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/delay.h>
23 #include <linux/regulator/machine.h>
24 #include <linux/regulator/fixed.h>
25 #include <linux/pwm_backlight.h>
26 #include <linux/dm9000.h>
27 #include <linux/gpio_keys.h>
28 #include <linux/basic_mmio_gpio.h>
29 #include <linux/spi/spi.h>
31 #include <linux/i2c/pca953x.h>
33 #include <video/platform_lcd.h>
35 #include <linux/mfd/wm831x/core.h>
36 #include <linux/mfd/wm831x/pdata.h>
37 #include <linux/mfd/wm831x/irq.h>
38 #include <linux/mfd/wm831x/gpio.h>
40 #include <sound/wm1250-ev1.h>
42 #include <asm/hardware/vic.h>
43 #include <asm/mach/arch.h>
44 #include <asm/mach-types.h>
46 #include <mach/hardware.h>
49 #include <mach/regs-sys.h>
50 #include <mach/regs-gpio.h>
51 #include <mach/regs-modem.h>
52 #include <mach/crag6410.h>
54 #include <mach/regs-gpio-memport.h>
56 #include <plat/s3c6410.h>
57 #include <plat/regs-serial.h>
58 #include <plat/regs-fb-v4.h>
60 #include <plat/sdhci.h>
61 #include <plat/gpio-cfg.h>
62 #include <plat/s3c64xx-spi.h>
64 #include <plat/keypad.h>
65 #include <plat/clock.h>
66 #include <plat/devs.h>
72 /* serial port setup */
74 #define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
75 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
76 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
78 static struct s3c2410_uartcfg crag6410_uartcfgs[] __initdata = {
109 static struct platform_pwm_backlight_data crag6410_backlight_data = {
111 .max_brightness = 1000,
112 .dft_brightness = 600,
113 .pwm_period_ns = 100000, /* about 1kHz */
116 static struct platform_device crag6410_backlight_device = {
117 .name = "pwm-backlight",
120 .parent = &s3c_device_timer[0].dev,
121 .platform_data = &crag6410_backlight_data,
125 static void crag6410_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
127 pr_debug("%s: setting power %d\n", __func__, power);
130 gpio_set_value(S3C64XX_GPB(0), 1);
132 s3c_gpio_cfgpin(S3C64XX_GPF(14), S3C_GPIO_SFN(2));
134 gpio_direction_output(S3C64XX_GPF(14), 0);
135 gpio_set_value(S3C64XX_GPB(0), 0);
139 static struct platform_device crag6410_lcd_powerdev = {
140 .name = "platform-lcd",
142 .dev.parent = &s3c_device_fb.dev,
143 .dev.platform_data = &(struct plat_lcd_data) {
144 .set_power = crag6410_lcd_power_set,
149 static struct s3c_fb_pd_win crag6410_fb_win0 = {
150 /* this is to ensure we use win0 */
163 .virtual_y = 480 * 2,
167 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
168 static struct s3c_fb_platdata crag6410_lcd_pdata __initdata = {
169 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
170 .win[0] = &crag6410_fb_win0,
171 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
172 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
177 static uint32_t crag6410_keymap[] __initdata = {
178 /* KEY(row, col, keycode) */
179 KEY(0, 0, KEY_VOLUMEUP),
181 KEY(0, 2, KEY_VOLUMEDOWN),
184 KEY(0, 5, KEY_MEDIA),
189 KEY(1, 4, KEY_RIGHT),
190 KEY(1, 5, KEY_CAMERA),
193 static struct matrix_keymap_data crag6410_keymap_data __initdata = {
194 .keymap = crag6410_keymap,
195 .keymap_size = ARRAY_SIZE(crag6410_keymap),
198 static struct samsung_keypad_platdata crag6410_keypad_data __initdata = {
199 .keymap_data = &crag6410_keymap_data,
204 static struct gpio_keys_button crag6410_gpio_keys[] = {
207 .gpio = S3C64XX_GPL(10), /* EINT 18 */
213 .code = SW_FRONT_PROXIMITY,
214 .gpio = S3C64XX_GPN(11), /* EINT 11 */
219 static struct gpio_keys_platform_data crag6410_gpio_keydata = {
220 .buttons = crag6410_gpio_keys,
221 .nbuttons = ARRAY_SIZE(crag6410_gpio_keys),
224 static struct platform_device crag6410_gpio_keydev = {
227 .dev.platform_data = &crag6410_gpio_keydata,
230 static struct resource crag6410_dm9k_resource[] = {
232 .start = S3C64XX_PA_XM0CSN5,
233 .end = S3C64XX_PA_XM0CSN5 + 1,
234 .flags = IORESOURCE_MEM,
237 .start = S3C64XX_PA_XM0CSN5 + (1 << 8),
238 .end = S3C64XX_PA_XM0CSN5 + (1 << 8) + 1,
239 .flags = IORESOURCE_MEM,
242 .start = S3C_EINT(17),
244 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
248 static struct dm9000_plat_data mini6410_dm9k_pdata = {
249 .flags = DM9000_PLATF_16BITONLY,
252 static struct platform_device crag6410_dm9k_device = {
255 .num_resources = ARRAY_SIZE(crag6410_dm9k_resource),
256 .resource = crag6410_dm9k_resource,
257 .dev.platform_data = &mini6410_dm9k_pdata,
260 static struct resource crag6410_mmgpio_resource[] = {
262 .start = S3C64XX_PA_XM0CSN4 + 1,
263 .end = S3C64XX_PA_XM0CSN4 + 1,
264 .flags = IORESOURCE_MEM,
268 static struct platform_device crag6410_mmgpio = {
269 .name = "basic-mmio-gpio",
271 .resource = crag6410_mmgpio_resource,
272 .num_resources = ARRAY_SIZE(crag6410_mmgpio_resource),
273 .dev.platform_data = &(struct bgpio_pdata) {
278 static struct platform_device speyside_device = {
283 static struct platform_device lowland_device = {
288 static struct platform_device speyside_wm8962_device = {
289 .name = "speyside-wm8962",
293 static struct platform_device littlemill_device = {
294 .name = "littlemill",
298 static struct regulator_consumer_supply wallvdd_consumers[] = {
299 REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
300 REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
301 REGULATOR_SUPPLY("SPKVDDL", "1-001a"),
302 REGULATOR_SUPPLY("SPKVDDR", "1-001a"),
305 static struct regulator_init_data wallvdd_data = {
309 .num_consumer_supplies = ARRAY_SIZE(wallvdd_consumers),
310 .consumer_supplies = wallvdd_consumers,
313 static struct fixed_voltage_config wallvdd_pdata = {
314 .supply_name = "WALLVDD",
315 .microvolts = 5000000,
316 .init_data = &wallvdd_data,
320 static struct platform_device wallvdd_device = {
321 .name = "reg-fixed-voltage",
324 .platform_data = &wallvdd_pdata,
328 static struct platform_device *crag6410_devices[] __initdata = {
336 &s3c_device_usb_hsotg,
337 &s3c_device_timer[0],
338 &s3c64xx_device_iis0,
339 &s3c64xx_device_iis1,
341 &samsung_device_keypad,
342 &crag6410_gpio_keydev,
343 &crag6410_dm9k_device,
344 &s3c64xx_device_spi0,
346 &crag6410_lcd_powerdev,
347 &crag6410_backlight_device,
349 &speyside_wm8962_device,
355 static struct pca953x_platform_data crag6410_pca_data = {
356 .gpio_base = PCA935X_GPIO_BASE,
360 /* VDDARM is controlled by DVS1 connected to GPK(0) */
361 static struct wm831x_buckv_pdata vddarm_pdata = {
362 .dvs_control_src = 1,
363 .dvs_gpio = S3C64XX_GPK(0),
366 static struct regulator_consumer_supply vddarm_consumers[] __initdata = {
367 REGULATOR_SUPPLY("vddarm", NULL),
370 static struct regulator_init_data vddarm __initdata = {
376 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
378 .num_consumer_supplies = ARRAY_SIZE(vddarm_consumers),
379 .consumer_supplies = vddarm_consumers,
380 .supply_regulator = "WALLVDD",
381 .driver_data = &vddarm_pdata,
384 static struct regulator_consumer_supply vddint_consumers[] __initdata = {
385 REGULATOR_SUPPLY("vddint", NULL),
388 static struct regulator_init_data vddint __initdata = {
394 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
396 .num_consumer_supplies = ARRAY_SIZE(vddint_consumers),
397 .consumer_supplies = vddint_consumers,
398 .supply_regulator = "WALLVDD",
401 static struct regulator_init_data vddmem __initdata = {
408 static struct regulator_init_data vddsys __initdata = {
410 .name = "VDDSYS,VDDEXT,VDDPCM,VDDSS",
415 static struct regulator_consumer_supply vddmmc_consumers[] __initdata = {
416 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
417 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.1"),
418 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"),
421 static struct regulator_init_data vddmmc __initdata = {
426 .num_consumer_supplies = ARRAY_SIZE(vddmmc_consumers),
427 .consumer_supplies = vddmmc_consumers,
428 .supply_regulator = "WALLVDD",
431 static struct regulator_init_data vddotgi __initdata = {
436 .supply_regulator = "WALLVDD",
439 static struct regulator_init_data vddotg __initdata = {
444 .supply_regulator = "WALLVDD",
447 static struct regulator_init_data vddhi __initdata = {
452 .supply_regulator = "WALLVDD",
455 static struct regulator_init_data vddadc __initdata = {
457 .name = "VDDADC,VDDDAC",
460 .supply_regulator = "WALLVDD",
463 static struct regulator_init_data vddmem0 __initdata = {
468 .supply_regulator = "WALLVDD",
471 static struct regulator_init_data vddpll __initdata = {
476 .supply_regulator = "WALLVDD",
479 static struct regulator_init_data vddlcd __initdata = {
484 .supply_regulator = "WALLVDD",
487 static struct regulator_init_data vddalive __initdata = {
492 .supply_regulator = "WALLVDD",
495 static struct wm831x_backup_pdata banff_backup_pdata __initdata = {
497 .vlim = 2500, /* mV */
498 .ilim = 200, /* uA */
501 static struct wm831x_status_pdata banff_red_led __initdata = {
502 .name = "banff:red:",
503 .default_src = WM831X_STATUS_MANUAL,
506 static struct wm831x_status_pdata banff_green_led __initdata = {
507 .name = "banff:green:",
508 .default_src = WM831X_STATUS_MANUAL,
511 static struct wm831x_touch_pdata touch_pdata __initdata = {
512 .data_irq = S3C_EINT(26),
513 .pd_irq = S3C_EINT(27),
516 static struct wm831x_pdata crag_pmic_pdata __initdata = {
518 .irq_base = BANFF_PMIC_IRQ_BASE,
519 .gpio_base = BANFF_PMIC_GPIO_BASE,
520 .soft_shutdown = true,
522 .backup = &banff_backup_pdata,
525 /* GPIO5: DVS1_REQ - CMOS, DBVDD, active high */
526 [4] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA | 0x8,
527 /* GPIO11: Touchscreen data - CMOS, DBVDD, active high*/
528 [10] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x6,
529 /* GPIO12: Touchscreen pen down - CMOS, DBVDD, active high*/
530 [11] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x7,
550 &vddalive, /* LDO11 */
558 .touch = &touch_pdata,
561 static struct i2c_board_info i2c_devs0[] __initdata = {
562 { I2C_BOARD_INFO("24c08", 0x50), },
563 { I2C_BOARD_INFO("tca6408", 0x20),
564 .platform_data = &crag6410_pca_data,
566 { I2C_BOARD_INFO("wm8312", 0x34),
567 .platform_data = &crag_pmic_pdata,
572 static struct s3c2410_platform_i2c i2c0_pdata = {
576 static struct regulator_init_data pvdd_1v2 __initdata = {
583 static struct regulator_consumer_supply pvdd_1v8_consumers[] __initdata = {
584 REGULATOR_SUPPLY("LDOVDD", "1-001a"),
585 REGULATOR_SUPPLY("PLLVDD", "1-001a"),
586 REGULATOR_SUPPLY("DBVDD", "1-001a"),
587 REGULATOR_SUPPLY("DBVDD1", "1-001a"),
588 REGULATOR_SUPPLY("DBVDD2", "1-001a"),
589 REGULATOR_SUPPLY("DBVDD3", "1-001a"),
590 REGULATOR_SUPPLY("CPVDD", "1-001a"),
591 REGULATOR_SUPPLY("AVDD2", "1-001a"),
592 REGULATOR_SUPPLY("DCVDD", "1-001a"),
593 REGULATOR_SUPPLY("AVDD", "1-001a"),
596 static struct regulator_init_data pvdd_1v8 __initdata = {
602 .consumer_supplies = pvdd_1v8_consumers,
603 .num_consumer_supplies = ARRAY_SIZE(pvdd_1v8_consumers),
606 static struct regulator_consumer_supply pvdd_3v3_consumers[] __initdata = {
607 REGULATOR_SUPPLY("MICVDD", "1-001a"),
608 REGULATOR_SUPPLY("AVDD1", "1-001a"),
611 static struct regulator_init_data pvdd_3v3 __initdata = {
617 .consumer_supplies = pvdd_3v3_consumers,
618 .num_consumer_supplies = ARRAY_SIZE(pvdd_3v3_consumers),
621 static struct wm831x_pdata glenfarclas_pmic_pdata __initdata = {
623 .irq_base = GLENFARCLAS_PMIC_IRQ_BASE,
624 .gpio_base = GLENFARCLAS_PMIC_GPIO_BASE,
625 .soft_shutdown = true,
628 /* GPIO1-3: IRQ inputs, rising edge triggered, CMOS */
629 [0] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
630 [1] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
631 [2] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
635 &pvdd_1v2, /* DCDC1 */
636 &pvdd_1v8, /* DCDC2 */
637 &pvdd_3v3, /* DCDC3 */
640 .disable_touch = true,
643 static struct wm1250_ev1_pdata wm1250_ev1_pdata = {
645 [WM1250_EV1_GPIO_CLK_ENA] = S3C64XX_GPN(12),
646 [WM1250_EV1_GPIO_CLK_SEL0] = S3C64XX_GPL(12),
647 [WM1250_EV1_GPIO_CLK_SEL1] = S3C64XX_GPL(13),
648 [WM1250_EV1_GPIO_OSR] = S3C64XX_GPL(14),
649 [WM1250_EV1_GPIO_MASTER] = S3C64XX_GPL(8),
653 static struct i2c_board_info i2c_devs1[] __initdata = {
654 { I2C_BOARD_INFO("wm8311", 0x34),
656 .platform_data = &glenfarclas_pmic_pdata },
658 { I2C_BOARD_INFO("wlf-gf-module", 0x24) },
659 { I2C_BOARD_INFO("wlf-gf-module", 0x25) },
660 { I2C_BOARD_INFO("wlf-gf-module", 0x26) },
662 { I2C_BOARD_INFO("wm1250-ev1", 0x27),
663 .platform_data = &wm1250_ev1_pdata },
666 static struct s3c2410_platform_i2c i2c1_pdata = {
671 static void __init crag6410_map_io(void)
673 s3c64xx_init_io(NULL, 0);
674 s3c24xx_init_clocks(12000000);
675 s3c24xx_init_uarts(crag6410_uartcfgs, ARRAY_SIZE(crag6410_uartcfgs));
677 /* LCD type and Bypass set by bootloader */
680 static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata = {
682 .cd_type = S3C_SDHCI_CD_PERMANENT,
685 static struct s3c_sdhci_platdata crag6410_hsmmc1_pdata = {
687 .cd_type = S3C_SDHCI_CD_GPIO,
688 .ext_cd_gpio = S3C64XX_GPF(11),
691 static void crag6410_cfg_sdhci0(struct platform_device *dev, int width)
693 /* Set all the necessary GPG pins to special-function 2 */
694 s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width, S3C_GPIO_SFN(2));
696 /* force card-detected for prototype 0 */
697 s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_DOWN);
700 static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata = {
702 .cd_type = S3C_SDHCI_CD_INTERNAL,
703 .cfg_gpio = crag6410_cfg_sdhci0,
706 static void __init crag6410_machine_init(void)
708 /* Open drain IRQs need pullups */
709 s3c_gpio_setpull(S3C64XX_GPM(0), S3C_GPIO_PULL_UP);
710 s3c_gpio_setpull(S3C64XX_GPN(0), S3C_GPIO_PULL_UP);
712 gpio_request(S3C64XX_GPB(0), "LCD power");
713 gpio_direction_output(S3C64XX_GPB(0), 0);
715 gpio_request(S3C64XX_GPF(14), "LCD PWM");
716 gpio_direction_output(S3C64XX_GPF(14), 0); /* turn off */
718 gpio_request(S3C64XX_GPB(1), "SD power");
719 gpio_direction_output(S3C64XX_GPB(1), 0);
721 gpio_request(S3C64XX_GPF(10), "nRESETSEL");
722 gpio_direction_output(S3C64XX_GPF(10), 1);
724 s3c_sdhci0_set_platdata(&crag6410_hsmmc0_pdata);
725 s3c_sdhci1_set_platdata(&crag6410_hsmmc1_pdata);
726 s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata);
728 s3c_i2c0_set_platdata(&i2c0_pdata);
729 s3c_i2c1_set_platdata(&i2c1_pdata);
730 s3c_fb_set_platdata(&crag6410_lcd_pdata);
732 i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
733 i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
735 samsung_keypad_set_platdata(&crag6410_keypad_data);
737 platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));
739 regulator_has_full_constraints();
744 MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410")
745 /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */
746 .atag_offset = 0x100,
747 .init_irq = s3c6410_init_irq,
748 .handle_irq = vic_handle_irq,
749 .map_io = crag6410_map_io,
750 .init_machine = crag6410_machine_init,
751 .timer = &s3c24xx_timer,