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-rw-r--r--package/boot/uboot-mediatek/patches/052-mt7981-enable-pstore.patch38
-rw-r--r--target/linux/mediatek/files-5.15/arch/arm64/boot/dts/mediatek/mt7981.dtsi7
2 files changed, 45 insertions, 0 deletions
diff --git a/package/boot/uboot-mediatek/patches/052-mt7981-enable-pstore.patch b/package/boot/uboot-mediatek/patches/052-mt7981-enable-pstore.patch
new file mode 100644
index 0000000000..9bfea8f737
--- /dev/null
+++ b/package/boot/uboot-mediatek/patches/052-mt7981-enable-pstore.patch
@@ -0,0 +1,38 @@
+--- a/arch/arm/dts/mt7981.dtsi
++++ b/arch/arm/dts/mt7981.dtsi
+@@ -32,6 +32,35 @@
+ };
+ };
+
++ 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>;
++ };
++ };
++
+ gpt_clk: gpt_dummy20m {
+ compatible = "fixed-clock";
+ clock-frequency = <13000000>;
diff --git a/target/linux/mediatek/files-5.15/arch/arm64/boot/dts/mediatek/mt7981.dtsi b/target/linux/mediatek/files-5.15/arch/arm64/boot/dts/mediatek/mt7981.dtsi
index 07a8c06979..17038a2484 100644
--- a/target/linux/mediatek/files-5.15/arch/arm64/boot/dts/mediatek/mt7981.dtsi
+++ b/target/linux/mediatek/files-5.15/arch/arm64/boot/dts/mediatek/mt7981.dtsi
@@ -164,6 +164,13 @@
#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>;