[PATCH v1] arm64: dts: imx8m: add pmu node

[Alice Guo (OSS)]

From: Alice Guo <alice....@nxp.com>

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 <alice....@nxp.com>
---
 configs/arm64/dts/inmate-imx8mm-evk.dts      | 7 +++++++
 configs/arm64/dts/inmate-imx8mn-ddr4-evk.dts | 8 ++++++++
 configs/arm64/dts/inmate-imx8mp-evk.dts      | 8 ++++++++
 configs/arm64/dts/inmate-imx8mq-evk.dts      | 7 +++++++
 4 files changed, 30 insertions(+)

diff --git a/configs/arm64/dts/inmate-imx8mm-evk.dts 
b/configs/arm64/dts/inmate-imx8mm-evk.dts
index f7c21b10..591c3543 100644
--- a/configs/arm64/dts/inmate-imx8mm-evk.dts
+++ b/configs/arm64/dts/inmate-imx8mm-evk.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>;
+       };
+
        gic: interrupt-controller@38800000 {
                compatible = "arm,gic-v3";
                reg = <0x0 0x38800000 0 0x10000>, /* GIC Dist */
diff --git a/configs/arm64/dts/inmate-imx8mn-ddr4-evk.dts 
b/configs/arm64/dts/inmate-imx8mn-ddr4-evk.dts
index 74fe9d7c..e5a87d03 100644
--- a/configs/arm64/dts/inmate-imx8mn-ddr4-evk.dts
+++ b/configs/arm64/dts/inmate-imx8mn-ddr4-evk.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>;
+       };
+
        osc_24m: clock-osc-24m {
                compatible = "fixed-clock";
                #clock-cells = <0>;
diff --git a/configs/arm64/dts/inmate-imx8mp-evk.dts 
b/configs/arm64/dts/inmate-imx8mp-evk.dts
index 2fb4bc74..b4068771 100644
--- a/configs/arm64/dts/inmate-imx8mp-evk.dts
+++ b/configs/arm64/dts/inmate-imx8mp-evk.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>;
+       };
+
        gic: interrupt-controller@38800000 {
                compatible = "arm,gic-v3";
                reg = <0x0 0x38800000 0 0x10000>, /* GIC Dist */
diff --git a/configs/arm64/dts/inmate-imx8mq-evk.dts 
b/configs/arm64/dts/inmate-imx8mq-evk.dts
index 8d620522..45b42c94 100644
--- a/configs/arm64/dts/inmate-imx8mq-evk.dts
+++ b/configs/arm64/dts/inmate-imx8mq-evk.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>;
+       };
+
        osc_25m: clock-osc-25m {
                compatible = "fixed-clock";
                #clock-cells = <0>;
-- 
2.17.1

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