ARM: dts: imx53-ppd: 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: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
[fabio: kept the change only in imx53-ppd context]
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx53-ppd.dts b/arch/arm/boot/dts/imx53-ppd.dts
index 444ec84..cdb90be 100644 (file)
--- a/arch/arm/boot/dts/imx53-ppd.dts
+++ b/arch/arm/boot/dts/imx53-ppd.dts
@@ -594,6 +594,10 @@
        };
 };
 
+&pmu {
+       secure-reg-access;
+};
+
 &pwm1 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_pwm1>;