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authorKukjin Kim <kgene.kim@samsung.com>2010-01-29 10:21:16 +0900
committerBen Dooks <ben-linux@fluff.org>2010-02-24 01:52:18 +0000
commit461859db1f367200602d81c9352e2477a6187814 (patch)
tree6b6c8009aa43c715947a47ed2c8e4d99308f4d38 /arch/arm/mach-s5p6442
parent550db7f155c9e51288fbe114fbb33d7a044d8a75 (diff)
downloadtalos-op-linux-461859db1f367200602d81c9352e2477a6187814.tar.gz
talos-op-linux-461859db1f367200602d81c9352e2477a6187814.zip
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>
Diffstat (limited to 'arch/arm/mach-s5p6442')
-rw-r--r--arch/arm/mach-s5p6442/Makefile1
-rw-r--r--arch/arm/mach-s5p6442/mach-smdk6442.c91
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
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