[PATCH v2 04/13] arm64: dts: rockchip: Add NOR flash to ODROID-M1

Aurelien Jarno aurelien at aurel32.net
Mon Sep 26 11:37:18 PDT 2022


Enable the Rockchip Serial Flash Controller for the ODROID-M1 and add
the corresponding SPI NOR flash entry. The partitions addresses and
sizes are taken from the ODROID-M1 Partition Table page on the ODROID
wiki.

Signed-off-by: Aurelien Jarno <aurelien at aurel32.net>
---
 .../boot/dts/rockchip/rk3568-odroid-m1.dts    | 43 +++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
index 112c65af3f55..877b9515ad98 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
@@ -409,6 +409,49 @@ &sdmmc0 {
 	status = "okay";
 };
 
+&sfc {
+	pinctrl-0 = <&fspi_pins>;
+	pinctrl-names = "default";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+
+	flash at 0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <24000000>;
+		spi-rx-bus-width = <4>;
+		spi-tx-bus-width = <1>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition at 0 {
+				label = "SPL";
+				reg = <0x0 0xe0000>;
+			};
+			partition at e0000 {
+				label = "U-Boot Env";
+				reg = <0xe0000 0x20000>;
+			};
+			partition at 100000 {
+				label = "U-Boot";
+				reg = <0x100000 0x200000>;
+			};
+			partition at 300000 {
+				label = "splash";
+				reg = <0x300000 0x100000>;
+			};
+			partition at 400000 {
+				label = "Filesystem";
+				reg = <0x400000 0xc00000>;
+			};
+		};
+	};
+};
+
 &tsadc {
 	rockchip,hw-tshut-mode = <1>;
 	rockchip,hw-tshut-polarity = <0>;
-- 
2.35.1




More information about the linux-arm-kernel mailing list