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>
31 #include <linux/regulator/machine.h>
32 #include <linux/pwm_backlight.h>
34 #ifdef CONFIG_SMDK6410_WM1190_EV1
35 #include <linux/mfd/wm8350/core.h>
36 #include <linux/mfd/wm8350/pmic.h>
39 #ifdef CONFIG_SMDK6410_WM1192_EV1
40 #include <linux/mfd/wm831x/core.h>
41 #include <linux/mfd/wm831x/pdata.h>
44 #include <video/platform_lcd.h>
46 #include <asm/hardware/vic.h>
47 #include <asm/mach/arch.h>
48 #include <asm/mach/map.h>
49 #include <asm/mach/irq.h>
51 #include <mach/hardware.h>
55 #include <asm/mach-types.h>
57 #include <plat/regs-serial.h>
58 #include <mach/regs-modem.h>
59 #include <mach/regs-gpio.h>
60 #include <mach/regs-sys.h>
61 #include <mach/regs-srom.h>
65 #include <plat/gpio-cfg.h>
67 #include <plat/clock.h>
68 #include <plat/devs.h>
72 #include <plat/keypad.h>
73 #include <plat/backlight.h>
74 #include <plat/regs-fb-v4.h>
75 #include <plat/udc-hs.h>
79 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
80 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
81 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
83 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
114 /* framebuffer and LCD setup. */
116 /* GPF15 = LCD backlight control
117 * GPF13 => Panel power
118 * GPN5 = LCD nRESET signal
119 * PWM_TOUT1 => backlight brightness
122 static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
126 gpio_direction_output(S3C64XX_GPF(13), 1);
128 /* fire nRESET on power up */
129 gpio_direction_output(S3C64XX_GPN(5), 0);
131 gpio_direction_output(S3C64XX_GPN(5), 1);
134 gpio_direction_output(S3C64XX_GPF(13), 0);
138 static struct plat_lcd_data smdk6410_lcd_power_data = {
139 .set_power = smdk6410_lcd_power_set,
142 static struct platform_device smdk6410_lcd_powerdev = {
143 .name = "platform-lcd",
144 .dev.parent = &s3c_device_fb.dev,
145 .dev.platform_data = &smdk6410_lcd_power_data,
148 static struct s3c_fb_pd_win smdk6410_fb_win0 = {
149 /* this is to ensure we use win0 */
162 .virtual_y = 480 * 2,
166 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
167 static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
168 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
169 .win[0] = &smdk6410_fb_win0,
170 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
171 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
175 * Configuring Ethernet on SMDK6410
177 * Both CS8900A and LAN9115 chips share one chip select mediated by CFG6.
178 * The constant address below corresponds to nCS1
180 * 1) Set CFGB2 p3 ON others off, no other CFGB selects "ethernet"
181 * 2) CFG6 needs to be switched to "LAN9115" side
184 static struct resource smdk6410_smsc911x_resources[] = {
186 .start = S3C64XX_PA_XM0CSN1,
187 .end = S3C64XX_PA_XM0CSN1 + SZ_64K - 1,
188 .flags = IORESOURCE_MEM,
191 .start = S3C_EINT(10),
193 .flags = IORESOURCE_IRQ | IRQ_TYPE_LEVEL_LOW,
197 static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
198 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
199 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
200 .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
201 .phy_interface = PHY_INTERFACE_MODE_MII,
205 static struct platform_device smdk6410_smsc911x = {
208 .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
209 .resource = &smdk6410_smsc911x_resources[0],
211 .platform_data = &smdk6410_smsc911x_pdata,
215 #ifdef CONFIG_REGULATOR
216 static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] __initdata = {
217 REGULATOR_SUPPLY("PVDD", "0-001b"),
218 REGULATOR_SUPPLY("AVDD", "0-001b"),
221 static struct regulator_init_data smdk6410_b_pwr_5v_data = {
225 .num_consumer_supplies = ARRAY_SIZE(smdk6410_b_pwr_5v_consumers),
226 .consumer_supplies = smdk6410_b_pwr_5v_consumers,
229 static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
230 .supply_name = "B_PWR_5V",
231 .microvolts = 5000000,
232 .init_data = &smdk6410_b_pwr_5v_data,
236 static struct platform_device smdk6410_b_pwr_5v = {
237 .name = "reg-fixed-voltage",
240 .platform_data = &smdk6410_b_pwr_5v_pdata,
245 static struct s3c_ide_platdata smdk6410_ide_pdata __initdata = {
246 .setup_gpio = s3c64xx_ide_setup_gpio,
249 static uint32_t smdk6410_keymap[] __initdata = {
250 /* KEY(row, col, keycode) */
251 KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
252 KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
253 KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
254 KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
257 static struct matrix_keymap_data smdk6410_keymap_data __initdata = {
258 .keymap = smdk6410_keymap,
259 .keymap_size = ARRAY_SIZE(smdk6410_keymap),
262 static struct samsung_keypad_platdata smdk6410_keypad_data __initdata = {
263 .keymap_data = &smdk6410_keymap_data,
268 static struct map_desc smdk6410_iodesc[] = {};
270 static struct platform_device *smdk6410_devices[] __initdata = {
271 #ifdef CONFIG_SMDK6410_SD_CH0
274 #ifdef CONFIG_SMDK6410_SD_CH1
281 &s3c_device_usb_hsotg,
283 &s3c64xx_device_iisv4,
284 &samsung_device_keypad,
286 #ifdef CONFIG_REGULATOR
289 &smdk6410_lcd_powerdev,
299 #ifdef CONFIG_REGULATOR
301 static struct regulator_consumer_supply smdk6410_vddarm_consumers[] = {
302 REGULATOR_SUPPLY("vddarm", NULL),
305 /* VDDARM, BUCK1 on J5 */
306 static struct regulator_init_data smdk6410_vddarm = {
312 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
314 .num_consumer_supplies = ARRAY_SIZE(smdk6410_vddarm_consumers),
315 .consumer_supplies = smdk6410_vddarm_consumers,
318 /* VDD_INT, BUCK2 on J5 */
319 static struct regulator_init_data smdk6410_vddint = {
325 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
329 /* VDD_HI, LDO3 on J5 */
330 static struct regulator_init_data smdk6410_vddhi = {
337 /* VDD_PLL, LDO2 on J5 */
338 static struct regulator_init_data smdk6410_vddpll = {
345 /* VDD_UH_MMC, LDO5 on J5 */
346 static struct regulator_init_data smdk6410_vdduh_mmc = {
348 .name = "PVDD_UH+PVDD_MMC",
353 /* VCCM3BT, LDO8 on J5 */
354 static struct regulator_init_data smdk6410_vccmc3bt = {
361 /* VCCM2MTV, LDO11 on J5 */
362 static struct regulator_init_data smdk6410_vccm2mtv = {
369 /* VDD_LCD, LDO12 on J5 */
370 static struct regulator_init_data smdk6410_vddlcd = {
377 /* VDD_OTGI, LDO9 on J5 */
378 static struct regulator_init_data smdk6410_vddotgi = {
385 /* VDD_OTG, LDO14 on J5 */
386 static struct regulator_init_data smdk6410_vddotg = {
393 /* VDD_ALIVE, LDO15 on J5 */
394 static struct regulator_init_data smdk6410_vddalive = {
396 .name = "PVDD_ALIVE",
401 /* VDD_AUDIO, VLDO_AUDIO on J5 */
402 static struct regulator_init_data smdk6410_vddaudio = {
404 .name = "PVDD_AUDIO",
410 #ifdef CONFIG_SMDK6410_WM1190_EV1
411 /* S3C64xx internal logic & PLL */
412 static struct regulator_init_data wm8350_dcdc1_data = {
414 .name = "PVDD_INT+PVDD_PLL",
423 static struct regulator_init_data wm8350_dcdc3_data = {
431 .mode = REGULATOR_MODE_NORMAL,
434 .initial_state = PM_SUSPEND_MEM,
438 /* USB, EXT, PCM, ADC/DAC, USB, MMC */
439 static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
440 REGULATOR_SUPPLY("DVDD", "0-001b"),
443 static struct regulator_init_data wm8350_dcdc4_data = {
445 .name = "PVDD_HI+PVDD_EXT+PVDD_SYS+PVCCM2MTV",
450 .num_consumer_supplies = ARRAY_SIZE(wm8350_dcdc4_consumers),
451 .consumer_supplies = wm8350_dcdc4_consumers,
454 /* OTGi/1190-EV1 HPVDD & AVDD */
455 static struct regulator_init_data wm8350_ldo4_data = {
457 .name = "PVDD_OTGI+HPVDD+AVDD",
467 struct regulator_init_data *initdata;
468 } wm1190_regulators[] = {
469 { WM8350_DCDC_1, &wm8350_dcdc1_data },
470 { WM8350_DCDC_3, &wm8350_dcdc3_data },
471 { WM8350_DCDC_4, &wm8350_dcdc4_data },
472 { WM8350_DCDC_6, &smdk6410_vddarm },
473 { WM8350_LDO_1, &smdk6410_vddalive },
474 { WM8350_LDO_2, &smdk6410_vddotg },
475 { WM8350_LDO_3, &smdk6410_vddlcd },
476 { WM8350_LDO_4, &wm8350_ldo4_data },
479 static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
483 /* Configure the IRQ line */
484 s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
486 /* Instantiate the regulators */
487 for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
488 wm8350_register_regulator(wm8350,
489 wm1190_regulators[i].regulator,
490 wm1190_regulators[i].initdata);
495 static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
496 .init = smdk6410_wm8350_init,
498 .irq_base = IRQ_BOARD_START,
502 #ifdef CONFIG_SMDK6410_WM1192_EV1
503 static struct gpio_led wm1192_pmic_leds[] = {
505 .name = "PMIC:red:power",
506 .gpio = GPIO_BOARD_START + 3,
507 .default_state = LEDS_GPIO_DEFSTATE_ON,
511 static struct gpio_led_platform_data wm1192_pmic_led = {
512 .num_leds = ARRAY_SIZE(wm1192_pmic_leds),
513 .leds = wm1192_pmic_leds,
516 static struct platform_device wm1192_pmic_led_dev = {
520 .platform_data = &wm1192_pmic_led,
524 static int wm1192_pre_init(struct wm831x *wm831x)
528 /* Configure the IRQ line */
529 s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
531 ret = platform_device_register(&wm1192_pmic_led_dev);
533 dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);
538 static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
543 static struct regulator_init_data wm1192_dcdc3 = {
545 .name = "PVDD_MEM+PVDD_GPS",
550 static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
551 REGULATOR_SUPPLY("DVDD", "0-001b"), /* WM8580 */
554 static struct regulator_init_data wm1192_ldo1 = {
556 .name = "PVDD_LCD+PVDD_EXT",
559 .consumer_supplies = wm1192_ldo1_consumers,
560 .num_consumer_supplies = ARRAY_SIZE(wm1192_ldo1_consumers),
563 static struct wm831x_status_pdata wm1192_led7_pdata = {
564 .name = "LED7:green:",
567 static struct wm831x_status_pdata wm1192_led8_pdata = {
568 .name = "LED8:green:",
571 static struct wm831x_pdata smdk6410_wm1192_pdata = {
572 .pre_init = wm1192_pre_init,
573 .irq_base = IRQ_BOARD_START,
575 .backlight = &wm1192_backlight_pdata,
577 &smdk6410_vddarm, /* DCDC1 */
578 &smdk6410_vddint, /* DCDC2 */
581 .gpio_base = GPIO_BOARD_START,
583 &wm1192_ldo1, /* LDO1 */
584 &smdk6410_vdduh_mmc, /* LDO2 */
586 &smdk6410_vddotgi, /* LDO4 */
587 &smdk6410_vddotg, /* LDO5 */
588 &smdk6410_vddhi, /* LDO6 */
589 &smdk6410_vddaudio, /* LDO7 */
590 &smdk6410_vccm2mtv, /* LDO8 */
591 &smdk6410_vddpll, /* LDO9 */
592 &smdk6410_vccmc3bt, /* LDO10 */
593 &smdk6410_vddalive, /* LDO11 */
602 static struct i2c_board_info i2c_devs0[] __initdata = {
603 { I2C_BOARD_INFO("24c08", 0x50), },
604 { I2C_BOARD_INFO("wm8580", 0x1b), },
606 #ifdef CONFIG_SMDK6410_WM1192_EV1
607 { I2C_BOARD_INFO("wm8312", 0x34),
608 .platform_data = &smdk6410_wm1192_pdata,
613 #ifdef CONFIG_SMDK6410_WM1190_EV1
614 { I2C_BOARD_INFO("wm8350", 0x1a),
615 .platform_data = &smdk6410_wm8350_pdata,
621 static struct i2c_board_info i2c_devs1[] __initdata = {
622 { I2C_BOARD_INFO("24c128", 0x57), }, /* Samsung S524AD0XD1 */
625 /* LCD Backlight data */
626 static struct samsung_bl_gpio_info smdk6410_bl_gpio_info = {
627 .no = S3C64XX_GPF(15),
628 .func = S3C_GPIO_SFN(2),
631 static struct platform_pwm_backlight_data smdk6410_bl_data = {
635 static struct s3c_hsotg_plat smdk6410_hsotg_pdata;
637 static void __init smdk6410_map_io(void)
641 s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
642 s3c24xx_init_clocks(12000000);
643 s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
645 /* set the LCD type */
647 tmp = __raw_readl(S3C64XX_SPCON);
648 tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
649 tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
650 __raw_writel(tmp, S3C64XX_SPCON);
652 /* remove the lcd bypass */
653 tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
654 tmp &= ~MIFPCON_LCD_BYPASS;
655 __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
658 static void __init smdk6410_machine_init(void)
662 s3c_i2c0_set_platdata(NULL);
663 s3c_i2c1_set_platdata(NULL);
664 s3c_fb_set_platdata(&smdk6410_lcd_pdata);
665 s3c_hsotg_set_platdata(&smdk6410_hsotg_pdata);
667 samsung_keypad_set_platdata(&smdk6410_keypad_data);
669 s3c24xx_ts_set_platdata(NULL);
671 /* configure nCS1 width to 16 bits */
673 cs1 = __raw_readl(S3C64XX_SROM_BW) &
674 ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
675 cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
676 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
677 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
678 S3C64XX_SROM_BW__NCS1__SHIFT;
679 __raw_writel(cs1, S3C64XX_SROM_BW);
681 /* set timing for nCS1 suitable for ethernet chip */
683 __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
684 (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
685 (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
686 (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
687 (0xe << S3C64XX_SROM_BCX__TACC__SHIFT) |
688 (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
689 (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
691 gpio_request(S3C64XX_GPN(5), "LCD power");
692 gpio_request(S3C64XX_GPF(13), "LCD power");
694 i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
695 i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
697 s3c_ide_set_platdata(&smdk6410_ide_pdata);
699 samsung_bl_set(&smdk6410_bl_gpio_info, &smdk6410_bl_data);
701 platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
704 MACHINE_START(SMDK6410, "SMDK6410")
705 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
706 .atag_offset = 0x100,
708 .init_irq = s3c6410_init_irq,
709 .handle_irq = vic_handle_irq,
710 .map_io = smdk6410_map_io,
711 .init_machine = smdk6410_machine_init,
712 .timer = &s3c24xx_timer,
713 .restart = s3c64xx_restart,