From mboxrd@z Thu Jan 1 00:00:00 1970 From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov) Date: Wed, 25 Jul 2018 19:43:41 +0300 Subject: [PATCH] arm64: dts: renesas: r8a77980: add Cortex-A53 PMU support In-Reply-To: <2368353.xfo5beGC5E@wasted.cogentembedded.com> References: <2368353.xfo5beGC5E@wasted.cogentembedded.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Describe the performance monitor unit (PMU) for the Cortex-A53 cores in the R8A77970 SoC's device tree. Based on the original (and large) patch by Vladimir Barinov. Signed-off-by: Vladimir Barinov Signed-off-by: Sergei Shtylyov --- The patch is against the 'renesas-devel-20180724-v4.18-rc6' tag of Simon Horman's 'renesas.git' repo. arch/arm64/boot/dts/renesas/r8a77980.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) Index: renesas/arch/arm64/boot/dts/renesas/r8a77980.dtsi =================================================================== --- renesas.orig/arch/arm64/boot/dts/renesas/r8a77980.dtsi +++ renesas/arch/arm64/boot/dts/renesas/r8a77980.dtsi @@ -98,6 +98,15 @@ clock-frequency = <0>; }; + pmu_a53 { + compatible = "arm,cortex-a53-pmu"; + interrupts-extended = <&gic GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>, + <&gic GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>, + <&gic GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>, + <&gic GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&a53_0>, <&a53_1>, <&a53_2>, <&a53_3>; + }; + psci { compatible = "arm,psci-1.0", "arm,psci-0.2"; method = "smc";