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Fri, 10 Nov 2023 04:24:18 -0800 (PST) Received: from [192.168.1.20] ([178.197.218.126]) by smtp.gmail.com with ESMTPSA id z15-20020a1709060acf00b0099cb0a7098dsm3876197ejf.19.2023.11.10.04.24.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 10 Nov 2023 04:24:18 -0800 (PST) Message-ID: Date: Fri, 10 Nov 2023 13:24:16 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 1/4] dt-bindings: pwm: Add OpenCores PWM module Content-Language: en-US To: William Qiu , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-pwm@vger.kernel.org Cc: Emil Renner Berthing , Rob Herring , Thierry Reding , Philipp Zabel , Krzysztof Kozlowski , Conor Dooley , =?UTF-8?Q?Uwe_Kleine-K=C3=B6nig?= , Hal Feng , Paul Walmsley , Palmer Dabbelt , Albert Ou References: <20231110062039.103339-1-william.qiu@starfivetech.com> <20231110062039.103339-2-william.qiu@starfivetech.com> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/11/2023 07:20, William Qiu wrote: > Add documentation to describe OpenCores Pulse Width Modulation > controller driver. > > Signed-off-by: William Qiu > Reviewed-by: Hal Feng > --- > .../bindings/pwm/opencores,pwm.yaml | 56 +++++++++++++++++++ > 1 file changed, 56 insertions(+) > create mode 100644 Documentation/devicetree/bindings/pwm/opencores,pwm.yaml > > diff --git a/Documentation/devicetree/bindings/pwm/opencores,pwm.yaml b/Documentation/devicetree/bindings/pwm/opencores,pwm.yaml > new file mode 100644 > index 000000000000..8f776bbc1112 > --- /dev/null > +++ b/Documentation/devicetree/bindings/pwm/opencores,pwm.yaml > @@ -0,0 +1,56 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/pwm/opencores,pwm.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: OpenCores PWM controller > + > +maintainers: > + - William Qiu > + > +description: > + OpenCores PTC ip core contains a PWM controller. When operating in PWM mode, the PTC core > + generates binary signal with user-programmable low and high periods. All PTC counters and > + registers are 32-bit. Wrap at 80 (as Coding Style asks) > + > +allOf: > + - $ref: pwm.yaml# > + > +properties: > + compatible: > + oneOf: > + - items: > + - enum: > + - starfive,jh7100-pwm > + - starfive,jh7110-pwm > + - const: opencores,pwm That's a very, very generic compatible. Are you sure, 100% sure, that all designs from OpenCores from now till next 100 years will be 100% compatible? Best regards, Krzysztof