ARM: dts: Add nodes for spi controllers for SAMSUNG EXYNOS5 platforms

Add device nodes for the three instances of spi controllers in
EXYNOS5 platforms and enable instance SPI 1 for SMDK5250 board.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 49945cc..8a5e348 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -71,4 +71,42 @@
        i2c@12CD0000 {
                status = "disabled";
        };
+
+       spi_0: spi@12d20000 {
+               status = "disabled";
+       };
+
+       spi_1: spi@12d30000 {
+               gpios = <&gpa2 4 2 3 0>,
+                       <&gpa2 6 2 3 0>,
+                       <&gpa2 7 2 3 0>;
+
+               w25q80bw@0 {
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       compatible = "w25x80";
+                       reg = <0>;
+                       spi-max-frequency = <1000000>;
+
+                       controller-data {
+                               cs-gpio = <&gpa2 5 1 0 3>;
+                               samsung,spi-feedback-delay = <0>;
+                       };
+
+                       partition@0 {
+                               label = "U-Boot";
+                               reg = <0x0 0x40000>;
+                               read-only;
+                       };
+
+                       partition@40000 {
+                               label = "Kernel";
+                               reg = <0x40000 0xc0000>;
+                       };
+               };
+       };
+
+       spi_2: spi@12d40000 {
+               status = "disabled";
+       };
 };

diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 4272b29..a3a2eb2 100644 (file)
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -23,6 +23,12 @@
        compatible = "samsung,exynos5250";
        interrupt-parent = <&gic>;
 
+       aliases {
+               spi0 = &spi_0;
+               spi1 = &spi_1;
+               spi2 = &spi_2;
+       };
+
        gic:interrupt-controller@10481000 {
                compatible = "arm,cortex-a9-gic";
                #interrupt-cells = <3>;
@@ -146,6 +152,36 @@
                #size-cells = <0>;
        };
 
+       spi_0: spi@12d20000 {
+               compatible = "samsung,exynos4210-spi";
+               reg = <0x12d20000 0x100>;
+               interrupts = <0 66 0>;
+               tx-dma-channel = <&pdma0 5>;
+               rx-dma-channel = <&pdma0 4>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+       spi_1: spi@12d30000 {
+               compatible = "samsung,exynos4210-spi";
+               reg = <0x12d30000 0x100>;
+               interrupts = <0 67 0>;
+               tx-dma-channel = <&pdma1 5>;
+               rx-dma-channel = <&pdma1 4>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
+       spi_2: spi@12d40000 {
+               compatible = "samsung,exynos4210-spi";
+               reg = <0x12d40000 0x100>;
+               interrupts = <0 68 0>;
+               tx-dma-channel = <&pdma0 7>;
+               rx-dma-channel = <&pdma0 6>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+       };
+
        amba {
                #address-cells = <1>;
                #size-cells = <1>;