ARM: dts: enable spi for EXYNOS5440 SOC
This patch enables the SPI in EXYNOS5440 SoC. The NOR
Flash can be accessed by enabling the spi interface
Signed-off-by: Girish K S <ks.giri@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi
index 9fd7884..d2a48be 100644
--- a/arch/arm/boot/dts/exynos5440.dtsi
+++ b/arch/arm/boot/dts/exynos5440.dtsi
@@ -16,6 +16,10 @@
interrupt-parent = <&gic>;
+ aliases {
+ spi0 = &spi_0;
+ };
+
clock: clock-controller@0x160000 {
compatible = "samsung,exynos5440-clock";
reg = <0x160000 0x1000>;
@@ -101,14 +105,14 @@
clock-names = "uart", "clk_uart_baud0";
};
- spi {
- compatible = "samsung,exynos4210-spi";
- reg = <0xD0000 0x1000>;
+ spi_0: spi@D0000 {
+ compatible = "samsung,exynos5440-spi";
+ reg = <0xD0000 0x100>;
interrupts = <0 4 0>;
- tx-dma-channel = <&pdma0 5>; /* preliminary */
- rx-dma-channel = <&pdma0 4>; /* preliminary */
#address-cells = <1>;
#size-cells = <0>;
+ samsung,spi-src-clk = <0>;
+ num-cs = <1>;
clocks = <&clock 21>, <&clock 16>;
clock-names = "spi", "spi_busclk0";
};