openwrt/package/boot/uboot-mediatek/patches/051-mt7986-enable-pstore.patch
Daniel Golle 85581cc89a uboot-mediatek: mt7986: support PSTORE/ramoops
Assign reserved memory for PSTORE/ramoops for the MT7986 SoC.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-08-28 20:33:15 +01:00

39 lines
757 B
Diff

--- a/arch/arm/dts/mt7986.dtsi
+++ b/arch/arm/dts/mt7986.dtsi
@@ -46,6 +46,35 @@
};
};
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ /* 64 KiB reserved for ramoops/pstore */
+ ramoops@42ff0000 {
+ compatible = "ramoops";
+ reg = <0 0x42ff0000 0 0x10000>;
+ record-size = <0x1000>;
+ };
+
+ /* 192 KiB reserved for ARM Trusted Firmware (BL31) */
+ secmon_reserved: secmon@43000000 {
+ reg = <0 0x43000000 0 0x30000>;
+ no-map;
+ };
+
+ wmcpu_emi: wmcpu-reserved@4fc00000 {
+ no-map;
+ reg = <0 0x4fc00000 0 0x00100000>;
+ };
+ };
+
dummy_clk: dummy12m {
compatible = "fixed-clock";
clock-frequency = <12000000>;