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/init.h>
19 #include <linux/kernel.h>
20 #include <linux/i2c.h>
21 #include <linux/i2c/at24.h>
22 #include <linux/i2c/pca953x.h>
23 #include <linux/input.h>
24 #include <linux/input/tps6507x-ts.h>
25 #include <linux/mfd/tps6507x.h>
26 #include <linux/mtd/mtd.h>
27 #include <linux/mtd/nand.h>
28 #include <linux/mtd/partitions.h>
29 #include <linux/mtd/physmap.h>
30 #include <linux/platform_device.h>
31 #include <linux/platform_data/mtd-davinci.h>
32 #include <linux/platform_data/mtd-davinci-aemif.h>
33 #include <linux/platform_data/spi-davinci.h>
34 #include <linux/platform_data/uio_pruss.h>
35 #include <linux/regulator/machine.h>
36 #include <linux/regulator/tps6507x.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/flash.h>
39 #include <linux/wl12xx.h>
41 #include <mach/cp_intc.h>
42 #include <mach/da8xx.h>
44 #include <mach/sram.h>
46 #include <asm/mach-types.h>
47 #include <asm/mach/arch.h>
48 #include <asm/system_info.h>
50 #include <media/tvp514x.h>
51 #include <media/adv7343.h>
53 #define DA850_EVM_PHY_ID "davinci_mdio-0:00"
54 #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8)
55 #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15)
57 #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0)
58 #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1)
60 #define DA850_WLAN_EN GPIO_TO_PIN(6, 9)
61 #define DA850_WLAN_IRQ GPIO_TO_PIN(6, 10)
63 #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6)
65 static struct mtd_partition da850evm_spiflash_part[] = {
70 .mask_flags = MTD_WRITEABLE,
74 .offset = MTDPART_OFS_APPEND,
76 .mask_flags = MTD_WRITEABLE,
80 .offset = MTDPART_OFS_APPEND,
82 .mask_flags = MTD_WRITEABLE,
86 .offset = MTDPART_OFS_APPEND,
87 .size = SZ_2M + SZ_512K,
92 .offset = MTDPART_OFS_APPEND,
97 .name = "MAC-Address",
98 .offset = SZ_8M - SZ_64K,
100 .mask_flags = MTD_WRITEABLE,
104 static struct flash_platform_data da850evm_spiflash_data = {
106 .parts = da850evm_spiflash_part,
107 .nr_parts = ARRAY_SIZE(da850evm_spiflash_part),
111 static struct davinci_spi_config da850evm_spiflash_cfg = {
112 .io_type = SPI_IO_TYPE_DMA,
117 static struct spi_board_info da850evm_spi_info[] = {
119 .modalias = "m25p80",
120 .platform_data = &da850evm_spiflash_data,
121 .controller_data = &da850evm_spiflash_cfg,
123 .max_speed_hz = 30000000,
130 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
132 char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
135 if (!strcmp(mtd->name, "MAC-Address")) {
136 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
137 if (retlen == ETH_ALEN)
138 pr_info("Read MAC addr from SPI Flash: %pM\n",
143 static struct mtd_notifier da850evm_spi_notifier = {
144 .add = da850_evm_m25p80_notify_add,
147 static void da850_evm_setup_mac_addr(void)
149 register_mtd_user(&da850evm_spi_notifier);
152 static void da850_evm_setup_mac_addr(void) { }
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 static struct platform_device da850_evm_norflash_device = {
191 .name = "physmap-flash",
194 .platform_data = &da850_evm_norflash_data,
197 .resource = da850_evm_norflash_resource,
200 static struct davinci_pm_config da850_pm_pdata = {
204 static struct platform_device da850_pm_device = {
205 .name = "pm-davinci",
207 .platform_data = &da850_pm_pdata,
212 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
213 * (128K blocks). It may be used instead of the (default) SPI flash
214 * to boot, using TI's tools to install the secondary boot loader
217 static struct mtd_partition da850_evm_nandflash_partition[] = {
219 .name = "u-boot env",
222 .mask_flags = MTD_WRITEABLE,
226 .offset = MTDPART_OFS_APPEND,
228 .mask_flags = MTD_WRITEABLE,
232 .offset = MTDPART_OFS_APPEND,
234 .mask_flags = MTD_WRITEABLE,
243 .name = "filesystem",
244 .offset = MTDPART_OFS_APPEND,
245 .size = MTDPART_SIZ_FULL,
250 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
260 static struct davinci_nand_pdata da850_evm_nandflash_data = {
261 .parts = da850_evm_nandflash_partition,
262 .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
263 .ecc_mode = NAND_ECC_HW,
265 .bbt_options = NAND_BBT_USE_FLASH,
266 .timing = &da850_evm_nandflash_timing,
269 static struct resource da850_evm_nandflash_resource[] = {
271 .start = DA8XX_AEMIF_CS3_BASE,
272 .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
273 .flags = IORESOURCE_MEM,
276 .start = DA8XX_AEMIF_CTL_BASE,
277 .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
278 .flags = IORESOURCE_MEM,
282 static struct platform_device da850_evm_nandflash_device = {
283 .name = "davinci_nand",
286 .platform_data = &da850_evm_nandflash_data,
288 .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource),
289 .resource = da850_evm_nandflash_resource,
292 static struct platform_device *da850_evm_devices[] = {
293 &da850_evm_nandflash_device,
294 &da850_evm_norflash_device,
297 #define DA8XX_AEMIF_CE2CFG_OFFSET 0x10
298 #define DA8XX_AEMIF_ASIZE_16BIT 0x1
300 static void __init da850_evm_init_nor(void)
302 void __iomem *aemif_addr;
304 aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
306 /* Configure data bus width of CS2 to 16 bit */
307 writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
308 DA8XX_AEMIF_ASIZE_16BIT,
309 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
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 #if defined(CONFIG_MMC_DAVINCI) || \
339 defined(CONFIG_MMC_DAVINCI_MODULE)
345 static inline void da850_evm_setup_nor_nand(void)
350 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
352 pr_warning("da850_evm_init: nand mux setup failed: "
355 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
357 pr_warning("da850_evm_init: nor mux setup failed: %d\n",
360 da850_evm_init_nor();
362 platform_add_devices(da850_evm_devices,
363 ARRAY_SIZE(da850_evm_devices));
367 #ifdef CONFIG_DA850_UI_RMII
368 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
370 struct davinci_soc_info *soc_info = &davinci_soc_info;
372 soc_info->emac_pdata->rmii_en = 1;
373 gpio_set_value_cansleep(rmii_sel, 0);
376 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
380 #define DA850_KEYS_DEBOUNCE_MS 10
382 * At 200ms polling interval it is possible to miss an
383 * event by tapping very lightly on the push button but most
384 * pushes do result in an event; longer intervals require the
385 * user to hold the button whereas shorter intervals require
386 * more CPU time for polling.
388 #define DA850_GPIO_KEYS_POLL_MS 200
390 enum da850_evm_ui_exp_pins {
391 DA850_EVM_UI_EXP_SEL_C = 5,
392 DA850_EVM_UI_EXP_SEL_B,
393 DA850_EVM_UI_EXP_SEL_A,
394 DA850_EVM_UI_EXP_PB8,
395 DA850_EVM_UI_EXP_PB7,
396 DA850_EVM_UI_EXP_PB6,
397 DA850_EVM_UI_EXP_PB5,
398 DA850_EVM_UI_EXP_PB4,
399 DA850_EVM_UI_EXP_PB3,
400 DA850_EVM_UI_EXP_PB2,
401 DA850_EVM_UI_EXP_PB1,
404 static const char const *da850_evm_ui_exp[] = {
405 [DA850_EVM_UI_EXP_SEL_C] = "sel_c",
406 [DA850_EVM_UI_EXP_SEL_B] = "sel_b",
407 [DA850_EVM_UI_EXP_SEL_A] = "sel_a",
408 [DA850_EVM_UI_EXP_PB8] = "pb8",
409 [DA850_EVM_UI_EXP_PB7] = "pb7",
410 [DA850_EVM_UI_EXP_PB6] = "pb6",
411 [DA850_EVM_UI_EXP_PB5] = "pb5",
412 [DA850_EVM_UI_EXP_PB4] = "pb4",
413 [DA850_EVM_UI_EXP_PB3] = "pb3",
414 [DA850_EVM_UI_EXP_PB2] = "pb2",
415 [DA850_EVM_UI_EXP_PB1] = "pb1",
418 #define DA850_N_UI_PB 8
420 static struct gpio_keys_button da850_evm_ui_keys[] = {
421 [0 ... DA850_N_UI_PB - 1] = {
425 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
426 .code = -1, /* assigned at runtime */
427 .gpio = -1, /* assigned at runtime */
428 .desc = NULL, /* assigned at runtime */
432 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
433 .buttons = da850_evm_ui_keys,
434 .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
435 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
438 static struct platform_device da850_evm_ui_keys_device = {
439 .name = "gpio-keys-polled",
442 .platform_data = &da850_evm_ui_keys_pdata
446 static void da850_evm_ui_keys_init(unsigned gpio)
449 struct gpio_keys_button *button;
451 for (i = 0; i < DA850_N_UI_PB; i++) {
452 button = &da850_evm_ui_keys[i];
453 button->code = KEY_F8 - i;
454 button->desc = (char *)
455 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
456 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
460 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
461 static inline void da850_evm_setup_video_port(int video_sel)
463 gpio_set_value_cansleep(video_sel, 0);
466 static inline void da850_evm_setup_video_port(int video_sel) { }
469 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
470 unsigned ngpio, void *c)
472 int sel_a, sel_b, sel_c, ret;
474 sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
475 sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
476 sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
478 ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
480 pr_warning("Cannot open UI expander pin %d\n", sel_a);
481 goto exp_setup_sela_fail;
484 ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
486 pr_warning("Cannot open UI expander pin %d\n", sel_b);
487 goto exp_setup_selb_fail;
490 ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
492 pr_warning("Cannot open UI expander pin %d\n", sel_c);
493 goto exp_setup_selc_fail;
496 /* deselect all functionalities */
497 gpio_direction_output(sel_a, 1);
498 gpio_direction_output(sel_b, 1);
499 gpio_direction_output(sel_c, 1);
501 da850_evm_ui_keys_init(gpio);
502 ret = platform_device_register(&da850_evm_ui_keys_device);
504 pr_warning("Could not register UI GPIO expander push-buttons");
505 goto exp_setup_keys_fail;
508 pr_info("DA850/OMAP-L138 EVM UI card detected\n");
510 da850_evm_setup_nor_nand();
512 da850_evm_setup_emac_rmii(sel_a);
514 da850_evm_setup_video_port(sel_c);
528 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
529 unsigned gpio, unsigned ngpio, void *c)
531 platform_device_unregister(&da850_evm_ui_keys_device);
533 /* deselect all functionalities */
534 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
535 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
536 gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
538 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
539 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
540 gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
545 /* assign the baseboard expander's GPIOs after the UI board's */
546 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
547 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
549 enum da850_evm_bb_exp_pins {
550 DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
551 DA850_EVM_BB_EXP_SW_RST,
552 DA850_EVM_BB_EXP_TP_23,
553 DA850_EVM_BB_EXP_TP_22,
554 DA850_EVM_BB_EXP_TP_21,
555 DA850_EVM_BB_EXP_USER_PB1,
556 DA850_EVM_BB_EXP_USER_LED2,
557 DA850_EVM_BB_EXP_USER_LED1,
558 DA850_EVM_BB_EXP_USER_SW1,
559 DA850_EVM_BB_EXP_USER_SW2,
560 DA850_EVM_BB_EXP_USER_SW3,
561 DA850_EVM_BB_EXP_USER_SW4,
562 DA850_EVM_BB_EXP_USER_SW5,
563 DA850_EVM_BB_EXP_USER_SW6,
564 DA850_EVM_BB_EXP_USER_SW7,
565 DA850_EVM_BB_EXP_USER_SW8
568 static const char const *da850_evm_bb_exp[] = {
569 [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en",
570 [DA850_EVM_BB_EXP_SW_RST] = "sw_rst",
571 [DA850_EVM_BB_EXP_TP_23] = "tp_23",
572 [DA850_EVM_BB_EXP_TP_22] = "tp_22",
573 [DA850_EVM_BB_EXP_TP_21] = "tp_21",
574 [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1",
575 [DA850_EVM_BB_EXP_USER_LED2] = "user_led2",
576 [DA850_EVM_BB_EXP_USER_LED1] = "user_led1",
577 [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1",
578 [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2",
579 [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3",
580 [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4",
581 [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5",
582 [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6",
583 [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7",
584 [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8",
587 #define DA850_N_BB_USER_SW 8
589 static struct gpio_keys_button da850_evm_bb_keys[] = {
594 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
596 .desc = NULL, /* assigned at runtime */
597 .gpio = -1, /* assigned at runtime */
599 [1 ... DA850_N_BB_USER_SW] = {
603 .debounce_interval = DA850_KEYS_DEBOUNCE_MS,
604 .code = -1, /* assigned at runtime */
605 .desc = NULL, /* assigned at runtime */
606 .gpio = -1, /* assigned at runtime */
610 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
611 .buttons = da850_evm_bb_keys,
612 .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
613 .poll_interval = DA850_GPIO_KEYS_POLL_MS,
616 static struct platform_device da850_evm_bb_keys_device = {
617 .name = "gpio-keys-polled",
620 .platform_data = &da850_evm_bb_keys_pdata
624 static void da850_evm_bb_keys_init(unsigned gpio)
627 struct gpio_keys_button *button;
629 button = &da850_evm_bb_keys[0];
630 button->desc = (char *)
631 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
632 button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
634 for (i = 0; i < DA850_N_BB_USER_SW; i++) {
635 button = &da850_evm_bb_keys[i + 1];
636 button->code = SW_LID + i;
637 button->desc = (char *)
638 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
639 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
643 #define DA850_N_BB_USER_LED 2
645 static struct gpio_led da850_evm_bb_leds[] = {
646 [0 ... DA850_N_BB_USER_LED - 1] = {
648 .gpio = -1, /* assigned at runtime */
649 .name = NULL, /* assigned at runtime */
653 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
654 .leds = da850_evm_bb_leds,
655 .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
658 static struct platform_device da850_evm_bb_leds_device = {
662 .platform_data = &da850_evm_bb_leds_pdata
666 static void da850_evm_bb_leds_init(unsigned gpio)
669 struct gpio_led *led;
671 for (i = 0; i < DA850_N_BB_USER_LED; i++) {
672 led = &da850_evm_bb_leds[i];
674 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
676 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
680 static int da850_evm_bb_expander_setup(struct i2c_client *client,
681 unsigned gpio, unsigned ngpio,
687 * Register the switches and pushbutton on the baseboard as a gpio-keys
690 da850_evm_bb_keys_init(gpio);
691 ret = platform_device_register(&da850_evm_bb_keys_device);
693 pr_warning("Could not register baseboard GPIO expander keys");
694 goto io_exp_setup_sw_fail;
697 da850_evm_bb_leds_init(gpio);
698 ret = platform_device_register(&da850_evm_bb_leds_device);
700 pr_warning("Could not register baseboard GPIO expander LEDS");
701 goto io_exp_setup_leds_fail;
706 io_exp_setup_leds_fail:
707 platform_device_unregister(&da850_evm_bb_keys_device);
708 io_exp_setup_sw_fail:
712 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
713 unsigned gpio, unsigned ngpio, void *c)
715 platform_device_unregister(&da850_evm_bb_leds_device);
716 platform_device_unregister(&da850_evm_bb_keys_device);
721 static struct pca953x_platform_data da850_evm_ui_expander_info = {
722 .gpio_base = DAVINCI_N_GPIO,
723 .setup = da850_evm_ui_expander_setup,
724 .teardown = da850_evm_ui_expander_teardown,
725 .names = da850_evm_ui_exp,
728 static struct pca953x_platform_data da850_evm_bb_expander_info = {
729 .gpio_base = DA850_BB_EXPANDER_GPIO_BASE,
730 .setup = da850_evm_bb_expander_setup,
731 .teardown = da850_evm_bb_expander_teardown,
732 .names = da850_evm_bb_exp,
735 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
737 I2C_BOARD_INFO("tlv320aic3x", 0x18),
740 I2C_BOARD_INFO("tca6416", 0x20),
741 .platform_data = &da850_evm_ui_expander_info,
744 I2C_BOARD_INFO("tca6416", 0x21),
745 .platform_data = &da850_evm_bb_expander_info,
749 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
750 .bus_freq = 100, /* kHz */
751 .bus_delay = 0, /* usec */
754 static struct davinci_uart_config da850_evm_uart_config __initdata = {
755 .enabled_uarts = 0x7,
758 /* davinci da850 evm audio machine driver */
759 static u8 da850_iis_serializer_direction[] = {
760 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
761 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
762 INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE,
763 RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
766 static struct snd_platform_data da850_evm_snd_data = {
767 .tx_dma_offset = 0x2000,
768 .rx_dma_offset = 0x2000,
769 .op_mode = DAVINCI_MCASP_IIS_MODE,
770 .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction),
772 .serial_dir = da850_iis_serializer_direction,
773 .asp_chan_q = EVENTQ_0,
774 .ram_chan_q = EVENTQ_1,
775 .version = MCASP_VERSION_2,
778 .sram_size_playback = SZ_8K,
779 .sram_size_capture = SZ_8K,
782 static const short da850_evm_mcasp_pins[] __initconst = {
783 DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
784 DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
785 DA850_AXR_11, DA850_AXR_12,
789 static int da850_evm_mmc_get_ro(int index)
791 return gpio_get_value(DA850_MMCSD_WP_PIN);
794 static int da850_evm_mmc_get_cd(int index)
796 return !gpio_get_value(DA850_MMCSD_CD_PIN);
799 static struct davinci_mmc_config da850_mmc_config = {
800 .get_ro = da850_evm_mmc_get_ro,
801 .get_cd = da850_evm_mmc_get_cd,
803 .max_freq = 50000000,
804 .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
805 .version = MMC_CTLR_VERSION_2,
808 static const short da850_evm_mmcsd0_pins[] __initconst = {
809 DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
810 DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
811 DA850_GPIO4_0, DA850_GPIO4_1,
815 static void da850_panel_power_ctrl(int val)
818 gpio_set_value(DA850_LCD_BL_PIN, val);
821 gpio_set_value(DA850_LCD_PWR_PIN, val);
824 static int da850_lcd_hw_init(void)
828 status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
832 status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
834 gpio_free(DA850_LCD_BL_PIN);
838 gpio_direction_output(DA850_LCD_BL_PIN, 0);
839 gpio_direction_output(DA850_LCD_PWR_PIN, 0);
841 /* Switch off panel power and backlight */
842 da850_panel_power_ctrl(0);
844 /* Switch on panel power and backlight */
845 da850_panel_power_ctrl(1);
850 /* TPS65070 voltage regulator support */
853 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
855 .supply = "usb0_vdda33",
858 .supply = "usb1_vdda33",
863 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
865 .supply = "dvdd3318_a",
868 .supply = "dvdd3318_b",
871 .supply = "dvdd3318_c",
876 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
883 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
885 .supply = "sata_vddr",
888 .supply = "usb0_vdda18",
891 .supply = "usb1_vdda18",
894 .supply = "ddr_dvdd18",
899 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
901 .supply = "sata_vdd",
904 .supply = "pll0_vdda",
907 .supply = "pll1_vdda",
910 .supply = "usbs_cvdd",
913 .supply = "vddarnwa1",
917 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
918 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
919 .defdcdc_default = true,
922 static struct regulator_init_data tps65070_regulator_data[] = {
928 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
929 REGULATOR_CHANGE_STATUS),
932 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
933 .consumer_supplies = tps65070_dcdc1_consumers,
941 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
942 REGULATOR_CHANGE_STATUS),
945 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
946 .consumer_supplies = tps65070_dcdc2_consumers,
947 .driver_data = &tps6507x_platform_data,
955 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
956 REGULATOR_CHANGE_STATUS),
959 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
960 .consumer_supplies = tps65070_dcdc3_consumers,
961 .driver_data = &tps6507x_platform_data,
969 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
970 REGULATOR_CHANGE_STATUS),
973 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
974 .consumer_supplies = tps65070_ldo1_consumers,
982 .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
983 REGULATOR_CHANGE_STATUS),
986 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
987 .consumer_supplies = tps65070_ldo2_consumers,
991 static struct touchscreen_init_data tps6507x_touchscreen_data = {
992 .poll_period = 30, /* ms between touch samples */
993 .min_pressure = 0x30, /* minimum pressure to trigger touch */
994 .vref = 0, /* turn off vref when not using A/D */
995 .vendor = 0, /* /sys/class/input/input?/id/vendor */
996 .product = 65070, /* /sys/class/input/input?/id/product */
997 .version = 0x100, /* /sys/class/input/input?/id/version */
1000 static struct tps6507x_board tps_board = {
1001 .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1002 .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1005 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1007 I2C_BOARD_INFO("tps6507x", 0x48),
1008 .platform_data = &tps_board,
1012 static int __init pmic_tps65070_init(void)
1014 return i2c_register_board_info(1, da850_evm_tps65070_info,
1015 ARRAY_SIZE(da850_evm_tps65070_info));
1018 static const short da850_evm_lcdc_pins[] = {
1019 DA850_GPIO2_8, DA850_GPIO2_15,
1023 static const short da850_evm_mii_pins[] = {
1024 DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1025 DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1026 DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1027 DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1032 static const short da850_evm_rmii_pins[] = {
1033 DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1034 DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1035 DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1040 static int __init da850_evm_config_emac(void)
1042 void __iomem *cfg_chip3_base;
1045 struct davinci_soc_info *soc_info = &davinci_soc_info;
1046 u8 rmii_en = soc_info->emac_pdata->rmii_en;
1048 if (!machine_is_davinci_da850_evm())
1051 cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1053 val = __raw_readl(cfg_chip3_base);
1057 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1058 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1062 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1063 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1068 pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
1071 /* configure the CFGCHIP3 register for RMII or MII */
1072 __raw_writel(val, cfg_chip3_base);
1074 ret = davinci_cfg_reg(DA850_GPIO2_6);
1076 pr_warning("da850_evm_init:GPIO(2,6) mux setup "
1079 ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1081 pr_warning("Cannot open GPIO %d\n",
1082 DA850_MII_MDIO_CLKEN_PIN);
1086 /* Enable/Disable MII MDIO clock */
1087 gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1089 soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1091 ret = da8xx_register_emac();
1093 pr_warning("da850_evm_init: emac registration failed: %d\n",
1098 device_initcall(da850_evm_config_emac);
1101 * The following EDMA channels/slots are not being used by drivers (for
1102 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1103 * they are being reserved for codecs on the DSP side.
1105 static const s16 da850_dma0_rsv_chans[][2] = {
1106 /* (offset, number) */
1113 static const s16 da850_dma0_rsv_slots[][2] = {
1114 /* (offset, number) */
1121 static const s16 da850_dma1_rsv_chans[][2] = {
1122 /* (offset, number) */
1128 static const s16 da850_dma1_rsv_slots[][2] = {
1129 /* (offset, number) */
1135 static struct edma_rsv_info da850_edma_cc0_rsv = {
1136 .rsv_chans = da850_dma0_rsv_chans,
1137 .rsv_slots = da850_dma0_rsv_slots,
1140 static struct edma_rsv_info da850_edma_cc1_rsv = {
1141 .rsv_chans = da850_dma1_rsv_chans,
1142 .rsv_slots = da850_dma1_rsv_slots,
1145 static struct edma_rsv_info *da850_edma_rsv[2] = {
1146 &da850_edma_cc0_rsv,
1147 &da850_edma_cc1_rsv,
1150 #ifdef CONFIG_CPU_FREQ
1151 static __init int da850_evm_init_cpufreq(void)
1153 switch (system_rev & 0xF) {
1155 da850_max_speed = 456000;
1158 da850_max_speed = 408000;
1161 da850_max_speed = 372000;
1165 return da850_register_cpufreq("pll0_sysclk3");
1168 static __init int da850_evm_init_cpufreq(void) { return 0; }
1171 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1173 #define TVP5147_CH0 "tvp514x-0"
1174 #define TVP5147_CH1 "tvp514x-1"
1176 /* VPIF capture configuration */
1177 static struct tvp514x_platform_data tvp5146_pdata = {
1183 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1185 static const struct vpif_input da850_ch0_inputs[] = {
1189 .name = "Composite",
1190 .type = V4L2_INPUT_TYPE_CAMERA,
1191 .capabilities = V4L2_IN_CAP_STD,
1192 .std = TVP514X_STD_ALL,
1194 .input_route = INPUT_CVBS_VI2B,
1195 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1196 .subdev_name = TVP5147_CH0,
1200 static const struct vpif_input da850_ch1_inputs[] = {
1205 .type = V4L2_INPUT_TYPE_CAMERA,
1206 .capabilities = V4L2_IN_CAP_STD,
1207 .std = TVP514X_STD_ALL,
1209 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1210 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1211 .subdev_name = TVP5147_CH1,
1215 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1217 .name = TVP5147_CH0,
1219 I2C_BOARD_INFO("tvp5146", 0x5d),
1220 .platform_data = &tvp5146_pdata,
1224 .name = TVP5147_CH1,
1226 I2C_BOARD_INFO("tvp5146", 0x5c),
1227 .platform_data = &tvp5146_pdata,
1232 static struct vpif_capture_config da850_vpif_capture_config = {
1233 .subdev_info = da850_vpif_capture_sdev_info,
1234 .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1236 .inputs = da850_ch0_inputs,
1237 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1239 .if_type = VPIF_IF_BT656,
1246 .inputs = da850_ch1_inputs,
1247 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1249 .if_type = VPIF_IF_BT656,
1255 .card_name = "DA850/OMAP-L138 Video Capture",
1258 /* VPIF display configuration */
1259 static struct vpif_subdev_info da850_vpif_subdev[] = {
1263 I2C_BOARD_INFO("adv7343", 0x2a),
1268 static const struct vpif_output da850_ch0_outputs[] = {
1272 .name = "Composite",
1273 .type = V4L2_OUTPUT_TYPE_ANALOG,
1274 .capabilities = V4L2_OUT_CAP_STD,
1275 .std = V4L2_STD_ALL,
1277 .subdev_name = "adv7343",
1278 .output_route = ADV7343_COMPOSITE_ID,
1284 .type = V4L2_OUTPUT_TYPE_ANALOG,
1285 .capabilities = V4L2_OUT_CAP_STD,
1286 .std = V4L2_STD_ALL,
1288 .subdev_name = "adv7343",
1289 .output_route = ADV7343_SVIDEO_ID,
1293 static struct vpif_display_config da850_vpif_display_config = {
1294 .subdevinfo = da850_vpif_subdev,
1295 .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1297 .outputs = da850_ch0_outputs,
1298 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1300 .card_name = "DA850/OMAP-L138 Video Display",
1303 static __init void da850_vpif_init(void)
1307 ret = da850_register_vpif();
1309 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1311 ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1313 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1316 ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1318 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1320 ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1322 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1325 ret = da850_register_vpif_display(&da850_vpif_display_config);
1327 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1331 static __init void da850_vpif_init(void) {}
1334 #ifdef CONFIG_DA850_WL12XX
1336 static void wl12xx_set_power(int index, bool power_on)
1338 static bool power_state;
1340 pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1342 if (power_on == power_state)
1344 power_state = power_on;
1347 /* Power up sequence required for wl127x devices */
1348 gpio_set_value(DA850_WLAN_EN, 1);
1349 usleep_range(15000, 15000);
1350 gpio_set_value(DA850_WLAN_EN, 0);
1351 usleep_range(1000, 1000);
1352 gpio_set_value(DA850_WLAN_EN, 1);
1355 gpio_set_value(DA850_WLAN_EN, 0);
1359 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1360 .set_power = wl12xx_set_power,
1362 .max_freq = 25000000,
1363 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1364 MMC_CAP_POWER_OFF_CARD,
1365 .version = MMC_CTLR_VERSION_2,
1368 static const short da850_wl12xx_pins[] __initconst = {
1369 DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1370 DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1371 DA850_GPIO6_9, DA850_GPIO6_10,
1375 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1377 .board_ref_clock = WL12XX_REFCLOCK_38,
1378 .platform_quirks = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1381 static __init int da850_wl12xx_init(void)
1385 ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1387 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1391 ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1393 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1397 ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1399 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1403 ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1405 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1409 da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1411 ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1413 pr_err("Could not set wl12xx data: %d\n", ret);
1420 gpio_free(DA850_WLAN_IRQ);
1423 gpio_free(DA850_WLAN_EN);
1429 #else /* CONFIG_DA850_WL12XX */
1431 static __init int da850_wl12xx_init(void)
1436 #endif /* CONFIG_DA850_WL12XX */
1438 #define DA850EVM_SATA_REFCLKPN_RATE (100 * 1000 * 1000)
1440 static __init void da850_evm_init(void)
1444 ret = pmic_tps65070_init();
1446 pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
1449 ret = da850_register_edma(da850_edma_rsv);
1451 pr_warning("da850_evm_init: edma registration failed: %d\n",
1454 ret = davinci_cfg_reg_list(da850_i2c0_pins);
1456 pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
1459 ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1461 pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
1465 ret = da8xx_register_watchdog();
1467 pr_warning("da830_evm_init: watchdog registration failed: %d\n",
1471 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1473 pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
1476 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1478 pr_warning("da850_evm_init: can not open GPIO %d\n",
1479 DA850_MMCSD_CD_PIN);
1480 gpio_direction_input(DA850_MMCSD_CD_PIN);
1482 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1484 pr_warning("da850_evm_init: can not open GPIO %d\n",
1485 DA850_MMCSD_WP_PIN);
1486 gpio_direction_input(DA850_MMCSD_WP_PIN);
1488 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1490 pr_warning("da850_evm_init: mmcsd0 registration failed:"
1493 ret = da850_wl12xx_init();
1495 pr_warning("da850_evm_init: wl12xx initialization"
1496 " failed: %d\n", ret);
1499 davinci_serial_init(&da850_evm_uart_config);
1501 i2c_register_board_info(1, da850_evm_i2c_devices,
1502 ARRAY_SIZE(da850_evm_i2c_devices));
1505 * shut down uart 0 and 1; they are not used on the board and
1506 * accessing them causes endless "too much work in irq53" messages
1509 __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1510 __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1512 ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1514 pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
1517 da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1518 da8xx_register_mcasp(0, &da850_evm_snd_data);
1520 ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1522 pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
1525 ret = da8xx_register_uio_pruss();
1527 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1530 /* Handle board specific muxing for LCD here */
1531 ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1533 pr_warning("da850_evm_init: evm specific lcd mux setup "
1534 "failed: %d\n", ret);
1536 ret = da850_lcd_hw_init();
1538 pr_warning("da850_evm_init: lcd initialization failed: %d\n",
1541 sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1542 ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1544 pr_warning("da850_evm_init: lcdc registration failed: %d\n",
1547 ret = da8xx_register_rtc();
1549 pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
1551 ret = da850_evm_init_cpufreq();
1553 pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
1556 ret = da8xx_register_cpuidle();
1558 pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
1561 ret = da850_register_pm(&da850_pm_device);
1563 pr_warning("da850_evm_init: suspend registration failed: %d\n",
1568 ret = spi_register_board_info(da850evm_spi_info,
1569 ARRAY_SIZE(da850evm_spi_info));
1571 pr_warn("%s: spi info registration failed: %d\n", __func__,
1574 ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1576 pr_warning("da850_evm_init: spi 1 registration failed: %d\n",
1579 ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1581 pr_warning("da850_evm_init: sata registration failed: %d\n",
1584 da850_evm_setup_mac_addr();
1587 #ifdef CONFIG_SERIAL_8250_CONSOLE
1588 static int __init da850_evm_console_init(void)
1590 if (!machine_is_davinci_da850_evm())
1593 return add_preferred_console("ttyS", 2, "115200");
1595 console_initcall(da850_evm_console_init);
1598 static void __init da850_evm_map_io(void)
1603 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1604 .atag_offset = 0x100,
1605 .map_io = da850_evm_map_io,
1606 .init_irq = cp_intc_init,
1607 .init_time = davinci_timer_init,
1608 .init_machine = da850_evm_init,
1609 .init_late = davinci_init_late,
1610 .dma_zone_size = SZ_128M,
1611 .restart = da8xx_restart,