diff mbox

[PATCHv3,2/2] ARM: dts: imx53: PPD: Enable secure-reg-access

Message ID 20180209170358.7227-3-sebastian.reichel@collabora.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Sebastian Reichel Feb. 9, 2018, 5:03 p.m. UTC 
Add secure-reg-access on PPD device tree to enable PMU and
hardware counters for perf.

Signed-off-by: Sebastian Reichel <sebastian.reichel@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(-)

Comments

Fabio Estevam Feb. 9, 2018, 8:08 p.m. UTC | #1 
On Fri, Feb 9, 2018 at 3:03 PM, Sebastian Reichel
<sebastian.reichel@collabora.co.uk> wrote:
> Add secure-reg-access on PPD device tree to enable PMU and
> hardware counters for perf.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>

Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
diff mbox

Patch

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>;