ARM: mxs: add support for I2SE's duckbill series

Signed-off-by: Michael Heimpold <mhei@heimpold.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

2 files changed, 122 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 5ef1b3080e45..107069dd05d3 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -185,6 +185,7 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
         imx28-cfa10056.dtb \
         imx28-cfa10057.dtb \
         imx28-cfa10058.dtb \
+        imx28-duckbill.dtb \
         imx28-evk.dtb \
         imx28-m28cu3.dtb \
         imx28-m28evk.dtb \
diff --git a/arch/arm/boot/dts/imx28-duckbill.dts b/arch/arm/boot/dts/imx28-duckbill.dts
new file mode 100644
index 000000000000..5f326c1c1850
--- /dev/null
+++ b/arch/arm/boot/dts/imx28-duckbill.dts
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2013 Michael Heimpold <mhei@heimpold.de>
+ *
+ * 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 "imx28.dtsi"
+
+/ {
+        model = "I2SE Duckbill";
+        compatible = "i2se,duckbill", "fsl,imx28";
+
+        memory {
+                reg = <0x40000000 0x08000000>;
+        };
+
+        apb@80000000 {
+                apbh@80000000 {
+                        ssp0: ssp@80010000 {
+                                compatible = "fsl,imx28-mmc";
+                                pinctrl-names = "default";
+                                pinctrl-0 = <&mmc0_8bit_pins_a
+                                        &mmc0_cd_cfg &mmc0_sck_cfg>;
+                                bus-width = <8>;
+                                vmmc-supply = <&reg_3p3v>;
+                                status = "okay";
+                        };
+
+                        pinctrl@80018000 {
+                                pinctrl-names = "default";
+                                pinctrl-0 = <&hog_pins_a>;
+
+                                hog_pins_a: hog@0 {
+                                        reg = <0>;
+                                        fsl,pinmux-ids = <
+                                                MX28_PAD_ENET0_RX_CLK__GPIO_4_13 /* PHY Reset */
+                                        >;
+                                        fsl,drive-strength = <MXS_DRIVE_4mA>;
+                                        fsl,voltage = <MXS_VOLTAGE_HIGH>;
+                                        fsl,pull-up = <MXS_PULL_DISABLE>;
+                                };
+
+                                led_pins_a: led_gpio@0 {
+                                        reg = <0>;
+                                        fsl,pinmux-ids = <
+                                                MX28_PAD_AUART1_RX__GPIO_3_4
+                                                MX28_PAD_AUART1_TX__GPIO_3_5
+                                        >;
+                                        fsl,drive-strength = <MXS_DRIVE_4mA>;
+                                        fsl,voltage = <MXS_VOLTAGE_HIGH>;
+                                        fsl,pull-up = <MXS_PULL_DISABLE>;
+                                };
+                        };
+                };
+
+                apbx@80040000 {
+                        duart: serial@80074000 {
+                                pinctrl-names = "default";
+                                pinctrl-0 = <&duart_pins_a>;
+                                status = "okay";
+                        };
+
+                        usbphy0: usbphy@8007c000 {
+                                status = "okay";
+                        };
+                };
+        };
+
+        ahb@80080000 {
+                usb0: usb@80080000 {
+                        status = "okay";
+                };
+
+                mac0: ethernet@800f0000 {
+                        phy-mode = "rmii";
+                        pinctrl-names = "default";
+                        pinctrl-0 = <&mac0_pins_a>;
+                        phy-supply = <&reg_3p3v>;
+                        phy-reset-gpios = <&gpio4 13 0>;
+                        phy-reset-duration = <100>;
+                        status = "okay";
+                };
+        };
+
+        regulators {
+                compatible = "simple-bus";
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                reg_3p3v: regulator@0 {
+                        compatible = "regulator-fixed";
+                        reg = <0>;
+                        regulator-name = "3P3V";
+                        regulator-min-microvolt = <3300000>;
+                        regulator-max-microvolt = <3300000>;
+                        regulator-always-on;
+                };
+        };
+
+        leds {
+                compatible = "gpio-leds";
+                pinctrl-names = "default";
+                pinctrl-0 = <&led_pins_a>;
+
+                status {
+                        label = "duckbill:green:status";
+                        gpios = <&gpio3 5 0>;
+                };
+
+                failure {
+                        label = "duckbill:red:status";
+                        gpios = <&gpio3 4 0>;
+                };
+        };
+};