Add secure-reg-access on PPD device tree to enable PMU and
hardware counters for perf.
Signed-off-by: Sebastian Reichel <sebastian.reic...@collabora.co.uk>
---
arch/arm/boot/dts/imx53-ppd.dts | 4 ++++
arch/arm/boot/dts/imx53.dtsi | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/imx53-ppd.dts b/arch/arm/boot/dts/imx53-ppd.dts
index cce959438a79..4ecbe6e4eecb 100644
--- a/arch/arm/boot/dts/imx53-ppd.dts
+++ b/arch/arm/boot/dts/imx53-ppd.dts
@@ -556,6 +556,10 @@
};
};
+&pmu {
+ secure-reg-access;
+};
+
&pwm1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm1>;
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 1040251f2951..7df4853dc771 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -116,7 +116,7 @@
};
};
- pmu {
+ pmu: pmu {
compatible = "arm,cortex-a8-pmu";
interrupt-parent = <&tzic>;
interrupts = <77>;
--
2.15.1
