[U-Boot] [PATCH] socfpga: implement arria V socdk SPI flash config in dts

[Pavel Machek <pavel@denx.de>]

Arria V SocDK has same QSPI and SPI flash configuration as Socrates. Add
support for it.

Signed-off-by: Pavel Machek <pavel@denx.de>

diff --git a/arch/arm/dts/socfpga_arria5_socdk.dts b/arch/arm/dts/socfpga_arria5_socdk.dts
index 4e529a1..1b86897 100644
--- a/arch/arm/dts/socfpga_arria5_socdk.dts
+++ b/arch/arm/dts/socfpga_arria5_socdk.dts
@@ -25,6 +25,10 @@
 		* to be added to the gmac1 device tree blob.
 		*/
 		ethernet0 = &gmac1;
+
+		spi0 = "/spi at ff705000";		/* QSPI */
+		spi1 = "/spi at fff00000";
+		spi2 = "/spi at fff01000";
 	};
 
 	regulator_3_3v: 3-3-v-regulator {
@@ -72,3 +76,23 @@
 &usb1 {
 	status = "okay";
 };
+
+&qspi {
+	status = "okay";
+
+	flash0: n25q00 at 0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "n25q00";
+		reg = <0>;      /* chip select */
+		spi-max-frequency = <50000000>;
+		m25p,fast-read;
+		page-size = <256>;
+		block-size = <16>; /* 2^16, 64KB */
+		read-delay = <4>;  /* delay value in read data capture register */
+		tshsl-ns = <50>;
+		tsd2d-ns = <50>;
+		tchsh-ns = <4>;
+		tslch-ns = <4>;
+	};
+};

-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html