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[66.90.148.213]) by smtp.gmail.com with ESMTPSA id x4sm545522oiv.35.2021.12.15.13.35.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Dec 2021 13:35:17 -0800 (PST) Received: (nullmailer pid 1880044 invoked by uid 1000); Wed, 15 Dec 2021 21:35:16 -0000 Date: Wed, 15 Dec 2021 15:35:16 -0600 From: Rob Herring To: Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Rutland , Will Deacon , Hector Martin , Sven Peter , Alyssa Rosenzweig , Thomas Gleixner , Dougall , kernel-team@android.com Subject: Re: [PATCH v3 03/10] dt-bindings: apple,aic: Add affinity description for per-cpu pseudo-interrupts Message-ID: References: <20211214182634.727330-1-maz@kernel.org> <20211214182634.727330-4-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20211214182634.727330-4-maz@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211215_133519_450462_E321E598 X-CRM114-Status: GOOD ( 20.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Dec 14, 2021 at 06:26:27PM +0000, Marc Zyngier wrote: > Some of the FIQ per-cpu pseudo-interrupts are better described with > a specific affinity, the most obvious candidate being the CPU PMUs. > > Augment the AIC binding to be able to specify that affinity in the > interrupt controller node. > > Signed-off-by: Marc Zyngier > --- > .../interrupt-controller/apple,aic.yaml | 26 +++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml b/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml > index b95e41816953..ac1c82cffa0a 100644 > --- a/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml > +++ b/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml > @@ -67,6 +67,32 @@ properties: > Specifies base physical address and size of the AIC registers. > maxItems: 1 > > + affinities: > + type: object > + description: > + FIQ affinity can be expressed as a single "affinities" node, > + containing a set of sub-nodes, one per FIQ with a non-default > + affinity. > + patternProperties: > + "^.+-affinity$": > + type: object > + properties: > + fiq-index: > + description: > + The interrupt number specified as a FIQ, and for which > + the affinity is not the default. > + $ref: /schemas/types.yaml#/definitions/uint32 > + maximum: 5 blank line between each prop. > + affinity: 'cpus' is already somewhat established for list of phandles to cpu nodes. > + $ref: /schemas/types.yaml#/definitions/phandle-array > + description: > + Should be a list of phandles to CPU nodes (as described in > + Documentation/devicetree/bindings/arm/cpus.yaml). > + > + required: > + - fiq-index > + - affinity > + > required: > - compatible > - '#interrupt-cells' > -- > 2.30.2 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel