Signed-off-by: Shaju Abraham <[email protected]>
---
arch/arm/Kconfig | 8 ++
arch/arm/mach-s5pv210/Kconfig | 15 ++++
arch/arm/mach-s5pv210/Makefile | 1 +
arch/arm/mach-s5pv210/mach-smdkv210_dt.c | 121 ++++++++++++++++++++++++++++++
4 files changed, 145 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-s5pv210/mach-smdkv210_dt.c
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a63f7c2..dd721fd 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1383,6 +1383,14 @@ endmenu
menu "Boot options"
+config USE_OF
+ bool "Flattened Device Tree support"
+ select OF
+ select OF_FLATTREE
+ help
+ Include support for flattened device tree machine descriptions.
+
+
config ARM_EMBEDDED_DTB
string "Embedded device tree blob" if OF
default ""
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 307a21d..74a6cbe 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -78,6 +78,21 @@ config MACH_SMDKV210
help
Machine support for Samsung SMDKV210
+config MACH_SMDKV210_DT
+ bool "SMDKV210-DT"
+ select OF
+ select OF_FLATTREE
+ select CPU_S5PV210
+ select ARCH_SPARSEMEM_ENABLE
+ select SAMSUNG_DEV_ADC
+ select SAMSUNG_DEV_TS
+ select S3C_DEV_WDT
+ select HAVE_S3C2410_WATCHDOG
+ help
+ Machine support for Samsung SMDKV210-Device Tree
+
+
+
config MACH_SMDKC110
bool "SMDKC110"
select CPU_S5PV210
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index 74dbd76..f0944a9 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -21,6 +21,7 @@ obj-$(CONFIG_S5PV210_USE_NONCOMMON_STRUCT_CLK) += clock.o
obj-$(CONFIG_MACH_AQUILA) += mach-aquila.o
obj-$(CONFIG_MACH_SMDKV210) += mach-smdkv210.o
+obj-$(CONFIG_MACH_SMDKV210_DT) += mach-smdkv210_dt.o
obj-$(CONFIG_MACH_SMDKC110) += mach-smdkc110.o
obj-$(CONFIG_MACH_GONI) += mach-goni.o
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210_dt.c
b/arch/arm/mach-s5pv210/mach-smdkv210_dt.c
new file mode 100644
index 0000000..679401b
--- /dev/null
+++ b/arch/arm/mach-s5pv210/mach-smdkv210_dt.c
@@ -0,0 +1,121 @@
+/* linux/arch/arm/mach-s5pv210/mach-smdkv210_dt.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/i2c.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+#include <linux/dm9000.h>
+#include <linux/gpio.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/of_fdt.h>
+#include <linux/of_clk.h>
+
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+
+
+#include <asm/mach/arch.h>
+#include <asm/hardware/vic.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/s5pv210.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/adc.h>
+#include <plat/ts.h>
+
+
+
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define SMDKV210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
+ S3C2410_UCON_RXILEVEL | \
+ S3C2410_UCON_TXIRQMODE | \
+ S3C2410_UCON_RXIRQMODE | \
+ S3C2410_UCON_RXFIFO_TOI | \
+ S3C2443_UCON_RXERR_IRQEN)
+
+#define SMDKV210_ULCON_DEFAULT S3C2410_LCON_CS8
+
+#define SMDKV210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
+ S5PV210_UFCON_TXTRIG4 | \
+ S5PV210_UFCON_RXTRIG4)
+
+static struct s3c2410_uartcfg smdkv210_uartcfgs[] __initdata = {
+ [0] = {
+ .hwport = 0,
+ .flags = 0,
+ .ucon = SMDKV210_UCON_DEFAULT,
+ .ulcon = SMDKV210_ULCON_DEFAULT,
+ .ufcon = SMDKV210_UFCON_DEFAULT,
+ },
+ [1] = {
+ .hwport = 1,
+ .flags = 0,
+ .ucon = SMDKV210_UCON_DEFAULT,
+ .ulcon = SMDKV210_ULCON_DEFAULT,
+ .ufcon = SMDKV210_UFCON_DEFAULT,
+ },
+ [2] = {
+ .hwport = 2,
+ .flags = 0,
+ .ucon = SMDKV210_UCON_DEFAULT,
+ .ulcon = SMDKV210_ULCON_DEFAULT,
+ .ufcon = SMDKV210_UFCON_DEFAULT,
+ },
+ [3] = {
+ .hwport = 3,
+ .flags = 0,
+ .ucon = SMDKV210_UCON_DEFAULT,
+ .ulcon = SMDKV210_ULCON_DEFAULT,
+ .ufcon = SMDKV210_UFCON_DEFAULT,
+ },
+};
+
+
+
+static void __init smdkv210_map_io(void)
+{
+ s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+ s3c24xx_init_clocks(24000000);
+ s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs));
+}
+
+static void __init smdkv210_dt_init(void)
+{
+ struct device_node *node;
+ of_clk_fixed_parse();
+ of_platform_bus_probe(NULL, NULL, NULL);
+}
+
+static int __init smdkv210_dt_probe(unsigned long dt)
+{
+ if (!of_flat_dt_is_compatible(dt, "samsung,smdkv210"))
+ return 0;
+
+ return 1;
+}
+
+DT_MACHINE_START(SMDKV210, "SMDKV210 (Device Tree Support)")
+ .boot_params = 0x00000100,
+ .map_io = smdkv210_map_io,
+ .init_irq = s5pv210_init_irq,
+ .init_machine = smdkv210_dt_init,
+ .timer = &s3c24xx_timer,
+ .probe_dt = smdkv210_dt_probe,
+MACHINE_END
--
1.7.2
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