From nobody Tue Feb 10 00:59:02 2026 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 0D6293101A2; Fri, 23 Jan 2026 15:53:59 +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=1769183639; cv=none; b=b9iiKBjcp/uSqS9mt5PLW1S9ajTdxc6p+EtlPciWl1/gTCFxzoL0Rph4GRxzPzWJ8yKLjdxbfsNlcZtxBaQqF3A64Xg+Bjw0Ly0VroG9R4X7Iu6D4P6uCgp1Dq+WyrKuPULc9iNnRSrose6Wqwkj8o3i6B1jc/yiqmDwGBIdzY4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769183639; c=relaxed/simple; bh=kYnBn0hPZJrXUXTU31Ix0gevpfaNxn8AINHbROFMUOE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=FR+9DIkgW8iY7ic8D6lmbDH/a75c/VPNcSKo3wOJRn9fInfhOlzOPO/SWilT7vNfDTuVojm69WhynWITXTnLPYxbBP6d9zeb7vS0bjgA/eGj+EYl0TFKJMYvlqpe/dq8MtqdNguu8iqvNXX4o7MOqN2ONZfeu1AFEmSDCfN1lu4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=t7vr+Fos; 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="t7vr+Fos" Received: by smtp.kernel.org (Postfix) with ESMTPS id D54C3C19423; Fri, 23 Jan 2026 15:53:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769183638; bh=kYnBn0hPZJrXUXTU31Ix0gevpfaNxn8AINHbROFMUOE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=t7vr+FosHSGaXpKKxi/Mi2wHHwSGguT/fFQzm376tC8YoAPs/pVJoT2nMfLF+++sZ nkFiwOtW1wO2mHmvNyCyn6PFCB6gctMFHQ1JvCtjgYK6q198G+HjVJl1eKXKPNHjBx HdQqFWoPKZzlLHPKPWPW42HQEoSfh6Sq9BvGEBagWt4BTWmCBRnWFZxDTIrBvcHWBl NJyFn4uOVNyI93C3/RSxijva8P8PR3srXOrQTOaGExp3KG5Abz+v/v6Ug5v2zbHKuf QklzMqa81bE0tQovHgF6qy/U2iAs18Uyycu4YWXXR6OcLzwmxRDIGJMYNRbrf5uhy8 inC5xF0M1rI2A== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA09FD74EED; Fri, 23 Jan 2026 15:53:58 +0000 (UTC) From: Rodrigo Alencar via B4 Relay Date: Fri, 23 Jan 2026 15:53:13 +0000 Subject: [PATCH v5 8/8] Documentation: ABI: testing: add common ABI file for iio/frequency Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260123-adf41513-iio-driver-v5-8-2dce812a2dda@analog.com> References: <20260123-adf41513-iio-driver-v5-0-2dce812a2dda@analog.com> In-Reply-To: <20260123-adf41513-iio-driver-v5-0-2dce812a2dda@analog.com> To: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org Cc: Jonathan Cameron , David Lechner , Andy Shevchenko , Lars-Peter Clausen , Michael Hennerich , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Corbet , Rodrigo Alencar X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1769183636; l=1731; i=rodrigo.alencar@analog.com; s=default; h=from:subject:message-id; bh=67mGOWaw3wet6Ddy/uiN+nSBqKV1DJFYXkAQQXBO/tY=; b=sY9hFkMvphekFdXeCxn6OC+rdNYYSYMjqKaoJPGl1x4jhVrFUJsz0W+oMP63vw6d6PqprB0o4 VRiABngTpexAYGbjNOkFOC4fD1ydbzYxtZdrOAv7b/QQwqrvHKDkWSC X-Developer-Key: i=rodrigo.alencar@analog.com; a=ed25519; pk=ULeHbgU/OYh/PG/4anHDfLgldFItQHAhOktYRVLMFRo= X-Endpoint-Received: by B4 Relay for rodrigo.alencar@analog.com/default with auth_id=561 X-Original-From: Rodrigo Alencar Reply-To: rodrigo.alencar@analog.com From: Rodrigo Alencar Add ABI documentation file for PLL/DDS devices with frequency_resolution sysfs entry attribute used by ADF4350 and ADF41513. Signed-off-by: Rodrigo Alencar --- Documentation/ABI/testing/sysfs-bus-iio-frequency | 11 +++++++++++ MAINTAINERS | 1 + 2 files changed, 12 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-bus-iio-frequency b/Documentat= ion/ABI/testing/sysfs-bus-iio-frequency new file mode 100644 index 000000000000..1ce8ae578fd6 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-iio-frequency @@ -0,0 +1,11 @@ +What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_frequency_resoluti= on +KernelVersion: 6.20 +Contact: linux-iio@vger.kernel.org +Description: + Stores channel Y frequency resolution/channel spacing in Hz for PLL + devices. The given value directly influences the operating mode when + fractional-N synthesis is required, as it derives values for + configurable modulus parameters used in the calculation of the output + frequency. It is assumed that the algorithm that is used to compute + the various dividers, is able to generate proper values for multiples + of channel spacing. diff --git a/MAINTAINERS b/MAINTAINERS index b9cc8ddcd624..ed39a275b7f6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1623,6 +1623,7 @@ M: Rodrigo Alencar L: linux-iio@vger.kernel.org S: Supported W: https://ez.analog.com/linux-software-drivers +F: Documentation/ABI/testing/sysfs-bus-iio-frequency F: Documentation/devicetree/bindings/iio/frequency/adi,adf41513.yaml F: Documentation/iio/adf41513.rst F: drivers/iio/frequency/adf41513.c --=20 2.43.0