ARM: mx28evk: Add SPI flash support

mx28evk has a free slot (J89) which can be used to populate an SPI NOR Flash.

Add support for it.

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/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts
index ab78ee53fdc7ab523903fbb7cb06d2c873756d6a..8a9a2f4023ce9fa6dc3a2a85a346e9928b22c608 100644 (file)
--- a/arch/arm/boot/dts/imx28-evk.dts
+++ b/arch/arm/boot/dts/imx28-evk.dts
@@ -46,6 +46,23 @@
                                wp-gpios = <&gpio0 28 0>;
                        };
 
+                       ssp2: ssp@80014000 {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                               compatible = "fsl,imx28-spi";
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&spi2_pins_a>;
+                               status = "okay";
+
+                               flash: m25p80@0 {
+                                       #address-cells = <1>;
+                                       #size-cells = <1>;
+                                       compatible = "sst,sst25vf016b";
+                                       spi-max-frequency = <40000000>;
+                                       reg = <0>;
+                               };
+                       };
+
                        pinctrl@80018000 {
                                pinctrl-names = "default";
                                pinctrl-0 = <&hog_pins_a>;