ARM: S5P6442: Add SMDK6442 board support file

This patch adds SMDK6442 board support file.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

2 files changed, 92 insertions, 0 deletions

diff --git a/arch/arm/mach-s5p6442/Makefile b/arch/arm/mach-s5p6442/Makefile
index 501d2510a9a2..dde39a6ce6bc 100644
--- a/arch/arm/mach-s5p6442/Makefile
+++ b/arch/arm/mach-s5p6442/Makefile
@@ -16,3 +16,4 @@ obj-$(CONFIG_CPU_S5P6442)	+= cpu.o init.o clock.o
 
 # machine support
 
+obj-$(CONFIG_MACH_SMDK6442)     += mach-smdk6442.o
diff --git a/arch/arm/mach-s5p6442/mach-smdk6442.c b/arch/arm/mach-s5p6442/mach-smdk6442.c
new file mode 100644
index 000000000000..0d63371ce07c
--- /dev/null
+++ b/arch/arm/mach-s5p6442/mach-smdk6442.c
@@ -0,0 +1,91 @@
+/* linux/arch/arm/mach-s5p6442/mach-smdk6442.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * 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/init.h>
+#include <linux/serial_core.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+
+#include <plat/regs-serial.h>
+#include <plat/s5p6442.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define S5P6442_UCON_DEFAULT    (S3C2410_UCON_TXILEVEL |        \
+                                 S3C2410_UCON_RXILEVEL |        \
+                                 S3C2410_UCON_TXIRQMODE |       \
+                                 S3C2410_UCON_RXIRQMODE |       \
+                                 S3C2410_UCON_RXFIFO_TOI |      \
+                                 S3C2443_UCON_RXERR_IRQEN)
+
+#define S5P6442_ULCON_DEFAULT   S3C2410_LCON_CS8
+
+#define S5P6442_UFCON_DEFAULT   (S3C2410_UFCON_FIFOMODE |       \
+                                 S5PV210_UFCON_TXTRIG4 |        \
+                                 S5PV210_UFCON_RXTRIG4)
+
+static struct s3c2410_uartcfg smdk6442_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport         = 0,
+                .flags          = 0,
+                .ucon           = S5P6442_UCON_DEFAULT,
+                .ulcon          = S5P6442_ULCON_DEFAULT,
+                .ufcon          = S5P6442_UFCON_DEFAULT,
+        },
+        [1] = {
+                .hwport         = 1,
+                .flags          = 0,
+                .ucon           = S5P6442_UCON_DEFAULT,
+                .ulcon          = S5P6442_ULCON_DEFAULT,
+                .ufcon          = S5P6442_UFCON_DEFAULT,
+        },
+        [2] = {
+                .hwport         = 2,
+                .flags          = 0,
+                .ucon           = S5P6442_UCON_DEFAULT,
+                .ulcon          = S5P6442_ULCON_DEFAULT,
+                .ufcon          = S5P6442_UFCON_DEFAULT,
+        },
+};
+
+static struct platform_device *smdk6442_devices[] __initdata = {
+};
+
+static void __init smdk6442_map_io(void)
+{
+        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+        s3c24xx_init_clocks(12000000);
+        s3c24xx_init_uarts(smdk6442_uartcfgs, ARRAY_SIZE(smdk6442_uartcfgs));
+}
+
+static void __init smdk6442_machine_init(void)
+{
+        platform_add_devices(smdk6442_devices, ARRAY_SIZE(smdk6442_devices));
+}
+
+MACHINE_START(SMDK6442, "SMDK6442")
+        /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
+        .phys_io        = S3C_PA_UART & 0xfff00000,
+        .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
+        .boot_params    = S5P_PA_SDRAM + 0x100,
+        .init_irq       = s5p6442_init_irq,
+        .map_io         = smdk6442_map_io,
+        .init_machine   = smdk6442_machine_init,
+        .timer          = &s3c24xx_timer,
+MACHINE_END