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 A94821D63F6; Tue, 17 Dec 2024 09:26:47 +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=1734427607; cv=none; b=jDlqoxAMRY+eWFsdO6faNHgZg2sU5/dvAslXrUDjKPg7A74lGeQ7Eh53645MD+tLplNPjDxlCDTSplmji7wPPrq8K7iyp7bgKIPDj7EulVHxeWKgFKrojaYzPrK4eI8szOoWip2Sv3YxNvDrUIEtbtSZ6YqIkrBfvvmOmjztCBI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734427607; c=relaxed/simple; bh=hH+aXQtRv0LkIufCC2+NDXYdogSlCDjYzhV7jhPovxo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=kFAtslIBxH9i3oWpidRKNfEnRawp+EWzb2IU+5J3zOPZAl2DxZancjxzrjXerwv8p9RXXvqg0nZG0Hq6dQGgr3iG+DiVQWyyKHzOcmT4WeVibIDT/atTD3UvKuaTVTmiqb+BNGRdGVwWXDJLaOoj00bgv35hScEnzVGHLsn0McI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EebKne8L; 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="EebKne8L" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 42C5BC4CED3; Tue, 17 Dec 2024 09:26:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734427607; bh=hH+aXQtRv0LkIufCC2+NDXYdogSlCDjYzhV7jhPovxo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=EebKne8LQEylRxUK5CD0+WlXZ8S9OBHOWvJxCv+DHguqsHTP0cLHPSLM3278+gikD HGYAvLyJcnfK//ljZlyF4e8Lio3k0uwDxOSDqJWFnatskJPuc4DPrXBdF2kt4x7w81 aox4nSuc7Q3bD1GyJxOAo/f+fVB6ZU/wo+rOtwOQp7JZ1G5POuUcMAuSaPOCU9Nanc 3eYY98aviZgT4iME5ZRHHgeyiLbHjlpCTBOWV5+39v2HCFLvtTxPwe7qID25RGCsAJ wAQMgtDyCtmLnw4GGDU/tesrQxfwmcX+CGcZTBxf5YMrxkr2A2voczQNZ7WuPifykL xI2zDpuWlOfPQ== Message-ID: <69fd1dbc-a29f-488c-a30f-7e5ea8f01a23@kernel.org> Date: Tue, 17 Dec 2024 10:26:41 +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 v1 1/2] dt-bindings: i2c: exynos5: Add samsung,exynos8895-hsi2c compatible To: Ivaylo Ivanov , Andi Shyti , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org References: <20241214220419.723100-1-ivo.ivanov.ivanov1@gmail.com> <20241214220419.723100-2-ivo.ivanov.ivanov1@gmail.com> <0ebc12ed-fe91-4c8a-a626-b735b0eeecf1@kernel.org> <007559c5-f566-4625-99b7-e761a916fba3@gmail.com> <6e93d59d-71e5-4c09-862f-55b5504121aa@gmail.com> Content-Language: en-US From: Krzysztof Kozlowski Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 17/12/2024 10:08, Ivaylo Ivanov wrote: >>>>> - items: >>>>> - enum: >>>>> @@ -94,9 +95,28 @@ allOf: >>>>> - clock-names >>>>> >>>>> else: >>>>> - properties: >>>>> - clocks: >>>>> - maxItems: 1 >>>>> + if: >>>>> + properties: >>>>> + compatible: >>>>> + contains: >>>>> + enum: >>>>> + - samsung,exynos8895-hsi2c >>>>> + >>>>> + then: >>>>> + properties: >>>>> + clocks: >>>> Missing minItems >>>> >>>>> + maxItems: 2 >>>>> + >>>>> + clock-names: >>>> Ditto >>>> >>>>> + maxItems: 2 >>>>> + >>>>> + required: >>>>> + - clock-names >>>> I don't understand why do you need second, same branch in if, basically >>> Because, as I stated in the commit message, we have HSI2C controllers >>> both implemented in USIv1 blocks and outside. These that are a part of >> On Exynos8895? Where? With the same compatible? > > hsi2c_0 which has a clock from BUSC and hsi2c_1 to hsi2c_4 which use clocks > from PERIC1 (CLK_GOUT_PERIC1_HSI2C_CAM{0,1,2,3}_IPCLK). Why would > they need a different compatible though? It's functionally the same i2c design > as the one implemented in USIv1 blocks. If one block is part of USI and other not, they might not be the same I2C blocks, even if interface is similar. If they were the same or even functionally the same, they would have the same clock inputs. However user manual also suggests that there is only one clock, not two (for both cases), so they could be functionally equivalent but then number of clocks looks incorrect. Best regards, Krzysztof