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/regs-serial.h>
57 #include <plat/regs-fb-v4.h>
59 #include <plat/sdhci.h>
60 #include <plat/gpio-cfg.h>
61 #include <plat/s3c64xx-spi.h>
63 #include <plat/keypad.h>
64 #include <plat/clock.h>
65 #include <plat/devs.h>
73 /* serial port setup */
75 #define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
76 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
77 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
79 static struct s3c2410_uartcfg crag6410_uartcfgs
[] __initdata
= {
110 static struct platform_pwm_backlight_data crag6410_backlight_data
= {
112 .max_brightness
= 1000,
113 .dft_brightness
= 600,
114 .pwm_period_ns
= 100000, /* about 1kHz */
117 static struct platform_device crag6410_backlight_device
= {
118 .name
= "pwm-backlight",
121 .parent
= &s3c_device_timer
[0].dev
,
122 .platform_data
= &crag6410_backlight_data
,
126 static void crag6410_lcd_power_set(struct plat_lcd_data
*pd
, unsigned int power
)
128 pr_debug("%s: setting power %d\n", __func__
, power
);
131 gpio_set_value(S3C64XX_GPB(0), 1);
133 s3c_gpio_cfgpin(S3C64XX_GPF(14), S3C_GPIO_SFN(2));
135 gpio_direction_output(S3C64XX_GPF(14), 0);
136 gpio_set_value(S3C64XX_GPB(0), 0);
140 static struct platform_device crag6410_lcd_powerdev
= {
141 .name
= "platform-lcd",
143 .dev
.parent
= &s3c_device_fb
.dev
,
144 .dev
.platform_data
= &(struct plat_lcd_data
) {
145 .set_power
= crag6410_lcd_power_set
,
150 static struct s3c_fb_pd_win crag6410_fb_win0
= {
151 /* this is to ensure we use win0 */
164 .virtual_y
= 480 * 2,
168 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
169 static struct s3c_fb_platdata crag6410_lcd_pdata __initdata
= {
170 .setup_gpio
= s3c64xx_fb_gpio_setup_24bpp
,
171 .win
[0] = &crag6410_fb_win0
,
172 .vidcon0
= VIDCON0_VIDOUT_RGB
| VIDCON0_PNRMODE_RGB
,
173 .vidcon1
= VIDCON1_INV_HSYNC
| VIDCON1_INV_VSYNC
,
178 static uint32_t crag6410_keymap
[] __initdata
= {
179 /* KEY(row, col, keycode) */
180 KEY(0, 0, KEY_VOLUMEUP
),
182 KEY(0, 2, KEY_VOLUMEDOWN
),
185 KEY(0, 5, KEY_MEDIA
),
190 KEY(1, 4, KEY_RIGHT
),
191 KEY(1, 5, KEY_CAMERA
),
194 static struct matrix_keymap_data crag6410_keymap_data __initdata
= {
195 .keymap
= crag6410_keymap
,
196 .keymap_size
= ARRAY_SIZE(crag6410_keymap
),
199 static struct samsung_keypad_platdata crag6410_keypad_data __initdata
= {
200 .keymap_data
= &crag6410_keymap_data
,
205 static struct gpio_keys_button crag6410_gpio_keys
[] = {
208 .gpio
= S3C64XX_GPL(10), /* EINT 18 */
214 .code
= SW_FRONT_PROXIMITY
,
215 .gpio
= S3C64XX_GPN(11), /* EINT 11 */
220 static struct gpio_keys_platform_data crag6410_gpio_keydata
= {
221 .buttons
= crag6410_gpio_keys
,
222 .nbuttons
= ARRAY_SIZE(crag6410_gpio_keys
),
225 static struct platform_device crag6410_gpio_keydev
= {
228 .dev
.platform_data
= &crag6410_gpio_keydata
,
231 static struct resource crag6410_dm9k_resource
[] = {
233 .start
= S3C64XX_PA_XM0CSN5
,
234 .end
= S3C64XX_PA_XM0CSN5
+ 1,
235 .flags
= IORESOURCE_MEM
,
238 .start
= S3C64XX_PA_XM0CSN5
+ (1 << 8),
239 .end
= S3C64XX_PA_XM0CSN5
+ (1 << 8) + 1,
240 .flags
= IORESOURCE_MEM
,
243 .start
= S3C_EINT(17),
245 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHLEVEL
,
249 static struct dm9000_plat_data mini6410_dm9k_pdata
= {
250 .flags
= DM9000_PLATF_16BITONLY
,
253 static struct platform_device crag6410_dm9k_device
= {
256 .num_resources
= ARRAY_SIZE(crag6410_dm9k_resource
),
257 .resource
= crag6410_dm9k_resource
,
258 .dev
.platform_data
= &mini6410_dm9k_pdata
,
261 static struct resource crag6410_mmgpio_resource
[] = {
264 .start
= S3C64XX_PA_XM0CSN4
+ 1,
265 .end
= S3C64XX_PA_XM0CSN4
+ 1,
266 .flags
= IORESOURCE_MEM
,
270 static struct platform_device crag6410_mmgpio
= {
271 .name
= "basic-mmio-gpio",
273 .resource
= crag6410_mmgpio_resource
,
274 .num_resources
= ARRAY_SIZE(crag6410_mmgpio_resource
),
275 .dev
.platform_data
= &(struct bgpio_pdata
) {
276 .base
= MMGPIO_GPIO_BASE
,
280 static struct platform_device speyside_device
= {
285 static struct platform_device lowland_device
= {
290 static struct platform_device tobermory_device
= {
295 static struct platform_device littlemill_device
= {
296 .name
= "littlemill",
300 static struct regulator_consumer_supply wallvdd_consumers
[] = {
301 REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
302 REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
303 REGULATOR_SUPPLY("SPKVDDL", "1-001a"),
304 REGULATOR_SUPPLY("SPKVDDR", "1-001a"),
307 static struct regulator_init_data wallvdd_data
= {
311 .num_consumer_supplies
= ARRAY_SIZE(wallvdd_consumers
),
312 .consumer_supplies
= wallvdd_consumers
,
315 static struct fixed_voltage_config wallvdd_pdata
= {
316 .supply_name
= "WALLVDD",
317 .microvolts
= 5000000,
318 .init_data
= &wallvdd_data
,
322 static struct platform_device wallvdd_device
= {
323 .name
= "reg-fixed-voltage",
326 .platform_data
= &wallvdd_pdata
,
330 static struct platform_device
*crag6410_devices
[] __initdata
= {
337 &s3c_device_usb_hsotg
,
338 &s3c_device_timer
[0],
339 &s3c64xx_device_iis0
,
340 &s3c64xx_device_iis1
,
342 &samsung_device_keypad
,
343 &crag6410_gpio_keydev
,
344 &crag6410_dm9k_device
,
345 &s3c64xx_device_spi0
,
347 &crag6410_lcd_powerdev
,
348 &crag6410_backlight_device
,
356 static struct pca953x_platform_data crag6410_pca_data
= {
357 .gpio_base
= PCA935X_GPIO_BASE
,
361 /* VDDARM is controlled by DVS1 connected to GPK(0) */
362 static struct wm831x_buckv_pdata vddarm_pdata
= {
363 .dvs_control_src
= 1,
364 .dvs_gpio
= S3C64XX_GPK(0),
367 static struct regulator_consumer_supply vddarm_consumers
[] __initdata
= {
368 REGULATOR_SUPPLY("vddarm", NULL
),
371 static struct regulator_init_data vddarm __initdata
= {
377 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
379 .num_consumer_supplies
= ARRAY_SIZE(vddarm_consumers
),
380 .consumer_supplies
= vddarm_consumers
,
381 .supply_regulator
= "WALLVDD",
382 .driver_data
= &vddarm_pdata
,
385 static struct regulator_consumer_supply vddint_consumers
[] __initdata
= {
386 REGULATOR_SUPPLY("vddint", NULL
),
389 static struct regulator_init_data vddint __initdata
= {
395 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
397 .num_consumer_supplies
= ARRAY_SIZE(vddint_consumers
),
398 .consumer_supplies
= vddint_consumers
,
399 .supply_regulator
= "WALLVDD",
402 static struct regulator_init_data vddmem __initdata
= {
409 static struct regulator_init_data vddsys __initdata
= {
411 .name
= "VDDSYS,VDDEXT,VDDPCM,VDDSS",
416 static struct regulator_consumer_supply vddmmc_consumers
[] __initdata
= {
417 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
418 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.1"),
419 REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"),
422 static struct regulator_init_data vddmmc __initdata
= {
427 .num_consumer_supplies
= ARRAY_SIZE(vddmmc_consumers
),
428 .consumer_supplies
= vddmmc_consumers
,
429 .supply_regulator
= "WALLVDD",
432 static struct regulator_init_data vddotgi __initdata
= {
437 .supply_regulator
= "WALLVDD",
440 static struct regulator_init_data vddotg __initdata
= {
445 .supply_regulator
= "WALLVDD",
448 static struct regulator_init_data vddhi __initdata
= {
453 .supply_regulator
= "WALLVDD",
456 static struct regulator_init_data vddadc __initdata
= {
458 .name
= "VDDADC,VDDDAC",
461 .supply_regulator
= "WALLVDD",
464 static struct regulator_init_data vddmem0 __initdata
= {
469 .supply_regulator
= "WALLVDD",
472 static struct regulator_init_data vddpll __initdata
= {
477 .supply_regulator
= "WALLVDD",
480 static struct regulator_init_data vddlcd __initdata
= {
485 .supply_regulator
= "WALLVDD",
488 static struct regulator_init_data vddalive __initdata
= {
493 .supply_regulator
= "WALLVDD",
496 static struct wm831x_backup_pdata banff_backup_pdata __initdata
= {
498 .vlim
= 2500, /* mV */
499 .ilim
= 200, /* uA */
502 static struct wm831x_status_pdata banff_red_led __initdata
= {
503 .name
= "banff:red:",
504 .default_src
= WM831X_STATUS_MANUAL
,
507 static struct wm831x_status_pdata banff_green_led __initdata
= {
508 .name
= "banff:green:",
509 .default_src
= WM831X_STATUS_MANUAL
,
512 static struct wm831x_touch_pdata touch_pdata __initdata
= {
513 .data_irq
= S3C_EINT(26),
514 .pd_irq
= S3C_EINT(27),
517 static struct wm831x_pdata crag_pmic_pdata __initdata
= {
519 .irq_base
= BANFF_PMIC_IRQ_BASE
,
520 .gpio_base
= BANFF_PMIC_GPIO_BASE
,
521 .soft_shutdown
= true,
523 .backup
= &banff_backup_pdata
,
526 /* GPIO5: DVS1_REQ - CMOS, DBVDD, active high */
527 [4] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
| 0x8,
528 /* GPIO11: Touchscreen data - CMOS, DBVDD, active high*/
529 [10] = WM831X_GPN_POL
| WM831X_GPN_ENA
| 0x6,
530 /* GPIO12: Touchscreen pen down - CMOS, DBVDD, active high*/
531 [11] = WM831X_GPN_POL
| WM831X_GPN_ENA
| 0x7,
551 &vddalive
, /* LDO11 */
559 .touch
= &touch_pdata
,
562 static struct i2c_board_info i2c_devs0
[] __initdata
= {
563 { I2C_BOARD_INFO("24c08", 0x50), },
564 { I2C_BOARD_INFO("tca6408", 0x20),
565 .platform_data
= &crag6410_pca_data
,
567 { I2C_BOARD_INFO("wm8312", 0x34),
568 .platform_data
= &crag_pmic_pdata
,
573 static struct s3c2410_platform_i2c i2c0_pdata
= {
577 static struct regulator_init_data pvdd_1v2 __initdata
= {
584 static struct regulator_consumer_supply pvdd_1v8_consumers
[] __initdata
= {
585 REGULATOR_SUPPLY("LDOVDD", "1-001a"),
586 REGULATOR_SUPPLY("PLLVDD", "1-001a"),
587 REGULATOR_SUPPLY("DBVDD", "1-001a"),
588 REGULATOR_SUPPLY("DBVDD1", "1-001a"),
589 REGULATOR_SUPPLY("DBVDD2", "1-001a"),
590 REGULATOR_SUPPLY("DBVDD3", "1-001a"),
591 REGULATOR_SUPPLY("CPVDD", "1-001a"),
592 REGULATOR_SUPPLY("AVDD2", "1-001a"),
593 REGULATOR_SUPPLY("DCVDD", "1-001a"),
594 REGULATOR_SUPPLY("AVDD", "1-001a"),
597 static struct regulator_init_data pvdd_1v8 __initdata
= {
603 .consumer_supplies
= pvdd_1v8_consumers
,
604 .num_consumer_supplies
= ARRAY_SIZE(pvdd_1v8_consumers
),
607 static struct regulator_consumer_supply pvdd_3v3_consumers
[] __initdata
= {
608 REGULATOR_SUPPLY("MICVDD", "1-001a"),
609 REGULATOR_SUPPLY("AVDD1", "1-001a"),
612 static struct regulator_init_data pvdd_3v3 __initdata
= {
618 .consumer_supplies
= pvdd_3v3_consumers
,
619 .num_consumer_supplies
= ARRAY_SIZE(pvdd_3v3_consumers
),
622 static struct wm831x_pdata glenfarclas_pmic_pdata __initdata
= {
624 .irq_base
= GLENFARCLAS_PMIC_IRQ_BASE
,
625 .gpio_base
= GLENFARCLAS_PMIC_GPIO_BASE
,
626 .soft_shutdown
= true,
629 /* GPIO1-3: IRQ inputs, rising edge triggered, CMOS */
630 [0] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
,
631 [1] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
,
632 [2] = WM831X_GPN_DIR
| WM831X_GPN_POL
| WM831X_GPN_ENA
,
636 &pvdd_1v2
, /* DCDC1 */
637 &pvdd_1v8
, /* DCDC2 */
638 &pvdd_3v3
, /* DCDC3 */
641 .disable_touch
= true,
644 static struct wm1250_ev1_pdata wm1250_ev1_pdata
= {
646 [WM1250_EV1_GPIO_CLK_ENA
] = S3C64XX_GPN(12),
647 [WM1250_EV1_GPIO_CLK_SEL0
] = S3C64XX_GPL(12),
648 [WM1250_EV1_GPIO_CLK_SEL1
] = S3C64XX_GPL(13),
649 [WM1250_EV1_GPIO_OSR
] = S3C64XX_GPL(14),
650 [WM1250_EV1_GPIO_MASTER
] = S3C64XX_GPL(8),
654 static struct i2c_board_info i2c_devs1
[] __initdata
= {
655 { I2C_BOARD_INFO("wm8311", 0x34),
657 .platform_data
= &glenfarclas_pmic_pdata
},
659 { I2C_BOARD_INFO("wlf-gf-module", 0x24) },
660 { I2C_BOARD_INFO("wlf-gf-module", 0x25) },
661 { I2C_BOARD_INFO("wlf-gf-module", 0x26) },
663 { I2C_BOARD_INFO("wm1250-ev1", 0x27),
664 .platform_data
= &wm1250_ev1_pdata
},
667 static struct s3c2410_platform_i2c i2c1_pdata
= {
672 static void __init
crag6410_map_io(void)
674 s3c64xx_init_io(NULL
, 0);
675 s3c24xx_init_clocks(12000000);
676 s3c24xx_init_uarts(crag6410_uartcfgs
, ARRAY_SIZE(crag6410_uartcfgs
));
678 /* LCD type and Bypass set by bootloader */
681 static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata
= {
683 .cd_type
= S3C_SDHCI_CD_PERMANENT
,
686 static void crag6410_cfg_sdhci0(struct platform_device
*dev
, int width
)
688 /* Set all the necessary GPG pins to special-function 2 */
689 s3c_gpio_cfgrange_nopull(S3C64XX_GPG(0), 2 + width
, S3C_GPIO_SFN(2));
691 /* force card-detected for prototype 0 */
692 s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_DOWN
);
695 static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata
= {
697 .cd_type
= S3C_SDHCI_CD_INTERNAL
,
698 .cfg_gpio
= crag6410_cfg_sdhci0
,
701 static void __init
crag6410_machine_init(void)
703 /* Open drain IRQs need pullups */
704 s3c_gpio_setpull(S3C64XX_GPM(0), S3C_GPIO_PULL_UP
);
705 s3c_gpio_setpull(S3C64XX_GPN(0), S3C_GPIO_PULL_UP
);
707 gpio_request(S3C64XX_GPB(0), "LCD power");
708 gpio_direction_output(S3C64XX_GPB(0), 0);
710 gpio_request(S3C64XX_GPF(14), "LCD PWM");
711 gpio_direction_output(S3C64XX_GPF(14), 0); /* turn off */
713 gpio_request(S3C64XX_GPB(1), "SD power");
714 gpio_direction_output(S3C64XX_GPB(1), 0);
716 gpio_request(S3C64XX_GPF(10), "nRESETSEL");
717 gpio_direction_output(S3C64XX_GPF(10), 1);
719 s3c_sdhci0_set_platdata(&crag6410_hsmmc0_pdata
);
720 s3c_sdhci2_set_platdata(&crag6410_hsmmc2_pdata
);
722 s3c_i2c0_set_platdata(&i2c0_pdata
);
723 s3c_i2c1_set_platdata(&i2c1_pdata
);
724 s3c_fb_set_platdata(&crag6410_lcd_pdata
);
726 i2c_register_board_info(0, i2c_devs0
, ARRAY_SIZE(i2c_devs0
));
727 i2c_register_board_info(1, i2c_devs1
, ARRAY_SIZE(i2c_devs1
));
729 samsung_keypad_set_platdata(&crag6410_keypad_data
);
731 platform_add_devices(crag6410_devices
, ARRAY_SIZE(crag6410_devices
));
733 regulator_has_full_constraints();
738 MACHINE_START(WLF_CRAGG_6410
, "Wolfson Cragganmore 6410")
739 /* Maintainer: Mark Brown <broonie@opensource.wolfsonmicro.com> */
740 .atag_offset
= 0x100,
741 .init_irq
= s3c6410_init_irq
,
742 .handle_irq
= vic_handle_irq
,
743 .map_io
= crag6410_map_io
,
744 .init_machine
= crag6410_machine_init
,
745 .timer
= &s3c24xx_timer
,
746 .restart
= s3c64xx_restart
,