From patchwork Wed Jul 21 14:03:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 12391101 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=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 EA2DAC636CA for ; Wed, 21 Jul 2021 14:18:05 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BAD496044F for ; Wed, 21 Jul 2021 14:18:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BAD496044F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=cerno.tech Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0K7ZGfivMReZmuTcaGvIfERYIyjXLUla6PxV2kJKRIo=; b=to+sCcaoQmgi13 aRp6GnVI9qJXQ+WTOrXiX4vVRTQX/QaOpKrRXPUaHC3FxoMRvhJSpDQq/oHHBesmOdj6/KKlYeJ5r BQF9tAML4DKSh1rucIOF1ACZQG+Bdv1vzOAU0ZjK1drjgy3d8B/ein997zQSZ10elbjUIp+ep/Ov8 nAesAtMM95NsBF+SZRpTXw0HbuW1xpQqTgTzcijJ05wbhdt7AO3wcv1t7rcW8Dlrm4vHACuyy1X4q wo2LlTURZwIsRhPa0Bp8sjQ9ivW34srWsVu54VzP/Uxfu5+5kn1SkG3Xaro6Fg7L7UlwQL0X+pF90 2W4YGPIQH4XC1JDyjBjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m6D0l-00Fu4q-P8; Wed, 21 Jul 2021 14:15:50 +0000 Received: from new4-smtp.messagingengine.com ([66.111.4.230]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m6CqJ-00FpwV-5L for linux-arm-kernel@lists.infradead.org; Wed, 21 Jul 2021 14:05:01 +0000 Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailnew.nyi.internal (Postfix) with ESMTP id 7E34B5809C4; Wed, 21 Jul 2021 10:04:58 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Wed, 21 Jul 2021 10:04:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm3; bh=hpVY+5wKfdtbk BH7Qw5vZW6MW96kNo48g2kdpxHBygk=; b=aZH6bgE5QrZyg1j9O4HL3x8dHoswV WrsXpQ2Z9is6f16om0s+zhOsKqcgOnP5kE7Ma1ilf3uxhJTuRREV4euovx47r7/U 1R0/R7imalxJhbVG1J7ngNn9YiYeKhZAt3KNOmkYfYof3TUgYS9VAx0D7r9Zleke ZD3CYQg1uJ8MM29Yar99VUtEO3uir+lMG5a5CfODCbA7Q4Ck7w5id/fyWuDhoWJT sEmrljS/hhv3WxSYanLo6iuZJm5ooVuabC/W4BJ0Zn3Jx0u1A83NjWD0OMrv0vGL lUm/21X63tZ1qIckJi7LXfZLZmdGqj0oWXXb64HEJDu8NsWUW1EQmfsow== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; bh=hpVY+5wKfdtbkBH7Qw5vZW6MW96kNo48g2kdpxHBygk=; b=CiNUXNYU Q0W3JaKzkaXhsxNzm/voaNqsbTO1UBy0iuQFoWsWq5hLe+4aNtITjXEommyUdkTX KOjCX54VoHAYQ8KCFrtrDpYuVhiuY7u8I/9x1S6xYHCSQYcLdDQp3yQh3Q8GWHCa R7p6IW2XwlvGLyED8lOjqUdcLsD54KahPhRXBwtBr5SsNLOgzqRNZKgOhDyUb5yh k9pkHTAVmFruax35SRsA7j9IGXg5qlPAxjGkcyeNv6uotlCPdQP7JRd5yQpSbri8 hMVjAKxPtI2NAot86S5QCIs9KiHQrShtJz0trg8OnEZtF4FcyfC+9L+ftR5+WQsZ krncDBk93TaCfg== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddrfeeggdeiiecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenog evohgrshhtrghlqdfhgeduvddqtddvucdludehtddmnecujfgurhephffvufffkffojghf ggfgsedtkeertdertddtnecuhfhrohhmpeforgigihhmvgcutfhiphgrrhguuceomhgrgi himhgvsegtvghrnhhordhtvggthheqnecuggftrfgrthhtvghrnhepveejieejtdevgfff gfejuefggfeutdelteekgeetueeftddutddtgfffhffgueffnecuffhomhgrihhnpeguvg hvihgtvghtrhgvvgdrohhrghenucevlhhushhtvghrufhiiigvpedvnecurfgrrhgrmhep mhgrihhlfhhrohhmpehmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 21 Jul 2021 10:04:57 -0400 (EDT) From: Maxime Ripard To: Chen-Yu Tsai , Maxime Ripard , Jernej Skrabec , devicetree@vger.kernel.org, Rob Herring , Frank Rowand Cc: linux-arm-kernel@lists.infradead.org, linux-sunxi@googlegroups.com, Guenter Roeck , Jean Delvare , Jonathan Cameron , linux-hwmon@vger.kernel.org Subject: [PATCH 14/54] dt-bindings: hwmon: Add IIO HWMON binding Date: Wed, 21 Jul 2021 16:03:44 +0200 Message-Id: <20210721140424.725744-15-maxime@cerno.tech> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210721140424.725744-1-maxime@cerno.tech> References: <20210721140424.725744-1-maxime@cerno.tech> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210721_070459_342913_658800C4 X-CRM114-Status: GOOD ( 14.91 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Even though we had the iio-hwmon driver for some time and a number of boards using it already, we never had a binding for it. Let's add it based on what the driver expects and the boards are providing. Cc: Guenter Roeck Cc: Jean Delvare Cc: Jonathan Cameron Cc: linux-hwmon@vger.kernel.org Signed-off-by: Maxime Ripard --- .../devicetree/bindings/hwmon/iio-hwmon.yaml | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml diff --git a/Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml b/Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml new file mode 100644 index 000000000000..49dd40f663a6 --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/iio-hwmon.yaml @@ -0,0 +1,37 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/hwmon/iio-hwmon.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: ADC-attached Hardware Sensor Device Tree Bindings + +maintainers: + - Jonathan Cameron + +description: > + Bindings for hardware monitoring devices connected to ADC controllers + supporting the Industrial I/O bindings. + +properties: + compatible: + const: iio-hwmon + + io-channels: + minItems: 1 + maxItems: 1024 + description: > + List of phandles to ADC channels to read the monitoring values + +required: + - compatible + - io-channels + +additionalProperties: false + +examples: + - | + iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&adc 1>, <&adc 2>; + };