| Message ID | 20220124201231.298961-7-maz@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drivers/perf: CPU PMU driver for Apple M1 | expand |
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 19afbc91020a..ca856f9955d8 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -213,6 +213,18 @@ aic: interrupt-controller@23b100000 { interrupt-controller; reg = <0x2 0x3b100000 0x0 0x8000>; power-domains = <&ps_aic>; + + affinities { + e-core-pmu-affinity { + fiq-index = <AIC_CPU_PMU_E>; + cpus = <&cpu0 &cpu1 &cpu2 &cpu3>; + }; + + p-core-pmu-affinity { + fiq-index = <AIC_CPU_PMU_P>; + cpus = <&cpu4 &cpu5 &cpu6 &cpu7>; + }; + }; }; pmgr: power-management@23b700000 {
The two PMU pseudo interrupts have specific affinities. One set is affine to the small cores, and the other set affine to the big ones. Signed-off-by: Marc Zyngier <maz@kernel.org> --- arch/arm64/boot/dts/apple/t8103.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+)