1 /* linux/arch/arm/mach-exynos4/mach-smdkv310.c
3 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #include <linux/serial_core.h>
12 #include <linux/delay.h>
13 #include <linux/gpio.h>
14 #include <linux/lcd.h>
15 #include <linux/mmc/host.h>
16 #include <linux/platform_device.h>
17 #include <linux/smsc911x.h>
19 #include <linux/i2c.h>
20 #include <linux/input.h>
21 #include <linux/pwm_backlight.h>
23 #include <asm/mach/arch.h>
24 #include <asm/hardware/gic.h>
25 #include <asm/mach-types.h>
27 #include <video/platform_lcd.h>
28 #include <plat/regs-serial.h>
29 #include <plat/regs-srom.h>
30 #include <plat/regs-fb-v4.h>
32 #include <plat/devs.h>
34 #include <plat/keypad.h>
35 #include <plat/sdhci.h>
38 #include <plat/gpio-cfg.h>
39 #include <plat/backlight.h>
41 #include <plat/ehci.h>
42 #include <plat/clock.h>
45 #include <mach/ohci.h>
49 /* Following are default values for UCON, ULCON and UFCON UART registers */
50 #define SMDKV310_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
51 S3C2410_UCON_RXILEVEL | \
52 S3C2410_UCON_TXIRQMODE | \
53 S3C2410_UCON_RXIRQMODE | \
54 S3C2410_UCON_RXFIFO_TOI | \
55 S3C2443_UCON_RXERR_IRQEN)
57 #define SMDKV310_ULCON_DEFAULT S3C2410_LCON_CS8
59 #define SMDKV310_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
60 S5PV210_UFCON_TXTRIG4 | \
61 S5PV210_UFCON_RXTRIG4)
63 static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = {
67 .ucon = SMDKV310_UCON_DEFAULT,
68 .ulcon = SMDKV310_ULCON_DEFAULT,
69 .ufcon = SMDKV310_UFCON_DEFAULT,
74 .ucon = SMDKV310_UCON_DEFAULT,
75 .ulcon = SMDKV310_ULCON_DEFAULT,
76 .ufcon = SMDKV310_UFCON_DEFAULT,
81 .ucon = SMDKV310_UCON_DEFAULT,
82 .ulcon = SMDKV310_ULCON_DEFAULT,
83 .ufcon = SMDKV310_UFCON_DEFAULT,
88 .ucon = SMDKV310_UCON_DEFAULT,
89 .ulcon = SMDKV310_ULCON_DEFAULT,
90 .ufcon = SMDKV310_UFCON_DEFAULT,
94 static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = {
95 .cd_type = S3C_SDHCI_CD_INTERNAL,
96 #ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT
98 .host_caps = MMC_CAP_8_BIT_DATA,
102 static struct s3c_sdhci_platdata smdkv310_hsmmc1_pdata __initdata = {
103 .cd_type = S3C_SDHCI_CD_GPIO,
104 .ext_cd_gpio = EXYNOS4_GPK0(2),
105 .ext_cd_gpio_invert = 1,
108 static struct s3c_sdhci_platdata smdkv310_hsmmc2_pdata __initdata = {
109 .cd_type = S3C_SDHCI_CD_INTERNAL,
110 #ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
112 .host_caps = MMC_CAP_8_BIT_DATA,
116 static struct s3c_sdhci_platdata smdkv310_hsmmc3_pdata __initdata = {
117 .cd_type = S3C_SDHCI_CD_GPIO,
118 .ext_cd_gpio = EXYNOS4_GPK2(2),
119 .ext_cd_gpio_invert = 1,
122 static void lcd_lte480wv_set_power(struct plat_lcd_data *pd,
126 #if !defined(CONFIG_BACKLIGHT_PWM)
127 gpio_request_one(EXYNOS4_GPD0(1), GPIOF_OUT_INIT_HIGH, "GPD0");
128 gpio_free(EXYNOS4_GPD0(1));
130 /* fire nRESET on power up */
131 gpio_request_one(EXYNOS4_GPX0(6), GPIOF_OUT_INIT_HIGH, "GPX0");
134 gpio_set_value(EXYNOS4_GPX0(6), 0);
137 gpio_set_value(EXYNOS4_GPX0(6), 1);
140 gpio_free(EXYNOS4_GPX0(6));
142 #if !defined(CONFIG_BACKLIGHT_PWM)
143 gpio_request_one(EXYNOS4_GPD0(1), GPIOF_OUT_INIT_LOW, "GPD0");
144 gpio_free(EXYNOS4_GPD0(1));
149 static struct plat_lcd_data smdkv310_lcd_lte480wv_data = {
150 .set_power = lcd_lte480wv_set_power,
153 static struct platform_device smdkv310_lcd_lte480wv = {
154 .name = "platform-lcd",
155 .dev.parent = &s5p_device_fimd0.dev,
156 .dev.platform_data = &smdkv310_lcd_lte480wv_data,
159 static struct s3c_fb_pd_win smdkv310_fb_win0 = {
174 static struct s3c_fb_platdata smdkv310_lcd0_pdata __initdata = {
175 .win[0] = &smdkv310_fb_win0,
176 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
177 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
178 .setup_gpio = exynos4_fimd0_gpio_setup_24bpp,
181 static struct resource smdkv310_smsc911x_resources[] = {
182 [0] = DEFINE_RES_MEM(EXYNOS4_PA_SROM_BANK(1), SZ_64K),
183 [1] = DEFINE_RES_NAMED(IRQ_EINT(5), 1, NULL, IORESOURCE_IRQ \
187 static struct smsc911x_platform_config smsc9215_config = {
188 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
189 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
190 .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
191 .phy_interface = PHY_INTERFACE_MODE_MII,
192 .mac = {0x00, 0x80, 0x00, 0x23, 0x45, 0x67},
195 static struct platform_device smdkv310_smsc911x = {
198 .num_resources = ARRAY_SIZE(smdkv310_smsc911x_resources),
199 .resource = smdkv310_smsc911x_resources,
201 .platform_data = &smsc9215_config,
205 static uint32_t smdkv310_keymap[] __initdata = {
206 /* KEY(row, col, keycode) */
207 KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
208 KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
209 KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
210 KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
213 static struct matrix_keymap_data smdkv310_keymap_data __initdata = {
214 .keymap = smdkv310_keymap,
215 .keymap_size = ARRAY_SIZE(smdkv310_keymap),
218 static struct samsung_keypad_platdata smdkv310_keypad_data __initdata = {
219 .keymap_data = &smdkv310_keymap_data,
224 static struct i2c_board_info i2c_devs1[] __initdata = {
225 {I2C_BOARD_INFO("wm8994", 0x1a),},
229 static struct s5p_ehci_platdata smdkv310_ehci_pdata;
231 static void __init smdkv310_ehci_init(void)
233 struct s5p_ehci_platdata *pdata = &smdkv310_ehci_pdata;
235 s5p_ehci_set_platdata(pdata);
239 static struct exynos4_ohci_platdata smdkv310_ohci_pdata;
241 static void __init smdkv310_ohci_init(void)
243 struct exynos4_ohci_platdata *pdata = &smdkv310_ohci_pdata;
245 exynos4_ohci_set_platdata(pdata);
248 static struct platform_device *smdkv310_devices[] __initdata = {
254 &s5p_device_i2c_hdmiphy,
265 &exynos4_device_ac97,
266 &exynos4_device_i2s0,
267 &exynos4_device_ohci,
268 &samsung_device_keypad,
272 &exynos4_device_spdif,
273 &exynos4_device_sysmmu,
277 &smdkv310_lcd_lte480wv,
279 &exynos4_device_ahci,
284 static void __init smdkv310_smsc911x_init(void)
288 /* configure nCS1 width to 16 bits */
289 cs1 = __raw_readl(S5P_SROM_BW) &
290 ~(S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS1__SHIFT);
291 cs1 |= ((1 << S5P_SROM_BW__DATAWIDTH__SHIFT) |
292 (1 << S5P_SROM_BW__WAITENABLE__SHIFT) |
293 (1 << S5P_SROM_BW__BYTEENABLE__SHIFT)) <<
294 S5P_SROM_BW__NCS1__SHIFT;
295 __raw_writel(cs1, S5P_SROM_BW);
297 /* set timing for nCS1 suitable for ethernet chip */
298 __raw_writel((0x1 << S5P_SROM_BCX__PMC__SHIFT) |
299 (0x9 << S5P_SROM_BCX__TACP__SHIFT) |
300 (0xc << S5P_SROM_BCX__TCAH__SHIFT) |
301 (0x1 << S5P_SROM_BCX__TCOH__SHIFT) |
302 (0x6 << S5P_SROM_BCX__TACC__SHIFT) |
303 (0x1 << S5P_SROM_BCX__TCOS__SHIFT) |
304 (0x1 << S5P_SROM_BCX__TACS__SHIFT), S5P_SROM_BC1);
307 /* LCD Backlight data */
308 static struct samsung_bl_gpio_info smdkv310_bl_gpio_info = {
309 .no = EXYNOS4_GPD0(1),
310 .func = S3C_GPIO_SFN(2),
313 static struct platform_pwm_backlight_data smdkv310_bl_data = {
315 .pwm_period_ns = 1000,
318 static void s5p_tv_setup(void)
320 /* direct HPD to HDMI chip */
321 WARN_ON(gpio_request_one(EXYNOS4_GPX3(7), GPIOF_IN, "hpd-plug"));
322 s3c_gpio_cfgpin(EXYNOS4_GPX3(7), S3C_GPIO_SFN(0x3));
323 s3c_gpio_setpull(EXYNOS4_GPX3(7), S3C_GPIO_PULL_NONE);
326 static void __init smdkv310_map_io(void)
328 exynos_init_io(NULL, 0);
329 s3c24xx_init_clocks(24000000);
330 s3c24xx_init_uarts(smdkv310_uartcfgs, ARRAY_SIZE(smdkv310_uartcfgs));
333 static void __init smdkv310_reserve(void)
335 s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
338 static void __init smdkv310_machine_init(void)
340 s3c_i2c1_set_platdata(NULL);
341 i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
343 smdkv310_smsc911x_init();
345 s3c_sdhci0_set_platdata(&smdkv310_hsmmc0_pdata);
346 s3c_sdhci1_set_platdata(&smdkv310_hsmmc1_pdata);
347 s3c_sdhci2_set_platdata(&smdkv310_hsmmc2_pdata);
348 s3c_sdhci3_set_platdata(&smdkv310_hsmmc3_pdata);
351 s5p_i2c_hdmiphy_set_platdata(NULL);
353 samsung_keypad_set_platdata(&smdkv310_keypad_data);
355 samsung_bl_set(&smdkv310_bl_gpio_info, &smdkv310_bl_data);
356 s5p_fimd0_set_platdata(&smdkv310_lcd0_pdata);
358 smdkv310_ehci_init();
359 smdkv310_ohci_init();
360 clk_xusbxti.rate = 24000000;
362 platform_add_devices(smdkv310_devices, ARRAY_SIZE(smdkv310_devices));
365 MACHINE_START(SMDKV310, "SMDKV310")
366 /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
367 /* Maintainer: Changhwan Youn <chaos.youn@samsung.com> */
368 .atag_offset = 0x100,
369 .init_irq = exynos4_init_irq,
370 .map_io = smdkv310_map_io,
371 .handle_irq = gic_handle_irq,
372 .init_machine = smdkv310_machine_init,
373 .timer = &exynos4_timer,
374 .reserve = &smdkv310_reserve,
375 .restart = exynos4_restart,
378 MACHINE_START(SMDKC210, "SMDKC210")
379 /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
380 .atag_offset = 0x100,
381 .init_irq = exynos4_init_irq,
382 .map_io = smdkv310_map_io,
383 .handle_irq = gic_handle_irq,
384 .init_machine = smdkv310_machine_init,
385 .timer = &exynos4_timer,
386 .restart = exynos4_restart,