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| author | Fabio Estevam <fabio.estevam@nxp.com> | 2018-07-12 10:02:37 -0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2018-07-17 13:51:25 +0800 |
| commit | 3ec14f5eb58f5c77713f39159e73422c187f9ca4 (patch) | |
| tree | a84b39cccc4667df8462d5417e5c848f572fded1 /arch/arm/boot/dts/imx51-babbage.dts | |
| parent | dd769b09003ec92f088fef1be96bfe90cf44d640 (diff) | |
| download | lwn-3ec14f5eb58f5c77713f39159e73422c187f9ca4.tar.gz lwn-3ec14f5eb58f5c77713f39159e73422c187f9ca4.zip | |
ARM: dts: imx51-babbage: 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>
Diffstat (limited to 'arch/arm/boot/dts/imx51-babbage.dts')
| -rw-r--r-- | arch/arm/boot/dts/imx51-babbage.dts | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx51-babbage.dts b/arch/arm/boot/dts/imx51-babbage.dts index a4a6d4a6b55b..ba60b0cb3cc1 100644 --- a/arch/arm/boot/dts/imx51-babbage.dts +++ b/arch/arm/boot/dts/imx51-babbage.dts @@ -396,6 +396,10 @@ status = "okay"; }; +&pmu { + secure-reg-access; +}; + &ssi2 { status = "okay"; }; |