arm64: zynqmp: Define and enable qspi node for DC4 board

DC4 board has qspi on it hence define and enable
qspi node for it.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts b/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts
index fb49b4f..9afbbb6 100644 (file)
--- a/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts
+++ b/arch/arm/dts/zynqmp-zc1751-xm018-dc4.dts
@@ -177,6 +177,35 @@
        status = "okay";
 };
 
+&qspi {
+       status = "okay";
+       flash@0 {
+               compatible = "m25p80", "spi-flash"; /* 32MB */
+               #address-cells = <1>;
+               #size-cells = <1>;
+               reg = <0x0>;
+               spi-tx-bus-width = <1>;
+               spi-rx-bus-width = <4>; /* also DUAL configuration possible */
+               spi-max-frequency = <108000000>; /* Based on DC1 spec */
+               partition@qspi-fsbl-uboot { /* for testing purpose */
+                       label = "qspi-fsbl-uboot";
+                       reg = <0x0 0x100000>;
+               };
+               partition@qspi-linux { /* for testing purpose */
+                       label = "qspi-linux";
+                       reg = <0x100000 0x500000>;
+               };
+               partition@qspi-device-tree { /* for testing purpose */
+                       label = "qspi-device-tree";
+                       reg = <0x600000 0x20000>;
+               };
+               partition@qspi-rootfs { /* for testing purpose */
+                       label = "qspi-rootfs";
+                       reg = <0x620000 0x5E0000>;
+               };
+       };
+};
+
 &rtc {
        status = "okay";
 };