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 DEEEB1E261F; Fri, 11 Jul 2025 07:09:37 +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=1752217778; cv=none; b=ZWqPFp0mEw6h/7BI/x4wC7ZFIh7XvI0lhBWCUZ8v0nP7zTpuEViSuqErLqOzCaYz/ELg9yxEHemAf7f2FxGMP5tMwaAHdHzI97urSkr6RlVZzNr9VAIATAPsmCsr97sq5F+H5epNfQcQbMXydI+/HIhCKN13lWnLNglplvkYQLE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752217778; c=relaxed/simple; bh=AeM9nVKzaPE89Cup3Ni/lGPwJYkloERSY2Zx0y+Xh8U=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=nWjIW8SxsKYi95qY5zmTeRDSqCsrbgxUKRkzLvyauF452rUkh0xje2v+CK3qnPZjuV4PMXV7dYQvJJi7fQQlKQpwNG5BEFZTymkmvifjU7y5yA3uxpAOywZBIM97iOiYcU1p43PPcJjVmQ2WVQxB6Pl0b320PKmrMR0BVu3zVoo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MOlib49w; 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="MOlib49w" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EEBA3C4CEED; Fri, 11 Jul 2025 07:09:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752217777; bh=AeM9nVKzaPE89Cup3Ni/lGPwJYkloERSY2Zx0y+Xh8U=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=MOlib49w8X1PdWLJJBlPK7mbTvJKLRvwi36EoQuxmGgInD/9aX1GXSKU1ehsqcdJr K38dpoPKQY+3836c+uSIpmZS+PXtZuVsf2bdMaw2QNRMQrIiDWxSHj5eqTeCQ5h/my dts/Hc2hpJjN1lNe3jhvtNESt4H9mJjiMIsC7ks0g6TdlrxYNoS8aygPaEFp2d6TTt omEIvMRIgy810g0RPQsA0FN3hTi7oBwh+8oNCxE4vmEw0UBOY1SoU3D1HEKw2rXXve 5xhKqduC9TGURPrlAV0NdhhxVgDzbxHWfJtv8AEGz+VcMgkAH6np6c9JVtyLJWxSG5 qbrMlkG4c7+Pg== Message-ID: <1a4f27e3-49e7-4499-acad-c33d5cfec7a8@kernel.org> Date: Fri, 11 Jul 2025 09:09:25 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/2] phy: dw-dphy-rx: Add dt bindings for Synopsys MIPI D-PHY RX To: "Poduval, Karthik" Cc: "linux-media@vger.kernel.org" , "vkoul@kernel.org" , "Xiong, Jason" , "devicetree@vger.kernel.org" , "robh@kernel.org" , "linux-kernel@vger.kernel.org" , "Anish Kumar, FNU" , "miguel.lopes@synopsys.com" , "linux-phy@lists.infradead.org" , "kishon@kernel.org" , "conor+dt@kernel.org" , "krzk+dt@kernel.org" References: <7f4b676678b27ea91314c834a297c1e057959b09.1752106239.git.kpoduval@lab126.com> <20250710-dainty-tarsier-from-hyperborea-ecf9d3@krzk-bin> <1c135aa4989f7a49cc58a092986e27712210d662.camel@lab126.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit On 10/07/2025 23:24, Poduval, Karthik wrote: >>> +maintainers: >>> +  - Karthik Poduval >>> +  - Jason Xiong >>> +  - Miguel Lopes >> + >>> +description: | >>> +  These are the bindings for Synopsys Designware MIPI DPHY RX phy >>> driver. >>> +  Currently only supported phy version is v1.2. >>> + >>> +properties: >>> +  compatible: >>> +    const: snps,dw-dphy-1p2 >> >> You should rather use SoC compatibles. > If similar Synopsys D-PHY is used in multiple SoCs with slight > variations, should each SoC have its own D-PHY driver or is it better Your incorrect subject probably mislead you, but this is not a driver patch. These are DT bindings. SoC specific compatibles are almost always preferred. > to have a common one that works for all SoCs like arm,smmu-v3 or like > the EEPROM driver below ?  > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/misc/eeprom/eeprom_93xx46.c?h=v6.16-rc5#n391 > where driver specific driver_data could support multiple versions or > SoC variations. > Our team thought of the common driver approach however looking for > general guidance from PHY subsystem maintainers and contributors. We don't discuss here driver. Best regards, Krzysztof