From patchwork Mon Oct 11 15:57:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Olivier Moysan X-Patchwork-Id: 12550417 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B30BCC433FE for ; Mon, 11 Oct 2021 15:58:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8C06960F3A for ; Mon, 11 Oct 2021 15:58:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234661AbhJKQA0 (ORCPT ); Mon, 11 Oct 2021 12:00:26 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:48500 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S232311AbhJKQAZ (ORCPT ); Mon, 11 Oct 2021 12:00:25 -0400 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 19B9t3UM022181; Mon, 11 Oct 2021 17:58:03 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=selector1; bh=itZ2wQMByi0rvs2cFwdlXR8Qz1+hdcRuOmzaZez/dBU=; b=UA95L+k6tz2dVf/PyA2tr6tlos2qCziQsMBBVb5FvvLiZFkESHM2P8crlpQpaEaRtvw5 xhWtErl6RN71tZlWACPunGIcOQAvpyy6fJ1R9tLuwBcfCdNNLp2w+WmGl9hogeGlObB8 ROrq9am0Dggsex/igMgmWh1qUulb2URaPis+fLoMjGPW2j1pj+wsI51jkj4ZaTLaqBIM 77KVsJf6gMJl7UJCj3SmEn0viu3yHM+59+E8VNX/HYW4QLr21JYcoN+QU+Q3hCmgPmVf J4JWBUfJzdFTQYhNNd/tYUNa35kNdCB3FbiGqqvvev225im26OSobFsxI7ItksGKwUGD oA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 3bmdxrkunu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 11 Oct 2021 17:58:03 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 9B11610002A; Mon, 11 Oct 2021 17:58:02 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 8F1B7231DE1; Mon, 11 Oct 2021 17:58:02 +0200 (CEST) Received: from localhost (10.75.127.48) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Mon, 11 Oct 2021 17:58:01 +0200 From: Olivier Moysan To: Alexandre Torgue , Fabrice Gasnier , Jonathan Cameron , "Lars-Peter Clausen" , Maxime Coquelin , Olivier Moysan , Rob Herring CC: , , , , Subject: [PATCH v4 2/7] dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal channel Date: Mon, 11 Oct 2021 17:57:12 +0200 Message-ID: <20211011155717.1594-3-olivier.moysan@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211011155717.1594-1-olivier.moysan@foss.st.com> References: <20211011155717.1594-1-olivier.moysan@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG1NODE2.st.com (10.75.127.2) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.182.1,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-10-11_05,2021-10-11_01,2020-04-07_01 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Add support of nvmem. This allows to retrieve calibration data from OTP for vrefint internal channel. Signed-off-by: Olivier Moysan Reviewed-by: Fabrice Gasnier Acked-by: Rob Herring --- .../devicetree/bindings/iio/adc/st,stm32-adc.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml index ece1864fdcd9..7dfdddee8de0 100644 --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml @@ -301,6 +301,14 @@ patternProperties: $ref: /schemas/types.yaml#/definitions/uint32-array deprecated: true + nvmem-cells: + items: + - description: Phandle to the calibration vrefint data provided by otp + + nvmem-cell-names: + items: + - const: vrefint + patternProperties: "^channel@([0-9]|1[0-9])$": type: object