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uboot-mediatek: mt7986: support PSTORE/ramoops

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Assign reserved memory for PSTORE/ramoops for the MT7986 SoC.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle
2022-08-12 23:31:49 +02:00
parent d3a337a592
commit 85581cc89a
1 changed files with 38 additions and 0 deletions
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38
package/boot/uboot-mediatek/patches/051-mt7986-enable-pstore.patch Normal file
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@@ -0,0 +1,38 @@
--- 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>;