arm/mx5: add device tree support for imx53 boards

It adds device tree support for imx53 boards.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/boot/dts/imx53-smd.dts b/arch/arm/boot/dts/imx53-smd.dts
new file mode 100644
index 0000000..b1c062e
--- /dev/null
+++ b/arch/arm/boot/dts/imx53-smd.dts
@@ -0,0 +1,169 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ * Copyright 2011 Linaro Ltd.
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "imx53.dtsi"
+
+/ {
+	model = "Freescale i.MX53 Smart Mobile Reference Design Board";
+	compatible = "fsl,imx53-smd", "fsl,imx53";
+
+	chosen {
+		bootargs = "console=ttymxc0,115200 root=/dev/mmcblk0p3 rootwait";
+	};
+
+	memory {
+		reg = <0x70000000 0x40000000>;
+	};
+
+	soc {
+		aips@50000000 { /* AIPS1 */
+			spba@50000000 {
+				esdhc@50004000 { /* ESDHC1 */
+					cd-gpios = <&gpio2 13 0>; /* GPIO3_13 */
+					wp-gpios = <&gpio3 11 0>; /* GPIO4_11 */
+					status = "okay";
+				};
+
+				esdhc@50008000 { /* ESDHC2 */
+					fsl,card-wired;
+					status = "okay";
+				};
+
+				uart2: uart@5000c000 { /* UART3 */
+					fsl,uart-has-rtscts;
+					status = "okay";
+				};
+
+				ecspi@50010000 { /* ECSPI1 */
+					fsl,spi-num-chipselects = <2>;
+					cs-gpios = <&gpio1 30 0>, /* GPIO2_30 */
+						   <&gpio2 19 0>; /* GPIO3_19 */
+					status = "okay";
+
+					zigbee: mc1323@0 {
+						compatible = "fsl,mc1323";
+						spi-max-frequency = <8000000>;
+						reg = <0>;
+					};
+
+					flash: m25p32@1 {
+						#address-cells = <1>;
+						#size-cells = <1>;
+						compatible = "st,m25p32", "st,m25p";
+						spi-max-frequency = <20000000>;
+						reg = <1>;
+
+						partition@0 {
+							label = "U-Boot";
+							reg = <0x0 0x40000>;
+							read-only;
+						};
+
+						partition@40000 {
+							label = "Kernel";
+							reg = <0x40000 0x3c0000>;
+						};
+					};
+				};
+
+				esdhc@50020000 { /* ESDHC3 */
+					fsl,card-wired;
+					status = "okay";
+				};
+			};
+
+			wdog@53f98000 { /* WDOG1 */
+				status = "okay";
+			};
+
+			iomuxc@53fa8000 {
+				compatible = "fsl,imx53-iomuxc-smd";
+				reg = <0x53fa8000 0x4000>;
+			};
+
+			uart0: uart@53fbc000 { /* UART1 */
+				status = "okay";
+			};
+
+			uart1: uart@53fc0000 { /* UART2 */
+				status = "okay";
+			};
+		};
+
+		aips@60000000 {	/* AIPS2 */
+			sdma@63fb0000 {
+				fsl,sdma-ram-script-name = "imx/sdma/sdma-imx53.bin";
+			};
+
+			i2c@63fc4000 { /* I2C2 */
+				status = "okay";
+
+				codec: sgtl5000@0a {
+					compatible = "fsl,sgtl5000";
+					reg = <0x0a>;
+				};
+
+				magnetometer: mag3110@0e {
+					compatible = "fsl,mag3110";
+					reg = <0x0e>;
+				};
+
+				touchkey: mpr121@5a {
+					compatible = "fsl,mpr121";
+					reg = <0x5a>;
+				};
+			};
+
+			i2c@63fc8000 { /* I2C1 */
+				status = "okay";
+
+				accelerometer: mma8450@1c {
+					compatible = "fsl,mma8450";
+					reg = <0x1c>;
+				};
+
+				camera: ov5642@3c {
+					compatible = "ovti,ov5642";
+					reg = <0x3c>;
+				};
+
+				pmic: dialog@48 {
+					compatible = "dialog,da9053", "dialog,da9052";
+					reg = <0x48>;
+				};
+			};
+
+			fec@63fec000 {
+				phy-mode = "rmii";
+				phy-reset-gpios = <&gpio6 6 0>; /* GPIO7_6 */
+				status = "okay";
+			};
+		};
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		volume-up {
+			label = "Volume Up";
+			gpios = <&gpio1 14 0>; /* GPIO2_14 */
+			linux,code = <115>; /* KEY_VOLUMEUP */
+		};
+
+		volume-down {
+			label = "Volume Down";
+			gpios = <&gpio1 15 0>; /* GPIO2_15 */
+			linux,code = <114>; /* KEY_VOLUMEDOWN */
+		};
+	};
+};