ARM: EXYNOS4: Add support SMDK4412 Board

SMDK4412 board is same as a SMDK4212 board except that
it has EXYNOS4412 SoC, thus it can share machine code
with SMDK4212.

This patch renames mach-smdk4212.c to mach-smdk4x12.c
to support both SMDK4212 and SMDK4412 board with one
machine file.

Signed-off-by: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

3 files changed, 80 insertions, 60 deletions

diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
index c255d6f7ec5f..fec23859388b 100644
--- a/arch/arm/mach-exynos4/Kconfig
+++ b/arch/arm/mach-exynos4/Kconfig
@@ -248,6 +248,15 @@ config MACH_SMDK4212
         help
           Machine support for Samsung SMDK4212
 
+comment "EXYNOS4412 Boards"
+
+config MACH_SMDK4412
+        bool "SMDK4412"
+        select SOC_EXYNOS4412
+        select MACH_SMDK4212
+        help
+          Machine support for Samsung SMDK4412
+
 endmenu
 
 comment "Configuration for HSMMC bus width"
diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile
index e19cd12d264e..c9b2e1f97e44 100644
--- a/arch/arm/mach-exynos4/Makefile
+++ b/arch/arm/mach-exynos4/Makefile
@@ -34,7 +34,8 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210)	+= mach-universal_c210.o
 obj-$(CONFIG_MACH_NURI)                 += mach-nuri.o
 obj-$(CONFIG_MACH_ORIGEN)               += mach-origen.o
 
-obj-$(CONFIG_MACH_SMDK4212)             += mach-smdk4212.o
+obj-$(CONFIG_MACH_SMDK4212)             += mach-smdk4x12.o
+obj-$(CONFIG_MACH_SMDK4412)             += mach-smdk4x12.o
 
 # device support
 
diff --git a/arch/arm/mach-exynos4/mach-smdk4212.c b/arch/arm/mach-exynos4/mach-smdk4x12.c
index 3479a933a6de..fcf2e0e23d53 100644
--- a/arch/arm/mach-exynos4/mach-smdk4212.c
+++ b/arch/arm/mach-exynos4/mach-smdk4x12.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-exynos4/mach-smdk4212.c
+ * linux/arch/arm/mach-exynos4/mach-smdk4x12.c
  *
  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
  *              http://www.samsung.com
@@ -37,51 +37,51 @@
 #include <mach/map.h>
 
 /* Following are default values for UCON, ULCON and UFCON UART registers */
-#define SMDK4212_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
+#define SMDK4X12_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
                                  S3C2410_UCON_RXILEVEL |        \
                                  S3C2410_UCON_TXIRQMODE |       \
                                  S3C2410_UCON_RXIRQMODE |       \
                                  S3C2410_UCON_RXFIFO_TOI |      \
                                  S3C2443_UCON_RXERR_IRQEN)
 
-#define SMDK4212_ULCON_DEFAULT  S3C2410_LCON_CS8
+#define SMDK4X12_ULCON_DEFAULT  S3C2410_LCON_CS8
 
-#define SMDK4212_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
+#define SMDK4X12_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
                                  S5PV210_UFCON_TXTRIG4 |        \
                                  S5PV210_UFCON_RXTRIG4)
 
-static struct s3c2410_uartcfg smdk4212_uartcfgs[] __initdata = {
+static struct s3c2410_uartcfg smdk4x12_uartcfgs[] __initdata = {
         [0] = {
                 .hwport         = 0,
                 .flags          = 0,
-                .ucon           = SMDK4212_UCON_DEFAULT,
-                .ulcon          = SMDK4212_ULCON_DEFAULT,
-                .ufcon          = SMDK4212_UFCON_DEFAULT,
+                .ucon           = SMDK4X12_UCON_DEFAULT,
+                .ulcon          = SMDK4X12_ULCON_DEFAULT,
+                .ufcon          = SMDK4X12_UFCON_DEFAULT,
         },
         [1] = {
                 .hwport         = 1,
                 .flags          = 0,
-                .ucon           = SMDK4212_UCON_DEFAULT,
-                .ulcon          = SMDK4212_ULCON_DEFAULT,
-                .ufcon          = SMDK4212_UFCON_DEFAULT,
+                .ucon           = SMDK4X12_UCON_DEFAULT,
+                .ulcon          = SMDK4X12_ULCON_DEFAULT,
+                .ufcon          = SMDK4X12_UFCON_DEFAULT,
         },
         [2] = {
                 .hwport         = 2,
                 .flags          = 0,
-                .ucon           = SMDK4212_UCON_DEFAULT,
-                .ulcon          = SMDK4212_ULCON_DEFAULT,
-                .ufcon          = SMDK4212_UFCON_DEFAULT,
+                .ucon           = SMDK4X12_UCON_DEFAULT,
+                .ulcon          = SMDK4X12_ULCON_DEFAULT,
+                .ufcon          = SMDK4X12_UFCON_DEFAULT,
         },
         [3] = {
                 .hwport         = 3,
                 .flags          = 0,
-                .ucon           = SMDK4212_UCON_DEFAULT,
-                .ulcon          = SMDK4212_ULCON_DEFAULT,
-                .ufcon          = SMDK4212_UFCON_DEFAULT,
+                .ucon           = SMDK4X12_UCON_DEFAULT,
+                .ulcon          = SMDK4X12_ULCON_DEFAULT,
+                .ufcon          = SMDK4X12_UFCON_DEFAULT,
         },
 };
 
-static struct s3c_sdhci_platdata smdk4212_hsmmc2_pdata __initdata = {
+static struct s3c_sdhci_platdata smdk4x12_hsmmc2_pdata __initdata = {
         .cd_type                = S3C_SDHCI_CD_INTERNAL,
         .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 #ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
@@ -90,7 +90,7 @@ static struct s3c_sdhci_platdata smdk4212_hsmmc2_pdata __initdata = {
 #endif
 };
 
-static struct s3c_sdhci_platdata smdk4212_hsmmc3_pdata __initdata = {
+static struct s3c_sdhci_platdata smdk4x12_hsmmc3_pdata __initdata = {
         .cd_type                = S3C_SDHCI_CD_INTERNAL,
         .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 };
@@ -106,7 +106,7 @@ static struct regulator_consumer_supply max8997_buck3 =
 
 static struct regulator_init_data max8997_buck1_data = {
         .constraints    = {
-                .name           = "VDD_ARM_SMDK4212",
+                .name           = "VDD_ARM_SMDK4X12",
                 .min_uV         = 925000,
                 .max_uV         = 1350000,
                 .always_on      = 1,
@@ -121,7 +121,7 @@ static struct regulator_init_data max8997_buck1_data = {
 
 static struct regulator_init_data max8997_buck2_data = {
         .constraints    = {
-                .name           = "VDD_INT_SMDK4212",
+                .name           = "VDD_INT_SMDK4X12",
                 .min_uV         = 950000,
                 .max_uV         = 1150000,
                 .always_on      = 1,
@@ -136,7 +136,7 @@ static struct regulator_init_data max8997_buck2_data = {
 
 static struct regulator_init_data max8997_buck3_data = {
         .constraints    = {
-                .name           = "VDD_G3D_SMDK4212",
+                .name           = "VDD_G3D_SMDK4X12",
                 .min_uV         = 950000,
                 .max_uV         = 1150000,
                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
@@ -149,15 +149,15 @@ static struct regulator_init_data max8997_buck3_data = {
         .consumer_supplies      = &max8997_buck3,
 };
 
-static struct max8997_regulator_data smdk4212_max8997_regulators[] = {
+static struct max8997_regulator_data smdk4x12_max8997_regulators[] = {
         { MAX8997_BUCK1, &max8997_buck1_data },
         { MAX8997_BUCK2, &max8997_buck2_data },
         { MAX8997_BUCK3, &max8997_buck3_data },
 };
 
-static struct max8997_platform_data smdk4212_max8997_pdata = {
-        .num_regulators = ARRAY_SIZE(smdk4212_max8997_regulators),
-        .regulators     = smdk4212_max8997_regulators,
+static struct max8997_platform_data smdk4x12_max8997_pdata = {
+        .num_regulators = ARRAY_SIZE(smdk4x12_max8997_regulators),
+        .regulators     = smdk4x12_max8997_regulators,
 
         .buck1_voltage[0] = 1100000,    /* 1.1V */
         .buck1_voltage[1] = 1100000,    /* 1.1V */
@@ -187,53 +187,53 @@ static struct max8997_platform_data smdk4212_max8997_pdata = {
         .buck5_voltage[7] = 1100000,    /* 1.1V */
 };
 
-static struct i2c_board_info smdk4212_i2c_devs0[] __initdata = {
+static struct i2c_board_info smdk4x12_i2c_devs0[] __initdata = {
         {
                 I2C_BOARD_INFO("max8997", 0x66),
-                .platform_data  = &smdk4212_max8997_pdata,
+                .platform_data  = &smdk4x12_max8997_pdata,
         }
 };
 
-static struct i2c_board_info smdk4212_i2c_devs1[] __initdata = {
+static struct i2c_board_info smdk4x12_i2c_devs1[] __initdata = {
         { I2C_BOARD_INFO("wm8994", 0x1a), }
 };
 
-static struct i2c_board_info smdk4212_i2c_devs3[] __initdata = {
+static struct i2c_board_info smdk4x12_i2c_devs3[] __initdata = {
         /* nothing here yet */
 };
 
-static struct i2c_board_info smdk4212_i2c_devs7[] __initdata = {
+static struct i2c_board_info smdk4x12_i2c_devs7[] __initdata = {
         /* nothing here yet */
 };
 
-static struct samsung_bl_gpio_info smdk4212_bl_gpio_info = {
+static struct samsung_bl_gpio_info smdk4x12_bl_gpio_info = {
         .no = EXYNOS4_GPD0(1),
         .func = S3C_GPIO_SFN(2),
 };
 
-static struct platform_pwm_backlight_data smdk4212_bl_data = {
+static struct platform_pwm_backlight_data smdk4x12_bl_data = {
         .pwm_id = 1,
         .pwm_period_ns  = 1000,
 };
 
-static uint32_t smdk4212_keymap[] __initdata = {
+static uint32_t smdk4x12_keymap[] __initdata = {
         /* KEY(row, col, keycode) */
         KEY(1, 0, KEY_D), KEY(1, 1, KEY_A), KEY(1, 2, KEY_B),
         KEY(1, 3, KEY_E), KEY(1, 4, KEY_C)
 };
 
-static struct matrix_keymap_data smdk4212_keymap_data __initdata = {
-        .keymap         = smdk4212_keymap,
-        .keymap_size    = ARRAY_SIZE(smdk4212_keymap),
+static struct matrix_keymap_data smdk4x12_keymap_data __initdata = {
+        .keymap         = smdk4x12_keymap,
+        .keymap_size    = ARRAY_SIZE(smdk4x12_keymap),
 };
 
-static struct samsung_keypad_platdata smdk4212_keypad_data __initdata = {
-        .keymap_data    = &smdk4212_keymap_data,
+static struct samsung_keypad_platdata smdk4x12_keypad_data __initdata = {
+        .keymap_data    = &smdk4x12_keymap_data,
         .rows           = 2,
         .cols           = 5,
 };
 
-static struct platform_device *smdk4212_devices[] __initdata = {
+static struct platform_device *smdk4x12_devices[] __initdata = {
         &s3c_device_hsmmc2,
         &s3c_device_hsmmc3,
         &s3c_device_i2c0,
@@ -245,48 +245,58 @@ static struct platform_device *smdk4212_devices[] __initdata = {
         &samsung_device_keypad,
 };
 
-static void __init smdk4212_map_io(void)
+static void __init smdk4x12_map_io(void)
 {
         clk_xusbxti.rate = 24000000;
 
         s5p_init_io(NULL, 0, S5P_VA_CHIPID);
         s3c24xx_init_clocks(clk_xusbxti.rate);
-        s3c24xx_init_uarts(smdk4212_uartcfgs, ARRAY_SIZE(smdk4212_uartcfgs));
+        s3c24xx_init_uarts(smdk4x12_uartcfgs, ARRAY_SIZE(smdk4x12_uartcfgs));
 }
 
-static void __init smdk4212_machine_init(void)
+static void __init smdk4x12_machine_init(void)
 {
         s3c_i2c0_set_platdata(NULL);
-        i2c_register_board_info(0, smdk4212_i2c_devs0,
-                                ARRAY_SIZE(smdk4212_i2c_devs0));
+        i2c_register_board_info(0, smdk4x12_i2c_devs0,
+                                ARRAY_SIZE(smdk4x12_i2c_devs0));
 
         s3c_i2c1_set_platdata(NULL);
-        i2c_register_board_info(1, smdk4212_i2c_devs1,
-                                ARRAY_SIZE(smdk4212_i2c_devs1));
+        i2c_register_board_info(1, smdk4x12_i2c_devs1,
+                                ARRAY_SIZE(smdk4x12_i2c_devs1));
 
         s3c_i2c3_set_platdata(NULL);
-        i2c_register_board_info(3, smdk4212_i2c_devs3,
-                                ARRAY_SIZE(smdk4212_i2c_devs3));
+        i2c_register_board_info(3, smdk4x12_i2c_devs3,
+                                ARRAY_SIZE(smdk4x12_i2c_devs3));
 
         s3c_i2c7_set_platdata(NULL);
-        i2c_register_board_info(7, smdk4212_i2c_devs7,
-                                ARRAY_SIZE(smdk4212_i2c_devs7));
+        i2c_register_board_info(7, smdk4x12_i2c_devs7,
+                                ARRAY_SIZE(smdk4x12_i2c_devs7));
 
-        samsung_bl_set(&smdk4212_bl_gpio_info, &smdk4212_bl_data);
+        samsung_bl_set(&smdk4x12_bl_gpio_info, &smdk4x12_bl_data);
 
-        samsung_keypad_set_platdata(&smdk4212_keypad_data);
+        samsung_keypad_set_platdata(&smdk4x12_keypad_data);
 
-        s3c_sdhci2_set_platdata(&smdk4212_hsmmc2_pdata);
-        s3c_sdhci3_set_platdata(&smdk4212_hsmmc3_pdata);
+        s3c_sdhci2_set_platdata(&smdk4x12_hsmmc2_pdata);
+        s3c_sdhci3_set_platdata(&smdk4x12_hsmmc3_pdata);
 
-        platform_add_devices(smdk4212_devices, ARRAY_SIZE(smdk4212_devices));
+        platform_add_devices(smdk4x12_devices, ARRAY_SIZE(smdk4x12_devices));
 }
 
 MACHINE_START(SMDK4212, "SMDK4212")
         /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
-        .boot_params    = S5P_PA_SDRAM + 0x100,
+        .atag_offset    = 0x100,
         .init_irq       = exynos4_init_irq,
-        .map_io         = smdk4212_map_io,
-        .init_machine   = smdk4212_machine_init,
+        .map_io         = smdk4x12_map_io,
+        .init_machine   = smdk4x12_machine_init,
+        .timer          = &exynos4_timer,
+MACHINE_END
+
+MACHINE_START(SMDK4412, "SMDK4412")
+        /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
+        /* Maintainer: Changhwan Youn <chaos.youn@samsung.com> */
+        .atag_offset    = 0x100,
+        .init_irq       = exynos4_init_irq,
+        .map_io         = smdk4x12_map_io,
+        .init_machine   = smdk4x12_machine_init,
         .timer          = &exynos4_timer,
 MACHINE_END