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/gpio.h>
13 #include <linux/mmc/host.h>
14 #include <linux/platform_device.h>
15 #include <linux/smsc911x.h>
17 #include <linux/i2c.h>
18 #include <linux/input.h>
20 #include <asm/mach/arch.h>
21 #include <asm/mach-types.h>
23 #include <plat/regs-serial.h>
24 #include <plat/regs-srom.h>
25 #include <plat/exynos4.h>
27 #include <plat/devs.h>
28 #include <plat/keypad.h>
29 #include <plat/sdhci.h>
35 /* Following are default values for UCON, ULCON and UFCON UART registers */
36 #define SMDKV310_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
37 S3C2410_UCON_RXILEVEL | \
38 S3C2410_UCON_TXIRQMODE | \
39 S3C2410_UCON_RXIRQMODE | \
40 S3C2410_UCON_RXFIFO_TOI | \
41 S3C2443_UCON_RXERR_IRQEN)
43 #define SMDKV310_ULCON_DEFAULT S3C2410_LCON_CS8
45 #define SMDKV310_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
46 S5PV210_UFCON_TXTRIG4 | \
47 S5PV210_UFCON_RXTRIG4)
49 static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = {
53 .ucon = SMDKV310_UCON_DEFAULT,
54 .ulcon = SMDKV310_ULCON_DEFAULT,
55 .ufcon = SMDKV310_UFCON_DEFAULT,
60 .ucon = SMDKV310_UCON_DEFAULT,
61 .ulcon = SMDKV310_ULCON_DEFAULT,
62 .ufcon = SMDKV310_UFCON_DEFAULT,
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,
80 static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = {
81 .cd_type = S3C_SDHCI_CD_INTERNAL,
82 .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
83 #ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT
85 .host_caps = MMC_CAP_8_BIT_DATA,
89 static struct s3c_sdhci_platdata smdkv310_hsmmc1_pdata __initdata = {
90 .cd_type = S3C_SDHCI_CD_GPIO,
91 .ext_cd_gpio = EXYNOS4_GPK0(2),
92 .ext_cd_gpio_invert = 1,
93 .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
96 static struct s3c_sdhci_platdata smdkv310_hsmmc2_pdata __initdata = {
97 .cd_type = S3C_SDHCI_CD_INTERNAL,
98 .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
99 #ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
101 .host_caps = MMC_CAP_8_BIT_DATA,
105 static struct s3c_sdhci_platdata smdkv310_hsmmc3_pdata __initdata = {
106 .cd_type = S3C_SDHCI_CD_GPIO,
107 .ext_cd_gpio = EXYNOS4_GPK2(2),
108 .ext_cd_gpio_invert = 1,
109 .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL,
112 static struct resource smdkv310_smsc911x_resources[] = {
114 .start = EXYNOS4_PA_SROM_BANK(1),
115 .end = EXYNOS4_PA_SROM_BANK(1) + SZ_64K - 1,
116 .flags = IORESOURCE_MEM,
119 .start = IRQ_EINT(5),
121 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
125 static struct smsc911x_platform_config smsc9215_config = {
126 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
127 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
128 .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
129 .phy_interface = PHY_INTERFACE_MODE_MII,
130 .mac = {0x00, 0x80, 0x00, 0x23, 0x45, 0x67},
133 static struct platform_device smdkv310_smsc911x = {
136 .num_resources = ARRAY_SIZE(smdkv310_smsc911x_resources),
137 .resource = smdkv310_smsc911x_resources,
139 .platform_data = &smsc9215_config,
143 static uint32_t smdkv310_keymap[] __initdata = {
144 /* KEY(row, col, keycode) */
145 KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
146 KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
147 KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
148 KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
151 static struct matrix_keymap_data smdkv310_keymap_data __initdata = {
152 .keymap = smdkv310_keymap,
153 .keymap_size = ARRAY_SIZE(smdkv310_keymap),
156 static struct samsung_keypad_platdata smdkv310_keypad_data __initdata = {
157 .keymap_data = &smdkv310_keymap_data,
162 static struct i2c_board_info i2c_devs1[] __initdata = {
163 {I2C_BOARD_INFO("wm8994", 0x1a),},
166 static struct platform_device *smdkv310_devices[] __initdata = {
174 &exynos4_device_ac97,
175 &exynos4_device_i2s0,
176 &samsung_device_keypad,
177 &exynos4_device_pd[PD_MFC],
178 &exynos4_device_pd[PD_G3D],
179 &exynos4_device_pd[PD_LCD0],
180 &exynos4_device_pd[PD_LCD1],
181 &exynos4_device_pd[PD_CAM],
182 &exynos4_device_pd[PD_TV],
183 &exynos4_device_pd[PD_GPS],
184 &exynos4_device_sysmmu,
189 static void __init smdkv310_smsc911x_init(void)
193 /* configure nCS1 width to 16 bits */
194 cs1 = __raw_readl(S5P_SROM_BW) &
195 ~(S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS1__SHIFT);
196 cs1 |= ((1 << S5P_SROM_BW__DATAWIDTH__SHIFT) |
197 (1 << S5P_SROM_BW__WAITENABLE__SHIFT) |
198 (1 << S5P_SROM_BW__BYTEENABLE__SHIFT)) <<
199 S5P_SROM_BW__NCS1__SHIFT;
200 __raw_writel(cs1, S5P_SROM_BW);
202 /* set timing for nCS1 suitable for ethernet chip */
203 __raw_writel((0x1 << S5P_SROM_BCX__PMC__SHIFT) |
204 (0x9 << S5P_SROM_BCX__TACP__SHIFT) |
205 (0xc << S5P_SROM_BCX__TCAH__SHIFT) |
206 (0x1 << S5P_SROM_BCX__TCOH__SHIFT) |
207 (0x6 << S5P_SROM_BCX__TACC__SHIFT) |
208 (0x1 << S5P_SROM_BCX__TCOS__SHIFT) |
209 (0x1 << S5P_SROM_BCX__TACS__SHIFT), S5P_SROM_BC1);
212 static void __init smdkv310_map_io(void)
214 s5p_init_io(NULL, 0, S5P_VA_CHIPID);
215 s3c24xx_init_clocks(24000000);
216 s3c24xx_init_uarts(smdkv310_uartcfgs, ARRAY_SIZE(smdkv310_uartcfgs));
219 static void __init smdkv310_machine_init(void)
221 s3c_i2c1_set_platdata(NULL);
222 i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
224 smdkv310_smsc911x_init();
226 s3c_sdhci0_set_platdata(&smdkv310_hsmmc0_pdata);
227 s3c_sdhci1_set_platdata(&smdkv310_hsmmc1_pdata);
228 s3c_sdhci2_set_platdata(&smdkv310_hsmmc2_pdata);
229 s3c_sdhci3_set_platdata(&smdkv310_hsmmc3_pdata);
231 samsung_keypad_set_platdata(&smdkv310_keypad_data);
233 platform_add_devices(smdkv310_devices, ARRAY_SIZE(smdkv310_devices));
236 MACHINE_START(SMDKV310, "SMDKV310")
237 /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
238 /* Maintainer: Changhwan Youn <chaos.youn@samsung.com> */
239 .boot_params = S5P_PA_SDRAM + 0x100,
240 .init_irq = exynos4_init_irq,
241 .map_io = smdkv310_map_io,
242 .init_machine = smdkv310_machine_init,
243 .timer = &exynos4_timer,