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/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 nvmem_cell_info da850evm_nvmem_cells[] = {
111 static struct nvmem_cell_table da850evm_nvmem_cell_table = {
113 * The nvmem name differs from the partition name because of the
114 * internal works of the nvmem framework.
116 .nvmem_name = "MAC-Address0",
117 .cells = da850evm_nvmem_cells,
118 .ncells = ARRAY_SIZE(da850evm_nvmem_cells),
121 static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = {
122 .nvmem_name = "MAC-Address0",
123 .cell_name = "macaddr",
124 .dev_id = "davinci_emac.1",
125 .con_id = "mac-address",
128 static struct flash_platform_data da850evm_spiflash_data = {
130 .parts = da850evm_spiflash_part,
131 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
135 static struct davinci_spi_config da850evm_spiflash_cfg = {
136 .io_type = SPI_IO_TYPE_DMA,
141 static struct spi_board_info da850evm_spi_info[] = {
143 .modalias = "m25p80",
144 .platform_data = &da850evm_spiflash_data,
145 .controller_data = &da850evm_spiflash_cfg,
147 .max_speed_hz = 30000000,
154 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
156 char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
159 if (!strcmp(mtd->name, "MAC-Address")) {
160 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
161 if (retlen == ETH_ALEN)
162 pr_info("Read MAC addr from SPI Flash: %pM\n",
167 static struct mtd_notifier da850evm_spi_notifier = {
168 .add = da850_evm_m25p80_notify_add,
171 static void da850_evm_setup_mac_addr(void)
173 register_mtd_user(&da850evm_spi_notifier);
176 static void da850_evm_setup_mac_addr(void) { }
179 static struct mtd_partition da850_evm_norflash_partition[] = {
181 .name = "bootloaders + env",
184 .mask_flags = MTD_WRITEABLE,
188 .offset = MTDPART_OFS_APPEND,
193 .name = "filesystem",
194 .offset = MTDPART_OFS_APPEND,
195 .size = MTDPART_SIZ_FULL,
200 static struct physmap_flash_data da850_evm_norflash_data = {
202 .parts = da850_evm_norflash_partition,
203 .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition),
206 static struct resource da850_evm_norflash_resource[] = {
208 .start = DA8XX_AEMIF_CS2_BASE,
209 .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
210 .flags = IORESOURCE_MEM,
214 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
215 * (128K blocks). It may be used instead of the (default) SPI flash
216 * to boot, using TI's tools to install the secondary boot loader
219 static struct mtd_partition da850_evm_nandflash_partition[] = {
221 .name = "u-boot env",
224 .mask_flags = MTD_WRITEABLE,
228 .offset = MTDPART_OFS_APPEND,
230 .mask_flags = MTD_WRITEABLE,
234 .offset = MTDPART_OFS_APPEND,
236 .mask_flags = MTD_WRITEABLE,
245 .name = "filesystem",
246 .offset = MTDPART_OFS_APPEND,
247 .size = MTDPART_SIZ_FULL,
252 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
262 static struct davinci_nand_pdata da850_evm_nandflash_data = {
264 .parts = da850_evm_nandflash_partition,
265 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
266 .ecc_mode = NAND_ECC_HW,
268 .bbt_options = NAND_BBT_USE_FLASH,
269 .timing = &da850_evm_nandflash_timing,
272 static struct resource da850_evm_nandflash_resource[] = {
274 .start = DA8XX_AEMIF_CS3_BASE,
275 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
276 .flags = IORESOURCE_MEM,
279 .start = DA8XX_AEMIF_CTL_BASE,
280 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
281 .flags = IORESOURCE_MEM,
285 static struct resource da850_evm_aemif_resource[] = {
287 .start = DA8XX_AEMIF_CTL_BASE,
288 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K,
289 .flags = IORESOURCE_MEM,
293 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
299 static struct platform_device da850_evm_aemif_devices[] = {
301 .name = "davinci_nand",
304 .platform_data = &da850_evm_nandflash_data,
306 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
307 .resource = da850_evm_nandflash_resource,
310 .name = "physmap-flash",
313 .platform_data = &da850_evm_norflash_data,
316 .resource = da850_evm_norflash_resource,
320 static struct aemif_platform_data da850_evm_aemif_pdata = {
322 .abus_data = da850_evm_aemif_abus_data,
323 .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
324 .sub_devices = da850_evm_aemif_devices,
325 .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
328 static struct platform_device da850_evm_aemif_device = {
332 .platform_data = &da850_evm_aemif_pdata,
334 .resource = da850_evm_aemif_resource,
335 .num_resources = ARRAY_SIZE(da850_evm_aemif_resource),
338 static const short da850_evm_nand_pins[] = {
339 DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
340 DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
341 DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
342 DA850_NEMA_WE, DA850_NEMA_OE,
346 static const short da850_evm_nor_pins[] = {
347 DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
348 DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
349 DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
350 DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
351 DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
352 DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
353 DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
354 DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
355 DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
356 DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
357 DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
358 DA850_EMA_A_22, DA850_EMA_A_23,
362 #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
364 static inline void da850_evm_setup_nor_nand(void)
369 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
371 pr_warn("%s: NAND mux setup failed: %d\n",
374 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
376 pr_warn("%s: NOR mux setup failed: %d\n",
379 ret = platform_device_register(&da850_evm_aemif_device);
381 pr_warn("%s: registering aemif failed: %d\n",
386 #ifdef CONFIG_DA850_UI_RMII
387 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
389 struct davinci_soc_info *soc_info = &davinci_soc_info;
391 soc_info->emac_pdata->rmii_en = 1;
392 gpio_set_value_cansleep(rmii_sel, 0);
395 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
399 #define DA850_KEYS_DEBOUNCE_MS 10
401 * At 200ms polling interval it is possible to miss an
402 * event by tapping very lightly on the push button but most
403 * pushes do result in an event; longer intervals require the
404 * user to hold the button whereas shorter intervals require
405 * more CPU time for polling.
407 #define DA850_GPIO_KEYS_POLL_MS 200
409 enum da850_evm_ui_exp_pins {
410 DA850_EVM_UI_EXP_SEL_C = 5,
411 DA850_EVM_UI_EXP_SEL_B,
412 DA850_EVM_UI_EXP_SEL_A,
413 DA850_EVM_UI_EXP_PB8,
414 DA850_EVM_UI_EXP_PB7,
415 DA850_EVM_UI_EXP_PB6,
416 DA850_EVM_UI_EXP_PB5,
417 DA850_EVM_UI_EXP_PB4,
418 DA850_EVM_UI_EXP_PB3,
419 DA850_EVM_UI_EXP_PB2,
420 DA850_EVM_UI_EXP_PB1,
423 static const char * const da850_evm_ui_exp[] = {
424 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
425 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
426 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
427 [DA850_EVM_UI_EXP_PB8] = "pb8",
428 [DA850_EVM_UI_EXP_PB7] = "pb7",
429 [DA850_EVM_UI_EXP_PB6] = "pb6",
430 [DA850_EVM_UI_EXP_PB5] = "pb5",
431 [DA850_EVM_UI_EXP_PB4] = "pb4",
432 [DA850_EVM_UI_EXP_PB3] = "pb3",
433 [DA850_EVM_UI_EXP_PB2] = "pb2",
434 [DA850_EVM_UI_EXP_PB1] = "pb1",
437 #define DA850_N_UI_PB 8
439 static struct gpio_keys_button da850_evm_ui_keys[] = {
440 [0 ... DA850_N_UI_PB - 1] = {
444 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
445 .code = -1, /* assigned at runtime */
446 .gpio = -1, /* assigned at runtime */
447 .desc = NULL, /* assigned at runtime */
451 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
452 .buttons = da850_evm_ui_keys,
453 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
454 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
457 static struct platform_device da850_evm_ui_keys_device = {
458 .name = "gpio-keys-polled",
461 .platform_data = &da850_evm_ui_keys_pdata
465 static void da850_evm_ui_keys_init(unsigned gpio)
468 struct gpio_keys_button *button;
470 for (i = 0; i < DA850_N_UI_PB; i++) {
471 button = &da850_evm_ui_keys[i];
472 button->code = KEY_F8 - i;
473 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
474 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
478 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
479 static inline void da850_evm_setup_video_port(int video_sel)
481 gpio_set_value_cansleep(video_sel, 0);
484 static inline void da850_evm_setup_video_port(int video_sel) { }
487 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
488 unsigned ngpio, void *c)
490 int sel_a, sel_b, sel_c, ret;
492 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
493 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
494 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
496 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
498 pr_warn("Cannot open UI expander pin %d\n", sel_a);
499 goto exp_setup_sela_fail;
502 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
504 pr_warn("Cannot open UI expander pin %d\n", sel_b);
505 goto exp_setup_selb_fail;
508 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
510 pr_warn("Cannot open UI expander pin %d\n", sel_c);
511 goto exp_setup_selc_fail;
514 /* deselect all functionalities */
515 gpio_direction_output(sel_a, 1);
516 gpio_direction_output(sel_b, 1);
517 gpio_direction_output(sel_c, 1);
519 da850_evm_ui_keys_init(gpio);
520 ret = platform_device_register(&da850_evm_ui_keys_device);
522 pr_warn("Could not register UI GPIO expander push-buttons");
523 goto exp_setup_keys_fail;
526 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
528 da850_evm_setup_nor_nand();
530 da850_evm_setup_emac_rmii(sel_a);
532 da850_evm_setup_video_port(sel_c);
546 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
547 unsigned gpio, unsigned ngpio, void *c)
549 platform_device_unregister(&da850_evm_ui_keys_device);
551 /* deselect all functionalities */
552 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
553 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
554 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
556 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
557 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
558 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
563 /* assign the baseboard expander's GPIOs after the UI board's */
564 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
565 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
567 enum da850_evm_bb_exp_pins {
568 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
569 DA850_EVM_BB_EXP_SW_RST,
570 DA850_EVM_BB_EXP_TP_23,
571 DA850_EVM_BB_EXP_TP_22,
572 DA850_EVM_BB_EXP_TP_21,
573 DA850_EVM_BB_EXP_USER_PB1,
574 DA850_EVM_BB_EXP_USER_LED2,
575 DA850_EVM_BB_EXP_USER_LED1,
576 DA850_EVM_BB_EXP_USER_SW1,
577 DA850_EVM_BB_EXP_USER_SW2,
578 DA850_EVM_BB_EXP_USER_SW3,
579 DA850_EVM_BB_EXP_USER_SW4,
580 DA850_EVM_BB_EXP_USER_SW5,
581 DA850_EVM_BB_EXP_USER_SW6,
582 DA850_EVM_BB_EXP_USER_SW7,
583 DA850_EVM_BB_EXP_USER_SW8
586 static const char * const da850_evm_bb_exp[] = {
587 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
588 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
589 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
590 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
591 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
592 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
593 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
594 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
595 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
596 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
597 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
598 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
599 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
600 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
601 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
602 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
605 #define DA850_N_BB_USER_SW 8
607 static struct gpio_keys_button da850_evm_bb_keys[] = {
612 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
614 .desc = NULL, /* assigned at runtime */
615 .gpio = -1, /* assigned at runtime */
617 [1 ... DA850_N_BB_USER_SW] = {
621 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
622 .code = -1, /* assigned at runtime */
623 .desc = NULL, /* assigned at runtime */
624 .gpio = -1, /* assigned at runtime */
628 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
629 .buttons = da850_evm_bb_keys,
630 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
631 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
634 static struct platform_device da850_evm_bb_keys_device = {
635 .name = "gpio-keys-polled",
638 .platform_data = &da850_evm_bb_keys_pdata
642 static void da850_evm_bb_keys_init(unsigned gpio)
645 struct gpio_keys_button *button;
647 button = &da850_evm_bb_keys[0];
648 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
649 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
651 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
652 button = &da850_evm_bb_keys[i + 1];
653 button->code = SW_LID + i;
654 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
655 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
659 #define DA850_N_BB_USER_LED 2
661 static struct gpio_led da850_evm_bb_leds[] = {
662 [0 ... DA850_N_BB_USER_LED - 1] = {
664 .gpio = -1, /* assigned at runtime */
665 .name = NULL, /* assigned at runtime */
669 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
670 .leds = da850_evm_bb_leds,
671 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
674 static struct platform_device da850_evm_bb_leds_device = {
678 .platform_data = &da850_evm_bb_leds_pdata
682 static void da850_evm_bb_leds_init(unsigned gpio)
685 struct gpio_led *led;
687 for (i = 0; i < DA850_N_BB_USER_LED; i++) {
688 led = &da850_evm_bb_leds[i];
690 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
692 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
696 static int da850_evm_bb_expander_setup(struct i2c_client *client,
697 unsigned gpio, unsigned ngpio,
703 * Register the switches and pushbutton on the baseboard as a gpio-keys
706 da850_evm_bb_keys_init(gpio);
707 ret = platform_device_register(&da850_evm_bb_keys_device);
709 pr_warn("Could not register baseboard GPIO expander keys");
710 goto io_exp_setup_sw_fail;
713 da850_evm_bb_leds_init(gpio);
714 ret = platform_device_register(&da850_evm_bb_leds_device);
716 pr_warn("Could not register baseboard GPIO expander LEDs");
717 goto io_exp_setup_leds_fail;
722 io_exp_setup_leds_fail:
723 platform_device_unregister(&da850_evm_bb_keys_device);
724 io_exp_setup_sw_fail:
728 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
729 unsigned gpio, unsigned ngpio, void *c)
731 platform_device_unregister(&da850_evm_bb_leds_device);
732 platform_device_unregister(&da850_evm_bb_keys_device);
737 static struct pca953x_platform_data da850_evm_ui_expander_info = {
738 .gpio_base = DAVINCI_N_GPIO,
739 .setup = da850_evm_ui_expander_setup,
740 .teardown = da850_evm_ui_expander_teardown,
741 .names = da850_evm_ui_exp,
744 static struct pca953x_platform_data da850_evm_bb_expander_info = {
745 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
746 .setup = da850_evm_bb_expander_setup,
747 .teardown = da850_evm_bb_expander_teardown,
748 .names = da850_evm_bb_exp,
751 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
753 I2C_BOARD_INFO("tlv320aic3x", 0x18),
756 I2C_BOARD_INFO("tca6416", 0x20),
757 .platform_data = &da850_evm_ui_expander_info,
760 I2C_BOARD_INFO("tca6416", 0x21),
761 .platform_data = &da850_evm_bb_expander_info,
765 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
766 .bus_freq = 100, /* kHz */
767 .bus_delay = 0, /* usec */
770 /* davinci da850 evm audio machine driver */
771 static u8 da850_iis_serializer_direction[] = {
772 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
773 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
774 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
775 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
778 static struct snd_platform_data da850_evm_snd_data = {
779 .tx_dma_offset = 0x2000,
780 .rx_dma_offset = 0x2000,
781 .op_mode = DAVINCI_MCASP_IIS_MODE,
782 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
784 .serial_dir = da850_iis_serializer_direction,
785 .asp_chan_q = EVENTQ_0,
786 .ram_chan_q = EVENTQ_1,
787 .version = MCASP_VERSION_2,
790 .sram_size_playback = SZ_8K,
791 .sram_size_capture = SZ_8K,
794 static const short da850_evm_mcasp_pins[] __initconst = {
795 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
796 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
797 DA850_AXR_11, DA850_AXR_12,
801 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
802 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
804 static struct gpiod_lookup_table mmc_gpios_table = {
805 .dev_id = "da830-mmc.0",
807 /* gpio chip 2 contains gpio range 64-95 */
808 GPIO_LOOKUP("davinci_gpio.0", DA850_MMCSD_CD_PIN, "cd",
810 GPIO_LOOKUP("davinci_gpio.0", DA850_MMCSD_WP_PIN, "wp",
815 static struct davinci_mmc_config da850_mmc_config = {
817 .max_freq = 50000000,
818 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
821 static const short da850_evm_mmcsd0_pins[] __initconst = {
822 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
823 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
824 DA850_GPIO4_0, DA850_GPIO4_1,
828 static void da850_panel_power_ctrl(int val)
831 gpio_set_value(DA850_LCD_BL_PIN, val);
834 gpio_set_value(DA850_LCD_PWR_PIN, val);
837 static int da850_lcd_hw_init(void)
841 status = gpio_request(DA850_LCD_BL_PIN, "lcd bl");
845 status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr");
847 gpio_free(DA850_LCD_BL_PIN);
851 gpio_direction_output(DA850_LCD_BL_PIN, 0);
852 gpio_direction_output(DA850_LCD_PWR_PIN, 0);
854 /* Switch off panel power and backlight */
855 da850_panel_power_ctrl(0);
857 /* Switch on panel power and backlight */
858 da850_panel_power_ctrl(1);
863 /* Fixed regulator support */
864 static struct regulator_consumer_supply fixed_supplies[] = {
865 /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
866 REGULATOR_SUPPLY("AVDD", "1-0018"),
867 REGULATOR_SUPPLY("DRVDD", "1-0018"),
869 /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
870 REGULATOR_SUPPLY("DVDD", "1-0018"),
872 /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
873 REGULATOR_SUPPLY("vcc", "1-0020"),
876 /* TPS65070 voltage regulator support */
879 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
881 .supply = "usb0_vdda33",
884 .supply = "usb1_vdda33",
889 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
891 .supply = "dvdd3318_a",
894 .supply = "dvdd3318_b",
897 .supply = "dvdd3318_c",
899 REGULATOR_SUPPLY("IOVDD", "1-0018"),
903 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
910 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
912 .supply = "sata_vddr",
915 .supply = "usb0_vdda18",
918 .supply = "usb1_vdda18",
921 .supply = "ddr_dvdd18",
926 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
928 .supply = "sata_vdd",
931 .supply = "pll0_vdda",
934 .supply = "pll1_vdda",
937 .supply = "usbs_cvdd",
940 .supply = "vddarnwa1",
944 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
945 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
946 .defdcdc_default = true,
949 static struct regulator_init_data tps65070_regulator_data[] = {
955 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
956 REGULATOR_CHANGE_STATUS),
959 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
960 .consumer_supplies = tps65070_dcdc1_consumers,
968 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
969 REGULATOR_CHANGE_STATUS),
973 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
974 .consumer_supplies = tps65070_dcdc2_consumers,
975 .driver_data = &tps6507x_platform_data,
983 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
984 REGULATOR_CHANGE_STATUS),
987 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
988 .consumer_supplies = tps65070_dcdc3_consumers,
989 .driver_data = &tps6507x_platform_data,
997 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
998 REGULATOR_CHANGE_STATUS),
1001 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
1002 .consumer_supplies = tps65070_ldo1_consumers,
1010 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
1011 REGULATOR_CHANGE_STATUS),
1014 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
1015 .consumer_supplies = tps65070_ldo2_consumers,
1019 static struct touchscreen_init_data tps6507x_touchscreen_data = {
1020 .poll_period = 30, /* ms between touch samples */
1021 .min_pressure = 0x30, /* minimum pressure to trigger touch */
1022 .vendor = 0, /* /sys/class/input/input?/id/vendor */
1023 .product = 65070, /* /sys/class/input/input?/id/product */
1024 .version = 0x100, /* /sys/class/input/input?/id/version */
1027 static struct tps6507x_board tps_board = {
1028 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1029 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1032 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1034 I2C_BOARD_INFO("tps6507x", 0x48),
1035 .platform_data = &tps_board,
1039 static int __init pmic_tps65070_init(void)
1041 return i2c_register_board_info(1, da850_evm_tps65070_info,
1042 ARRAY_SIZE(da850_evm_tps65070_info));
1045 static const short da850_evm_lcdc_pins[] = {
1046 DA850_GPIO2_8, DA850_GPIO2_15,
1050 static const short da850_evm_mii_pins[] = {
1051 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1052 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1053 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1054 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1059 static const short da850_evm_rmii_pins[] = {
1060 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1061 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1062 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1067 static int __init da850_evm_config_emac(void)
1069 void __iomem *cfg_chip3_base;
1072 struct davinci_soc_info *soc_info = &davinci_soc_info;
1073 u8 rmii_en = soc_info->emac_pdata->rmii_en;
1075 if (!machine_is_davinci_da850_evm())
1078 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1080 val = __raw_readl(cfg_chip3_base);
1084 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1085 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1089 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1090 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1095 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1098 /* configure the CFGCHIP3 register for RMII or MII */
1099 __raw_writel(val, cfg_chip3_base);
1101 ret = davinci_cfg_reg(DA850_GPIO2_6);
1103 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1105 ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1107 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1111 /* Enable/Disable MII MDIO clock */
1112 gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1114 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1116 ret = da8xx_register_emac();
1118 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1122 device_initcall(da850_evm_config_emac);
1125 * The following EDMA channels/slots are not being used by drivers (for
1126 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1127 * they are being reserved for codecs on the DSP side.
1129 static const s16 da850_dma0_rsv_chans[][2] = {
1130 /* (offset, number) */
1137 static const s16 da850_dma0_rsv_slots[][2] = {
1138 /* (offset, number) */
1145 static const s16 da850_dma1_rsv_chans[][2] = {
1146 /* (offset, number) */
1152 static const s16 da850_dma1_rsv_slots[][2] = {
1153 /* (offset, number) */
1159 static struct edma_rsv_info da850_edma_cc0_rsv = {
1160 .rsv_chans = da850_dma0_rsv_chans,
1161 .rsv_slots = da850_dma0_rsv_slots,
1164 static struct edma_rsv_info da850_edma_cc1_rsv = {
1165 .rsv_chans = da850_dma1_rsv_chans,
1166 .rsv_slots = da850_dma1_rsv_slots,
1169 static struct edma_rsv_info *da850_edma_rsv[2] = {
1170 &da850_edma_cc0_rsv,
1171 &da850_edma_cc1_rsv,
1174 #ifdef CONFIG_CPU_FREQ
1175 static __init int da850_evm_init_cpufreq(void)
1177 switch (system_rev & 0xF) {
1179 da850_max_speed = 456000;
1182 da850_max_speed = 408000;
1185 da850_max_speed = 372000;
1189 return da850_register_cpufreq("pll0_sysclk3");
1192 static __init int da850_evm_init_cpufreq(void) { return 0; }
1195 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1197 #define TVP5147_CH0 "tvp514x-0"
1198 #define TVP5147_CH1 "tvp514x-1"
1200 /* VPIF capture configuration */
1201 static struct tvp514x_platform_data tvp5146_pdata = {
1207 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1209 static struct vpif_input da850_ch0_inputs[] = {
1213 .name = "Composite",
1214 .type = V4L2_INPUT_TYPE_CAMERA,
1215 .capabilities = V4L2_IN_CAP_STD,
1216 .std = TVP514X_STD_ALL,
1218 .input_route = INPUT_CVBS_VI2B,
1219 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1220 .subdev_name = TVP5147_CH0,
1224 static struct vpif_input da850_ch1_inputs[] = {
1229 .type = V4L2_INPUT_TYPE_CAMERA,
1230 .capabilities = V4L2_IN_CAP_STD,
1231 .std = TVP514X_STD_ALL,
1233 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1234 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1235 .subdev_name = TVP5147_CH1,
1239 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1241 .name = TVP5147_CH0,
1243 I2C_BOARD_INFO("tvp5146", 0x5d),
1244 .platform_data = &tvp5146_pdata,
1248 .name = TVP5147_CH1,
1250 I2C_BOARD_INFO("tvp5146", 0x5c),
1251 .platform_data = &tvp5146_pdata,
1256 static struct vpif_capture_config da850_vpif_capture_config = {
1257 .subdev_info = da850_vpif_capture_sdev_info,
1258 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1259 .i2c_adapter_id = 1,
1261 .inputs = da850_ch0_inputs,
1262 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1264 .if_type = VPIF_IF_BT656,
1271 .inputs = da850_ch1_inputs,
1272 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1274 .if_type = VPIF_IF_BT656,
1280 .card_name = "DA850/OMAP-L138 Video Capture",
1283 /* VPIF display configuration */
1285 static struct adv7343_platform_data adv7343_pdata = {
1290 .sd_dac_out = { 1 },
1294 static struct vpif_subdev_info da850_vpif_subdev[] = {
1298 I2C_BOARD_INFO("adv7343", 0x2a),
1299 .platform_data = &adv7343_pdata,
1304 static const struct vpif_output da850_ch0_outputs[] = {
1308 .name = "Composite",
1309 .type = V4L2_OUTPUT_TYPE_ANALOG,
1310 .capabilities = V4L2_OUT_CAP_STD,
1311 .std = V4L2_STD_ALL,
1313 .subdev_name = "adv7343",
1314 .output_route = ADV7343_COMPOSITE_ID,
1320 .type = V4L2_OUTPUT_TYPE_ANALOG,
1321 .capabilities = V4L2_OUT_CAP_STD,
1322 .std = V4L2_STD_ALL,
1324 .subdev_name = "adv7343",
1325 .output_route = ADV7343_SVIDEO_ID,
1329 static struct vpif_display_config da850_vpif_display_config = {
1330 .subdevinfo = da850_vpif_subdev,
1331 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1333 .outputs = da850_ch0_outputs,
1334 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1336 .card_name = "DA850/OMAP-L138 Video Display",
1337 .i2c_adapter_id = 1,
1340 static __init void da850_vpif_init(void)
1344 ret = da850_register_vpif();
1346 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1348 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1350 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1353 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1355 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1357 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1359 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1362 ret = da850_register_vpif_display(&da850_vpif_display_config);
1364 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1368 static __init void da850_vpif_init(void) {}
1371 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1373 static __init void da850_evm_init(void)
1377 da850_register_clocks();
1379 ret = da850_register_gpio();
1381 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1383 regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1385 ret = pmic_tps65070_init();
1387 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1389 ret = da850_register_edma(da850_edma_rsv);
1391 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1393 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1395 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1397 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1399 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1402 ret = da8xx_register_watchdog();
1404 pr_warn("%s: watchdog registration failed: %d\n",
1408 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1410 pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1413 gpiod_add_lookup_table(&mmc_gpios_table);
1415 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1417 pr_warn("%s: MMCSD0 registration failed: %d\n",
1421 davinci_serial_init(da8xx_serial_device);
1423 nvmem_add_cell_table(&da850evm_nvmem_cell_table);
1424 nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1);
1426 i2c_register_board_info(1, da850_evm_i2c_devices,
1427 ARRAY_SIZE(da850_evm_i2c_devices));
1430 * shut down uart 0 and 1; they are not used on the board and
1431 * accessing them causes endless "too much work in irq53" messages
1434 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1435 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1437 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1439 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1441 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1442 da8xx_register_mcasp(0, &da850_evm_snd_data);
1444 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1446 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1448 ret = da8xx_register_uio_pruss();
1450 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1453 /* Handle board specific muxing for LCD here */
1454 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1456 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1459 ret = da850_lcd_hw_init();
1461 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1463 sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1464 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1466 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1468 ret = da8xx_register_rtc();
1470 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1472 ret = da850_evm_init_cpufreq();
1474 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1476 ret = da8xx_register_cpuidle();
1478 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1483 ret = spi_register_board_info(da850evm_spi_info,
1484 ARRAY_SIZE(da850evm_spi_info));
1486 pr_warn("%s: spi info registration failed: %d\n", __func__,
1489 ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1491 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1493 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1495 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1497 da850_evm_setup_mac_addr();
1499 ret = da8xx_register_rproc();
1501 pr_warn("%s: dsp/rproc registration failed: %d\n",
1505 #ifdef CONFIG_SERIAL_8250_CONSOLE
1506 static int __init da850_evm_console_init(void)
1508 if (!machine_is_davinci_da850_evm())
1511 return add_preferred_console("ttyS", 2, "115200");
1513 console_initcall(da850_evm_console_init);
1516 static void __init da850_evm_map_io(void)
1521 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1522 .atag_offset = 0x100,
1523 .map_io = da850_evm_map_io,
1524 .init_irq = cp_intc_init,
1525 .init_time = da850_init_time,
1526 .init_machine = da850_evm_init,
1527 .init_late = davinci_init_late,
1528 .dma_zone_size = SZ_128M,
1529 .reserve = da8xx_rproc_reserve_cma,