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
,
286 &s3c64xx_device_iisv4
,
287 &samsung_device_keypad
,
289 #ifdef CONFIG_REGULATOR
292 &smdk6410_lcd_powerdev
,
302 #ifdef CONFIG_REGULATOR
304 static struct regulator_consumer_supply smdk6410_vddarm_consumers
[] = {
310 /* VDDARM, BUCK1 on J5 */
311 static struct regulator_init_data smdk6410_vddarm
= {
317 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
319 .num_consumer_supplies
= ARRAY_SIZE(smdk6410_vddarm_consumers
),
320 .consumer_supplies
= smdk6410_vddarm_consumers
,
323 /* VDD_INT, BUCK2 on J5 */
324 static struct regulator_init_data smdk6410_vddint
= {
330 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
334 /* VDD_HI, LDO3 on J5 */
335 static struct regulator_init_data smdk6410_vddhi
= {
342 /* VDD_PLL, LDO2 on J5 */
343 static struct regulator_init_data smdk6410_vddpll
= {
350 /* VDD_UH_MMC, LDO5 on J5 */
351 static struct regulator_init_data smdk6410_vdduh_mmc
= {
353 .name
= "PVDD_UH/PVDD_MMC",
358 /* VCCM3BT, LDO8 on J5 */
359 static struct regulator_init_data smdk6410_vccmc3bt
= {
366 /* VCCM2MTV, LDO11 on J5 */
367 static struct regulator_init_data smdk6410_vccm2mtv
= {
374 /* VDD_LCD, LDO12 on J5 */
375 static struct regulator_init_data smdk6410_vddlcd
= {
382 /* VDD_OTGI, LDO9 on J5 */
383 static struct regulator_init_data smdk6410_vddotgi
= {
390 /* VDD_OTG, LDO14 on J5 */
391 static struct regulator_init_data smdk6410_vddotg
= {
398 /* VDD_ALIVE, LDO15 on J5 */
399 static struct regulator_init_data smdk6410_vddalive
= {
401 .name
= "PVDD_ALIVE",
406 /* VDD_AUDIO, VLDO_AUDIO on J5 */
407 static struct regulator_init_data smdk6410_vddaudio
= {
409 .name
= "PVDD_AUDIO",
415 #ifdef CONFIG_SMDK6410_WM1190_EV1
416 /* S3C64xx internal logic & PLL */
417 static struct regulator_init_data wm8350_dcdc1_data
= {
419 .name
= "PVDD_INT/PVDD_PLL",
428 static struct regulator_init_data wm8350_dcdc3_data
= {
436 .mode
= REGULATOR_MODE_NORMAL
,
439 .initial_state
= PM_SUSPEND_MEM
,
443 /* USB, EXT, PCM, ADC/DAC, USB, MMC */
444 static struct regulator_consumer_supply wm8350_dcdc4_consumers
[] = {
448 .dev_name
= "0-001b",
452 static struct regulator_init_data wm8350_dcdc4_data
= {
454 .name
= "PVDD_HI/PVDD_EXT/PVDD_SYS/PVCCM2MTV",
459 .num_consumer_supplies
= ARRAY_SIZE(wm8350_dcdc4_consumers
),
460 .consumer_supplies
= wm8350_dcdc4_consumers
,
463 /* OTGi/1190-EV1 HPVDD & AVDD */
464 static struct regulator_init_data wm8350_ldo4_data
= {
466 .name
= "PVDD_OTGI/HPVDD/AVDD",
476 struct regulator_init_data
*initdata
;
477 } wm1190_regulators
[] = {
478 { WM8350_DCDC_1
, &wm8350_dcdc1_data
},
479 { WM8350_DCDC_3
, &wm8350_dcdc3_data
},
480 { WM8350_DCDC_4
, &wm8350_dcdc4_data
},
481 { WM8350_DCDC_6
, &smdk6410_vddarm
},
482 { WM8350_LDO_1
, &smdk6410_vddalive
},
483 { WM8350_LDO_2
, &smdk6410_vddotg
},
484 { WM8350_LDO_3
, &smdk6410_vddlcd
},
485 { WM8350_LDO_4
, &wm8350_ldo4_data
},
488 static int __init
smdk6410_wm8350_init(struct wm8350
*wm8350
)
492 /* Configure the IRQ line */
493 s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP
);
495 /* Instantiate the regulators */
496 for (i
= 0; i
< ARRAY_SIZE(wm1190_regulators
); i
++)
497 wm8350_register_regulator(wm8350
,
498 wm1190_regulators
[i
].regulator
,
499 wm1190_regulators
[i
].initdata
);
504 static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata
= {
505 .init
= smdk6410_wm8350_init
,
507 .irq_base
= IRQ_BOARD_START
,
511 #ifdef CONFIG_SMDK6410_WM1192_EV1
512 static struct gpio_led wm1192_pmic_leds
[] = {
514 .name
= "PMIC:red:power",
515 .gpio
= GPIO_BOARD_START
+ 3,
516 .default_state
= LEDS_GPIO_DEFSTATE_ON
,
520 static struct gpio_led_platform_data wm1192_pmic_led
= {
521 .num_leds
= ARRAY_SIZE(wm1192_pmic_leds
),
522 .leds
= wm1192_pmic_leds
,
525 static struct platform_device wm1192_pmic_led_dev
= {
529 .platform_data
= &wm1192_pmic_led
,
533 static int wm1192_pre_init(struct wm831x
*wm831x
)
537 /* Configure the IRQ line */
538 s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP
);
540 ret
= platform_device_register(&wm1192_pmic_led_dev
);
542 dev_err(wm831x
->dev
, "Failed to add PMIC LED: %d\n", ret
);
547 static struct wm831x_backlight_pdata wm1192_backlight_pdata
= {
552 static struct regulator_init_data wm1192_dcdc3
= {
554 .name
= "PVDD_MEM/PVDD_GPS",
559 static struct regulator_consumer_supply wm1192_ldo1_consumers
[] = {
560 { .supply
= "DVDD", .dev_name
= "0-001b", }, /* WM8580 */
563 static struct regulator_init_data wm1192_ldo1
= {
565 .name
= "PVDD_LCD/PVDD_EXT",
568 .consumer_supplies
= wm1192_ldo1_consumers
,
569 .num_consumer_supplies
= ARRAY_SIZE(wm1192_ldo1_consumers
),
572 static struct wm831x_status_pdata wm1192_led7_pdata
= {
573 .name
= "LED7:green:",
576 static struct wm831x_status_pdata wm1192_led8_pdata
= {
577 .name
= "LED8:green:",
580 static struct wm831x_pdata smdk6410_wm1192_pdata
= {
581 .pre_init
= wm1192_pre_init
,
582 .irq_base
= IRQ_BOARD_START
,
584 .backlight
= &wm1192_backlight_pdata
,
586 &smdk6410_vddarm
, /* DCDC1 */
587 &smdk6410_vddint
, /* DCDC2 */
590 .gpio_base
= GPIO_BOARD_START
,
592 &wm1192_ldo1
, /* LDO1 */
593 &smdk6410_vdduh_mmc
, /* LDO2 */
595 &smdk6410_vddotgi
, /* LDO4 */
596 &smdk6410_vddotg
, /* LDO5 */
597 &smdk6410_vddhi
, /* LDO6 */
598 &smdk6410_vddaudio
, /* LDO7 */
599 &smdk6410_vccm2mtv
, /* LDO8 */
600 &smdk6410_vddpll
, /* LDO9 */
601 &smdk6410_vccmc3bt
, /* LDO10 */
602 &smdk6410_vddalive
, /* LDO11 */
611 static struct i2c_board_info i2c_devs0
[] __initdata
= {
612 { I2C_BOARD_INFO("24c08", 0x50), },
613 { I2C_BOARD_INFO("wm8580", 0x1b), },
615 #ifdef CONFIG_SMDK6410_WM1192_EV1
616 { I2C_BOARD_INFO("wm8312", 0x34),
617 .platform_data
= &smdk6410_wm1192_pdata
,
622 #ifdef CONFIG_SMDK6410_WM1190_EV1
623 { I2C_BOARD_INFO("wm8350", 0x1a),
624 .platform_data
= &smdk6410_wm8350_pdata
,
630 static struct i2c_board_info i2c_devs1
[] __initdata
= {
631 { I2C_BOARD_INFO("24c128", 0x57), }, /* Samsung S524AD0XD1 */
634 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata
= {
637 .oversampling_shift
= 2,
640 static void __init
smdk6410_map_io(void)
644 s3c64xx_init_io(smdk6410_iodesc
, ARRAY_SIZE(smdk6410_iodesc
));
645 s3c24xx_init_clocks(12000000);
646 s3c24xx_init_uarts(smdk6410_uartcfgs
, ARRAY_SIZE(smdk6410_uartcfgs
));
648 /* set the LCD type */
650 tmp
= __raw_readl(S3C64XX_SPCON
);
651 tmp
&= ~S3C64XX_SPCON_LCD_SEL_MASK
;
652 tmp
|= S3C64XX_SPCON_LCD_SEL_RGB
;
653 __raw_writel(tmp
, S3C64XX_SPCON
);
655 /* remove the lcd bypass */
656 tmp
= __raw_readl(S3C64XX_MODEM_MIFPCON
);
657 tmp
&= ~MIFPCON_LCD_BYPASS
;
658 __raw_writel(tmp
, S3C64XX_MODEM_MIFPCON
);
661 static void __init
smdk6410_machine_init(void)
665 s3c_i2c0_set_platdata(NULL
);
666 s3c_i2c1_set_platdata(NULL
);
667 s3c_fb_set_platdata(&smdk6410_lcd_pdata
);
669 samsung_keypad_set_platdata(&smdk6410_keypad_data
);
671 s3c24xx_ts_set_platdata(&s3c_ts_platform
);
673 /* configure nCS1 width to 16 bits */
675 cs1
= __raw_readl(S3C64XX_SROM_BW
) &
676 ~(S3C64XX_SROM_BW__CS_MASK
<< S3C64XX_SROM_BW__NCS1__SHIFT
);
677 cs1
|= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT
) |
678 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT
) |
679 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT
)) <<
680 S3C64XX_SROM_BW__NCS1__SHIFT
;
681 __raw_writel(cs1
, S3C64XX_SROM_BW
);
683 /* set timing for nCS1 suitable for ethernet chip */
685 __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT
) |
686 (6 << S3C64XX_SROM_BCX__TACP__SHIFT
) |
687 (4 << S3C64XX_SROM_BCX__TCAH__SHIFT
) |
688 (1 << S3C64XX_SROM_BCX__TCOH__SHIFT
) |
689 (0xe << S3C64XX_SROM_BCX__TACC__SHIFT
) |
690 (4 << S3C64XX_SROM_BCX__TCOS__SHIFT
) |
691 (0 << S3C64XX_SROM_BCX__TACS__SHIFT
), S3C64XX_SROM_BC1
);
693 gpio_request(S3C64XX_GPN(5), "LCD power");
694 gpio_request(S3C64XX_GPF(13), "LCD power");
695 gpio_request(S3C64XX_GPF(15), "LCD power");
697 i2c_register_board_info(0, i2c_devs0
, ARRAY_SIZE(i2c_devs0
));
698 i2c_register_board_info(1, i2c_devs1
, ARRAY_SIZE(i2c_devs1
));
700 s3c_ide_set_platdata(&smdk6410_ide_pdata
);
702 platform_add_devices(smdk6410_devices
, ARRAY_SIZE(smdk6410_devices
));
705 MACHINE_START(SMDK6410
, "SMDK6410")
706 /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
707 .phys_io
= S3C_PA_UART
& 0xfff00000,
708 .io_pg_offst
= (((u32
)S3C_VA_UART
) >> 18) & 0xfffc,
709 .boot_params
= S3C64XX_PA_SDRAM
+ 0x100,
711 .init_irq
= s3c6410_init_irq
,
712 .map_io
= smdk6410_map_io
,
713 .init_machine
= smdk6410_machine_init
,
714 .timer
= &s3c24xx_timer
,