Merge pull request torvalds#167 from Radxa-Alvin/rock4se

Add rk3399 cpuinfo node to get serial number. We can get CPU serial number from /proc/cpuinfo. Signed-off-by: Stephen Chen <stephen@radxa.com>
mj22226 · Jul 25, 2023 · 6323681 · 6323681
2 parents 402af23 + c5d5a5e
commit 6323681
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -180,6 +180,12 @@
 		};
 	};
 
+	cpuinfo {
+		compatible = "rockchip,cpuinfo";
+		nvmem-cells = <&cpu_id>;
+		nvmem-cell-names = "id";
+	};
+
 	display_subsystem: display-subsystem {
 		compatible = "rockchip,display-subsystem";
 		ports = <&vopl_out>, <&vopb_out>;