ARM: dts: imx51-zii-rdu1: Enable secure-reg-access

Add 'secure-reg-access' property to enable PMU and hardware counters
so that they can be properly used with the 'perf' tool.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx51-zii-rdu1.dts b/arch/arm/boot/dts/imx51-zii-rdu1.dts
index 1217e19..60b4d71 100644 (file)
--- a/arch/arm/boot/dts/imx51-zii-rdu1.dts
+++ b/arch/arm/boot/dts/imx51-zii-rdu1.dts
@@ -565,6 +565,10 @@
        remote-endpoint = <&display_in>;
 };
 
+&pmu {
+       secure-reg-access;
+};
+
 &ssi2 {
        status = "okay";
 };