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 881373F0ABC; Wed, 6 May 2026 16:23:57 +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=1778084637; cv=none; b=arm2gfM22C1twnY34TV71P2edL343VZD0mxOOZhwhEUZPiSEu1tbcLxJZzKGuHW9G/BrKQfQ8GE03aLg5bXgDFFjCWOYBntphjxjgcXLarvlWsxqwCcD10snM9ky6l7Fi/Jo0axAKnPZkKIVs/012x/o6EnP9v35yZT7EJzKtto= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778084637; c=relaxed/simple; bh=sPb4GB0ZtU7M83xh8G/nHx/1MLvD9P0cvOvHlj8A2AY=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=TefBK3ycKG2JmR1u1CgtT+ud2scgFcZ3s3mIuoI7f3oCEo2/nKu5WuNhCjaDcUX2hPGeRm+BsmTe3QEMoF6Yma3XBM2SQ++pxV2y98JGsb1klXlfArf18Kg0XyEcfKFRpPUJ9hGoCrzWMa2hZiLLAg6jJV4mBzb3OVzXOxMhZ/M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=I7pGbQdc; 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="I7pGbQdc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E1CD0C2BCB0; Wed, 6 May 2026 16:23:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778084637; bh=sPb4GB0ZtU7M83xh8G/nHx/1MLvD9P0cvOvHlj8A2AY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=I7pGbQdcMM1OlxTeiW6iNxg7gn0GulxTroTwq0KnxUW1NTdhxyTuicenDsRihBE0L NAyJrIymM3Xx5lmi+l44hnpsuR5My7C84zCKlYixf9oAWc3Ws62vOnTQuySiDzTwKd 0Vf8MiwYbUO94REpqb5WJNtC0laU6oHMXSghQymaIGvOLn6zaKDXmSFr4MAmWewzlc 4yu1bs0PAtNYZjV46mL3H1nP3EAGZkxC3DpspdSRUZKY/kXQqiFs8LWxX44tLMkZq/ Uum7WHhsNGuwrX7CMLATy9AsvVO1tXLvuEy0jyRHE1YCE/y6OVFjV/K7EOvKI8bhYb jz2Rye2jGe0HQ== Date: Wed, 6 May 2026 17:23:48 +0100 From: Jonathan Cameron To: Kim Seer Paller Cc: David Lechner , Nuno =?UTF-8?B?U8Oh?= , Andy Shevchenko , Lars-Peter Clausen , Michael Hennerich , , Subject: Re: [PATCH 1/2] iio: ABI: Add DAC 500ohm, 3.85kohm, and 16kohm powerdown modes Message-ID: <20260506172348.4c7aa875@jic23-huawei> In-Reply-To: <20260505-dev-ad3531r-v1-1-2b4cc55f69e7@analog.com> References: <20260505-dev-ad3531r-v1-0-2b4cc55f69e7@analog.com> <20260505-dev-ad3531r-v1-1-2b4cc55f69e7@analog.com> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.52; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-iio@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, 5 May 2026 12:34:31 +0800 Kim Seer Paller wrote: > Add powerdown mode entries for DACs with 500 Ohm, 3.85 kOhm, and > 16 kOhm resistor to ground output impedance states. These are used > by the AD3531/AD3531R 4-channel DAC. > > Signed-off-by: Kim Seer Paller Applied this one to the testing branch of iio.git. I'm not bothered if the docs take a while to chase the fix as not so important to backport given the meaning is obvious enough and this is really just about completeness. > --- > Documentation/ABI/testing/sysfs-bus-iio | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio > index 60dfeff8f2c9..925a33fd309a 100644 > --- a/Documentation/ABI/testing/sysfs-bus-iio > +++ b/Documentation/ABI/testing/sysfs-bus-iio > @@ -764,10 +764,13 @@ Contact: linux-iio@vger.kernel.org > Description: > Specifies the output powerdown mode. > DAC output stage is disconnected from the amplifier and > + 500ohm_to_gnd: connected to ground via a 500Ohm resistor, > 1kohm_to_gnd: connected to ground via an 1kOhm resistor, > 2.5kohm_to_gnd: connected to ground via a 2.5kOhm resistor, > + 3.85kohm_to_gnd: connected to ground via a 3.85kOhm resistor, > 6kohm_to_gnd: connected to ground via a 6kOhm resistor, > 7.7kohm_to_gnd: connected to ground via a 7.7kOhm resistor, > + 16kohm_to_gnd: connected to ground via a 16kOhm resistor, > 20kohm_to_gnd: connected to ground via a 20kOhm resistor, > 32kohm_to_gnd: connected to ground via a 32kOhm resistor, > 42kohm_to_gnd: connected to ground via a 42kOhm resistor, >