diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2018-05-07 16:57:04 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2018-05-14 17:40:43 +0300 |
| commit | cd1ce84a08e69450ee196edcb7686c78ff5b57c5 (patch) | |
| tree | ab729d11522d6308bd8ac3e9b71878f271ae44e0 /arch | |
| parent | 0f2bcba999463fcc2ad2d6ae0c91b62649d45190 (diff) | |
| download | linux-cd1ce84a08e69450ee196edcb7686c78ff5b57c5.tar.xz | |
ARM: dts: r8a7793: Add PMU device node
Enable support for the ARM Performance Monitor Units in the Cortex-A15
CPU cores on R-Car M2-N by adding a device node for the PMU.
New Linux output:
hw perfevents: enabled with armv7_cortex_a15 PMU driver, 7 counters available
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/r8a7793.dtsi | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi index 6975b0efc46c..4c29de510481 100644 --- a/arch/arm/boot/dts/r8a7793.dtsi +++ b/arch/arm/boot/dts/r8a7793.dtsi @@ -110,6 +110,13 @@ clock-frequency = <0>; }; + pmu { + compatible = "arm,cortex-a15-pmu"; + interrupts-extended = <&gic GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>, + <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; + interrupt-affinity = <&cpu0>, <&cpu1>; + }; + /* External SCIF clock */ scif_clk: scif { compatible = "fixed-clock"; |