From patchwork Fri Sep 24 08:34:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Olivier Moysan X-Patchwork-Id: 12514485 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45911C43219 for ; Fri, 24 Sep 2021 08:35:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C1F16124F for ; Fri, 24 Sep 2021 08:35:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244807AbhIXIhX (ORCPT ); Fri, 24 Sep 2021 04:37:23 -0400 Received: from mx07-00178001.pphosted.com ([185.132.182.106]:47004 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244722AbhIXIhW (ORCPT ); Fri, 24 Sep 2021 04:37:22 -0400 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 18O82UZu001303; Fri, 24 Sep 2021 10:35:27 +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=ljjaZUBXtszXsUCqJX2Wbg58kZebxTbHrmKULo2rDBo=; b=VxnqWhINv6P2wnbEvwFpvAQxCYdoZOUpcj/ZC/g+tYLX9A+szJPivZJ/99sZtMnWEatK hGjnBlJWCGiDu9BBNplqIIajPqH8cGxUeO8/qDr3nJU64AxiuyS7jSxcZo10SFik3cB5 +iF4dzsdYpEdYylMVILTsBxJ78nx25264z6XTinsUIdL4N28ZkflEGjGkRubA2S2uR2q wX6TXgfq0rgwKc06FRlXEE7FHNYgbcwy9E+tdyCUxtjaxLrMjD8ElyEyPNSrQHMIs3L+ ykBb9sqvtmfzYlSBARZvV0RBousBycjUzlMpp4B7kCZt8nTFme2nq+MEY5+tgN9DMkx+ yg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 3b93dxae0d-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 24 Sep 2021 10:35:27 +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 A68E310002A; Fri, 24 Sep 2021 10:35:26 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 9BE6B226FB0; Fri, 24 Sep 2021 10:35:26 +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; Fri, 24 Sep 2021 10:35:26 +0200 From: Olivier Moysan To: Alexandre Torgue , Fabrice Gasnier , Jonathan Cameron , "Lars-Peter Clausen" , Maxime Coquelin , Olivier Moysan , Rob Herring CC: , , , , Subject: [PATCH v3 2/7] dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal channel Date: Fri, 24 Sep 2021 10:34:05 +0200 Message-ID: <20210924083410.12332-3-olivier.moysan@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210924083410.12332-1-olivier.moysan@foss.st.com> References: <20210924083410.12332-1-olivier.moysan@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG2NODE3.st.com (10.75.127.6) 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:6.0.391,FMLib:17.0.607.475 definitions=2021-09-24_02,2021-09-23_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 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 1c13921b0556..6a5d0181e784 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