[PATCH v1] LF-3434: arm64: dts: imx8m: add pmu node
From: Alice Guo (OSS) <hidden>
Date: 2021-02-23 03:09:16
Also in:
linux-devicetree, lkml
Subsystem:
arm/freescale imx / mxc / layerscape arm architecture, the rest · Maintainers:
Frank Li, Sascha Hauer, Linus Torvalds
From: Alice Guo <redacted> Adding pmu node supports to use perf tool to monitor the CPU performance of the inmate cell when enabling Jailhouse and running dual Linux OS. Signed-off-by: Alice Guo <redacted> --- arch/arm64/boot/dts/freescale/imx8mm-evk-inmate.dts | 7 +++++++ arch/arm64/boot/dts/freescale/imx8mn-evk-inmate.dts | 8 ++++++++ arch/arm64/boot/dts/freescale/imx8mp-evk-inmate.dts | 8 ++++++++ arch/arm64/boot/dts/freescale/imx8mq-evk-inmate.dts | 7 +++++++ 4 files changed, 30 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk-inmate.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk-inmate.dts
index fe9d96131045..6afccc2c140e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-evk-inmate.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-evk-inmate.dts@@ -48,6 +48,13 @@ }; }; + pmu { + compatible = "arm,armv8-pmuv3"; + interrupts = <GIC_PPI 7 + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-affinity = <&A53_2>, <&A53_3>; + }; + psci { compatible = "arm,psci-1.0"; method = "smc";
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk-inmate.dts b/arch/arm64/boot/dts/freescale/imx8mn-evk-inmate.dts
index 584c1fa19f56..f2434ad369dc 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk-inmate.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk-inmate.dts@@ -48,6 +48,14 @@ }; }; + pmu { + compatible = "arm,armv8-pmuv3"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 7 + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-affinity = <&A53_2>, <&A53_3>; + }; + psci { compatible = "arm,psci-1.0"; method = "smc";
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk-inmate.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk-inmate.dts
index 277ef70f2903..be538f510340 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk-inmate.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk-inmate.dts@@ -48,6 +48,14 @@ }; }; + pmu { + compatible = "arm,armv8-pmuv3"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 7 + (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>; + interrupt-affinity = <&A53_2>, <&A53_3>; + }; + psci { compatible = "arm,psci-1.0"; method = "smc";
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk-inmate.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk-inmate.dts
index b1db63cdb98c..57e0ab2bf4d3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-evk-inmate.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-evk-inmate.dts@@ -48,6 +48,13 @@ }; }; + pmu { + compatible = "arm,cortex-a53-pmu"; + interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&gic>; + interrupt-affinity = <&A53_2>, <&A53_3>; + }; + psci { compatible = "arm,psci-1.0"; method = "smc"; --
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