From: Fadil Berisha <f.koliqi@gmail.com>
Date: Sat, 17 Nov 2012 21:52:32 +0000 (-0500)
Subject: ARM: imx23-olinuxino: Add spi support
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=a04878645f54d238821fff85e46d7603f45a0a1f;p=openwrt%2Fstaging%2Fblogic.git

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 8bd56fc7e194..7c43b8e70b9f 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 9ca4ca70c1bc..83f0019cf20f 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 {