From patchwork Tue Jan 31 10:13:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Stein X-Patchwork-Id: 13122788 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA2ECC636D3 for ; Tue, 31 Jan 2023 10:13:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229969AbjAaKNf (ORCPT ); Tue, 31 Jan 2023 05:13:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42104 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229863AbjAaKNf (ORCPT ); Tue, 31 Jan 2023 05:13:35 -0500 Received: from mx1.tq-group.com (mx1.tq-group.com [93.104.207.81]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB0E249973; Tue, 31 Jan 2023 02:13:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1675160010; x=1706696010; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=BLfbb6NEKYdixzxNTlcXCZh7D0DeRCzh+i1m4DSVTHE=; b=ETIOItMumTwPC0gz/hoe83YrVY19feJQMYgzsPCH5w2R3t6kwBnWI7wZ QdXnNvsVDggQzZMGXdb6M6Qg/vu3xzTwI+8joSA8rzL8YjVTo6Azo06pW BP4DDG5POCdbt1ga9K6h7in1mAm/yvOr7aMcjMylZeJ7qjxA+1LeQAvOA 6uGU59eCWGMBtlBBIaKiWQZ9vm9UIcodM43bwJTMrUCMMem6iK/nZsZ8w eCfs0arCFfgGFcOD4g3gPriFfbxVL0+aqY9xcam3EjQDTU4t5fbnGLXVY YDJG0sw3NDer6ZyStz5oKoK+K/vj4c8jlyTfymAJDrynH914qfd4+6HLf g==; X-IronPort-AV: E=Sophos;i="5.97,261,1669071600"; d="scan'208";a="28766403" Received: from unknown (HELO tq-pgp-pr1.tq-net.de) ([192.168.6.15]) by mx1-pgp.tq-group.com with ESMTP; 31 Jan 2023 11:13:28 +0100 Received: from mx1.tq-group.com ([192.168.6.7]) by tq-pgp-pr1.tq-net.de (PGP Universal service); Tue, 31 Jan 2023 11:13:28 +0100 X-PGP-Universal: processed; by tq-pgp-pr1.tq-net.de on Tue, 31 Jan 2023 11:13:28 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1675160008; x=1706696008; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=BLfbb6NEKYdixzxNTlcXCZh7D0DeRCzh+i1m4DSVTHE=; b=XsaWx+s9ssnD+/NMSGf8viPpUW8NdIihwUBCWJBiMZi37dGB1xi28RHI z0RTFcWuCjoNQYavSpvbbYQbzXm67GU/ifrX+PIfEjqFKjSonPnGO5E3x 5m0loycsEV/IEomQF/1y2DtyFD9Jc+kiRsxrpM48qPG42Bsh2txfrQ4O1 Soxm/VKwpP0Lj8N7AQ/kh+/I45XfM8gI47rvQpDx4Bk7xcs9jqgzU+1bk 4TGsr9KWoFXn2GIrHPNoufg4cLeoDjbyOf1XtRQUmbgjhG4NJIe697Q7u 1iq70E0kCQnAQkyR5DbFVQwJnEv1KzLLZhlXs1//72H/oIOIyjWqFgepT g==; X-IronPort-AV: E=Sophos;i="5.97,261,1669071600"; d="scan'208";a="28766402" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 31 Jan 2023 11:13:27 +0100 Received: from steina-w.tq-net.de (unknown [10.123.53.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id B8075280056; Tue, 31 Jan 2023 11:13:27 +0100 (CET) From: Alexander Stein To: Cai Huoqing , Haibo Chen , Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Shawn Guo , Sascha Hauer , Fabio Estevam Cc: Alexander Stein , Pengutronix Kernel Team , NXP Linux Team , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/1] dt-bindings: iio: adc: add missing vref-supply Date: Tue, 31 Jan 2023 11:13:23 +0100 Message-Id: <20230131101323.606931-1-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Although this property is used right now for IIO_CHAN_INFO_SCALE, this ADC has two internal reference voltages, which the driver currently doesn't make use of. Fixes: db73419d8c06 ("dt-bindings: iio: adc: Add binding documentation for NXP IMX8QXP ADC") Signed-off-by: Alexander Stein --- .../devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml b/Documentation/devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml index 63369ba388e4..879768af0303 100644 --- a/Documentation/devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml +++ b/Documentation/devicetree/bindings/iio/adc/nxp,imx8qxp-adc.yaml @@ -39,6 +39,9 @@ properties: power-domains: maxItems: 1 + vref-supply: + description: External ADC reference voltage supply on VREFH pad. + "#io-channel-cells": const: 1 @@ -72,6 +75,7 @@ examples: assigned-clocks = <&clk IMX_SC_R_ADC_0>; assigned-clock-rates = <24000000>; power-domains = <&pd IMX_SC_R_ADC_0>; + vref-supply = <®_1v8>; #io-channel-cells = <1>; }; };