From mboxrd@z Thu Jan 1 00:00:00 1970 From: fabio.estevam@nxp.com (Fabio Estevam) Date: Thu, 12 Jul 2018 10:02:38 -0300 Subject: [PATCH 3/3] ARM: dts: imx51-zii-rdu1: Enable secure-reg-access In-Reply-To: <1531400558-20700-1-git-send-email-fabio.estevam@nxp.com> References: <1531400558-20700-1-git-send-email-fabio.estevam@nxp.com> Message-ID: <1531400558-20700-3-git-send-email-fabio.estevam@nxp.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- arch/arm/boot/dts/imx51-zii-rdu1.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/imx51-zii-rdu1.dts b/arch/arm/boot/dts/imx51-zii-rdu1.dts index 257c918..3310a2e 100644 --- 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"; }; -- 2.7.4