socfpga: implement arria V socdk SPI flash config in dts
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@ff705000"; /* QSPI */
+ spi1 = "/spi@fff00000";
+ spi2 = "/spi@fff01000";
};
regulator_3_3v: 3-3-v-regulator {
@@ -72,3 +76,23 @@
&usb1 {
status = "okay";
};
+
+&qspi {
+ status = "okay";
+
+ flash0: n25q00@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>;
+ };
+};