[irqchip: irq/irqchip-next] dt-bindings: arm-pmu: Document Apple PMU compatible strings

[irqchip-bot for Marc Zyngier]

The following commit has been merged into the irq/irqchip-next branch of irqchip:

Commit-ID:     5a6bbd1d18cabf5a680e726f0ef8f6dda0105fe8
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/5a6bbd1d18cabf5a680e726f0ef8f6dda0105fe8
Author:        Marc Zyngier <maz@xxxxxxxxxx>
AuthorDate:    Wed, 03 Nov 2021 14:14:53 
Committer:     Marc Zyngier <maz@xxxxxxxxxx>
CommitterDate: Mon, 07 Feb 2022 16:00:41 

dt-bindings: arm-pmu: Document Apple PMU compatible strings

As we are about to add support fur the Apple PMUs, document the compatible
strings associated with the two micro-architectures present in the Apple M1.

Acked-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Hector Martin <marcan@xxxxxxxxx>
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/arm/pmu.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/pmu.yaml b/Documentation/devicetree/bindings/arm/pmu.yaml
index 981bac4..7a04b8a 100644
--- a/Documentation/devicetree/bindings/arm/pmu.yaml
+++ b/Documentation/devicetree/bindings/arm/pmu.yaml
@@ -20,6 +20,8 @@ properties:
     items:
       - enum:
           - apm,potenza-pmu
+          - apple,firestorm-pmu
+          - apple,icestorm-pmu
           - arm,armv8-pmuv3 # Only for s/w models
           - arm,arm1136-pmu
           - arm,arm1176-pmu