1 /* linux/arch/arm/mach-s3c64xx/mach-smdk6410.c
3 * Copyright 2008 Openmoko, Inc.
4 * Copyright 2008 Simtec Electronics
5 * Ben Dooks <ben@simtec.co.uk>
6 * http://armlinux.simtec.co.uk/
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
14 #include <linux/kernel.h>
15 #include <linux/types.h>
16 #include <linux/interrupt.h>
17 #include <linux/list.h>
18 #include <linux/timer.h>
19 #include <linux/init.h>
20 #include <linux/input.h>
21 #include <linux/serial_core.h>
22 #include <linux/platform_device.h>
24 #include <linux/i2c.h>
25 #include <linux/leds.h>
27 #include <linux/gpio.h>
28 #include <linux/delay.h>
29 #include <linux/smsc911x.h>
30 #include <linux/regulator/fixed.h>
32 #ifdef CONFIG_SMDK6410_WM1190_EV1
33 #include <linux/mfd/wm8350/core.h>
34 #include <linux/mfd/wm8350/pmic.h>
37 #ifdef CONFIG_SMDK6410_WM1192_EV1
38 #include <linux/mfd/wm831x/core.h>
39 #include <linux/mfd/wm831x/pdata.h>
42 #include <video/platform_lcd.h>
44 #include <asm/mach/arch.h>
45 #include <asm/mach/map.h>
46 #include <asm/mach/irq.h>
48 #include <mach/hardware.h>
49 #include <mach/regs-fb.h>
53 #include <asm/mach-types.h>
55 #include <plat/regs-serial.h>
56 #include <mach/regs-modem.h>
57 #include <mach/regs-gpio.h>
58 #include <mach/regs-sys.h>
59 #include <mach/regs-srom.h>
63 #include <plat/gpio-cfg.h>
65 #include <mach/s3c6410.h>
66 #include <plat/clock.h>
67 #include <plat/devs.h>
71 #include <plat/keypad.h>
73 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
74 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
75 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
77 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
108 /* framebuffer and LCD setup. */
110 /* GPF15 = LCD backlight control
111 * GPF13 => Panel power
112 * GPN5 = LCD nRESET signal
113 * PWM_TOUT1 => backlight brightness
116 static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
120 gpio_direction_output(S3C64XX_GPF(13), 1);
121 gpio_direction_output(S3C64XX_GPF(15), 1);
123 /* fire nRESET on power up */
124 gpio_direction_output(S3C64XX_GPN(5), 0);
126 gpio_direction_output(S3C64XX_GPN(5), 1);
129 gpio_direction_output(S3C64XX_GPF(15), 0);
130 gpio_direction_output(S3C64XX_GPF(13), 0);
134 static struct plat_lcd_data smdk6410_lcd_power_data = {
135 .set_power = smdk6410_lcd_power_set,
138 static struct platform_device smdk6410_lcd_powerdev = {
139 .name = "platform-lcd",
140 .dev.parent = &s3c_device_fb.dev,
141 .dev.platform_data = &smdk6410_lcd_power_data,
144 static struct s3c_fb_pd_win smdk6410_fb_win0 = {
145 /* this is to ensure we use win0 */
158 .virtual_y = 480 * 2,
162 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
163 static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
164 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
165 .win[0] = &smdk6410_fb_win0,
166 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
167 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
171 * Configuring Ethernet on SMDK6410
173 * Both CS8900A and LAN9115 chips share one chip select mediated by CFG6.
174 * The constant address below corresponds to nCS1
176 * 1) Set CFGB2 p3 ON others off, no other CFGB selects "ethernet"
177 * 2) CFG6 needs to be switched to "LAN9115" side
180 static struct resource smdk6410_smsc911x_resources[] = {
182 .start = S3C64XX_PA_XM0CSN1,
183 .end = S3C64XX_PA_XM0CSN1 + SZ_64K - 1,
184 .flags = IORESOURCE_MEM,
187 .start = S3C_EINT(10),
189 .flags = IORESOURCE_IRQ | IRQ_TYPE_LEVEL_LOW,
193 static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
194 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
195 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
196 .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
197 .phy_interface = PHY_INTERFACE_MODE_MII,
201 static struct platform_device smdk6410_smsc911x = {
204 .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
205 .resource = &smdk6410_smsc911x_resources[0],
207 .platform_data = &smdk6410_smsc911x_pdata,
211 #ifdef CONFIG_REGULATOR
212 static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] = {
216 .dev_name = "0-001b",
221 .dev_name = "0-001b",
225 static struct regulator_init_data smdk6410_b_pwr_5v_data = {
229 .num_consumer_supplies = ARRAY_SIZE(smdk6410_b_pwr_5v_consumers),
230 .consumer_supplies = smdk6410_b_pwr_5v_consumers,
233 static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
234 .supply_name = "B_PWR_5V",
235 .microvolts = 5000000,
236 .init_data = &smdk6410_b_pwr_5v_data,
240 static struct platform_device smdk6410_b_pwr_5v = {
241 .name = "reg-fixed-voltage",
244 .platform_data = &smdk6410_b_pwr_5v_pdata,
249 static struct s3c_ide_platdata smdk6410_ide_pdata __initdata = {
250 .setup_gpio = s3c64xx_ide_setup_gpio,
253 static uint32_t smdk6410_keymap[] __initdata = {
254 /* KEY(row, col, keycode) */
255 KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
256 KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
257 KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
258 KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
261 static struct matrix_keymap_data smdk6410_keymap_data __initdata = {
262 .keymap = smdk6410_keymap,
263 .keymap_size = ARRAY_SIZE(smdk6410_keymap),
266 static struct samsung_keypad_platdata smdk6410_keypad_data __initdata = {
267 .keymap_data = &smdk6410_keymap_data,
272 static struct map_desc smdk6410_iodesc[] = {};
274 static struct platform_device *smdk6410_devices[] __initdata = {
275 #ifdef CONFIG_SMDK6410_SD_CH0
278 #ifdef CONFIG_SMDK6410_SD_CH1
285 &s3c_device_usb_hsotg,
287 &s3c64xx_device_iisv4,
288 &samsung_device_keypad,
290 #ifdef CONFIG_REGULATOR
293 &smdk6410_lcd_powerdev,
303 #ifdef CONFIG_REGULATOR
305 static struct regulator_consumer_supply smdk6410_vddarm_consumers[] = {
311 /* VDDARM, BUCK1 on J5 */
312 static struct regulator_init_data smdk6410_vddarm = {
318 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
320 .num_consumer_supplies = ARRAY_SIZE(smdk6410_vddarm_consumers),
321 .consumer_supplies = smdk6410_vddarm_consumers,
324 /* VDD_INT, BUCK2 on J5 */
325 static struct regulator_init_data smdk6410_vddint = {
331 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
335 /* VDD_HI, LDO3 on J5 */
336 static struct regulator_init_data smdk6410_vddhi = {
343 /* VDD_PLL, LDO2 on J5 */
344 static struct regulator_init_data smdk6410_vddpll = {
351 /* VDD_UH_MMC, LDO5 on J5 */
352 static struct regulator_init_data smdk6410_vdduh_mmc = {
354 .name = "PVDD_UH/PVDD_MMC",
359 /* VCCM3BT, LDO8 on J5 */
360 static struct regulator_init_data smdk6410_vccmc3bt = {
367 /* VCCM2MTV, LDO11 on J5 */
368 static struct regulator_init_data smdk6410_vccm2mtv = {
375 /* VDD_LCD, LDO12 on J5 */
376 static struct regulator_init_data smdk6410_vddlcd = {
383 /* VDD_OTGI, LDO9 on J5 */
384 static struct regulator_init_data smdk6410_vddotgi = {
391 /* VDD_OTG, LDO14 on J5 */
392 static struct regulator_init_data smdk6410_vddotg = {
399 /* VDD_ALIVE, LDO15 on J5 */
400 static struct regulator_init_data smdk6410_vddalive = {
402 .name = "PVDD_ALIVE",
407 /* VDD_AUDIO, VLDO_AUDIO on J5 */
408 static struct regulator_init_data smdk6410_vddaudio = {
410 .name = "PVDD_AUDIO",
416 #ifdef CONFIG_SMDK6410_WM1190_EV1
417 /* S3C64xx internal logic & PLL */
418 static struct regulator_init_data wm8350_dcdc1_data = {
420 .name = "PVDD_INT/PVDD_PLL",
429 static struct regulator_init_data wm8350_dcdc3_data = {
437 .mode = REGULATOR_MODE_NORMAL,
440 .initial_state = PM_SUSPEND_MEM,
444 /* USB, EXT, PCM, ADC/DAC, USB, MMC */
445 static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
449 .dev_name = "0-001b",
453 static struct regulator_init_data wm8350_dcdc4_data = {
455 .name = "PVDD_HI/PVDD_EXT/PVDD_SYS/PVCCM2MTV",
460 .num_consumer_supplies = ARRAY_SIZE(wm8350_dcdc4_consumers),
461 .consumer_supplies = wm8350_dcdc4_consumers,
464 /* OTGi/1190-EV1 HPVDD & AVDD */
465 static struct regulator_init_data wm8350_ldo4_data = {
467 .name = "PVDD_OTGI/HPVDD/AVDD",
477 struct regulator_init_data *initdata;
478 } wm1190_regulators[] = {
479 { WM8350_DCDC_1, &wm8350_dcdc1_data },
480 { WM8350_DCDC_3, &wm8350_dcdc3_data },
481 { WM8350_DCDC_4, &wm8350_dcdc4_data },
482 { WM8350_DCDC_6, &smdk6410_vddarm },
483 { WM8350_LDO_1, &smdk6410_vddalive },
484 { WM8350_LDO_2, &smdk6410_vddotg },
485 { WM8350_LDO_3, &smdk6410_vddlcd },
486 { WM8350_LDO_4, &wm8350_ldo4_data },
489 static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
493 /* Configure the IRQ line */
494 s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
496 /* Instantiate the regulators */
497 for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
498 wm8350_register_regulator(wm8350,
499 wm1190_regulators[i].regulator,
500 wm1190_regulators[i].initdata);
505 static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
506 .init = smdk6410_wm8350_init,
508 .irq_base = IRQ_BOARD_START,
512 #ifdef CONFIG_SMDK6410_WM1192_EV1
513 static struct gpio_led wm1192_pmic_leds[] = {
515 .name = "PMIC:red:power",
516 .gpio = GPIO_BOARD_START + 3,
517 .default_state = LEDS_GPIO_DEFSTATE_ON,
521 static struct gpio_led_platform_data wm1192_pmic_led = {
522 .num_leds = ARRAY_SIZE(wm1192_pmic_leds),
523 .leds = wm1192_pmic_leds,
526 static struct platform_device wm1192_pmic_led_dev = {
530 .platform_data = &wm1192_pmic_led,
534 static int wm1192_pre_init(struct wm831x *wm831x)
538 /* Configure the IRQ line */
539 s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
541 ret = platform_device_register(&wm1192_pmic_led_dev);
543 dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);
548 static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
553 static struct regulator_init_data wm1192_dcdc3 = {
555 .name = "PVDD_MEM/PVDD_GPS",
560 static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
561 { .supply = "DVDD", .dev_name = "0-001b", }, /* WM8580 */
564 static struct regulator_init_data wm1192_ldo1 = {
566 .name = "PVDD_LCD/PVDD_EXT",
569 .consumer_supplies = wm1192_ldo1_consumers,
570 .num_consumer_supplies = ARRAY_SIZE(wm1192_ldo1_consumers),
573 static struct wm831x_status_pdata wm1192_led7_pdata = {
574 .name = "LED7:green:",
577 static struct wm831x_status_pdata wm1192_led8_pdata = {
578 .name = "LED8:green:",
581 static struct wm831x_pdata smdk6410_wm1192_pdata = {
582 .pre_init = wm1192_pre_init,
583 .irq_base = IRQ_BOARD_START,
585 .backlight = &wm1192_backlight_pdata,
587 &smdk6410_vddarm, /* DCDC1 */
588 &smdk6410_vddint, /* DCDC2 */
591 .gpio_base = GPIO_BOARD_START,
593 &wm1192_ldo1, /* LDO1 */
594 &smdk6410_vdduh_mmc, /* LDO2 */
596 &smdk6410_vddotgi, /* LDO4 */
597 &smdk6410_vddotg, /* LDO5 */
598 &smdk6410_vddhi, /* LDO6 */
599 &smdk6410_vddaudio, /* LDO7 */
600 &smdk6410_vccm2mtv, /* LDO8 */
601 &smdk6410_vddpll, /* LDO9 */
602 &smdk6410_vccmc3bt, /* LDO10 */
603 &smdk6410_vddalive, /* LDO11 */
612 static struct i2c_board_info i2c_devs0[] __initdata = {
613 { I2C_BOARD_INFO("24c08", 0x50), },
614 { I2C_BOARD_INFO("wm8580", 0x1b), },
616 #ifdef CONFIG_SMDK6410_WM1192_EV1
617 { I2C_BOARD_INFO("wm8312", 0x34),
618 .platform_data = &smdk6410_wm1192_pdata,
623 #ifdef CONFIG_SMDK6410_WM1190_EV1
624 { I2C_BOARD_INFO("wm8350", 0x1a),
625 .platform_data = &smdk6410_wm8350_pdata,
631 static struct i2c_board_info i2c_devs1[] __initdata = {
632 { I2C_BOARD_INFO("24c128", 0x57), }, /* Samsung S524AD0XD1 */
635 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
638 .oversampling_shift = 2,
641 static void __init smdk6410_map_io(void)
645 s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
646 s3c24xx_init_clocks(12000000);
647 s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
649 /* set the LCD type */
651 tmp = __raw_readl(S3C64XX_SPCON);
652 tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
653 tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
654 __raw_writel(tmp, S3C64XX_SPCON);
656 /* remove the lcd bypass */
657 tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
658 tmp &= ~MIFPCON_LCD_BYPASS;
659 __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
662 static void __init smdk6410_machine_init(void)
666 s3c_i2c0_set_platdata(NULL);
667 s3c_i2c1_set_platdata(NULL);
668 s3c_fb_set_platdata(&smdk6410_lcd_pdata);
670 samsung_keypad_set_platdata(&smdk6410_keypad_data);
672 s3c24xx_ts_set_platdata(&s3c_ts_platform);
674 /* configure nCS1 width to 16 bits */
676 cs1 = __raw_readl(S3C64XX_SROM_BW) &
677 ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
678 cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
679 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
680 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
681 S3C64XX_SROM_BW__NCS1__SHIFT;
682 __raw_writel(cs1, S3C64XX_SROM_BW);
684 /* set timing for nCS1 suitable for ethernet chip */
686 __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
687 (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
688 (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
689 (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
690 (0xe << S3C64XX_SROM_BCX__TACC__SHIFT) |
691 (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
692 (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
694 gpio_request(S3C64XX_GPN(5), "LCD power");
695 gpio_request(S3C64XX_GPF(13), "LCD power");
696 gpio_request(S3C64XX_GPF(15), "LCD power");
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 s3c_ide_set_platdata(&smdk6410_ide_pdata);
703 platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
706 MACHINE_START(SMDK6410, "SMDK6410")
707 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
708 .boot_params = S3C64XX_PA_SDRAM + 0x100,
710 .init_irq = s3c6410_init_irq,
711 .map_io = smdk6410_map_io,
712 .init_machine = smdk6410_machine_init,
713 .timer = &s3c24xx_timer,