| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.15 066/167] arm64: dts: broadcom: bcm4908: Fix cpu node for smp boot | Date | Tue, 19 Jul 2022 13:53:18 +0200 |
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From: William Zhang <william.zhang@broadcom.com>
[ Upstream commit 8bd582ae9a71d7f14c4e0c735b2eacaf7516d626 ]
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> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi index e8907d3fe2d1..e510a6961cf9 100644 --- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi +++ b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi @@ -29,6 +29,8 @@ cpu0: cpu@0 { device_type = "cpu"; compatible = "brcm,brahma-b53"; reg = <0x0>; + enable-method = "spin-table"; + cpu-release-addr = <0x0 0xfff8>; next-level-cache = <&l2>; }; -- 2.35.1
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