[ARM] SMDK6400: Initial machine support for SMDK6400

Add minimial support for the SMDK6400 board to test
the S3C6400 support.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

3 files changed, 109 insertions, 0 deletions

diff --git a/arch/arm/mach-s3c6400/Kconfig b/arch/arm/mach-s3c6400/Kconfig
index 6da82b5c09ba..da87f2df103f 100644
--- a/arch/arm/mach-s3c6400/Kconfig
+++ b/arch/arm/mach-s3c6400/Kconfig
@@ -6,3 +6,12 @@
 # Licensed under GPLv2
 
 # Currently nothing here, this will be added later
+
+# machine support
+
+config MACH_SMDK6400
+       bool "SMDK6400"
+        select CPU_S3C6410
+        select S3C_DEV_HSMMC
+        help
+          Machine support for the Samsung SMDK6400
diff --git a/arch/arm/mach-s3c6400/Makefile b/arch/arm/mach-s3c6400/Makefile
index 8f397db25b87..82cb48a2c2b0 100644
--- a/arch/arm/mach-s3c6400/Makefile
+++ b/arch/arm/mach-s3c6400/Makefile
@@ -13,3 +13,7 @@ obj-				:=
 # Core support for S3C6400 system
 
 obj-n                           += blank.o
+
+# Machine support
+
+obj-$(CONFIG_MACH_SMDK6400)     += mach-smdk6400.o
diff --git a/arch/arm/mach-s3c6400/mach-smdk6400.c b/arch/arm/mach-s3c6400/mach-smdk6400.c
new file mode 100644
index 000000000000..d020a2ac5b59
--- /dev/null
+++ b/arch/arm/mach-s3c6400/mach-smdk6400.c
@@ -0,0 +1,96 @@
+/* linux/arch/arm/mach-s3c6400/mach-smdk6400.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/io.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <plat/regs-serial.h>
+
+#include <plat/s3c6400.h>
+#include <plat/clock.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/iic.h>
+
+#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
+#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
+#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
+
+static struct s3c2410_uartcfg smdk6400_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport      = 0,
+                .flags       = 0,
+                .ucon        = 0x3c5,
+                .ulcon       = 0x03,
+                .ufcon       = 0x51,
+        },
+        [1] = {
+                .hwport      = 1,
+                .flags       = 0,
+                .ucon        = 0x3c5,
+                .ulcon       = 0x03,
+                .ufcon       = 0x51,
+        },
+};
+
+static struct map_desc smdk6400_iodesc[] = {};
+
+static void __init smdk6400_map_io(void)
+{
+        s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc));
+        s3c24xx_init_clocks(12000000);
+        s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs));
+}
+
+static struct platform_device *smdk6400_devices[] __initdata = {
+        &s3c_device_hsmmc1,
+        &s3c_device_i2c0,
+};
+
+static struct i2c_board_info i2c_devs[] __initdata = {
+        { I2C_BOARD_INFO("WM8753", 0x1A), },
+        { I2C_BOARD_INFO("24c08", 0x50), },
+};
+
+static void __init smdk6400_machine_init(void)
+{
+        i2c_register_board_info(0, i2c_devs, ARRAY_SIZE(i2c_devs));
+        platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices));
+}
+
+MACHINE_START(SMDK6400, "SMDK6400")
+        /* Maintainer: Ben Dooks <ben@fluff.org> */
+        .phys_io        = S3C_PA_UART & 0xfff00000,
+        .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
+        .boot_params    = S3C64XX_PA_SDRAM + 0x100,
+
+        .init_irq       = s3c6400_init_irq,
+        .map_io         = smdk6400_map_io,
+        .init_machine   = smdk6400_machine_init,
+        .timer          = &s3c24xx_timer,
+MACHINE_END