ARM CPU has its own performance profiling unit(PMU, Perforamnce Monitoring Unit). This patch add PMU dt data to support PMU which count cache hit and miss events.
PMU interrput list of Exynos4212 - <2 2> : INTG2[2] - PMUIRQ[0] for CPU0 - <3 2> : INTG3[2] - PMUIRQ[1] for CPU1 PMU interrput list of Exynos4412 - <2 2> : INTG2[2], PMUIRQ[0] for CPU0 - <3 2> : INTG3[2], PMUIRQ[1] for CPU1 - <18 2> : INTG18[2], PMUIRQ[2] : CPU2 - <19 2> : INTG19[2], PMUIRQ[3] : CPU3 Signed-off-by: Chanwoo Choi <[email protected]> Signed-off-by: Kyungmin Park <[email protected]> --- arch/arm/boot/dts/exynos4x12.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/exynos4x12.dtsi b/arch/arm/boot/dts/exynos4x12.dtsi index 5a3e551..1ec77f6 100644 --- a/arch/arm/boot/dts/exynos4x12.dtsi +++ b/arch/arm/boot/dts/exynos4x12.dtsi @@ -31,6 +31,12 @@ mshc0 = &mshc_0; }; + pmu { + compatible = "arm,cortex-a9-pmu"; + interrupt-parent = <&combiner>; + interrupts = <2 2>, <3 2>, <18 2>, <19 2>; + }; + pd_isp: isp-power-domain@10023CA0 { compatible = "samsung,exynos4210-pd"; reg = <0x10023CA0 0x20>; -- 1.8.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
