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| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2018-05-07 15:57:06 +0200 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2018-05-14 16:40:45 +0200 |
| commit | fe60e933b053f00e53cd01fe323f25ebe8fecd52 (patch) | |
| tree | f08120e03d5e7e222fbac5be6674646ee3339357 /arch/arm/boot | |
| parent | 123703f0beebcd432ea204e9ac83150b23646088 (diff) | |
| download | blackbird-obmc-linux-fe60e933b053f00e53cd01fe323f25ebe8fecd52.tar.gz blackbird-obmc-linux-fe60e933b053f00e53cd01fe323f25ebe8fecd52.zip | |
ARM: dts: r8a7743: Add PMU device node
Enable support for the ARM Performance Monitor Units in the Cortex-A15
CPU cores on RZ/G1M 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/arm/boot')
| -rw-r--r-- | arch/arm/boot/dts/r8a7743.dtsi | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7743.dtsi b/arch/arm/boot/dts/r8a7743.dtsi index 69d8f7e0f053..142949d7066f 100644 --- a/arch/arm/boot/dts/r8a7743.dtsi +++ b/arch/arm/boot/dts/r8a7743.dtsi @@ -125,6 +125,13 @@ 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"; |
