[PATCH 1/1] riscv: dts: spacemit: enable QSPI for OrangePi RV2

[Chukun Pan]

Enable the QSPI controller and the XM25QU128C SPI NOR flash on the
OrangePi RV2 board. Add a flash partition layout from vendor UBoot.

Signed-off-by: Chukun Pan <amadeus at jmu.edu.cn>
---
 .../boot/dts/spacemit/k1-orangepi-rv2.dts     | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
index c95ca38e3d4a..3081065cec0e 100644
--- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts
@@ -288,6 +288,51 @@ &pcie2 {
 	status = "okay";
 };
 
+&qspi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&qspi_cfg>;
+	status = "okay";
+
+	flash at 0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <26500000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <4>;
+		vcc-supply = <&buck3_1v8>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			bootinfo at 0 {
+				reg = <0x00000 0x010000>;
+			};
+
+			private at 10000 {
+				reg = <0x10000 0x010000>;
+			};
+
+			fsbl at 20000 {
+				reg = <0x20000 0x040000>;
+			};
+
+			env at 60000 {
+				reg = <0x60000 0x010000>;
+			};
+
+			opensbi at 70000 {
+				reg = <0x70000 0x030000>;
+			};
+
+			uboot at a00000 {
+				reg = <0xa0000 0x760000>;
+			};
+		};
+	};
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_2_cfg>;
-- 
2.34.1