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Message-Id: <1387373039-4738-1-git-send-email-kasimling@gmail.com>
Date: Wed, 18 Dec 2013 21:23:59 +0800
From: Alex Ling <kasimling@...il.com>
To: rob.herring@...xeda.com, mark.rutland@....com,
linux@....linux.org.uk, swarren@...dotorg.org,
ijc+devicetree@...lion.org.uk, kgene.kim@...sung.com,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org
Cc: Alex Ling <kasimling@...il.com>
Subject: [PATCH v2 1/1] ARM: dts: add board dts file 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@...il.com>
---
Changes for v2:
- Clean up patch description
- Fix LED labels as Tomasz's suggested
- Fix style issues
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/exynos4412-tiny4412.dts | 93 +++++++++++++++++++++++++++++
2 files changed, 94 insertions(+)
create mode 100644 arch/arm/boot/dts/exynos4412-tiny4412.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 50fd70b..cfee1ef 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -59,6 +59,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \
exynos4412-odroidx.dtb \
exynos4412-origen.dtb \
exynos4412-smdk4412.dtb \
+ exynos4412-tiny4412.dtb \
exynos4412-trats2.dtb \
exynos5250-arndale.dtb \
exynos5250-smdk5250.dtb \
diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts
new file mode 100644
index 0000000..0a98312
--- /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@...il.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@...70000 {
+ status = "okay";
+ };
+
+ sdhci@...30000 {
+ bus-width = <4>;
+ pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
+ pinctrl-names = "default";
+ status = "okay";
+ };
+
+ serial@...00000 {
+ status = "okay";
+ };
+
+ serial@...10000 {
+ status = "okay";
+ };
+
+ serial@...20000 {
+ status = "okay";
+ };
+
+ serial@...30000 {
+ status = "okay";
+ };
+
+ fixed-rate-clocks {
+ xxti {
+ compatible = "samsung,clock-xxti";
+ clock-frequency = <0>;
+ };
+
+ xusbxti {
+ compatible = "samsung,clock-xusbxti";
+ clock-frequency = <24000000>;
+ };
+ };
+};
--
1.7.9.5
--
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