From patchwork Sun Jun 27 16:32:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 12346905 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=-19.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 70E8EC49EBA for ; Sun, 27 Jun 2021 16:31:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5C19E61C5C for ; Sun, 27 Jun 2021 16:31:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231335AbhF0Qd1 (ORCPT ); Sun, 27 Jun 2021 12:33:27 -0400 Received: from mail.kernel.org ([198.145.29.99]:45492 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231364AbhF0Qd1 (ORCPT ); Sun, 27 Jun 2021 12:33:27 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D8419619EE; Sun, 27 Jun 2021 16:31:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1624811463; bh=e0lfQMQ98H7nPRXlX+QiaZAYOsdTAbkWcxvEJVVK3Tg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J+g+ItZm/viYynCwdaonkswGZRcGVmiKp+MVXach+UeodcbX8vbP3JAplEfPthHqG MDloAwKnWPQERq31lo/lcmftAYUIP0oHxNAeX/jzZZE4zgo/CRUwrX6+VAj4HtOLfq 046PC59N6Y3UgRKPq3Eq7SRaicNzBq0AU47SIc4puwLAEaKr2XArqQNngdV+ruBIDd WtnHXqfmQxe6fAV83fmgdg+SYExKVEuVO3HRVf7btyxXd9BopkrBNhNV7JDN3bE4DC B6FWHILYIA9IX5VifHDG7TXBvwBAowtNXgDuE2t3i01BoNZlYDGJwNCu1hG70d+vhK XhQcX00T1FbCA== From: Jonathan Cameron To: linux-iio@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org Cc: Jonathan Cameron , Lars-Peter Clausen Subject: [PATCH 12/15] dt-bindings: iio: dac: adi,ad5764: Add missing binding document Date: Sun, 27 Jun 2021 17:32:41 +0100 Message-Id: <20210627163244.1090296-13-jic23@kernel.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210627163244.1090296-1-jic23@kernel.org> References: <20210627163244.1090296-1-jic23@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org From: Jonathan Cameron This binding covers the ad5744, ad5744r, ad5764 and ad5764r DACs. Note that the driver currently assumes the internal reference is used for the r parts. The binding as defined relaxes this constraint. There is no support in the binding or driver for the two digital IO signals. I do not propose to add that until we have a means to test any such binding. Signed-off-by: Jonathan Cameron Cc: Lars-Peter Clausen Reviewed-by: Rob Herring --- .../bindings/iio/dac/adi,ad5764.yaml | 62 +++++++++++++++++++ 1 file changed, 62 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5764.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad5764.yaml new file mode 100644 index 000000000000..8e893d52bfb1 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5764.yaml @@ -0,0 +1,62 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/dac/adi,ad5764.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD5744 and AD5764 DAC families + +maintainers: + - Lars-Peter Clausen + - Jonathan Cameron + +properties: + + compatible: + enum: + - adi,ad5744 + - adi,ad5744r + - adi,ad5764 + - adi,ad5764r + + reg: + maxItems: 1 + + spi-max-frequency: true + + vrefAB-supply: true + vrefCD-supply: true + +additionalProperties: false + +required: + - compatible + - reg + +allOf: + - if: + properties: + compatible: + contains: + enum: + - adi,ad5744 + - adi,ad5764 + then: + required: + - vrefAB-supply + - vrefCD-supply + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + dac@0 { + compatible = "adi,ad5744"; + reg = <0>; + vrefAB-supply = <&dac_vref>; + vrefCD-supply = <&dac_vref>; + }; + }; +...