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Received: from dfw.source.kernel.org ([139.178.84.217]) by desiato.infradead.org with esmtps (Exim 4.98.1 #2 (Red Hat Linux)) id 1uFBIo-0000000H9F8-0b2F for linux-arm-kernel@lists.infradead.org; Wed, 14 May 2025 12:33:40 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 205955C574F; Wed, 14 May 2025 12:31:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 69FE7C4CEE9; Wed, 14 May 2025 12:33:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1747226013; bh=4hNXGXjH5xyvAS0mX4iDQO9/cuD818xRy9au/RSL/3g=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=C9PxnoLNkZoXPWF7qWWBmjFvI3/jm2p90GneD3OySvk/Dvz5ktlN+5dHokOfnj7xi SzCibLUn/ZhTX1JNF9xuqc/43KJ5uI2uoTa78VmtF+bOb2zvGbkGz2JjR3MEoZVjL8 g0A9OXXdfsNIr+PCRtNXrISl4+iXImypI7vXCOz59v+5Y90U4WAvcu+uKtpH0j+6DR UyKD3T621U3V3OU3eUmx8OmEgrQEWzt1leGqDcwywgkjftHhHsQ5/aCRIlRkCpuznA vb7EtwxKAXwmWrMOUk5saJhr07vuZ/0RLKH/MrnyRpM17aBJKqqVPMHatx6FEu6aPH pMYVEtJAGVs6A== Message-ID: Date: Wed, 14 May 2025 14:33:27 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/7] dt-bindings: serial: add binding documentation for TI PRUSS UART To: Judith Mendez , Greg Kroah-Hartman , Jiri Slaby Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Nishanth Menon , Santosh Shilimkar , Vignesh Raghavendra , Tero Kristo , Bin Liu , Andy Shevchenko , Andrew Davis , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20250513215934.933807-1-jm@ti.com> <20250513215934.933807-2-jm@ti.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250514_133338_585389_AA20A668 X-CRM114-Status: GOOD ( 17.84 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 13/05/2025 23:59, Judith Mendez wrote: > From: Bin Liu > > This adds the YAML DT binding for PRUSS UART on TI SoCs. Please do not use "This commit/patch/change", but imperative mood. See longer explanation here: https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95 A nit, subject: drop second/last, redundant "binding documentation for". The "dt-bindings" prefix is already stating that these are bindings. See also: https://elixir.bootlin.com/linux/v6.7-rc8/source/Documentation/devicetree/bindings/submitting-patches.rst#L18 > > Signed-off-by: Bin Liu > Signed-off-by: Judith Mendez > --- > .../bindings/serial/ti,pruss-uart.yaml | 54 +++++++++++++++++++ > 1 file changed, 54 insertions(+) > create mode 100644 Documentation/devicetree/bindings/serial/ti,pruss-uart.yaml > > diff --git a/Documentation/devicetree/bindings/serial/ti,pruss-uart.yaml b/Documentation/devicetree/bindings/serial/ti,pruss-uart.yaml > new file mode 100644 > index 000000000000..34a03d572333 > --- /dev/null > +++ b/Documentation/devicetree/bindings/serial/ti,pruss-uart.yaml > @@ -0,0 +1,54 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/serial/ti,pruss-uart.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: TI PRUSS serial UART > + > +maintainers: > + - Bin Liu > + > +description: | Do not need '|' unless you need to preserve formatting. > + The PRU subsystem has a serial UART peripheral based on the industry > + standard TL16C550, with 16-byte TX/RX FIFOs. > + > +allOf: > + - $ref: /schemas/serial.yaml# Wrong schema. From which file did you take such syntax? > + > +properties: > + compatible: > + items: You can drop items here. > + - const: ti,pruss-uart Why this isn't SoC compatible? > + > + reg: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + description: | > + PRU UART interrupt mappings, containing an entry of 3 cell-values. > + The first is the PRU System Event ID for PRU UART Interrupt Request. > + The second is the PRU interrupt channel ID. > + The third is the PRU host interrupt ID. I do not understand how this description is related to the property. What if I use cells=1 or cells=4? Binding becomes wrong? Drop. > + > +required: > + - compatible > + - reg > + - clocks > + - interrupts > + > +additionalProperties: false > + > +examples: > + - | > + pruss_uart: serial@28000 { Drop unused label Best regards, Krzysztof