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>

2 files changed, 74 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 49945cc1bc7d..8a5e348793c7 100644
--- 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 4272b2949228..a3a2eb2598d7 100644
--- 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>;