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Wed, 23 Jan 2019 10:06:58 -0800 (PST) Received: from wasted.cogentembedded.com ([31.173.84.180]) by smtp.gmail.com with ESMTPSA id 12-v6sm633546ljs.29.2019.01.23.10.06.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Jan 2019 10:06:57 -0800 (PST) Subject: Re: [PATCH v7 2/2] dt-bindings: spi: Document Renesas R-Car Gen3 RPC-IF controller bindings To: Mason Yang , broonie@kernel.org, marek.vasut@gmail.com, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, bbrezillon@kernel.org, linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven Cc: juliensu@mxic.com.tw, Simon Horman , zhengxunli@mxic.com.tw References: <1548227352-14910-1-git-send-email-masonccyang@mxic.com.tw> <1548227352-14910-3-git-send-email-masonccyang@mxic.com.tw> From: Sergei Shtylyov Organization: Cogent Embedded Message-ID: <7a2bf711-f51e-82b0-b0c0-5d67f2c1d043@cogentembedded.com> Date: Wed, 23 Jan 2019 21:06:55 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: <1548227352-14910-3-git-send-email-masonccyang@mxic.com.tw> Content-Type: text/plain; charset=utf-8 Content-Language: en-MW Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/23/2019 10:09 AM, Mason Yang wrote: > Document the bindings used by the Renesas R-Car Gen3 RPC-IF controller. > > Signed-off-by: Mason Yang > --- > .../devicetree/bindings/spi/spi-renesas-rpc.txt | 46 ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt > > diff --git a/Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt b/Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt > new file mode 100644 > index 0000000..305bd10 > --- /dev/null > +++ b/Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt > @@ -0,0 +1,46 @@ > +Renesas R-Car Gen3 RPC-IF controller Device Tree Bindings > +-------------------------------------------------------------------- > + > +Required properties: > +- compatible: should be an SoC-specific compatible value, followed by > + "renesas,rcar-gen3-rpc" as a fallback, i.e., > + "renesas,r8a77995-rpc", "renesas,rcar-gen3-rpc". > + "renesas,r8a7795-rpc" (R-Car H3) > + "renesas,r8a7796-rpc" (R-Car M3-W) > + "renesas,r8a77965-rpc" (R-Car M3-N) > + "renesas,r8a77970-rpc" (R-Car V3M) > + "renesas,r8a77980-rpc" (R-Car V3H) > + "renesas,r8a77990-rpc" (R-Car E3) > + "renesas,r8a77995-rpc" (R-Car D3) > +- reg: should contain three register areas: The driver now handles "dirmap" and "wbuf" resources as optional -- you need to document that. [...] MBR, Sergei