From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E0255C54E64 for ; Mon, 25 Mar 2024 20:49:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=co+NBIKV3kLzVdP0BOdpM+ZdyueK9QXP+AtTgrYyNps=; b=4KR+Z7dSSu8uxW tfeNPWGhQs6wIzr7OPif/Ik0Sed6LsJIcoLpANQROrBJxQPu9NLiN/LpY6zbgzF107i/Yb8ReR/Yq iYmXx9iUdvKoQO2f1RbUhCFqi1ZPszyyEN/vSd4F11P8qfI72B3iGZ2EVtcVp52a+2Rc9tjrqVDj9 ub7tA1/pZWdzhOUOf9kuTzYUlKK1WpM46fOr8sLBaKxsbpQlH72K8k2EY/61MyWOWemD4/uCdQT1e JF3OGvqkI4boFfzaNYrwnvzssJ57J8cHoMzvwsvyaC8hrfvPyC8e20XG1hd6Vk951knqqnOet3mv/ 2Jrkjb7szxvVY5z/StbQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rorFs-00000001tRZ-3BUM; Mon, 25 Mar 2024 20:49:16 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rorFq-00000001tQn-20ov for linux-arm-kernel@lists.infradead.org; Mon, 25 Mar 2024 20:49:15 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 4B434CE1D52; Mon, 25 Mar 2024 20:49:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D43E4C433C7; Mon, 25 Mar 2024 20:49:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711399751; bh=2/tJjYaChwKoUIZNWSKrYXTYyR7FoNjhOyq9PrLA9l8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=q467soboeijf6ZyXUjIBAhV3BL14+VRU5BLt37zHnsqwQINq0PcTKrQ5mDn9MDlkm v/Nt/Ujogvs8RaD6LLmCM4/ExwSFEIMDYpJvHwv+uPgy1zOy/rLNb/ItHjBaCCMxwm uzahUIrKmMNEzuXQtG5yMatPBlT4KzPdXaakaPyBE2mC1Y1FrbYg16Wg1SrpP3P9Rf qpPDvPeYE0JMddd1zUn1BWLxCs1wFGJ6iIrNThBe1EIPWpaJ5bPy2+P87HzoQd846L iSeaONv/aYd1UfZyf9JWNJDrn9R45zGDocVNWpqrCpeRjgQgtgcFfrdXnTkDus6FpR v50uYLEmgvUKw== Date: Mon, 25 Mar 2024 20:48:57 +0000 From: Jonathan Cameron To: Laurent Pinchart Cc: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Trevor Zaharichuk , Greg Lytle , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sean Nyekjaer , linux-iio@vger.kernel.org Subject: Re: [PATCH 1/5] dt-bindings: iio: dac: ti,dac5571: Add DAC081C081 support Message-ID: <20240325204857.4f2fd468@jic23-huawei> In-Reply-To: <20240325203245.31660-2-laurent.pinchart@ideasonboard.com> References: <20240325203245.31660-1-laurent.pinchart@ideasonboard.com> <20240325203245.31660-2-laurent.pinchart@ideasonboard.com> X-Mailer: Claws Mail 4.2.0 (GTK 3.24.41; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240325_134914_736559_0C945551 X-CRM114-Status: GOOD ( 18.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 25 Mar 2024 22:32:41 +0200 Laurent Pinchart wrote: > The DAC081C081 is a TI DAC whose software interface is compatible with > the DAC5571. It is the 8-bit version of the DAC121C081, already > supported by the DAC5571 bindings. Extends the bindings to support this > chip. > > Signed-off-by: Laurent Pinchart Hi Laurent, Given it's a part number where no one is going to guess it is compatible with the DAC5571 and that we don't have a history of fallback compatibles I'm fine with this change, but just wanted to ask is a fallback compatible useful to you to run with older kernels? I should have noticed when Peter added the dac121c081. If we add a fallback should do that one as well. Jonathan > --- > Documentation/devicetree/bindings/iio/dac/ti,dac5571.yaml | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/Documentation/devicetree/bindings/iio/dac/ti,dac5571.yaml b/Documentation/devicetree/bindings/iio/dac/ti,dac5571.yaml > index 79da0323c327..e59db861e2eb 100644 > --- a/Documentation/devicetree/bindings/iio/dac/ti,dac5571.yaml > +++ b/Documentation/devicetree/bindings/iio/dac/ti,dac5571.yaml > @@ -21,6 +21,7 @@ properties: > - ti,dac5573 > - ti,dac6573 > - ti,dac7573 > + - ti,dac081c081 > - ti,dac121c081 > > reg: _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel