[PATCH] arm64: dts: allwinner: Cubie A5E: enable SPI flash
Andre Przywara
andre.przywara at arm.com
Mon May 11 15:17:41 PDT 2026
The Cubie A5E board comes with 16MiB of SPI NOR flash.
Enable the SPI0 DT node and describe the configuration.
Signed-off-by: Andre Przywara <andre.przywara at arm.com>
---
.../boot/dts/allwinner/sun55i-a527-cubie-a5e.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts b/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts
index bfdf1728cd14b..7ad22fc85d1fd 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a527-cubie-a5e.dts
@@ -344,6 +344,21 @@ &r_pio {
vcc-pm-supply = <®_aldo3>;
};
+&spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi0_pc_pins>, <&spi0_cs0_pc_pin>,
+ <&spi0_hold_pc_pin>, <&spi0_wp_pc_pin>;
+ status = "okay";
+
+ flash at 0 {
+ compatible = "winbond,w25q128", "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <40000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pb_pins>;
--
2.46.4
More information about the linux-arm-kernel
mailing list