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Miller" , Joel Stanley , Andrew Jeffery , Krzysztof Kozlowski , "Chia-Wei Wang --cc=linux-kernel @ vger . kernel . org" , linux-crypto@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 4/4] dt-bindings: bus: add documentation for Aspeed AHBC Message-ID: <20221005131840.GA3256371-robh@kernel.org> References: <20221004032841.3714928-1-neal_liu@aspeedtech.com> <20221004032841.3714928-5-neal_liu@aspeedtech.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20221004032841.3714928-5-neal_liu@aspeedtech.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221005_061843_666354_4563B540 X-CRM114-Status: GOOD ( 18.78 ) 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, Oct 04, 2022 at 11:28:41AM +0800, Neal Liu wrote: > Add device tree binding documentation for the Aspeed > Advanced High-Performance Bus (AHB) Controller. > > Signed-off-by: Neal Liu > --- > .../bindings/bus/aspeed,ast2600-ahbc.yaml | 46 +++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml > > diff --git a/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml > new file mode 100644 > index 000000000000..c42a350d30a1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/bus/aspeed,ast2600-ahbc.yaml > @@ -0,0 +1,46 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/bus/aspeed,ast2600-ahbc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: ASPEED Advanced High-Performance Bus Controller (AHBC) Device Tree Bindings > + > +maintainers: > + - Neal Liu > + - Chia-Wei Wang > + > +description: | > + Advanced High-performance Bus Controller (AHBC) supports plenty of mechanisms > + including a priority arbiter, an address decoder and a data multiplexer > + to control the overall operations of Advanced High-performance > + Bus (AHB). AHB is the main system bus for ARM CPU to communicate with the > + related peripherals. > + > +properties: > + compatible: > + enum: > + - aspeed,ast2600-ahbc > + > + reg: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + > +additionalProperties: false > + > +examples: > + - | > + bus { > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + ahbc: bus@1e600000 { > + compatible = "aspeed,ast2600-ahbc"; > + reg = <0x1e600000 0x100>; Devices on the AHB bus should be child nodes here. Unless this is just for device master interface to memory, but that's not what the description says. Rob _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel