Re: [PATCH] ARM: dts: imx6q-bx50v3: Enable secure-reg-access

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+ Frank

On Mon, Jan 15, 2018 at 05:07:22PM +0100, Sebastian Reichel wrote:
> From: Peter Senna Tschudin <peter.senna@xxxxxxxxxxxxx>
> 
> Add secure-reg-access on device tree include file for Bx50 devices
> to enable PMU and hardware counters for perf.
> 
> Signed-off-by: Peter Senna Tschudin <peter.senna@xxxxxxxxxxxxx>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx>
> ---
>  arch/arm/boot/dts/imx6q-bx50v3.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6q-bx50v3.dtsi b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
> index 86cfd4481e72..ccaaee83e2fa 100644
> --- a/arch/arm/boot/dts/imx6q-bx50v3.dtsi
> +++ b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
> @@ -43,6 +43,13 @@
>  #include "imx6q-ba16.dtsi"
>  
>  / {
> +	soc {
> +		pmu {
> +			compatible = "arm,cortex-a9-pmu";
> +			secure-reg-access;

I'm not sure this could be a board level configuration.  Shouldn't this
property just be added into pmu node in imx6qdl.dtsi?

Shawn

> +		};
> +	};
> +
>  	clocks {
>  		mclk: clock@0 {
>  			compatible = "fixed-clock";
> -- 
> 2.15.1
> 
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