diff options
Diffstat (limited to 'target/linux/bcm4908/patches-5.10/037-v5.20-0009-arm64-dts-broadcom-bcm4908-Fix-cpu-node-for-smp-boot.patch')
| -rw-r--r-- | target/linux/bcm4908/patches-5.10/037-v5.20-0009-arm64-dts-broadcom-bcm4908-Fix-cpu-node-for-smp-boot.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/bcm4908/patches-5.10/037-v5.20-0009-arm64-dts-broadcom-bcm4908-Fix-cpu-node-for-smp-boot.patch b/target/linux/bcm4908/patches-5.10/037-v5.20-0009-arm64-dts-broadcom-bcm4908-Fix-cpu-node-for-smp-boot.patch new file mode 100644 index 0000000000..482fd1cc98 --- /dev/null +++ b/target/linux/bcm4908/patches-5.10/037-v5.20-0009-arm64-dts-broadcom-bcm4908-Fix-cpu-node-for-smp-boot.patch @@ -0,0 +1,28 @@ +From 8bd582ae9a71d7f14c4e0c735b2eacaf7516d626 Mon Sep 17 00:00:00 2001 +From: William Zhang <william.zhang@broadcom.com> +Date: Fri, 8 Jul 2022 11:25:07 -0700 +Subject: [PATCH] arm64: dts: broadcom: bcm4908: Fix cpu node for smp boot + +Add spin-table enable-method and cpu-release-addr properties for +cpu0 node. This is required by all ARMv8 SoC. Otherwise some +bootloader like u-boot can not update cpu-release-addr and linux +fails to start up secondary cpus. + +Fixes: 2961f69f151c ("arm64: dts: broadcom: add BCM4908 and Asus GT-AC5300 early DTS files") +Signed-off-by: William Zhang <william.zhang@broadcom.com> +Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> +--- + arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi ++++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi +@@ -29,6 +29,8 @@ + device_type = "cpu"; + compatible = "brcm,brahma-b53"; + reg = <0x0>; ++ enable-method = "spin-table"; ++ cpu-release-addr = <0x0 0xfff8>; + next-level-cache = <&l2>; + }; + |