ARM: dts: add support for EXYNOS4412 based TINY4412 board

Add a minimal board dts file for EXYNOS4412 based FriendlyARM's
TINY4412 board. This patch including support peripherals like
UART, SD card on SDMMC2 port and GPIO connected LEDs.

Signed-off-by: Alex Ling <kasimling@gmail.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 93 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts
new file mode 100644
index 000000000000..0a9831256b33
--- /dev/null
+++ b/arch/arm/boot/dts/exynos4412-tiny4412.dts
@@ -0,0 +1,93 @@
+/*
+ * FriendlyARM's Exynos4412 based TINY4412 board device tree source
+ *
+ * Copyright (c) 2013 Alex Ling <kasimling@gmail.com>
+ *
+ * Device tree source file for FriendlyARM's TINY4412 board which is based on
+ * Samsung's Exynos4412 SoC.
+ *
+ * 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.
+*/
+
+/dts-v1/;
+#include "exynos4412.dtsi"
+
+/ {
+        model = "FriendlyARM TINY4412 board based on Exynos4412";
+        compatible = "friendlyarm,tiny4412", "samsung,exynos4412";
+
+        memory {
+                reg = <0x40000000 0x40000000>;
+        };
+
+        leds {
+                compatible = "gpio-leds";
+
+                led1 {
+                        label = "led1";
+                        gpios = <&gpm4 0 1>;
+                        default-state = "off";
+                        linux,default-trigger = "heartbeat";
+                };
+
+                led2 {
+                        label = "led2";
+                        gpios = <&gpm4 1 1>;
+                        default-state = "off";
+                };
+
+                led3 {
+                        label = "led3";
+                        gpios = <&gpm4 2 1>;
+                        default-state = "off";
+                };
+
+                led4 {
+                        label = "led4";
+                        gpios = <&gpm4 3 1>;
+                        default-state = "off";
+                        linux,default-trigger = "mmc0";
+                };
+        };
+
+        rtc@10070000 {
+                status = "okay";
+        };
+
+        sdhci@12530000 {
+                bus-width = <4>;
+                pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
+                pinctrl-names = "default";
+                status = "okay";
+        };
+
+        serial@13800000 {
+                status = "okay";
+        };
+
+        serial@13810000 {
+                status = "okay";
+        };
+
+        serial@13820000 {
+                status = "okay";
+        };
+
+        serial@13830000 {
+                status = "okay";
+        };
+
+        fixed-rate-clocks {
+                xxti {
+                        compatible = "samsung,clock-xxti";
+                        clock-frequency = <0>;
+                };
+
+                xusbxti {
+                        compatible = "samsung,clock-xusbxti";
+                        clock-frequency = <24000000>;
+                };
+        };
+};