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
[] = {
235 [0] = DEFINE_RES_MEM(S3C64XX_PA_XM0CSN5
, 2),
236 [1] = DEFINE_RES_MEM(S3C64XX_PA_XM0CSN5
+ (1 << 8), 2),
237 [2] = DEFINE_RES_NAMED(S3C_EINT(17), 1, NULL
, IORESOURCE_IRQ \
238 | IORESOURCE_IRQ_HIGHLEVEL
),
241 static struct dm9000_plat_data mini6410_dm9k_pdata
= {
242 .flags
= DM9000_PLATF_16BITONLY
,
245 static struct platform_device crag6410_dm9k_device
= {
248 .num_resources
= ARRAY_SIZE(crag6410_dm9k_resource
),
249 .resource
= crag6410_dm9k_resource
,
250 .dev
.platform_data
= &mini6410_dm9k_pdata
,
253 static struct resource crag6410_mmgpio_resource
[] = {
254 [0] = DEFINE_RES_MEM_NAMED(S3C64XX_PA_XM0CSN4
, 1, "dat"),
257 static struct platform_device crag6410_mmgpio
= {
258 .name
= "basic-mmio-gpio",
260 .resource
= crag6410_mmgpio_resource
,
261 .num_resources
= ARRAY_SIZE(crag6410_mmgpio_resource
),
262 .dev
.platform_data
= &(struct bgpio_pdata
) {
263 .base
= MMGPIO_GPIO_BASE
,
267 static struct platform_device speyside_device
= {
272 static struct platform_device lowland_device
= {
277 static struct platform_device tobermory_device
= {
282 static struct platform_device littlemill_device
= {
283 .name
= "littlemill",
287 static struct regulator_consumer_supply wallvdd_consumers
[] = {
288 REGULATOR_SUPPLY("SPKVDD", "1-001a"),
289 REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
290 REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
291 REGULATOR_SUPPLY("SPKVDDL", "1-001a"),
292 REGULATOR_SUPPLY("SPKVDDR", "1-001a"),
295 static struct regulator_init_data wallvdd_data
= {
299 .num_consumer_supplies
= ARRAY_SIZE(wallvdd_consumers
),
300 .consumer_supplies
= wallvdd_consumers
,
303 static struct fixed_voltage_config wallvdd_pdata
= {
304 .supply_name
= "WALLVDD",
305 .microvolts
= 5000000,
306 .init_data
= &wallvdd_data
,
310 static struct platform_device wallvdd_device
= {
311 .name
= "reg-fixed-voltage",
314 .platform_data
= &wallvdd_pdata
,
318 static struct platform_device
*crag6410_devices
[] __initdata
= {
325 &s3c_device_usb_hsotg
,
326 &s3c_device_timer
[0],
327 &s3c64xx_device_iis0
,
328 &s3c64xx_device_iis1
,
330 &samsung_device_keypad
,
331 &crag6410_gpio_keydev
,
332 &crag6410_dm9k_device
,
333 &s3c64xx_device_spi0
,
335 &crag6410_lcd_powerdev
,
336 &crag6410_backlight_device
,
344 static struct pca953x_platform_data crag6410_pca_data
= {
345 .gpio_base
= PCA935X_GPIO_BASE
,
349 /* VDDARM is controlled by DVS1 connected to GPK(0) */
350 static struct wm831x_buckv_pdata vddarm_pdata
= {
351 .dvs_control_src
= 1,
352 .dvs_gpio
= S3C64XX_GPK(0),
355 static struct regulator_consumer_supply vddarm_consumers
[] __initdata
= {
356 REGULATOR_SUPPLY("vddarm", NULL
),
359 static struct regulator_init_data vddarm __initdata
= {
365 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
367 .num_consumer_supplies
= ARRAY_SIZE(vddarm_consumers
),
368 .consumer_supplies
= vddarm_consumers
,
369 .supply_regulator
= "WALLVDD",
370 .driver_data
= &vddarm_pdata
,
373 static struct regulator_consumer_supply vddint_consumers
[] __initdata
= {
374 REGULATOR_SUPPLY("vddint", NULL
),
377 static struct regulator_init_data vddint __initdata
= {
383 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
385 .num_consumer_supplies
= ARRAY_SIZE(vddint_consumers
),
386 .consumer_supplies
= vddint_consumers
,
387 .supply_regulator
= "WALLVDD",
390 static struct regulator_init_data vddmem __initdata
= {
397 static struct regulator_init_data vddsys __initdata
= {
399 .name
= "VDDSYS,VDDEXT,VDDPCM,VDDSS",
404 static struct regulator_consumer_supply vddmmc_consumers
[] __initdata
= {
405 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
406 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.1"),
407 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"),
410 static struct regulator_init_data vddmmc __initdata
= {
415 .num_consumer_supplies
= ARRAY_SIZE(vddmmc_consumers
),
416 .consumer_supplies
= vddmmc_consumers
,
417 .supply_regulator
= "WALLVDD",
420 static struct regulator_init_data vddotgi __initdata
= {
425 .supply_regulator
= "WALLVDD",
428 static struct regulator_init_data vddotg __initdata
= {
433 .supply_regulator
= "WALLVDD",
436 static struct regulator_init_data vddhi __initdata
= {
441 .supply_regulator
= "WALLVDD",
444 static struct regulator_init_data vddadc __initdata
= {
446 .name
= "VDDADC,VDDDAC",
449 .supply_regulator
= "WALLVDD",
452 static struct regulator_init_data vddmem0 __initdata
= {
457 .supply_regulator
= "WALLVDD",
460 static struct regulator_init_data vddpll __initdata
= {
465 .supply_regulator
= "WALLVDD",
468 static struct regulator_init_data vddlcd __initdata
= {
473 .supply_regulator
= "WALLVDD",
476 static struct regulator_init_data vddalive __initdata
= {
481 .supply_regulator
= "WALLVDD",
484 static struct wm831x_backup_pdata banff_backup_pdata __initdata
= {
486 .vlim
= 2500, /* mV */
487 .ilim
= 200, /* uA */
490 static struct wm831x_status_pdata banff_red_led __initdata
= {
491 .name
= "banff:red:",
492 .default_src
= WM831X_STATUS_MANUAL
,
495 static struct wm831x_status_pdata banff_green_led __initdata
= {
496 .name
= "banff:green:",
497 .default_src
= WM831X_STATUS_MANUAL
,
500 static struct wm831x_touch_pdata touch_pdata __initdata
= {
501 .data_irq
= S3C_EINT(26),
502 .pd_irq
= S3C_EINT(27),
505 static struct wm831x_pdata crag_pmic_pdata __initdata
= {
507 .irq_base
= BANFF_PMIC_IRQ_BASE
,
508 .gpio_base
= BANFF_PMIC_GPIO_BASE
,
509 .soft_shutdown
= true,
511 .backup
= &banff_backup_pdata
,
514 /* GPIO5: DVS1_REQ - CMOS, DBVDD, active high */
515 [4] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
| 0x8,
516 /* GPIO11: Touchscreen data - CMOS, DBVDD, active high*/
517 [10] = WM831X_GPN_POL
| WM831X_GPN_ENA
| 0x6,
518 /* GPIO12: Touchscreen pen down - CMOS, DBVDD, active high*/
519 [11] = WM831X_GPN_POL
| WM831X_GPN_ENA
| 0x7,
539 &vddalive
, /* LDO11 */
547 .touch
= &touch_pdata
,
550 static struct i2c_board_info i2c_devs0
[] __initdata
= {
551 { I2C_BOARD_INFO("24c08", 0x50), },
552 { I2C_BOARD_INFO("tca6408", 0x20),
553 .platform_data
= &crag6410_pca_data
,
555 { I2C_BOARD_INFO("wm8312", 0x34),
556 .platform_data
= &crag_pmic_pdata
,
561 static struct s3c2410_platform_i2c i2c0_pdata
= {
565 static struct regulator_consumer_supply pvdd_1v2_consumers
[] __initdata
= {
566 REGULATOR_SUPPLY("DCVDD", "spi0.0"),
567 REGULATOR_SUPPLY("AVDD", "spi0.0"),
570 static struct regulator_init_data pvdd_1v2 __initdata
= {
573 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
,
576 .consumer_supplies
= pvdd_1v2_consumers
,
577 .num_consumer_supplies
= ARRAY_SIZE(pvdd_1v2_consumers
),
580 static struct regulator_consumer_supply pvdd_1v8_consumers
[] __initdata
= {
581 REGULATOR_SUPPLY("LDOVDD", "1-001a"),
582 REGULATOR_SUPPLY("PLLVDD", "1-001a"),
583 REGULATOR_SUPPLY("DBVDD", "1-001a"),
584 REGULATOR_SUPPLY("DBVDD1", "1-001a"),
585 REGULATOR_SUPPLY("DBVDD2", "1-001a"),
586 REGULATOR_SUPPLY("DBVDD3", "1-001a"),
587 REGULATOR_SUPPLY("CPVDD", "1-001a"),
588 REGULATOR_SUPPLY("AVDD2", "1-001a"),
589 REGULATOR_SUPPLY("DCVDD", "1-001a"),
590 REGULATOR_SUPPLY("AVDD", "1-001a"),
591 REGULATOR_SUPPLY("DBVDD", "spi0.0"),
594 static struct regulator_init_data pvdd_1v8 __initdata
= {
600 .consumer_supplies
= pvdd_1v8_consumers
,
601 .num_consumer_supplies
= ARRAY_SIZE(pvdd_1v8_consumers
),
604 static struct regulator_consumer_supply pvdd_3v3_consumers
[] __initdata
= {
605 REGULATOR_SUPPLY("MICVDD", "1-001a"),
606 REGULATOR_SUPPLY("AVDD1", "1-001a"),
609 static struct regulator_init_data pvdd_3v3 __initdata
= {
615 .consumer_supplies
= pvdd_3v3_consumers
,
616 .num_consumer_supplies
= ARRAY_SIZE(pvdd_3v3_consumers
),
619 static struct wm831x_pdata glenfarclas_pmic_pdata __initdata
= {
621 .irq_base
= GLENFARCLAS_PMIC_IRQ_BASE
,
622 .gpio_base
= GLENFARCLAS_PMIC_GPIO_BASE
,
623 .soft_shutdown
= true,
626 /* GPIO1-3: IRQ inputs, rising edge triggered, CMOS */
627 [0] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
,
628 [1] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
,
629 [2] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
,
633 &pvdd_1v2
, /* DCDC1 */
634 &pvdd_1v8
, /* DCDC2 */
635 &pvdd_3v3
, /* DCDC3 */
638 .disable_touch
= true,
641 static struct wm1250_ev1_pdata wm1250_ev1_pdata
= {
643 [WM1250_EV1_GPIO_CLK_ENA
] = S3C64XX_GPN(12),
644 [WM1250_EV1_GPIO_CLK_SEL0
] = S3C64XX_GPL(12),
645 [WM1250_EV1_GPIO_CLK_SEL1
] = S3C64XX_GPL(13),
646 [WM1250_EV1_GPIO_OSR
] = S3C64XX_GPL(14),
647 [WM1250_EV1_GPIO_MASTER
] = S3C64XX_GPL(8),
651 static struct i2c_board_info i2c_devs1
[] __initdata
= {
652 { I2C_BOARD_INFO("wm8311", 0x34),
654 .platform_data
= &glenfarclas_pmic_pdata
},
656 { I2C_BOARD_INFO("wlf-gf-module", 0x24) },
657 { I2C_BOARD_INFO("wlf-gf-module", 0x25) },
658 { I2C_BOARD_INFO("wlf-gf-module", 0x26) },
660 { I2C_BOARD_INFO("wm1250-ev1", 0x27),
661 .platform_data
= &wm1250_ev1_pdata
},
664 static struct s3c2410_platform_i2c i2c1_pdata
= {
669 static void __init
crag6410_map_io(void)
671 s3c64xx_init_io(NULL
, 0);
672 s3c24xx_init_clocks(12000000);
673 s3c24xx_init_uarts(crag6410_uartcfgs
, ARRAY_SIZE(crag6410_uartcfgs
));
675 /* LCD type and Bypass set by bootloader */
678 static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata
= {
680 .cd_type
= S3C_SDHCI_CD_PERMANENT
,
681 .host_caps
= MMC_CAP_POWER_OFF_CARD
,
684 static void crag6410_cfg_sdhci0(struct platform_device
*dev
, int width
)
686 /* Set all the necessary GPG pins to special-function 2 */
687 s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width
, S3C_GPIO_SFN(2));
689 /* force card-detected for prototype 0 */
690 s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_DOWN
);
693 static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata
= {
695 .cd_type
= S3C_SDHCI_CD_INTERNAL
,
696 .cfg_gpio
= crag6410_cfg_sdhci0
,
697 .host_caps
= MMC_CAP_POWER_OFF_CARD
,
700 static const struct gpio_led gpio_leds
[] = {
702 .name
= "d13:green:",
703 .gpio
= MMGPIO_GPIO_BASE
+ 0,
704 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
707 .name
= "d14:green:",
708 .gpio
= MMGPIO_GPIO_BASE
+ 1,
709 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
712 .name
= "d15:green:",
713 .gpio
= MMGPIO_GPIO_BASE
+ 2,
714 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
717 .name
= "d16:green:",
718 .gpio
= MMGPIO_GPIO_BASE
+ 3,
719 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
722 .name
= "d17:green:",
723 .gpio
= MMGPIO_GPIO_BASE
+ 4,
724 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
727 .name
= "d18:green:",
728 .gpio
= MMGPIO_GPIO_BASE
+ 5,
729 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
732 .name
= "d19:green:",
733 .gpio
= MMGPIO_GPIO_BASE
+ 6,
734 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
737 .name
= "d20:green:",
738 .gpio
= MMGPIO_GPIO_BASE
+ 7,
739 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
743 static const struct gpio_led_platform_data gpio_leds_pdata
= {
745 .num_leds
= ARRAY_SIZE(gpio_leds
),
748 static struct s3c_hsotg_plat crag6410_hsotg_pdata
;
750 static void __init
crag6410_machine_init(void)
752 /* Open drain IRQs need pullups */
753 s3c_gpio_setpull(S3C64XX_GPM(0), S3C_GPIO_PULL_UP
);
754 s3c_gpio_setpull(S3C64XX_GPN(0), S3C_GPIO_PULL_UP
);
756 gpio_request(S3C64XX_GPB(0), "LCD power");
757 gpio_direction_output(S3C64XX_GPB(0), 0);
759 gpio_request(S3C64XX_GPF(14), "LCD PWM");
760 gpio_direction_output(S3C64XX_GPF(14), 0); /* turn off */
762 gpio_request(S3C64XX_GPB(1), "SD power");
763 gpio_direction_output(S3C64XX_GPB(1), 0);
765 gpio_request(S3C64XX_GPF(10), "nRESETSEL");
766 gpio_direction_output(S3C64XX_GPF(10), 1);
768 s3c_sdhci0_set_platdata(&crag6410_hsmmc0_pdata
);
769 s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata
);
771 s3c_i2c0_set_platdata(&i2c0_pdata
);
772 s3c_i2c1_set_platdata(&i2c1_pdata
);
773 s3c_fb_set_platdata(&crag6410_lcd_pdata
);
774 s3c_hsotg_set_platdata(&crag6410_hsotg_pdata
);
776 i2c_register_board_info(0, i2c_devs0
, ARRAY_SIZE(i2c_devs0
));
777 i2c_register_board_info(1, i2c_devs1
, ARRAY_SIZE(i2c_devs1
));
779 samsung_keypad_set_platdata(&crag6410_keypad_data
);
780 s3c64xx_spi0_set_platdata(&s3c64xx_spi0_pdata
, 0, 1);
782 platform_add_devices(crag6410_devices
, ARRAY_SIZE(crag6410_devices
));
784 gpio_led_register_device(-1, &gpio_leds_pdata
);
786 regulator_has_full_constraints();
791 MACHINE_START(WLF_CRAGG_6410
, "Wolfson Cragganmore 6410")
792 /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */
793 .atag_offset
= 0x100,
794 .init_irq
= s3c6410_init_irq
,
795 .handle_irq
= vic_handle_irq
,
796 .map_io
= crag6410_map_io
,
797 .init_machine
= crag6410_machine_init
,
798 .timer
= &s3c24xx_timer
,
799 .restart
= s3c64xx_restart
,