From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 0B4A15C96; Wed, 4 Sep 2024 14:30:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725460207; cv=none; b=me18HeMv54gU0GLRlFxyhD9PAQcn6zotz6QAeOjuF+BW9GRsje7/ZRGo6mEc9TVJcYEHLXC1E+kAORKobbtcS9PeNaDNFXd8wJtHEB//r8pFoMcszK5Xj5YmKC9sK/sqrgYHnGe1pDWScDXPoJU2NF6Xg64W6Z8LrkAiNjnOAlo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725460207; c=relaxed/simple; bh=IGbzTX5KEMiOqp/btvJ1ccQvnyeDHf44Oxf/FGejqvI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=WRHYE0L6C4sOLIdV5AHD7QNnFcePc+p8lQ/CSmEmVqoL6dq6yZPHw5hInxNgas9I5Apr+lxM8rlNOFLR0wsnwQf8Gst2IX2zrqNsiQZUeAJgvKYTIn6vWrqB5aNq5/plLiZVWHgmwn6zs8+A8vCC2u+EzZJMTHDJ+C2PisZKUNI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Gw5+6Lru; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Gw5+6Lru" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AF92EC4CEC2; Wed, 4 Sep 2024 14:29:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725460206; bh=IGbzTX5KEMiOqp/btvJ1ccQvnyeDHf44Oxf/FGejqvI=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Gw5+6LrupMCviKvLpbyxwQl6v/VPtEtiCInsUzN21yDLYNvAh2KUEHQH2txBVglAo Bk+eOg5sZgyG7I0KR4rzFmIEUhJRQ/Q12D3hI3cyiJZVVUd8OzL63w8FFWtzImM7RT WcN+SP8JJT+Om8z05RBN4wfGSVT3UWfiIegxoPdzHEDNhNabk+128mWyfAvYKMbBHo XGg6IBIp/bkR3O7YKhmhqAmCqpXxKew2wOm6id79OZdMKaRtv6Ey7StboL101Mf8pU xUJxeZ0H98YDzFet19o2GdTx5kI9PMulaDv9g3R1YIOuit0PxbEgRUbAy8iBRAd3Hp 80+WccgKKSBSg== Message-ID: <51e9fa5a-ac6f-42e8-85e5-7c5c02075a56@kernel.org> Date: Wed, 4 Sep 2024 16:29:52 +0200 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 14/21] dt-bindings: cpufreq: qcom-hw: document support for SA8255p To: Nikunj Kela Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, rafael@kernel.org, viresh.kumar@linaro.org, herbert@gondor.apana.org.au, davem@davemloft.net, sudeep.holla@arm.com, andi.shyti@kernel.org, tglx@linutronix.de, will@kernel.org, robin.murphy@arm.com, joro@8bytes.org, jassisinghbrar@gmail.com, lee@kernel.org, linus.walleij@linaro.org, amitk@kernel.org, thara.gopinath@gmail.com, broonie@kernel.org, cristian.marussi@arm.com, rui.zhang@intel.com, lukasz.luba@arm.com, wim@linux-watchdog.org, linux@roeck-us.net, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-crypto@vger.kernel.org, arm-scmi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, iommu@lists.linux.dev, linux-gpio@vger.kernel.org, linux-serial@vger.kernel.org, linux-spi@vger.kernel.org, linux-watchdog@vger.kernel.org, kernel@quicinc.com, quic_psodagud@quicinc.com References: <20240828203721.2751904-1-quic_nkela@quicinc.com> <20240903220240.2594102-1-quic_nkela@quicinc.com> <20240903220240.2594102-15-quic_nkela@quicinc.com> <1b831fc1-9360-4038-91b2-b2c0cea513ed@quicinc.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 04/09/2024 16:19, Nikunj Kela wrote: > > On 9/4/2024 6:17 AM, Krzysztof Kozlowski wrote: >> On 04/09/2024 14:27, Nikunj Kela wrote: >>> On 9/3/2024 11:26 PM, Krzysztof Kozlowski wrote: >>>> On Tue, Sep 03, 2024 at 03:02:33PM -0700, Nikunj Kela wrote: >>>>> Add compatible for the cpufreq engine representing support on SA8255p. >>>>> >>>>> Signed-off-by: Nikunj Kela >>>>> --- >>>>> .../bindings/cpufreq/cpufreq-qcom-hw.yaml | 16 ++++++++++++++++ >>>>> 1 file changed, 16 insertions(+) >>>>> >>>>> diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml >>>>> index 1e9797f96410..84865e553c8b 100644 >>>>> --- a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml >>>>> +++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml >>>>> @@ -34,6 +34,7 @@ properties: >>>>> items: >>>>> - enum: >>>>> - qcom,qdu1000-cpufreq-epss >>>>> + - qcom,sa8255p-cpufreq-epss >>>>> - qcom,sa8775p-cpufreq-epss >>>>> - qcom,sc7280-cpufreq-epss >>>>> - qcom,sc8280xp-cpufreq-epss >>>>> @@ -206,6 +207,21 @@ allOf: >>>>> interrupt-names: >>>>> minItems: 2 >>>>> >>>>> + - if: >>>>> + properties: >>>>> + compatible: >>>>> + contains: >>>>> + enum: >>>>> + - qcom,sa8255p-cpufreq-epss >>>>> + then: >>>>> + properties: >>>>> + reg: >>>>> + minItems: 2 >>>>> + maxItems: 2 >>>>> + >>>>> + reg-names: >>>>> + minItems: 2 >>>>> + maxItems: 2 >>>> What about interrupts? You need to constrain each of such lists. >>>> >>>> Best regards, >>>> Krzysztof >>> Interrupts are not required, I still need to put constraints for >> It's irrelevant whether they are required or not. Each property should >> be narrowed. > > So evenif we don't use interrupts property in our DT(patch#21), we need > to mention interrupts here? You suggest we put interrupts with maxItems: 0? I don't understand. You use three quite separate statements. "Not required", "don't use" and here "maxItems: 0" which means not allowed. All of these mean something else and I keep guessing and responding according to what you write. Probably half of my advises are just trash, because it turns out it is something entirely else than what I read. Make a decision how the hardware looks like. > > I wonder why SA8775p compatible is not in constraint list.. > >>> interrupts? BTW, there is no if block for SA8775p binding in this file. >> >> >> Best regards, >> Krzysztof >> Best regards, Krzysztof