1 /* linux/arch/arm/mach-s3c64xx/mach-crag6410.c
3 * Copyright 2011 Wolfson Microelectronics plc
4 * Mark Brown <broonie@opensource.wolfsonmicro.com>
6 * Copyright 2011 Simtec Electronics
7 * Ben Dooks <ben@simtec.co.uk>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
14 #include <linux/kernel.h>
15 #include <linux/list.h>
16 #include <linux/serial_core.h>
17 #include <linux/platform_device.h>
20 #include <linux/init.h>
21 #include <linux/gpio.h>
22 #include <linux/leds.h>
23 #include <linux/delay.h>
24 #include <linux/mmc/host.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/regulator/fixed.h>
27 #include <linux/pwm_backlight.h>
28 #include <linux/dm9000.h>
29 #include <linux/gpio_keys.h>
30 #include <linux/basic_mmio_gpio.h>
31 #include <linux/spi/spi.h>
33 #include <linux/i2c/pca953x.h>
35 #include <video/platform_lcd.h>
37 #include <linux/mfd/wm831x/core.h>
38 #include <linux/mfd/wm831x/pdata.h>
39 #include <linux/mfd/wm831x/irq.h>
40 #include <linux/mfd/wm831x/gpio.h>
42 #include <sound/wm1250-ev1.h>
44 #include <asm/hardware/vic.h>
45 #include <asm/mach/arch.h>
46 #include <asm/mach-types.h>
48 #include <mach/hardware.h>
51 #include <mach/regs-sys.h>
52 #include <mach/regs-gpio.h>
53 #include <mach/regs-modem.h>
54 #include <mach/crag6410.h>
56 #include <mach/regs-gpio-memport.h>
58 #include <plat/regs-serial.h>
59 #include <plat/regs-fb-v4.h>
61 #include <plat/sdhci.h>
62 #include <plat/gpio-cfg.h>
63 #include <plat/s3c64xx-spi.h>
64 #include <plat/udc-hs.h>
66 #include <plat/keypad.h>
67 #include <plat/clock.h>
68 #include <plat/devs.h>
76 /* serial port setup */
78 #define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
79 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
80 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
82 static struct s3c2410_uartcfg crag6410_uartcfgs[] __initdata = {
113 static struct platform_pwm_backlight_data crag6410_backlight_data = {
115 .max_brightness = 1000,
116 .dft_brightness = 600,
117 .pwm_period_ns = 100000, /* about 1kHz */
120 static struct platform_device crag6410_backlight_device = {
121 .name = "pwm-backlight",
124 .parent = &s3c_device_timer[0].dev,
125 .platform_data = &crag6410_backlight_data,
129 static void crag6410_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
131 pr_debug("%s: setting power %d\n", __func__, power);
134 gpio_set_value(S3C64XX_GPB(0), 1);
136 s3c_gpio_cfgpin(S3C64XX_GPF(14), S3C_GPIO_SFN(2));
138 gpio_direction_output(S3C64XX_GPF(14), 0);
139 gpio_set_value(S3C64XX_GPB(0), 0);
143 static struct platform_device crag6410_lcd_powerdev = {
144 .name = "platform-lcd",
146 .dev.parent = &s3c_device_fb.dev,
147 .dev.platform_data = &(struct plat_lcd_data) {
148 .set_power = crag6410_lcd_power_set,
153 static struct s3c_fb_pd_win crag6410_fb_win0 = {
154 /* this is to ensure we use win0 */
167 .virtual_y = 480 * 2,
171 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
172 static struct s3c_fb_platdata crag6410_lcd_pdata __initdata = {
173 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
174 .win[0] = &crag6410_fb_win0,
175 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
176 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
181 static uint32_t crag6410_keymap[] __initdata = {
182 /* KEY(row, col, keycode) */
183 KEY(0, 0, KEY_VOLUMEUP),
185 KEY(0, 2, KEY_VOLUMEDOWN),
188 KEY(0, 5, KEY_MEDIA),
193 KEY(1, 4, KEY_RIGHT),
194 KEY(1, 5, KEY_CAMERA),
197 static struct matrix_keymap_data crag6410_keymap_data __initdata = {
198 .keymap = crag6410_keymap,
199 .keymap_size = ARRAY_SIZE(crag6410_keymap),
202 static struct samsung_keypad_platdata crag6410_keypad_data __initdata = {
203 .keymap_data = &crag6410_keymap_data,
208 static struct gpio_keys_button crag6410_gpio_keys[] = {
211 .gpio = S3C64XX_GPL(10), /* EINT 18 */
217 .code = SW_FRONT_PROXIMITY,
218 .gpio = S3C64XX_GPN(11), /* EINT 11 */
223 static struct gpio_keys_platform_data crag6410_gpio_keydata = {
224 .buttons = crag6410_gpio_keys,
225 .nbuttons = ARRAY_SIZE(crag6410_gpio_keys),
228 static struct platform_device crag6410_gpio_keydev = {
231 .dev.platform_data = &crag6410_gpio_keydata,
234 static struct resource crag6410_dm9k_resource[] = {
236 .start = S3C64XX_PA_XM0CSN5,
237 .end = S3C64XX_PA_XM0CSN5 + 1,
238 .flags = IORESOURCE_MEM,
241 .start = S3C64XX_PA_XM0CSN5 + (1 << 8),
242 .end = S3C64XX_PA_XM0CSN5 + (1 << 8) + 1,
243 .flags = IORESOURCE_MEM,
246 .start = S3C_EINT(17),
248 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
252 static struct dm9000_plat_data mini6410_dm9k_pdata = {
253 .flags = DM9000_PLATF_16BITONLY,
256 static struct platform_device crag6410_dm9k_device = {
259 .num_resources = ARRAY_SIZE(crag6410_dm9k_resource),
260 .resource = crag6410_dm9k_resource,
261 .dev.platform_data = &mini6410_dm9k_pdata,
264 static struct resource crag6410_mmgpio_resource[] = {
267 .start = S3C64XX_PA_XM0CSN4 + 1,
268 .end = S3C64XX_PA_XM0CSN4 + 1,
269 .flags = IORESOURCE_MEM,
273 static struct platform_device crag6410_mmgpio = {
274 .name = "basic-mmio-gpio",
276 .resource = crag6410_mmgpio_resource,
277 .num_resources = ARRAY_SIZE(crag6410_mmgpio_resource),
278 .dev.platform_data = &(struct bgpio_pdata) {
279 .base = MMGPIO_GPIO_BASE,
283 static struct platform_device speyside_device = {
288 static struct platform_device lowland_device = {
293 static struct platform_device tobermory_device = {
298 static struct platform_device littlemill_device = {
299 .name = "littlemill",
303 static struct regulator_consumer_supply wallvdd_consumers[] = {
304 REGULATOR_SUPPLY("SPKVDD", "1-001a"),
305 REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
306 REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
307 REGULATOR_SUPPLY("SPKVDDL", "1-001a"),
308 REGULATOR_SUPPLY("SPKVDDR", "1-001a"),
311 static struct regulator_init_data wallvdd_data = {
315 .num_consumer_supplies = ARRAY_SIZE(wallvdd_consumers),
316 .consumer_supplies = wallvdd_consumers,
319 static struct fixed_voltage_config wallvdd_pdata = {
320 .supply_name = "WALLVDD",
321 .microvolts = 5000000,
322 .init_data = &wallvdd_data,
326 static struct platform_device wallvdd_device = {
327 .name = "reg-fixed-voltage",
330 .platform_data = &wallvdd_pdata,
334 static struct platform_device *crag6410_devices[] __initdata = {
341 &s3c_device_usb_hsotg,
342 &s3c_device_timer[0],
343 &s3c64xx_device_iis0,
344 &s3c64xx_device_iis1,
346 &samsung_device_keypad,
347 &crag6410_gpio_keydev,
348 &crag6410_dm9k_device,
349 &s3c64xx_device_spi0,
351 &crag6410_lcd_powerdev,
352 &crag6410_backlight_device,
360 static struct pca953x_platform_data crag6410_pca_data = {
361 .gpio_base = PCA935X_GPIO_BASE,
365 /* VDDARM is controlled by DVS1 connected to GPK(0) */
366 static struct wm831x_buckv_pdata vddarm_pdata = {
367 .dvs_control_src = 1,
368 .dvs_gpio = S3C64XX_GPK(0),
371 static struct regulator_consumer_supply vddarm_consumers[] __initdata = {
372 REGULATOR_SUPPLY("vddarm", NULL),
375 static struct regulator_init_data vddarm __initdata = {
381 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
383 .num_consumer_supplies = ARRAY_SIZE(vddarm_consumers),
384 .consumer_supplies = vddarm_consumers,
385 .supply_regulator = "WALLVDD",
386 .driver_data = &vddarm_pdata,
389 static struct regulator_consumer_supply vddint_consumers[] __initdata = {
390 REGULATOR_SUPPLY("vddint", NULL),
393 static struct regulator_init_data vddint __initdata = {
399 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
401 .num_consumer_supplies = ARRAY_SIZE(vddint_consumers),
402 .consumer_supplies = vddint_consumers,
403 .supply_regulator = "WALLVDD",
406 static struct regulator_init_data vddmem __initdata = {
413 static struct regulator_init_data vddsys __initdata = {
415 .name = "VDDSYS,VDDEXT,VDDPCM,VDDSS",
420 static struct regulator_consumer_supply vddmmc_consumers[] __initdata = {
421 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
422 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.1"),
423 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"),
426 static struct regulator_init_data vddmmc __initdata = {
431 .num_consumer_supplies = ARRAY_SIZE(vddmmc_consumers),
432 .consumer_supplies = vddmmc_consumers,
433 .supply_regulator = "WALLVDD",
436 static struct regulator_init_data vddotgi __initdata = {
441 .supply_regulator = "WALLVDD",
444 static struct regulator_init_data vddotg __initdata = {
449 .supply_regulator = "WALLVDD",
452 static struct regulator_init_data vddhi __initdata = {
457 .supply_regulator = "WALLVDD",
460 static struct regulator_init_data vddadc __initdata = {
462 .name = "VDDADC,VDDDAC",
465 .supply_regulator = "WALLVDD",
468 static struct regulator_init_data vddmem0 __initdata = {
473 .supply_regulator = "WALLVDD",
476 static struct regulator_init_data vddpll __initdata = {
481 .supply_regulator = "WALLVDD",
484 static struct regulator_init_data vddlcd __initdata = {
489 .supply_regulator = "WALLVDD",
492 static struct regulator_init_data vddalive __initdata = {
497 .supply_regulator = "WALLVDD",
500 static struct wm831x_backup_pdata banff_backup_pdata __initdata = {
502 .vlim = 2500, /* mV */
503 .ilim = 200, /* uA */
506 static struct wm831x_status_pdata banff_red_led __initdata = {
507 .name = "banff:red:",
508 .default_src = WM831X_STATUS_MANUAL,
511 static struct wm831x_status_pdata banff_green_led __initdata = {
512 .name = "banff:green:",
513 .default_src = WM831X_STATUS_MANUAL,
516 static struct wm831x_touch_pdata touch_pdata __initdata = {
517 .data_irq = S3C_EINT(26),
518 .pd_irq = S3C_EINT(27),
521 static struct wm831x_pdata crag_pmic_pdata __initdata = {
523 .irq_base = BANFF_PMIC_IRQ_BASE,
524 .gpio_base = BANFF_PMIC_GPIO_BASE,
525 .soft_shutdown = true,
527 .backup = &banff_backup_pdata,
530 /* GPIO5: DVS1_REQ - CMOS, DBVDD, active high */
531 [4] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA | 0x8,
532 /* GPIO11: Touchscreen data - CMOS, DBVDD, active high*/
533 [10] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x6,
534 /* GPIO12: Touchscreen pen down - CMOS, DBVDD, active high*/
535 [11] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x7,
555 &vddalive, /* LDO11 */
563 .touch = &touch_pdata,
566 static struct i2c_board_info i2c_devs0[] __initdata = {
567 { I2C_BOARD_INFO("24c08", 0x50), },
568 { I2C_BOARD_INFO("tca6408", 0x20),
569 .platform_data = &crag6410_pca_data,
571 { I2C_BOARD_INFO("wm8312", 0x34),
572 .platform_data = &crag_pmic_pdata,
577 static struct s3c2410_platform_i2c i2c0_pdata = {
581 static struct regulator_consumer_supply pvdd_1v2_consumers[] __initdata = {
582 REGULATOR_SUPPLY("DCVDD", "spi0.0"),
583 REGULATOR_SUPPLY("AVDD", "spi0.0"),
586 static struct regulator_init_data pvdd_1v2 __initdata = {
589 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
592 .consumer_supplies = pvdd_1v2_consumers,
593 .num_consumer_supplies = ARRAY_SIZE(pvdd_1v2_consumers),
596 static struct regulator_consumer_supply pvdd_1v8_consumers[] __initdata = {
597 REGULATOR_SUPPLY("LDOVDD", "1-001a"),
598 REGULATOR_SUPPLY("PLLVDD", "1-001a"),
599 REGULATOR_SUPPLY("DBVDD", "1-001a"),
600 REGULATOR_SUPPLY("DBVDD1", "1-001a"),
601 REGULATOR_SUPPLY("DBVDD2", "1-001a"),
602 REGULATOR_SUPPLY("DBVDD3", "1-001a"),
603 REGULATOR_SUPPLY("CPVDD", "1-001a"),
604 REGULATOR_SUPPLY("AVDD2", "1-001a"),
605 REGULATOR_SUPPLY("DCVDD", "1-001a"),
606 REGULATOR_SUPPLY("AVDD", "1-001a"),
607 REGULATOR_SUPPLY("DBVDD", "spi0.0"),
610 static struct regulator_init_data pvdd_1v8 __initdata = {
616 .consumer_supplies = pvdd_1v8_consumers,
617 .num_consumer_supplies = ARRAY_SIZE(pvdd_1v8_consumers),
620 static struct regulator_consumer_supply pvdd_3v3_consumers[] __initdata = {
621 REGULATOR_SUPPLY("MICVDD", "1-001a"),
622 REGULATOR_SUPPLY("AVDD1", "1-001a"),
625 static struct regulator_init_data pvdd_3v3 __initdata = {
631 .consumer_supplies = pvdd_3v3_consumers,
632 .num_consumer_supplies = ARRAY_SIZE(pvdd_3v3_consumers),
635 static struct wm831x_pdata glenfarclas_pmic_pdata __initdata = {
637 .irq_base = GLENFARCLAS_PMIC_IRQ_BASE,
638 .gpio_base = GLENFARCLAS_PMIC_GPIO_BASE,
639 .soft_shutdown = true,
642 /* GPIO1-3: IRQ inputs, rising edge triggered, CMOS */
643 [0] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
644 [1] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
645 [2] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
649 &pvdd_1v2, /* DCDC1 */
650 &pvdd_1v8, /* DCDC2 */
651 &pvdd_3v3, /* DCDC3 */
654 .disable_touch = true,
657 static struct wm1250_ev1_pdata wm1250_ev1_pdata = {
659 [WM1250_EV1_GPIO_CLK_ENA] = S3C64XX_GPN(12),
660 [WM1250_EV1_GPIO_CLK_SEL0] = S3C64XX_GPL(12),
661 [WM1250_EV1_GPIO_CLK_SEL1] = S3C64XX_GPL(13),
662 [WM1250_EV1_GPIO_OSR] = S3C64XX_GPL(14),
663 [WM1250_EV1_GPIO_MASTER] = S3C64XX_GPL(8),
667 static struct i2c_board_info i2c_devs1[] __initdata = {
668 { I2C_BOARD_INFO("wm8311", 0x34),
670 .platform_data = &glenfarclas_pmic_pdata },
672 { I2C_BOARD_INFO("wlf-gf-module", 0x24) },
673 { I2C_BOARD_INFO("wlf-gf-module", 0x25) },
674 { I2C_BOARD_INFO("wlf-gf-module", 0x26) },
676 { I2C_BOARD_INFO("wm1250-ev1", 0x27),
677 .platform_data = &wm1250_ev1_pdata },
680 static struct s3c2410_platform_i2c i2c1_pdata = {
685 static void __init crag6410_map_io(void)
687 s3c64xx_init_io(NULL, 0);
688 s3c24xx_init_clocks(12000000);
689 s3c24xx_init_uarts(crag6410_uartcfgs, ARRAY_SIZE(crag6410_uartcfgs));
691 /* LCD type and Bypass set by bootloader */
694 static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata = {
696 .cd_type = S3C_SDHCI_CD_PERMANENT,
697 .host_caps = MMC_CAP_POWER_OFF_CARD,
700 static void crag6410_cfg_sdhci0(struct platform_device *dev, int width)
702 /* Set all the necessary GPG pins to special-function 2 */
703 s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width, S3C_GPIO_SFN(2));
705 /* force card-detected for prototype 0 */
706 s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_DOWN);
709 static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata = {
711 .cd_type = S3C_SDHCI_CD_INTERNAL,
712 .cfg_gpio = crag6410_cfg_sdhci0,
713 .host_caps = MMC_CAP_POWER_OFF_CARD,
716 static const struct gpio_led gpio_leds[] = {
718 .name = "d13:green:",
719 .gpio = MMGPIO_GPIO_BASE + 0,
720 .default_state = LEDS_GPIO_DEFSTATE_ON,
723 .name = "d14:green:",
724 .gpio = MMGPIO_GPIO_BASE + 1,
725 .default_state = LEDS_GPIO_DEFSTATE_ON,
728 .name = "d15:green:",
729 .gpio = MMGPIO_GPIO_BASE + 2,
730 .default_state = LEDS_GPIO_DEFSTATE_ON,
733 .name = "d16:green:",
734 .gpio = MMGPIO_GPIO_BASE + 3,
735 .default_state = LEDS_GPIO_DEFSTATE_ON,
738 .name = "d17:green:",
739 .gpio = MMGPIO_GPIO_BASE + 4,
740 .default_state = LEDS_GPIO_DEFSTATE_ON,
743 .name = "d18:green:",
744 .gpio = MMGPIO_GPIO_BASE + 5,
745 .default_state = LEDS_GPIO_DEFSTATE_ON,
748 .name = "d19:green:",
749 .gpio = MMGPIO_GPIO_BASE + 6,
750 .default_state = LEDS_GPIO_DEFSTATE_ON,
753 .name = "d20:green:",
754 .gpio = MMGPIO_GPIO_BASE + 7,
755 .default_state = LEDS_GPIO_DEFSTATE_ON,
759 static const struct gpio_led_platform_data gpio_leds_pdata = {
761 .num_leds = ARRAY_SIZE(gpio_leds),
764 static struct s3c_hsotg_plat crag6410_hsotg_pdata;
766 static void __init crag6410_machine_init(void)
768 /* Open drain IRQs need pullups */
769 s3c_gpio_setpull(S3C64XX_GPM(0), S3C_GPIO_PULL_UP);
770 s3c_gpio_setpull(S3C64XX_GPN(0), S3C_GPIO_PULL_UP);
772 gpio_request(S3C64XX_GPB(0), "LCD power");
773 gpio_direction_output(S3C64XX_GPB(0), 0);
775 gpio_request(S3C64XX_GPF(14), "LCD PWM");
776 gpio_direction_output(S3C64XX_GPF(14), 0); /* turn off */
778 gpio_request(S3C64XX_GPB(1), "SD power");
779 gpio_direction_output(S3C64XX_GPB(1), 0);
781 gpio_request(S3C64XX_GPF(10), "nRESETSEL");
782 gpio_direction_output(S3C64XX_GPF(10), 1);
784 s3c_sdhci0_set_platdata(&crag6410_hsmmc0_pdata);
785 s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata);
787 s3c_i2c0_set_platdata(&i2c0_pdata);
788 s3c_i2c1_set_platdata(&i2c1_pdata);
789 s3c_fb_set_platdata(&crag6410_lcd_pdata);
790 s3c_hsotg_set_platdata(&crag6410_hsotg_pdata);
792 i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
793 i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
795 samsung_keypad_set_platdata(&crag6410_keypad_data);
796 s3c64xx_spi0_set_platdata(&s3c64xx_spi0_pdata, 0, 1);
798 platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));
800 gpio_led_register_device(-1, &gpio_leds_pdata);
802 regulator_has_full_constraints();
807 MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410")
808 /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */
809 .atag_offset = 0x100,
810 .init_irq = s3c6410_init_irq,
811 .handle_irq = vic_handle_irq,
812 .map_io = crag6410_map_io,
813 .init_machine = crag6410_machine_init,
814 .timer = &s3c24xx_timer,
815 .restart = s3c64xx_restart,