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/pca953x.h>
24 #include <linux/input.h>
25 #include <linux/input/tps6507x-ts.h>
26 #include <linux/mfd/tps6507x.h>
27 #include <linux/mtd/mtd.h>
28 #include <linux/mtd/rawnand.h>
29 #include <linux/mtd/partitions.h>
30 #include <linux/nvmem-provider.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/property.h>
40 #include <linux/regulator/machine.h>
41 #include <linux/regulator/tps6507x.h>
42 #include <linux/regulator/fixed.h>
43 #include <linux/spi/spi.h>
44 #include <linux/spi/flash.h>
46 #include <mach/common.h>
47 #include <mach/da8xx.h>
53 #include <asm/mach-types.h>
54 #include <asm/mach/arch.h>
55 #include <asm/system_info.h>
57 #include <media/i2c/tvp514x.h>
58 #include <media/i2c/adv7343.h>
60 #define DA850_EVM_PHY_ID "davinci_mdio-0:00"
61 #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8)
62 #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15)
64 #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6)
66 static struct mtd_partition da850evm_spiflash_part[] = {
71 .mask_flags = MTD_WRITEABLE,
75 .offset = MTDPART_OFS_APPEND,
77 .mask_flags = MTD_WRITEABLE,
81 .offset = MTDPART_OFS_APPEND,
83 .mask_flags = MTD_WRITEABLE,
87 .offset = MTDPART_OFS_APPEND,
88 .size = SZ_2M + SZ_512K,
93 .offset = MTDPART_OFS_APPEND,
98 .name = "MAC-Address",
99 .offset = SZ_8M - SZ_64K,
101 .mask_flags = MTD_WRITEABLE,
105 static struct nvmem_cell_info da850evm_nvmem_cells[] = {
113 static struct nvmem_cell_table da850evm_nvmem_cell_table = {
115 * The nvmem name differs from the partition name because of the
116 * internal works of the nvmem framework.
118 .nvmem_name = "MAC-Address0",
119 .cells = da850evm_nvmem_cells,
120 .ncells = ARRAY_SIZE(da850evm_nvmem_cells),
123 static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = {
124 .nvmem_name = "MAC-Address0",
125 .cell_name = "macaddr",
126 .dev_id = "davinci_emac.1",
127 .con_id = "mac-address",
130 static struct flash_platform_data da850evm_spiflash_data = {
132 .parts = da850evm_spiflash_part,
133 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
137 static struct davinci_spi_config da850evm_spiflash_cfg = {
138 .io_type = SPI_IO_TYPE_DMA,
143 static struct spi_board_info da850evm_spi_info[] = {
145 .modalias = "m25p80",
146 .platform_data = &da850evm_spiflash_data,
147 .controller_data = &da850evm_spiflash_cfg,
149 .max_speed_hz = 30000000,
155 static struct mtd_partition da850_evm_norflash_partition[] = {
157 .name = "bootloaders + env",
160 .mask_flags = MTD_WRITEABLE,
164 .offset = MTDPART_OFS_APPEND,
169 .name = "filesystem",
170 .offset = MTDPART_OFS_APPEND,
171 .size = MTDPART_SIZ_FULL,
176 static struct physmap_flash_data da850_evm_norflash_data = {
178 .parts = da850_evm_norflash_partition,
179 .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition),
182 static struct resource da850_evm_norflash_resource[] = {
184 .start = DA8XX_AEMIF_CS2_BASE,
185 .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
186 .flags = IORESOURCE_MEM,
190 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
191 * (128K blocks). It may be used instead of the (default) SPI flash
192 * to boot, using TI's tools to install the secondary boot loader
195 static struct mtd_partition da850_evm_nandflash_partition[] = {
197 .name = "u-boot env",
200 .mask_flags = MTD_WRITEABLE,
204 .offset = MTDPART_OFS_APPEND,
206 .mask_flags = MTD_WRITEABLE,
210 .offset = MTDPART_OFS_APPEND,
212 .mask_flags = MTD_WRITEABLE,
221 .name = "filesystem",
222 .offset = MTDPART_OFS_APPEND,
223 .size = MTDPART_SIZ_FULL,
228 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
238 static struct davinci_nand_pdata da850_evm_nandflash_data = {
240 .parts = da850_evm_nandflash_partition,
241 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
242 .ecc_mode = NAND_ECC_HW,
244 .bbt_options = NAND_BBT_USE_FLASH,
245 .timing = &da850_evm_nandflash_timing,
248 static struct resource da850_evm_nandflash_resource[] = {
250 .start = DA8XX_AEMIF_CS3_BASE,
251 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
252 .flags = IORESOURCE_MEM,
255 .start = DA8XX_AEMIF_CTL_BASE,
256 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
257 .flags = IORESOURCE_MEM,
261 static struct resource da850_evm_aemif_resource[] = {
263 .start = DA8XX_AEMIF_CTL_BASE,
264 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K,
265 .flags = IORESOURCE_MEM,
269 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
275 static struct platform_device da850_evm_aemif_devices[] = {
277 .name = "davinci_nand",
280 .platform_data = &da850_evm_nandflash_data,
282 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
283 .resource = da850_evm_nandflash_resource,
286 .name = "physmap-flash",
289 .platform_data = &da850_evm_norflash_data,
292 .resource = da850_evm_norflash_resource,
296 static struct aemif_platform_data da850_evm_aemif_pdata = {
298 .abus_data = da850_evm_aemif_abus_data,
299 .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
300 .sub_devices = da850_evm_aemif_devices,
301 .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
304 static struct platform_device da850_evm_aemif_device = {
308 .platform_data = &da850_evm_aemif_pdata,
310 .resource = da850_evm_aemif_resource,
311 .num_resources = ARRAY_SIZE(da850_evm_aemif_resource),
314 static const short da850_evm_nand_pins[] = {
315 DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
316 DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
317 DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
318 DA850_NEMA_WE, DA850_NEMA_OE,
322 static const short da850_evm_nor_pins[] = {
323 DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
324 DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
325 DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
326 DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
327 DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
328 DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
329 DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
330 DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
331 DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
332 DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
333 DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
334 DA850_EMA_A_22, DA850_EMA_A_23,
338 #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
340 static inline void da850_evm_setup_nor_nand(void)
345 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
347 pr_warn("%s: NAND mux setup failed: %d\n",
350 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
352 pr_warn("%s: NOR mux setup failed: %d\n",
355 ret = platform_device_register(&da850_evm_aemif_device);
357 pr_warn("%s: registering aemif failed: %d\n",
362 #ifdef CONFIG_DA850_UI_RMII
363 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
365 struct davinci_soc_info *soc_info = &davinci_soc_info;
367 soc_info->emac_pdata->rmii_en = 1;
368 gpio_set_value_cansleep(rmii_sel, 0);
371 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
375 #define DA850_KEYS_DEBOUNCE_MS 10
377 * At 200ms polling interval it is possible to miss an
378 * event by tapping very lightly on the push button but most
379 * pushes do result in an event; longer intervals require the
380 * user to hold the button whereas shorter intervals require
381 * more CPU time for polling.
383 #define DA850_GPIO_KEYS_POLL_MS 200
385 enum da850_evm_ui_exp_pins {
386 DA850_EVM_UI_EXP_SEL_C = 5,
387 DA850_EVM_UI_EXP_SEL_B,
388 DA850_EVM_UI_EXP_SEL_A,
389 DA850_EVM_UI_EXP_PB8,
390 DA850_EVM_UI_EXP_PB7,
391 DA850_EVM_UI_EXP_PB6,
392 DA850_EVM_UI_EXP_PB5,
393 DA850_EVM_UI_EXP_PB4,
394 DA850_EVM_UI_EXP_PB3,
395 DA850_EVM_UI_EXP_PB2,
396 DA850_EVM_UI_EXP_PB1,
399 static const char * const da850_evm_ui_exp[] = {
400 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
401 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
402 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
403 [DA850_EVM_UI_EXP_PB8] = "pb8",
404 [DA850_EVM_UI_EXP_PB7] = "pb7",
405 [DA850_EVM_UI_EXP_PB6] = "pb6",
406 [DA850_EVM_UI_EXP_PB5] = "pb5",
407 [DA850_EVM_UI_EXP_PB4] = "pb4",
408 [DA850_EVM_UI_EXP_PB3] = "pb3",
409 [DA850_EVM_UI_EXP_PB2] = "pb2",
410 [DA850_EVM_UI_EXP_PB1] = "pb1",
413 #define DA850_N_UI_PB 8
415 static struct gpio_keys_button da850_evm_ui_keys[] = {
416 [0 ... DA850_N_UI_PB - 1] = {
420 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
421 .code = -1, /* assigned at runtime */
422 .gpio = -1, /* assigned at runtime */
423 .desc = NULL, /* assigned at runtime */
427 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
428 .buttons = da850_evm_ui_keys,
429 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
430 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
433 static struct platform_device da850_evm_ui_keys_device = {
434 .name = "gpio-keys-polled",
437 .platform_data = &da850_evm_ui_keys_pdata
441 static void da850_evm_ui_keys_init(unsigned gpio)
444 struct gpio_keys_button *button;
446 for (i = 0; i < DA850_N_UI_PB; i++) {
447 button = &da850_evm_ui_keys[i];
448 button->code = KEY_F8 - i;
449 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
450 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
454 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
455 static inline void da850_evm_setup_video_port(int video_sel)
457 gpio_set_value_cansleep(video_sel, 0);
460 static inline void da850_evm_setup_video_port(int video_sel) { }
463 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
464 unsigned ngpio, void *c)
466 int sel_a, sel_b, sel_c, ret;
468 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
469 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
470 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
472 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
474 pr_warn("Cannot open UI expander pin %d\n", sel_a);
475 goto exp_setup_sela_fail;
478 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
480 pr_warn("Cannot open UI expander pin %d\n", sel_b);
481 goto exp_setup_selb_fail;
484 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
486 pr_warn("Cannot open UI expander pin %d\n", sel_c);
487 goto exp_setup_selc_fail;
490 /* deselect all functionalities */
491 gpio_direction_output(sel_a, 1);
492 gpio_direction_output(sel_b, 1);
493 gpio_direction_output(sel_c, 1);
495 da850_evm_ui_keys_init(gpio);
496 ret = platform_device_register(&da850_evm_ui_keys_device);
498 pr_warn("Could not register UI GPIO expander push-buttons");
499 goto exp_setup_keys_fail;
502 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
504 da850_evm_setup_nor_nand();
506 da850_evm_setup_emac_rmii(sel_a);
508 da850_evm_setup_video_port(sel_c);
522 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
523 unsigned gpio, unsigned ngpio, void *c)
525 platform_device_unregister(&da850_evm_ui_keys_device);
527 /* deselect all functionalities */
528 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
529 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
530 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
532 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
533 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
534 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
539 /* assign the baseboard expander's GPIOs after the UI board's */
540 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
541 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
543 enum da850_evm_bb_exp_pins {
544 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
545 DA850_EVM_BB_EXP_SW_RST,
546 DA850_EVM_BB_EXP_TP_23,
547 DA850_EVM_BB_EXP_TP_22,
548 DA850_EVM_BB_EXP_TP_21,
549 DA850_EVM_BB_EXP_USER_PB1,
550 DA850_EVM_BB_EXP_USER_LED2,
551 DA850_EVM_BB_EXP_USER_LED1,
552 DA850_EVM_BB_EXP_USER_SW1,
553 DA850_EVM_BB_EXP_USER_SW2,
554 DA850_EVM_BB_EXP_USER_SW3,
555 DA850_EVM_BB_EXP_USER_SW4,
556 DA850_EVM_BB_EXP_USER_SW5,
557 DA850_EVM_BB_EXP_USER_SW6,
558 DA850_EVM_BB_EXP_USER_SW7,
559 DA850_EVM_BB_EXP_USER_SW8
562 static const char * const da850_evm_bb_exp[] = {
563 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
564 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
565 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
566 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
567 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
568 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
569 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
570 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
571 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
572 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
573 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
574 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
575 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
576 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
577 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
578 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
581 #define DA850_N_BB_USER_SW 8
583 static struct gpio_keys_button da850_evm_bb_keys[] = {
588 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
590 .desc = NULL, /* assigned at runtime */
591 .gpio = -1, /* assigned at runtime */
593 [1 ... DA850_N_BB_USER_SW] = {
597 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
598 .code = -1, /* assigned at runtime */
599 .desc = NULL, /* assigned at runtime */
600 .gpio = -1, /* assigned at runtime */
604 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
605 .buttons = da850_evm_bb_keys,
606 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
607 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
610 static struct platform_device da850_evm_bb_keys_device = {
611 .name = "gpio-keys-polled",
614 .platform_data = &da850_evm_bb_keys_pdata
618 static void da850_evm_bb_keys_init(unsigned gpio)
621 struct gpio_keys_button *button;
623 button = &da850_evm_bb_keys[0];
624 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
625 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
627 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
628 button = &da850_evm_bb_keys[i + 1];
629 button->code = SW_LID + i;
630 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
631 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
635 static struct gpio_led da850_evm_bb_leds[] = {
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 gpiod_lookup_table da850_evm_bb_leds_gpio_table = {
650 .dev_id = "leds-gpio",
652 GPIO_LOOKUP_IDX("i2c-bb-expander",
653 DA850_EVM_BB_EXP_USER_LED2, NULL,
655 GPIO_LOOKUP_IDX("i2c-bb-expander",
656 DA850_EVM_BB_EXP_USER_LED2 + 1, NULL,
663 static struct platform_device da850_evm_bb_leds_device = {
667 .platform_data = &da850_evm_bb_leds_pdata
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 gpiod_add_lookup_table(&da850_evm_bb_leds_gpio_table);
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 .dev_name = "ui-expander",
733 .platform_data = &da850_evm_ui_expander_info,
736 I2C_BOARD_INFO("tca6416", 0x21),
737 .dev_name = "bb-expander",
738 .platform_data = &da850_evm_bb_expander_info,
742 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
743 .bus_freq = 100, /* kHz */
744 .bus_delay = 0, /* usec */
747 /* davinci da850 evm audio machine driver */
748 static u8 da850_iis_serializer_direction[] = {
749 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
750 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
751 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
752 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
755 static struct snd_platform_data da850_evm_snd_data = {
756 .tx_dma_offset = 0x2000,
757 .rx_dma_offset = 0x2000,
758 .op_mode = DAVINCI_MCASP_IIS_MODE,
759 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
761 .serial_dir = da850_iis_serializer_direction,
762 .asp_chan_q = EVENTQ_0,
763 .ram_chan_q = EVENTQ_1,
764 .version = MCASP_VERSION_2,
767 .sram_size_playback = SZ_8K,
768 .sram_size_capture = SZ_8K,
771 static const short da850_evm_mcasp_pins[] __initconst = {
772 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
773 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
774 DA850_AXR_11, DA850_AXR_12,
778 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
779 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
781 static struct gpiod_lookup_table mmc_gpios_table = {
782 .dev_id = "da830-mmc.0",
784 /* gpio chip 2 contains gpio range 64-95 */
785 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_CD_PIN, "cd",
787 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_WP_PIN, "wp",
793 static struct davinci_mmc_config da850_mmc_config = {
795 .max_freq = 50000000,
796 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
799 static const short da850_evm_mmcsd0_pins[] __initconst = {
800 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
801 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
802 DA850_GPIO4_0, DA850_GPIO4_1,
806 static struct property_entry da850_lcd_backlight_props[] = {
807 PROPERTY_ENTRY_BOOL("default-on"),
811 static struct gpiod_lookup_table da850_lcd_backlight_gpio_table = {
812 .dev_id = "gpio-backlight",
814 GPIO_LOOKUP("davinci_gpio", DA850_LCD_BL_PIN, NULL, 0),
819 static const struct platform_device_info da850_lcd_backlight_info = {
820 .name = "gpio-backlight",
821 .id = PLATFORM_DEVID_NONE,
822 .properties = da850_lcd_backlight_props,
825 static struct regulator_consumer_supply da850_lcd_supplies[] = {
826 REGULATOR_SUPPLY("lcd", NULL),
829 static struct regulator_init_data da850_lcd_supply_data = {
830 .consumer_supplies = da850_lcd_supplies,
831 .num_consumer_supplies = ARRAY_SIZE(da850_lcd_supplies),
833 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
837 static struct fixed_voltage_config da850_lcd_supply = {
838 .supply_name = "lcd",
839 .microvolts = 33000000,
840 .init_data = &da850_lcd_supply_data,
843 static struct platform_device da850_lcd_supply_device = {
844 .name = "reg-fixed-voltage",
845 .id = 1, /* Dummy fixed regulator is 0 */
847 .platform_data = &da850_lcd_supply,
851 static struct gpiod_lookup_table da850_lcd_supply_gpio_table = {
852 .dev_id = "reg-fixed-voltage.1",
854 GPIO_LOOKUP("davinci_gpio", DA850_LCD_PWR_PIN, NULL, 0),
859 static struct gpiod_lookup_table *da850_lcd_gpio_lookups[] = {
860 &da850_lcd_backlight_gpio_table,
861 &da850_lcd_supply_gpio_table,
864 static int da850_lcd_hw_init(void)
866 struct platform_device *backlight;
869 gpiod_add_lookup_tables(da850_lcd_gpio_lookups,
870 ARRAY_SIZE(da850_lcd_gpio_lookups));
872 backlight = platform_device_register_full(&da850_lcd_backlight_info);
873 if (IS_ERR(backlight))
874 return PTR_ERR(backlight);
876 status = platform_device_register(&da850_lcd_supply_device);
883 /* Fixed regulator support */
884 static struct regulator_consumer_supply fixed_supplies[] = {
885 /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
886 REGULATOR_SUPPLY("AVDD", "1-0018"),
887 REGULATOR_SUPPLY("DRVDD", "1-0018"),
889 /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
890 REGULATOR_SUPPLY("DVDD", "1-0018"),
892 /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
893 REGULATOR_SUPPLY("vcc", "1-0020"),
896 /* TPS65070 voltage regulator support */
899 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
901 .supply = "usb0_vdda33",
904 .supply = "usb1_vdda33",
909 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
911 .supply = "dvdd3318_a",
914 .supply = "dvdd3318_b",
917 .supply = "dvdd3318_c",
919 REGULATOR_SUPPLY("IOVDD", "1-0018"),
923 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
930 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
932 .supply = "sata_vddr",
935 .supply = "usb0_vdda18",
938 .supply = "usb1_vdda18",
941 .supply = "ddr_dvdd18",
946 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
948 .supply = "sata_vdd",
951 .supply = "pll0_vdda",
954 .supply = "pll1_vdda",
957 .supply = "usbs_cvdd",
960 .supply = "vddarnwa1",
964 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
965 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
966 .defdcdc_default = true,
969 static struct regulator_init_data tps65070_regulator_data[] = {
975 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
976 REGULATOR_CHANGE_STATUS),
979 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
980 .consumer_supplies = tps65070_dcdc1_consumers,
988 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
989 REGULATOR_CHANGE_STATUS),
993 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
994 .consumer_supplies = tps65070_dcdc2_consumers,
995 .driver_data = &tps6507x_platform_data,
1003 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1004 REGULATOR_CHANGE_STATUS),
1007 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
1008 .consumer_supplies = tps65070_dcdc3_consumers,
1009 .driver_data = &tps6507x_platform_data,
1017 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1018 REGULATOR_CHANGE_STATUS),
1021 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
1022 .consumer_supplies = tps65070_ldo1_consumers,
1030 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1031 REGULATOR_CHANGE_STATUS),
1034 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
1035 .consumer_supplies = tps65070_ldo2_consumers,
1039 static struct touchscreen_init_data tps6507x_touchscreen_data = {
1040 .poll_period = 30, /* ms between touch samples */
1041 .min_pressure = 0x30, /* minimum pressure to trigger touch */
1042 .vendor = 0, /* /sys/class/input/input?/id/vendor */
1043 .product = 65070, /* /sys/class/input/input?/id/product */
1044 .version = 0x100, /* /sys/class/input/input?/id/version */
1047 static struct tps6507x_board tps_board = {
1048 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1049 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1052 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1054 I2C_BOARD_INFO("tps6507x", 0x48),
1055 .platform_data = &tps_board,
1059 static int __init pmic_tps65070_init(void)
1061 return i2c_register_board_info(1, da850_evm_tps65070_info,
1062 ARRAY_SIZE(da850_evm_tps65070_info));
1065 static const short da850_evm_lcdc_pins[] = {
1066 DA850_GPIO2_8, DA850_GPIO2_15,
1070 static const short da850_evm_mii_pins[] = {
1071 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1072 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1073 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1074 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1079 static const short da850_evm_rmii_pins[] = {
1080 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1081 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1082 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1087 static struct gpiod_hog da850_evm_emac_gpio_hogs[] = {
1089 .chip_label = "davinci_gpio",
1090 .chip_hwnum = DA850_MII_MDIO_CLKEN_PIN,
1091 .line_name = "mdio_clk_en",
1093 /* dflags set in da850_evm_config_emac() */
1098 static int __init da850_evm_config_emac(void)
1100 void __iomem *cfg_chip3_base;
1103 struct davinci_soc_info *soc_info = &davinci_soc_info;
1106 if (!machine_is_davinci_da850_evm())
1109 rmii_en = soc_info->emac_pdata->rmii_en;
1111 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1113 val = __raw_readl(cfg_chip3_base);
1117 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1118 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1122 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1123 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1128 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1131 /* configure the CFGCHIP3 register for RMII or MII */
1132 __raw_writel(val, cfg_chip3_base);
1134 ret = davinci_cfg_reg(DA850_GPIO2_6);
1136 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1138 da850_evm_emac_gpio_hogs[0].dflags = rmii_en ? GPIOD_OUT_HIGH
1140 gpiod_add_hogs(da850_evm_emac_gpio_hogs);
1142 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1144 ret = da8xx_register_emac();
1146 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1150 device_initcall(da850_evm_config_emac);
1153 * The following EDMA channels/slots are not being used by drivers (for
1154 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1155 * they are being reserved for codecs on the DSP side.
1157 static const s16 da850_dma0_rsv_chans[][2] = {
1158 /* (offset, number) */
1165 static const s16 da850_dma0_rsv_slots[][2] = {
1166 /* (offset, number) */
1173 static const s16 da850_dma1_rsv_chans[][2] = {
1174 /* (offset, number) */
1180 static const s16 da850_dma1_rsv_slots[][2] = {
1181 /* (offset, number) */
1187 static struct edma_rsv_info da850_edma_cc0_rsv = {
1188 .rsv_chans = da850_dma0_rsv_chans,
1189 .rsv_slots = da850_dma0_rsv_slots,
1192 static struct edma_rsv_info da850_edma_cc1_rsv = {
1193 .rsv_chans = da850_dma1_rsv_chans,
1194 .rsv_slots = da850_dma1_rsv_slots,
1197 static struct edma_rsv_info *da850_edma_rsv[2] = {
1198 &da850_edma_cc0_rsv,
1199 &da850_edma_cc1_rsv,
1202 #ifdef CONFIG_CPU_FREQ
1203 static __init int da850_evm_init_cpufreq(void)
1205 switch (system_rev & 0xF) {
1207 da850_max_speed = 456000;
1210 da850_max_speed = 408000;
1213 da850_max_speed = 372000;
1217 return da850_register_cpufreq("pll0_sysclk3");
1220 static __init int da850_evm_init_cpufreq(void) { return 0; }
1223 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1225 #define TVP5147_CH0 "tvp514x-0"
1226 #define TVP5147_CH1 "tvp514x-1"
1228 /* VPIF capture configuration */
1229 static struct tvp514x_platform_data tvp5146_pdata = {
1235 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1237 static struct vpif_input da850_ch0_inputs[] = {
1241 .name = "Composite",
1242 .type = V4L2_INPUT_TYPE_CAMERA,
1243 .capabilities = V4L2_IN_CAP_STD,
1244 .std = TVP514X_STD_ALL,
1246 .input_route = INPUT_CVBS_VI2B,
1247 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1248 .subdev_name = TVP5147_CH0,
1252 static struct vpif_input da850_ch1_inputs[] = {
1257 .type = V4L2_INPUT_TYPE_CAMERA,
1258 .capabilities = V4L2_IN_CAP_STD,
1259 .std = TVP514X_STD_ALL,
1261 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1262 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1263 .subdev_name = TVP5147_CH1,
1267 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1269 .name = TVP5147_CH0,
1271 I2C_BOARD_INFO("tvp5146", 0x5d),
1272 .platform_data = &tvp5146_pdata,
1276 .name = TVP5147_CH1,
1278 I2C_BOARD_INFO("tvp5146", 0x5c),
1279 .platform_data = &tvp5146_pdata,
1284 static struct vpif_capture_config da850_vpif_capture_config = {
1285 .subdev_info = da850_vpif_capture_sdev_info,
1286 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1287 .i2c_adapter_id = 1,
1289 .inputs = da850_ch0_inputs,
1290 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1292 .if_type = VPIF_IF_BT656,
1299 .inputs = da850_ch1_inputs,
1300 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1302 .if_type = VPIF_IF_BT656,
1308 .card_name = "DA850/OMAP-L138 Video Capture",
1311 /* VPIF display configuration */
1313 static struct adv7343_platform_data adv7343_pdata = {
1318 .sd_dac_out = { 1 },
1322 static struct vpif_subdev_info da850_vpif_subdev[] = {
1326 I2C_BOARD_INFO("adv7343", 0x2a),
1327 .platform_data = &adv7343_pdata,
1332 static const struct vpif_output da850_ch0_outputs[] = {
1336 .name = "Composite",
1337 .type = V4L2_OUTPUT_TYPE_ANALOG,
1338 .capabilities = V4L2_OUT_CAP_STD,
1339 .std = V4L2_STD_ALL,
1341 .subdev_name = "adv7343",
1342 .output_route = ADV7343_COMPOSITE_ID,
1348 .type = V4L2_OUTPUT_TYPE_ANALOG,
1349 .capabilities = V4L2_OUT_CAP_STD,
1350 .std = V4L2_STD_ALL,
1352 .subdev_name = "adv7343",
1353 .output_route = ADV7343_SVIDEO_ID,
1357 static struct vpif_display_config da850_vpif_display_config = {
1358 .subdevinfo = da850_vpif_subdev,
1359 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1361 .outputs = da850_ch0_outputs,
1362 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1364 .card_name = "DA850/OMAP-L138 Video Display",
1365 .i2c_adapter_id = 1,
1368 static __init void da850_vpif_init(void)
1372 ret = da850_register_vpif();
1374 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1376 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1378 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1381 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1383 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1385 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1387 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1390 ret = da850_register_vpif_display(&da850_vpif_display_config);
1392 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1396 static __init void da850_vpif_init(void) {}
1399 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1401 static __init void da850_evm_init(void)
1405 da850_register_clocks();
1407 ret = da850_register_gpio();
1409 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1411 regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1413 ret = pmic_tps65070_init();
1415 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1417 ret = da850_register_edma(da850_edma_rsv);
1419 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1421 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1423 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1425 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1427 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1430 ret = da8xx_register_watchdog();
1432 pr_warn("%s: watchdog registration failed: %d\n",
1436 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1438 pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1441 gpiod_add_lookup_table(&mmc_gpios_table);
1443 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1445 pr_warn("%s: MMCSD0 registration failed: %d\n",
1449 davinci_serial_init(da8xx_serial_device);
1451 nvmem_add_cell_table(&da850evm_nvmem_cell_table);
1452 nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1);
1454 i2c_register_board_info(1, da850_evm_i2c_devices,
1455 ARRAY_SIZE(da850_evm_i2c_devices));
1458 * shut down uart 0 and 1; they are not used on the board and
1459 * accessing them causes endless "too much work in irq53" messages
1462 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1463 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1465 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1467 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1469 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1470 da8xx_register_mcasp(0, &da850_evm_snd_data);
1472 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1474 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1476 ret = da8xx_register_uio_pruss();
1478 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1481 /* Handle board specific muxing for LCD here */
1482 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1484 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1487 ret = da850_lcd_hw_init();
1489 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1491 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1493 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1495 ret = da8xx_register_rtc();
1497 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1499 ret = da850_evm_init_cpufreq();
1501 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1503 ret = da8xx_register_cpuidle();
1505 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1510 ret = spi_register_board_info(da850evm_spi_info,
1511 ARRAY_SIZE(da850evm_spi_info));
1513 pr_warn("%s: spi info registration failed: %d\n", __func__,
1516 ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1518 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1520 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1522 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1524 ret = da8xx_register_rproc();
1526 pr_warn("%s: dsp/rproc registration failed: %d\n",
1529 regulator_has_full_constraints();
1532 #ifdef CONFIG_SERIAL_8250_CONSOLE
1533 static int __init da850_evm_console_init(void)
1535 if (!machine_is_davinci_da850_evm())
1538 return add_preferred_console("ttyS", 2, "115200");
1540 console_initcall(da850_evm_console_init);
1543 static void __init da850_evm_map_io(void)
1548 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1549 .atag_offset = 0x100,
1550 .map_io = da850_evm_map_io,
1551 .init_irq = da850_init_irq,
1552 .init_time = da850_init_time,
1553 .init_machine = da850_evm_init,
1554 .init_late = davinci_init_late,
1555 .dma_zone_size = SZ_128M,
1556 .reserve = da8xx_rproc_reserve_cma,