[PATCH v2 7/8] arm64: dts: imx8mm-kontron: Add SPI NOR partition layout

Frieder Schrempf frieder at fris.de
Mon Aug 1 06:15:51 PDT 2022


From: Frieder Schrempf <frieder.schrempf at kontron.de>

This is the layout used by the bootloader. Add it to the kernel
devicetree to make the same layout available in Linux and have
the devicetrees synced.

Signed-off-by: Frieder Schrempf <frieder.schrempf at kontron.de>
---
Changes in v2:
* new patch
---
 .../freescale/imx8mm-kontron-n801x-som.dtsi   | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
index c995592981c2..bb87e8b166bf 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
@@ -66,6 +66,27 @@ flash at 0 {
 		compatible = "mxicy,mx25r1635f", "jedec,spi-nor";
 		spi-max-frequency = <80000000>;
 		reg = <0>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition at 0 {
+				label = "u-boot";
+				reg = <0x0 0x1E0000>;
+			};
+
+			partition at 1 {
+				label = "env";
+				reg = <0x1E0000 0x10000>;
+			};
+
+			partition at 2 {
+				label = "env_redundant";
+				reg = <0x1F0000 0x10000>;
+			};
+		};
 	};
 };
 
-- 
2.37.1




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