From patchwork Thu Oct 14 13:12:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Olivier Moysan X-Patchwork-Id: 12558483 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 81A4AC433FE for ; Thu, 14 Oct 2021 13:13:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6461C610CC for ; Thu, 14 Oct 2021 13:13:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231355AbhJNNPs (ORCPT ); Thu, 14 Oct 2021 09:15:48 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:40520 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S230010AbhJNNPr (ORCPT ); Thu, 14 Oct 2021 09:15:47 -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 19EBkTaA020330; Thu, 14 Oct 2021 15:13:22 +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=aV08SqbAMcMfMc2tv8tumhWBDoZ1vN9XbFUHNfHVQpM=; b=xRmAWxBDtlGttemkIwzllslb3vVnt7lHLVD2XHOHIUMUea8vil1gX6h1j1iVkS98OQ7o BwqZFNxX20mKpw4ujLrwFhgkfLNSRuufD3qywsWQz5oQ8EyXiOApGAVLy89zipui7nDA zsRIbqOHYeobY6GNnRSnGpn9LUil6Y1+OHTpkuAfHGe/DpvH9k1Nko4XC7TTCSUy1UxF cTVmJdxpdQYH20qNLqFDIZVXSTMUn+mkTWTppLR9UQV6SDIPZeaERM/FjEQ8jrbQ1496 nCeUs22PVv/t45P5bTkHvNUZot/zbTwvMGCzTwQqYaqeKR1UmV2PTohz8yPlx6dfHBTA VA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 3bpkye8fyr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 Oct 2021 15:13:22 +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 06FDE10002A; Thu, 14 Oct 2021 15:13:22 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 0039422179A; Thu, 14 Oct 2021 15:13:22 +0200 (CEST) Received: from localhost (10.75.127.49) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Thu, 14 Oct 2021 15:13:21 +0200 From: Olivier Moysan To: Alexandre Torgue , Fabrice Gasnier , Jonathan Cameron , Lars-Peter Clausen , Maxime Coquelin , Olivier Moysan , Rob Herring CC: , , , , Subject: [PATCH v5 2/7] dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal channel Date: Thu, 14 Oct 2021 15:12:23 +0200 Message-ID: <20211014131228.4692-3-olivier.moysan@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211014131228.4692-1-olivier.moysan@foss.st.com> References: <20211014131228.4692-1-olivier.moysan@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.49] 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=2021-10-14_08,2021-10-14_02,2020-04-07_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 2083e1723970..ec0450d111a9 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