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authorShawn Guo <shawn.guo@linaro.org>2012-07-09 05:33:02 (GMT)
committerShawn Guo <shawn.guo@linaro.org>2012-07-11 03:50:06 (GMT)
commitdd852aa5215b9a976b8949378e8f3b6fcb8c5291 (patch)
tree34c3b4f5b3c5b745cddc628358de77e115f447c2 /arch
parente1a4d18f6c74cf3df59c73f526ede607196f2257 (diff)
downloadlinux-dd852aa5215b9a976b8949378e8f3b6fcb8c5291.tar.xz
ARM: mxs: convert stmp378x_devb board to device tree
The enc28j60 spi device does not get converted to dts file, because there is no mxs spi driver on mainline so far. The enc28j60 spi in mach-stmp378x_devb.c does not work anyway. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/stmp378x_devb.dts78
-rw-r--r--arch/arm/mach-mxs/mach-mxs.c1
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stmp378x_devb.dts b/arch/arm/boot/dts/stmp378x_devb.dts
new file mode 100644
index 0000000..757a327f
--- /dev/null
+++ b/arch/arm/boot/dts/stmp378x_devb.dts
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * 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/ "imx23.dtsi"
+
+/ {
+ model = "Freescale STMP378x Development Board";
+ compatible = "fsl,stmp378x-devb", "fsl,imx23";
+
+ memory {
+ reg = <0x40000000 0x04000000>;
+ };
+
+ apb@80000000 {
+ apbh@80000000 {
+ ssp0: ssp@80010000 {
+ compatible = "fsl,imx23-mmc";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>;
+ bus-width = <4>;
+ wp-gpios = <&gpio1 30 0>;
+ vmmc-supply = <&reg_vddio_sd0>;
+ status = "okay";
+ };
+
+ pinctrl@80018000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hog_pins_a>;
+
+ hog_pins_a: hog-gpios@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x11d3 /* MX23_PAD_PWM3__GPIO_1_29 */
+ 0x11e3 /* MX23_PAD_PWM4__GPIO_1_30 */
+ >;
+ fsl,drive-strength = <0>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <0>;
+ };
+ };
+ };
+
+ apbx@80040000 {
+ auart0: serial@8006c000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&auart0_pins_a>;
+ status = "okay";
+ };
+
+ duart: serial@80070000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&duart_pins_a>;
+ status = "okay";
+ };
+ };
+ };
+
+ regulators {
+ compatible = "simple-bus";
+
+ reg_vddio_sd0: vddio-sd0 {
+ compatible = "regulator-fixed";
+ regulator-name = "vddio-sd0";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio1 29 0>;
+ };
+ };
+};
diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
index a04bec8..bd8db7b 100644
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -267,6 +267,7 @@ static void __init mxs_machine_init(void)
static const char *imx23_dt_compat[] __initdata = {
"fsl,imx23-evk",
+ "fsl,stmp378x_devb"
"olimex,imx23-olinuxino",
"fsl,imx23",
NULL,