ARM: imx23-olinuxino: Add spi support
imx23-olinuxino board has spi pins exposed on external connector.
This patch add spi support.
Signed-off-by: Fadil Berisha <f.koliqi@gmail.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
index 8bd56fc..7c43b8e 100644
--- a/arch/arm/boot/dts/imx23-olinuxino.dts
+++ b/arch/arm/boot/dts/imx23-olinuxino.dts
@@ -56,6 +56,15 @@
fsl,pull-up = <0>;
};
};
+
+ ssp1: ssp@80034000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,imx23-spi";
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi2_pins_a>;
+ status = "okay";
+ };
};
apbx@80040000 {
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index 9ca4ca7..83f0019 100644
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -278,6 +278,19 @@
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
+
+ spi2_pins_a: spi2@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x0182 /* MX23_PAD_GPMI_WRN__SSP2_SCK */
+ 0x0142 /* MX23_PAD_GPMI_RDY1__SSP2_CMD */
+ 0x0002 /* MX23_PAD_GPMI_D00__SSP2_DATA0 */
+ 0x0032 /* MX23_PAD_GPMI_D03__SSP2_DATA3 */
+ >;
+ fsl,drive-strength = <1>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <1>;
+ };
};
digctl@8001c000 {