arm64: dts: rockchip: enable onboard spi flash for rock-3a

There is a mx25u12835f spi flash on this board, enable it.

[    2.525805] spi-nor spi4.0: mx25u12835f (16384 Kbytes)

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://lore.kernel.org/r/20240409120003.309358-2-amadeus@jmu.edu.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
index ccc4119ca43a41778961ec5abf042831f90edff6..ebdedea15ad1605a05f278d52ad2f6cf8101c14a 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
@@ -757,6 +757,20 @@
        status = "okay";
 };
 
+&sfc {
+       #address-cells = <1>;
+       #size-cells = <0>;
+       status = "okay";
+
+       flash@0 {
+               compatible = "jedec,spi-nor";
+               reg = <0x0>;
+               spi-max-frequency = <104000000>;
+               spi-rx-bus-width = <4>;
+               spi-tx-bus-width = <1>;
+       };
+};
+
 &tsadc {
        rockchip,hw-tshut-mode = <1>;
        rockchip,hw-tshut-polarity = <0>;