From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8738F1A584 for ; Mon, 13 Nov 2023 09:42:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E435810D2; Mon, 13 Nov 2023 01:42:13 -0800 (PST) Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id CA37824E24C; Mon, 13 Nov 2023 17:42:05 +0800 (CST) Received: from EXMBX168.cuchost.com (172.16.6.78) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 13 Nov 2023 17:42:06 +0800 Received: from [192.168.120.47] (171.223.208.138) by EXMBX168.cuchost.com (172.16.6.78) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 13 Nov 2023 17:42:04 +0800 Message-ID: Date: Mon, 13 Nov 2023 17:42:05 +0800 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 To: Krzysztof Kozlowski , , , , 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> Content-Language: en-US From: William Qiu In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [171.223.208.138] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX168.cuchost.com (172.16.6.78) X-YovoleRuleAgent: yovoleflag On 2023/11/10 20:24, Krzysztof Kozlowski wrote: > 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) > Will update. >> + >> +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? > My description is not accurate enough, this is OpenCores PTC IP, and PWM is one of those modes, so it might be better to replace compatible with "opencores, ptc-pwm" What do you think? Best Regrads, William > > Best regards, > Krzysztof >