The DeviceTree Specification v0.3 specifies that the cache node 'compatible' and 'cache-level' properties are 'required'. Cf. s3.8 Multi-level and Shared Cache Nodes The 'cache-unified' property should be present if one of the properties for unified cache is present ('cache-size', ...). Update the Device Trees accordingly. Signed-off-by: Pierre Gondois <pierre.gondois@xxxxxxx> Reviewed-by: Jisheng Zhang <jszhang@xxxxxxxxxx> --- arch/arm64/boot/dts/synaptics/berlin4ct.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/synaptics/berlin4ct.dtsi b/arch/arm64/boot/dts/synaptics/berlin4ct.dtsi index 0949acee4728..926da7e1a6ba 100644 --- a/arch/arm64/boot/dts/synaptics/berlin4ct.dtsi +++ b/arch/arm64/boot/dts/synaptics/berlin4ct.dtsi @@ -64,6 +64,7 @@ cpu3: cpu@3 { l2: cache { compatible = "cache"; + cache-level = <2>; }; idle-states { -- 2.25.1