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https://github.com/openwrt/openwrt.git
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5d0d04e238
Add reserved memory for pstore/ramoops to device tree used by Linux
as well as U-Boot.
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3eb354f999)
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
39 lines
759 B
Diff
39 lines
759 B
Diff
--- a/arch/arm/dts/mt7981.dtsi
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+++ b/arch/arm/dts/mt7981.dtsi
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@@ -32,6 +32,35 @@
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};
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};
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+ psci {
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+ compatible = "arm,psci-0.2";
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+ method = "smc";
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+ };
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+
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+ reserved-memory {
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+ #address-cells = <2>;
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+ #size-cells = <2>;
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+ ranges;
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+
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+ /* 64 KiB reserved for ramoops/pstore */
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+ ramoops@42ff0000 {
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+ compatible = "ramoops";
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+ reg = <0 0x42ff0000 0 0x10000>;
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+ record-size = <0x1000>;
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+ };
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+
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+ /* 192 KiB reserved for ARM Trusted Firmware (BL31) */
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+ secmon_reserved: secmon@43000000 {
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+ reg = <0 0x43000000 0 0x30000>;
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+ no-map;
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+ };
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+
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+ wmcpu_emi: wmcpu-reserved@4fc00000 {
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+ no-map;
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+ reg = <0 0x4fc00000 0 0x00100000>;
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+ };
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+ };
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+
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gpt_clk: gpt_dummy20m {
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compatible = "fixed-clock";
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clock-frequency = <13000000>;
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