[PATCH 12/14] arm64: dts: add Exynos7 based Espresso board dts file

[Naveen Krishna Chatradhi <ch.naveen@samsung.com>]

This patch adds initial dts file for the Espresso board
based on Exynos7 from Samsung.

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
---
 arch/arm64/boot/dts/Makefile             |    1 +
 arch/arm64/boot/dts/exynos7-espresso.dts |   69 ++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100644 arch/arm64/boot/dts/exynos7-espresso.dts

diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index c52bdb0..d160de1 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -1,5 +1,6 @@
 dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb
 dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
+dtb-$(CONFIG_ARCH_EXYNOS7) += exynos7-espresso.dtb
 
 targets += dtbs
 targets += $(dtb-y)
diff --git a/arch/arm64/boot/dts/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos7-espresso.dts
new file mode 100644
index 0000000..e35e83c
--- /dev/null
+++ b/arch/arm64/boot/dts/exynos7-espresso.dts
@@ -0,0 +1,69 @@
+/*
+ * SAMSUNG Espresso board device tree source
+ *
+ * Copyright (c) 2014 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.
+*/
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include "exynos7.dtsi"
+
+/ {
+	model = "Samsung ESPRESSO board based on EXYNOS7";
+	compatible = "samsung,espresso", "samsung,exynos7";
+
+	chosen {
+		bootargs = "console=ttySAC2,115200n8 root=/dev/ram0 ramdisk=16384 initrd=0x42000000,16M init=/linuxrc";
+	};
+
+	memory@40000000 {
+		device_type = "memory";
+		reg = <0x40000000 0xC0000000>;
+	};
+
+	mmc@15740000 {
+		status = "okay";
+		num-slots = <1>;
+		broken-cd;
+		caps2-mmc-hs200-1_8v;
+		supports-highspeed;
+		non-removable;
+		card-detect-delay = <200>;
+		clock-frequency = <800000000>;
+		samsung,dw-mshc-ciu-div = <3>;
+		samsung,dw-mshc-sdr-timing = <0 4>;
+		samsung,dw-mshc-ddr-timing = <0 2>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_rdqs &sd0_bus1 &sd0_bus4 &sd0_bus8>;
+		bus-width = <8>;
+
+		slot@0 {
+			reg = <0>;
+			bus-width = <8>;
+		};
+	};
+
+	mmc@15560000 {
+		num-slots = <1>;
+		supports-highspeed;
+		card-detect-delay = <200>;
+		clock-frequency = <400000000>;
+		samsung,dw-mshc-ciu-div = <3>;
+		samsung,dw-mshc-sdr-timing = <2 3>;
+		samsung,dw-mshc-ddr-timing = <1 2>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
+		bus-width = <4>;
+
+		slot@0 {
+			reg = <0>;
+			disable-wp;
+			bus-width = <4>;
+		};
+	};
+};
-- 
1.7.9.5