diff options
Diffstat (limited to 'sys-kernel/armv8multi-sources/files/4.13/0002-ARM64-dts-marvell-armada37xx-Wire-PMUv3.patch')
| -rw-r--r-- | sys-kernel/armv8multi-sources/files/4.13/0002-ARM64-dts-marvell-armada37xx-Wire-PMUv3.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/sys-kernel/armv8multi-sources/files/4.13/0002-ARM64-dts-marvell-armada37xx-Wire-PMUv3.patch b/sys-kernel/armv8multi-sources/files/4.13/0002-ARM64-dts-marvell-armada37xx-Wire-PMUv3.patch new file mode 100644 index 0000000..c1e62b9 --- /dev/null +++ b/sys-kernel/armv8multi-sources/files/4.13/0002-ARM64-dts-marvell-armada37xx-Wire-PMUv3.patch @@ -0,0 +1,35 @@ +From 2dc4d4cdd65e437140c1e0816933b3a85244269e Mon Sep 17 00:00:00 2001 +From: Marc Zyngier <Marc.Zyngier@arm.com> +Date: Sat, 1 Jul 2017 15:16:36 +0100 +Subject: [PATCH 02/14] ARM64: dts: marvell: armada37xx: Wire PMUv3 + +The Cortex-A53s that power the Armada-37xx SoCs are equipped with +a PMUv3, just like most ARMv8 cores. + +Advertise the PMUv3 presence in the device tree, and wire its +interrupt. This allows the perf subsystem to work correctly. + +Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> +--- + arch/arm64/boot/dts/marvell/armada-37xx.dtsi | 5 +++++ + 1 file changed, 5 insertions(+) + +diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi +index b6f1e7a5e5ec..35307cd93db5 100644 +--- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi ++++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi +@@ -81,6 +81,11 @@ + <GIC_PPI 10 IRQ_TYPE_LEVEL_HIGH>; + }; + ++ pmu { ++ compatible = "arm,armv8-pmuv3"; ++ interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; ++ }; ++ + soc { + compatible = "simple-bus"; + #address-cells = <2>; +-- +2.15.0 + |