openwrt/target/linux/mediatek/patches-5.15/941-arm64-dts-mt7986-move-cpuboot-in-a-dedicated-node.patch
Lorenzo Bianconi e314f7be7e mediatek: filogic: move ilm, dlm and cpu_boot in dedicated nodes
This fixes issues with legacy boot loaders that don't process reserved memory
regions outside of system RAM

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2023-03-20 21:28:19 +01:00

66 lines
1.9 KiB
Diff

From 247e566e3459481f1fa98733534bfed767e18b42 Mon Sep 17 00:00:00 2001
Message-Id: <247e566e3459481f1fa98733534bfed767e18b42.1678620342.git.lorenzo@kernel.org>
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Sat, 11 Mar 2023 16:32:41 +0100
Subject: [PATCH net-next] arm64: dts: mt7986: move cpuboot in a dedicated node
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -121,11 +121,6 @@
reg = <0 0x151f8000 0 0x2000>;
no-map;
};
-
- wo_boot: wo-boot@15194000 {
- reg = <0 0x15194000 0 0x1000>;
- no-map;
- };
};
timer {
@@ -625,10 +620,11 @@
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>;
memory-region = <&wo_emi0>, <&wo_ilm0>, <&wo_dlm0>,
- <&wo_data>, <&wo_boot>;
+ <&wo_data>;
memory-region-names = "wo-emi", "wo-ilm", "wo-dlm",
- "wo-data", "wo-boot";
+ "wo-data";
mediatek,wo-ccif = <&wo_ccif0>;
+ mediatek,wo-cpuboot = <&wo_cpuboot>;
};
wed1: wed@15011000 {
@@ -638,10 +634,11 @@
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH>;
memory-region = <&wo_emi1>, <&wo_ilm1>, <&wo_dlm1>,
- <&wo_data>, <&wo_boot>;
+ <&wo_data>;
memory-region-names = "wo-emi", "wo-ilm", "wo-dlm",
- "wo-data", "wo-boot";
+ "wo-data";
mediatek,wo-ccif = <&wo_ccif1>;
+ mediatek,wo-cpuboot = <&wo_cpuboot>;
};
wo_ccif0: syscon@151a5000 {
@@ -658,6 +655,11 @@
interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
};
+ wo_cpuboot: syscon@15194000 {
+ compatible = "mediatek,mt7986-wo-cpuboot", "syscon";
+ reg = <0 0x15194000 0 0x1000>;
+ };
+
eth: ethernet@15100000 {
compatible = "mediatek,mt7986-eth";
reg = <0 0x15100000 0 0x80000>;