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 <asm/mach/arch.h>
41 #include <asm/mach-types.h>
43 #include <mach/hardware.h>
46 #include <mach/regs-sys.h>
47 #include <mach/regs-gpio.h>
48 #include <mach/regs-modem.h>
49 #include <mach/crag6410.h>
51 #include <mach/regs-gpio-memport.h>
53 #include <plat/s3c6410.h>
54 #include <plat/regs-serial.h>
55 #include <plat/regs-fb-v4.h>
57 #include <plat/sdhci.h>
58 #include <plat/gpio-cfg.h>
59 #include <plat/s3c64xx-spi.h>
61 #include <plat/keypad.h>
62 #include <plat/clock.h>
63 #include <plat/devs.h>
69 /* serial port setup */
71 #define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
72 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
73 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
75 static struct s3c2410_uartcfg crag6410_uartcfgs[] __initdata = {
106 static struct platform_pwm_backlight_data crag6410_backlight_data = {
108 .max_brightness = 1000,
109 .dft_brightness = 600,
110 .pwm_period_ns = 100000, /* about 1kHz */
113 static struct platform_device crag6410_backlight_device = {
114 .name = "pwm-backlight",
117 .parent = &s3c_device_timer[0].dev,
118 .platform_data = &crag6410_backlight_data,
122 static void crag6410_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
124 pr_debug("%s: setting power %d\n", __func__, power);
127 gpio_set_value(S3C64XX_GPB(0), 1);
129 s3c_gpio_cfgpin(S3C64XX_GPF(14), S3C_GPIO_SFN(2));
131 gpio_direction_output(S3C64XX_GPF(14), 0);
132 gpio_set_value(S3C64XX_GPB(0), 0);
136 static struct platform_device crag6410_lcd_powerdev = {
137 .name = "platform-lcd",
139 .dev.parent = &s3c_device_fb.dev,
140 .dev.platform_data = &(struct plat_lcd_data) {
141 .set_power = crag6410_lcd_power_set,
146 static struct s3c_fb_pd_win crag6410_fb_win0 = {
147 /* this is to ensure we use win0 */
160 .virtual_y = 480 * 2,
164 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
165 static struct s3c_fb_platdata crag6410_lcd_pdata __initdata = {
166 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
167 .win[0] = &crag6410_fb_win0,
168 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
169 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
174 static uint32_t crag6410_keymap[] __initdata = {
175 /* KEY(row, col, keycode) */
176 KEY(0, 0, KEY_VOLUMEUP),
178 KEY(0, 2, KEY_VOLUMEDOWN),
181 KEY(0, 5, KEY_MEDIA),
186 KEY(1, 4, KEY_RIGHT),
187 KEY(1, 5, KEY_CAMERA),
190 static struct matrix_keymap_data crag6410_keymap_data __initdata = {
191 .keymap = crag6410_keymap,
192 .keymap_size = ARRAY_SIZE(crag6410_keymap),
195 static struct samsung_keypad_platdata crag6410_keypad_data __initdata = {
196 .keymap_data = &crag6410_keymap_data,
201 static struct gpio_keys_button crag6410_gpio_keys[] = {
204 .gpio = S3C64XX_GPL(10), /* EINT 18 */
210 .code = SW_FRONT_PROXIMITY,
211 .gpio = S3C64XX_GPN(11), /* EINT 11 */
216 static struct gpio_keys_platform_data crag6410_gpio_keydata = {
217 .buttons = crag6410_gpio_keys,
218 .nbuttons = ARRAY_SIZE(crag6410_gpio_keys),
221 static struct platform_device crag6410_gpio_keydev = {
224 .dev.platform_data = &crag6410_gpio_keydata,
227 static struct resource crag6410_dm9k_resource[] = {
229 .start = S3C64XX_PA_XM0CSN5,
230 .end = S3C64XX_PA_XM0CSN5 + 1,
231 .flags = IORESOURCE_MEM,
234 .start = S3C64XX_PA_XM0CSN5 + (1 << 8),
235 .end = S3C64XX_PA_XM0CSN5 + (1 << 8) + 1,
236 .flags = IORESOURCE_MEM,
239 .start = S3C_EINT(17),
241 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
245 static struct dm9000_plat_data mini6410_dm9k_pdata = {
246 .flags = DM9000_PLATF_16BITONLY,
249 static struct platform_device crag6410_dm9k_device = {
252 .num_resources = ARRAY_SIZE(crag6410_dm9k_resource),
253 .resource = crag6410_dm9k_resource,
254 .dev.platform_data = &mini6410_dm9k_pdata,
257 static struct resource crag6410_mmgpio_resource[] = {
259 .start = S3C64XX_PA_XM0CSN4 + 1,
260 .end = S3C64XX_PA_XM0CSN4 + 1,
261 .flags = IORESOURCE_MEM,
265 static struct platform_device crag6410_mmgpio = {
266 .name = "basic-mmio-gpio",
268 .resource = crag6410_mmgpio_resource,
269 .num_resources = ARRAY_SIZE(crag6410_mmgpio_resource),
270 .dev.platform_data = &(struct bgpio_pdata) {
275 static struct platform_device speyside_device = {
280 static struct platform_device lowland_device = {
285 static struct platform_device speyside_wm8962_device = {
286 .name = "speyside-wm8962",
290 static struct regulator_consumer_supply wallvdd_consumers[] = {
291 REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
292 REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
293 REGULATOR_SUPPLY("SPKVDDL", "1-001a"),
294 REGULATOR_SUPPLY("SPKVDDR", "1-001a"),
297 static struct regulator_init_data wallvdd_data = {
301 .num_consumer_supplies = ARRAY_SIZE(wallvdd_consumers),
302 .consumer_supplies = wallvdd_consumers,
305 static struct fixed_voltage_config wallvdd_pdata = {
306 .supply_name = "WALLVDD",
307 .microvolts = 5000000,
308 .init_data = &wallvdd_data,
312 static struct platform_device wallvdd_device = {
313 .name = "reg-fixed-voltage",
316 .platform_data = &wallvdd_pdata,
320 static struct platform_device *crag6410_devices[] __initdata = {
328 &s3c_device_usb_hsotg,
329 &s3c_device_timer[0],
330 &s3c64xx_device_iis0,
331 &s3c64xx_device_iis1,
333 &samsung_device_keypad,
334 &crag6410_gpio_keydev,
335 &crag6410_dm9k_device,
336 &s3c64xx_device_spi0,
338 &crag6410_lcd_powerdev,
339 &crag6410_backlight_device,
341 &speyside_wm8962_device,
346 static struct pca953x_platform_data crag6410_pca_data = {
347 .gpio_base = PCA935X_GPIO_BASE,
351 /* VDDARM is controlled by DVS1 connected to GPK(0) */
352 static struct wm831x_buckv_pdata vddarm_pdata = {
353 .dvs_control_src = 1,
354 .dvs_gpio = S3C64XX_GPK(0),
357 static struct regulator_consumer_supply vddarm_consumers[] __initdata = {
358 REGULATOR_SUPPLY("vddarm", NULL),
361 static struct regulator_init_data vddarm __initdata = {
367 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
369 .num_consumer_supplies = ARRAY_SIZE(vddarm_consumers),
370 .consumer_supplies = vddarm_consumers,
371 .supply_regulator = "WALLVDD",
372 .driver_data = &vddarm_pdata,
375 static struct regulator_init_data vddint __initdata = {
381 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
385 static struct regulator_init_data vddmem __initdata = {
392 static struct regulator_init_data vddsys __initdata = {
394 .name = "VDDSYS,VDDEXT,VDDPCM,VDDSS",
399 static struct regulator_consumer_supply vddmmc_consumers[] __initdata = {
400 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
401 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.1"),
402 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"),
405 static struct regulator_init_data vddmmc __initdata = {
410 .num_consumer_supplies = ARRAY_SIZE(vddmmc_consumers),
411 .consumer_supplies = vddmmc_consumers,
412 .supply_regulator = "WALLVDD",
415 static struct regulator_init_data vddotgi __initdata = {
420 .supply_regulator = "WALLVDD",
423 static struct regulator_init_data vddotg __initdata = {
428 .supply_regulator = "WALLVDD",
431 static struct regulator_init_data vddhi __initdata = {
436 .supply_regulator = "WALLVDD",
439 static struct regulator_init_data vddadc __initdata = {
441 .name = "VDDADC,VDDDAC",
444 .supply_regulator = "WALLVDD",
447 static struct regulator_init_data vddmem0 __initdata = {
452 .supply_regulator = "WALLVDD",
455 static struct regulator_init_data vddpll __initdata = {
460 .supply_regulator = "WALLVDD",
463 static struct regulator_init_data vddlcd __initdata = {
468 .supply_regulator = "WALLVDD",
471 static struct regulator_init_data vddalive __initdata = {
476 .supply_regulator = "WALLVDD",
479 static struct wm831x_backup_pdata banff_backup_pdata __initdata = {
481 .vlim = 2500, /* mV */
482 .ilim = 200, /* uA */
485 static struct wm831x_status_pdata banff_red_led __initdata = {
486 .name = "banff:red:",
487 .default_src = WM831X_STATUS_MANUAL,
490 static struct wm831x_status_pdata banff_green_led __initdata = {
491 .name = "banff:green:",
492 .default_src = WM831X_STATUS_MANUAL,
495 static struct wm831x_touch_pdata touch_pdata __initdata = {
496 .data_irq = S3C_EINT(26),
497 .pd_irq = S3C_EINT(27),
500 static struct wm831x_pdata crag_pmic_pdata __initdata = {
502 .irq_base = BANFF_PMIC_IRQ_BASE,
503 .gpio_base = GPIO_BOARD_START + 8,
505 .backup = &banff_backup_pdata,
508 /* GPIO5: DVS1_REQ - CMOS, DBVDD, active high */
509 [4] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA | 0x8,
510 /* GPIO11: Touchscreen data - CMOS, DBVDD, active high*/
511 [10] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x6,
512 /* GPIO12: Touchscreen pen down - CMOS, DBVDD, active high*/
513 [11] = WM831X_GPN_POL | WM831X_GPN_ENA | 0x7,
533 &vddalive, /* LDO11 */
541 .touch = &touch_pdata,
544 static struct i2c_board_info i2c_devs0[] __initdata = {
545 { I2C_BOARD_INFO("24c08", 0x50), },
546 { I2C_BOARD_INFO("tca6408", 0x20),
547 .platform_data = &crag6410_pca_data,
549 { I2C_BOARD_INFO("wm8312", 0x34),
550 .platform_data = &crag_pmic_pdata,
555 static struct s3c2410_platform_i2c i2c0_pdata = {
559 static struct regulator_init_data pvdd_1v2 __initdata = {
566 static struct regulator_consumer_supply pvdd_1v8_consumers[] __initdata = {
567 REGULATOR_SUPPLY("LDOVDD", "1-001a"),
568 REGULATOR_SUPPLY("PLLVDD", "1-001a"),
569 REGULATOR_SUPPLY("DBVDD", "1-001a"),
570 REGULATOR_SUPPLY("DBVDD1", "1-001a"),
571 REGULATOR_SUPPLY("DBVDD2", "1-001a"),
572 REGULATOR_SUPPLY("DBVDD3", "1-001a"),
573 REGULATOR_SUPPLY("CPVDD", "1-001a"),
574 REGULATOR_SUPPLY("AVDD2", "1-001a"),
575 REGULATOR_SUPPLY("DCVDD", "1-001a"),
576 REGULATOR_SUPPLY("AVDD", "1-001a"),
579 static struct regulator_init_data pvdd_1v8 __initdata = {
585 .consumer_supplies = pvdd_1v8_consumers,
586 .num_consumer_supplies = ARRAY_SIZE(pvdd_1v8_consumers),
589 static struct regulator_consumer_supply pvdd_3v3_consumers[] __initdata = {
590 REGULATOR_SUPPLY("MICVDD", "1-001a"),
591 REGULATOR_SUPPLY("AVDD1", "1-001a"),
594 static struct regulator_init_data pvdd_3v3 __initdata = {
600 .consumer_supplies = pvdd_3v3_consumers,
601 .num_consumer_supplies = ARRAY_SIZE(pvdd_3v3_consumers),
604 static struct wm831x_pdata glenfarclas_pmic_pdata __initdata = {
606 .irq_base = GLENFARCLAS_PMIC_IRQ_BASE,
607 .gpio_base = GLENFARCLAS_PMIC_GPIO_BASE,
610 /* GPIO1-3: IRQ inputs, rising edge triggered, CMOS */
611 [0] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
612 [1] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
613 [2] = WM831X_GPN_DIR | WM831X_GPN_POL | WM831X_GPN_ENA,
617 &pvdd_1v2, /* DCDC1 */
618 &pvdd_1v8, /* DCDC2 */
619 &pvdd_3v3, /* DCDC3 */
622 .disable_touch = true,
625 static struct i2c_board_info i2c_devs1[] __initdata = {
626 { I2C_BOARD_INFO("wm8311", 0x34),
628 .platform_data = &glenfarclas_pmic_pdata },
630 { I2C_BOARD_INFO("wlf-gf-module", 0x24) },
631 { I2C_BOARD_INFO("wlf-gf-module", 0x25) },
632 { I2C_BOARD_INFO("wlf-gf-module", 0x26) },
634 { I2C_BOARD_INFO("wm1250-ev1", 0x27) },
637 static void __init crag6410_map_io(void)
639 s3c64xx_init_io(NULL, 0);
640 s3c24xx_init_clocks(12000000);
641 s3c24xx_init_uarts(crag6410_uartcfgs, ARRAY_SIZE(crag6410_uartcfgs));
643 /* LCD type and Bypass set by bootloader */
646 static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata = {
648 .cd_type = S3C_SDHCI_CD_PERMANENT,
651 static struct s3c_sdhci_platdata crag6410_hsmmc1_pdata = {
653 .cd_type = S3C_SDHCI_CD_GPIO,
654 .ext_cd_gpio = S3C64XX_GPF(11),
657 static void crag6410_cfg_sdhci0(struct platform_device *dev, int width)
659 /* Set all the necessary GPG pins to special-function 2 */
660 s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width, S3C_GPIO_SFN(2));
662 /* force card-detected for prototype 0 */
663 s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_DOWN);
666 static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata = {
668 .cd_type = S3C_SDHCI_CD_INTERNAL,
669 .cfg_gpio = crag6410_cfg_sdhci0,
672 static void __init crag6410_machine_init(void)
674 /* Open drain IRQs need pullups */
675 s3c_gpio_setpull(S3C64XX_GPM(0), S3C_GPIO_PULL_UP);
676 s3c_gpio_setpull(S3C64XX_GPN(0), S3C_GPIO_PULL_UP);
678 gpio_request(S3C64XX_GPB(0), "LCD power");
679 gpio_direction_output(S3C64XX_GPB(0), 0);
681 gpio_request(S3C64XX_GPF(14), "LCD PWM");
682 gpio_direction_output(S3C64XX_GPF(14), 0); /* turn off */
684 gpio_request(S3C64XX_GPB(1), "SD power");
685 gpio_direction_output(S3C64XX_GPB(1), 0);
687 gpio_request(S3C64XX_GPF(10), "nRESETSEL");
688 gpio_direction_output(S3C64XX_GPF(10), 1);
690 s3c_sdhci0_set_platdata(&crag6410_hsmmc0_pdata);
691 s3c_sdhci1_set_platdata(&crag6410_hsmmc1_pdata);
692 s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata);
694 s3c_i2c0_set_platdata(&i2c0_pdata);
695 s3c_i2c1_set_platdata(NULL);
696 s3c_fb_set_platdata(&crag6410_lcd_pdata);
698 i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
699 i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
701 samsung_keypad_set_platdata(&crag6410_keypad_data);
703 platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));
705 regulator_has_full_constraints();
710 MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410")
711 /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */
712 .atag_offset = 0x100,
713 .init_irq = s3c6410_init_irq,
714 .map_io = crag6410_map_io,
715 .init_machine = crag6410_machine_init,
716 .timer = &s3c24xx_timer,