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 6F02E20E6; Sun, 23 Jun 2024 15:02:08 +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=1719154928; cv=none; b=QG3AyeibfUSqtJOH4sklGtpcOnWDmxJl1Eni8NSnCLDx0csbvlDQE39VfsPc4Bqywa3ShAK9idty4qQ7fZ8hunL1/qSATftcteaS0sUzqYvW4QK/1CAtXo5iOwWdx5j6mDBkOz7MtneI5tE0hrLfzKQ4FemK46SXaTvgeey2FVY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719154928; c=relaxed/simple; bh=ISrxbHoDsgdg8jZ5QeZIYDTqqYNzfT5aOQ66p+EPqGo=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=kckZO+7gJOFXkIZzz9JJVOJXif6d/jJYRCIxyclpf373Gtn3tK8IOHOAc4qUPmPYD+tfsCAUom1eB7e4tdHppem9RlMRBCe8i9iddMMdusumvGyF4GhE10lehFgHVrJ+/i7YLvTrCCU0Emnv34u4wCCJKSCK32vcLLnChqjQgWU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AUTDTxB0; 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="AUTDTxB0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4865CC2BD10; Sun, 23 Jun 2024 15:02:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1719154928; bh=ISrxbHoDsgdg8jZ5QeZIYDTqqYNzfT5aOQ66p+EPqGo=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=AUTDTxB066M0zP5PMnojHiP1J9VHW5O8wI8HefXUNgg6ViyiR7lynsdfZGq264K6U IW4Ea5yErWl4FfQyuG8vIAehENxpLg5icImCG8oxz/qLBjTQb4Bk6kpJANxvEJ5wYD PrjphOlKGgCzYIfmAOr+12xKh6tN5iTDr5+UcorXUOpyjdZwJ3AwiULMN4GHkAJqDb eUWjQBZsXWE03LxzzGgbyxGgKNRMqdXdlwAfGxljoGFPOlFJDE3iYqcLDS3uBRj4JN efREL+yQKPQTMEGlMmIqSlWt+v2fJnjLEdxB1bweeVrR9fdjtANEtfQWZVXgb08OJ2 Qy6wWz68wH1GA== Date: Sun, 23 Jun 2024 16:01:57 +0100 From: Jonathan Cameron To: Olivier Moysan Cc: Arnaud Pouliquen , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Fabrice Gasnier , , , , , , Subject: Re: [PATCH 4/8] dt-bindings: iio: dfsdm: move to backend framework Message-ID: <20240623160157.2bed9ff9@jic23-huawei> In-Reply-To: <20240618160836.945242-5-olivier.moysan@foss.st.com> References: <20240618160836.945242-1-olivier.moysan@foss.st.com> <20240618160836.945242-5-olivier.moysan@foss.st.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 18 Jun 2024 18:08:30 +0200 Olivier Moysan wrote: > Change the DFSDM binding to use the new IIO backend framework, > along with the adoption of IIO generic channels. > This binding change allows to add scaling support to the DFSDM. > > Keep the legacy binding as deprecated for backward compatibility. > > The io-backends property is supported only in generic IIO channel > binding. > > - Channel description with the generic binding (Audio and Analog): > > Properties supersed by generic properties: superseded > st,adc-channels: becomes "reg" property in channel node > st,adc-channel-names: becomes "label" property in channel node > Properties moved to channel child node: > st,adc-channel-types, st,adc-channel-clk-src, st,adc-alt-channel > > - Analog binding: > > DFSDM filter channel is configured as an IIO backend consumer. > Add io-backends property in channel child nodes. > > DFSDM is no more configured as a channel consumer from SD modulator. > Use of io-channels in DFSDM node is deprecated. > > - Audio binding: > > DFSDM audio DAI is configured as a channel consumer from DFSDM filter. > No change compare to legacy. > > Signed-off-by: Olivier Moysan