 0, /* /sys/class/input/input?/id/vendor */
1036 .product = 65070, /* /sys/class/input/input?/id/product */
1037 .version = 0x100, /* /sys/class/input/input?/id/version */
1040 static struct tps6507x_board tps_board = {
1041 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1042 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1045 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1047 I2C_BOARD_INFO("tps6507x", 0x48),
1048 .platform_data = &tps_board,
1052 static int __init pmic_tps65070_init(void)
1054 return i2c_register_board_info(1, da850_evm_tps65070_info,
1055 ARRAY_SIZE(da850_evm_tps65070_info));
1058 static const short da850_evm_lcdc_pins[] = {
1059 DA850_GPIO2_8, DA850_GPIO2_15,
1063 static const short da850_evm_mii_pins[] = {
1064 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1065 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1066 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1067 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1072 static const short da850_evm_rmii_pins[] = {
1073 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1074 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1075 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1080 static struct gpiod_hog da850_evm_emac_gpio_hogs[] = {
1082 .chip_label = "davinci_gpio",
1083 .chip_hwnum = DA850_MII_MDIO_CLKEN_PIN,
1084 .line_name = "mdio_clk_en",
1086 /* dflags set in da850_evm_config_emac() */
1091 static int __init da850_evm_config_emac(void)
1093 void __iomem *cfg_chip3_base;
1096 struct davinci_soc_info *soc_info = &davinci_soc_info;
1099 if (!machine_is_davinci_da850_evm())
1102 rmii_en = soc_info->emac_pdata->rmii_en;
1104 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1106 val = __raw_readl(cfg_chip3_base);
1110 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1111 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1115 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1116 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1121 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1124 /* configure the CFGCHIP3 register for RMII or MII */
1125 __raw_writel(val, cfg_chip3_base);
1127 ret = davinci_cfg_reg(DA850_GPIO2_6);
1129 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1131 da850_evm_emac_gpio_hogs[0].dflags = rmii_en ? GPIOD_OUT_HIGH
1133 gpiod_add_hogs(da850_evm_emac_gpio_hogs);
1135 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1137 ret = da8xx_register_emac();
1139 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1143 device_initcall(da850_evm_config_emac);
1146 * The following EDMA channels/slots are not being used by drivers (for
1147 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1148 * they are being reserved for codecs on the DSP side.
1150 static const s16 da850_dma0_rsv_chans[][2] = {
1151 /* (offset, number) */
1158 static const s16 da850_dma0_rsv_slots[][2] = {
1159 /* (offset, number) */
1166 static const s16 da850_dma1_rsv_chans[][2] = {
1167 /* (offset, number) */
1173 static const s16 da850_dma1_rsv_slots[][2] = {
1174 /* (offset, number) */
1180 static struct edma_rsv_info da850_edma_cc0_rsv = {
1181 .rsv_chans = da850_dma0_rsv_chans,
1182 .rsv_slots = da850_dma0_rsv_slots,
1185 static struct edma_rsv_info da850_edma_cc1_rsv = {
1186 .rsv_chans = da850_dma1_rsv_chans,
1187 .rsv_slots = da850_dma1_rsv_slots,
1190 static struct edma_rsv_info *da850_edma_rsv[2] = {
1191 &da850_edma_cc0_rsv,
1192 &da850_edma_cc1_rsv,
1195 #ifdef CONFIG_CPU_FREQ
1196 static __init int da850_evm_init_cpufreq(void)
1198 switch (system_rev & 0xF) {
1200 da850_max_speed = 456000;
1203 da850_max_speed = 408000;
1206 da850_max_speed = 372000;
1210 return da850_register_cpufreq("pll0_sysclk3");
1213 static __init int da850_evm_init_cpufreq(void) { return 0; }
1216 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1218 #define TVP5147_CH0 "tvp514x-0"
1219 #define TVP5147_CH1 "tvp514x-1"
1221 /* VPIF capture configuration */
1222 static struct tvp514x_platform_data tvp5146_pdata = {
1228 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1230 static struct vpif_input da850_ch0_inputs[] = {
1234 .name = "Composite",
1235 .type = V4L2_INPUT_TYPE_CAMERA,
1236 .capabilities = V4L2_IN_CAP_STD,
1237 .std = TVP514X_STD_ALL,
1239 .input_route = INPUT_CVBS_VI2B,
1240 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1241 .subdev_name = TVP5147_CH0,
1245 static struct vpif_input da850_ch1_inputs[] = {
1250 .type = V4L2_INPUT_TYPE_CAMERA,
1251 .capabilities = V4L2_IN_CAP_STD,
1252 .std = TVP514X_STD_ALL,
1254 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1255 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1256 .subdev_name = TVP5147_CH1,
1260 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1262 .name = TVP5147_CH0,
1264 I2C_BOARD_INFO("tvp5146", 0x5d),
1265 .platform_data = &tvp5146_pdata,
1269 .name = TVP5147_CH1,
1271 I2C_BOARD_INFO("tvp5146", 0x5c),
1272 .platform_data = &tvp5146_pdata,
1277 static struct vpif_capture_config da850_vpif_capture_config = {
1278 .subdev_info = da850_vpif_capture_sdev_info,
1279 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1280 .i2c_adapter_id = 1,
1282 .inputs = da850_ch0_inputs,
1283 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1285 .if_type = VPIF_IF_BT656,
1292 .inputs = da850_ch1_inputs,
1293 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1295 .if_type = VPIF_IF_BT656,
1301 .card_name = "DA850/OMAP-L138 Video Capture",
1304 /* VPIF display configuration */
1306 static struct adv7343_platform_data adv7343_pdata = {
1311 .sd_dac_out = { 1 },
1315 static struct vpif_subdev_info da850_vpif_subdev[] = {
1319 I2C_BOARD_INFO("adv7343", 0x2a),
1320 .platform_data = &adv7343_pdata,
1325 static const struct vpif_output da850_ch0_outputs[] = {
1329 .name = "Composite",
1330 .type = V4L2_OUTPUT_TYPE_ANALOG,
1331 .capabilities = V4L2_OUT_CAP_STD,
1332 .std = V4L2_STD_ALL,
1334 .subdev_name = "adv7343",
1335 .output_route = ADV7343_COMPOSITE_ID,
1341 .type = V4L2_OUTPUT_TYPE_ANALOG,
1342 .capabilities = V4L2_OUT_CAP_STD,
1343 .std = V4L2_STD_ALL,
1345 .subdev_name = "adv7343",
1346 .output_route = ADV7343_SVIDEO_ID,
1350 static struct vpif_display_config da850_vpif_display_config = {
1351 .subdevinfo = da850_vpif_subdev,
1352 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1354 .outputs = da850_ch0_outputs,
1355 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1357 .card_name = "DA850/OMAP-L138 Video Display",
1358 .i2c_adapter_id = 1,
1361 static __init void da850_vpif_init(void)
1365 ret = da850_register_vpif();
1367 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1369 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1371 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1374 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1376 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1378 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1380 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1383 ret = da850_register_vpif_display(&da850_vpif_display_config);
1385 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1389 static __init void da850_vpif_init(void) {}
1392 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1394 static __init void da850_evm_init(void)
1398 da850_register_clocks();
1400 ret = da850_register_gpio();
1402 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1404 regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1406 ret = pmic_tps65070_init();
1408 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1410 ret = da850_register_edma(da850_edma_rsv);
1412 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1414 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1416 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1418 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1420 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1423 ret = da8xx_register_watchdog();
1425 pr_warn("%s: watchdog registration failed: %d\n",
1429 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1431 pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1434 gpiod_add_lookup_table(&mmc_gpios_table);
1436 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1438 pr_warn("%s: MMCSD0 registration failed: %d\n",
1442 davinci_serial_init(da8xx_serial_device);
1444 nvmem_add_cell_table(&da850evm_nvmem_cell_table);
1445 nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1);
1447 i2c_register_board_info(1, da850_evm_i2c_devices,
1448 ARRAY_SIZE(da850_evm_i2c_devices));
1451 * shut down uart 0 and 1; they are not used on the board and
1452 * accessing them causes endless "too much work in irq53" messages
1455 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1456 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1458 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1460 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1462 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1463 da8xx_register_mcasp(0, &da850_evm_snd_data);
1465 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1467 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1469 ret = da8xx_register_uio_pruss();
1471 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1474 /* Handle board specific muxing for LCD here */
1475 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1477 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1480 ret = da850_lcd_hw_init();
1482 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1484 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1486 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1488 ret = da8xx_register_rtc();
1490 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1492 ret = da850_evm_init_cpufreq();
1494 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1496 ret = da8xx_register_cpuidle();
1498 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1503 ret = spi_register_board_info(da850evm_spi_info,
1504 ARRAY_SIZE(da850evm_spi_info));
1506 pr_warn("%s: spi info registration failed: %d\n", __func__,
1509 ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1511 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1513 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1515 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1517 ret = da8xx_register_rproc();
1519 pr_warn("%s: dsp/rproc registration failed: %d\n",
1522 regulator_has_full_constraints();
1525 #ifdef CONFIG_SERIAL_8250_CONSOLE
1526 static int __init da850_evm_console_init(void)
1528 if (!machine_is_davinci_da850_evm())
1531 return add_preferred_console("ttyS", 2, "115200");
1533 console_initcall(da850_evm_console_init);
1536 static void __init da850_evm_map_io(void)
1541 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1542 .atag_offset = 0x100,
1543 .map_io = da850_evm_map_io,
1544 .init_irq = da850_init_irq,
1545 .init_time = da850_init_time,
1546 .init_machine = da850_evm_init,
1547 .init_late = davinci_init_late,
1548 .dma_zone_size = SZ_128M,
1549 .reserve = da8xx_rproc_reserve_cma,