From patchwork Thu Jun 21 03:14:04 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "(Exiting) Baolin Wang" X-Patchwork-Id: 10479101 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B2282604D3 for ; Thu, 21 Jun 2018 03:14:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9850B28A2A for ; Thu, 21 Jun 2018 03:14:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8A63628A89; Thu, 21 Jun 2018 03:14:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 214EF28A2A for ; Thu, 21 Jun 2018 03:14:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754236AbeFUDOv (ORCPT ); Wed, 20 Jun 2018 23:14:51 -0400 Received: from mail-pl0-f65.google.com ([209.85.160.65]:34252 "EHLO mail-pl0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754188AbeFUDOu (ORCPT ); Wed, 20 Jun 2018 23:14:50 -0400 Received: by mail-pl0-f65.google.com with SMTP id g20-v6so862783plq.1 for ; Wed, 20 Jun 2018 20:14:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=Nk7zKxhi16MQcphw1c9ypcmwMqZAMdYmp9p5N1ea/lY=; b=FPdtJY/9Ioeq2KBOeYmGAfVZn8Tl6qCz1hXzVkOZfHWdBZ0FAlx2CODwpkqWCIfKBr dMRLIyII24HYoD7vGzhJBTlWJ4O7sY5J4UCzI8MWFRbGKwy96c8R+kPsYgCPRvmsxFGd pEQdJkJ3Y4omAsynhbAsgm3yP9AC8hlU5oV5U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=Nk7zKxhi16MQcphw1c9ypcmwMqZAMdYmp9p5N1ea/lY=; b=phMR66ab4tYVTSZbX+79Wd126inlT1g6w/BXc+e0z89zNsNWEyrOkab8TIL32f4ck+ EZG5pQHBvTdDEzg5+e0xQk43kHNZtWA9SiWQthNj1+mcZTQGcjYXa7QCROPMnrmFnQDP GiG+sQMwyrZCWoHW5Ace4zO6pANFvuDDRTLPQTO7GVOAzOprkzNCqMWGSu9bXgEtTqIq GMBvFEFwT09nSJ2HA0I01UQ9L2683UhNk4dYKJ7KZWGIWo/UtiMOB/+juvQM5ev+bV5e xCaDSv1CurdEJx1xAUr5FwlC/TNme/+mCeZJv2QWIOM/IIBDMOLUDYGfRD0nex4XJT5x NoQA== X-Gm-Message-State: APt69E1JTjA6eD2nUkB/nRvKHA54B+BFry3KFjxBWItbZFbM6k/11tOH k9X9+WBrnpsUskmGSQXvNex/lg== X-Google-Smtp-Source: ADUXVKLjaenr0Cej4DtBn1irCFYKM2kfW+Hhji4QOix1DWBnLgA4USk/bcfjPIQCXP/H73ioIgVf3Q== X-Received: by 2002:a17:902:2927:: with SMTP id g36-v6mr26199010plb.303.1529550889904; Wed, 20 Jun 2018 20:14:49 -0700 (PDT) Received: from baolinwangubtpc.spreadtrum.com ([117.18.48.102]) by smtp.gmail.com with ESMTPSA id m5-v6sm11443448pfa.93.2018.06.20.20.14.45 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 20 Jun 2018 20:14:49 -0700 (PDT) From: Baolin Wang To: jic23@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: baolin.wang@linaro.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, freeman.liu@spreadtrum.com, broonie@kernel.org, devicetree@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 1/2] dt-bindings: iio: Add Spreadtrum SC27XX PMICs ADC controller documentation Date: Thu, 21 Jun 2018 11:14:04 +0800 Message-Id: <900586c7a4ce55818ab330c738f306c7452191ef.1529550463.git.baolin.wang@linaro.org> X-Mailer: git-send-email 1.7.9.5 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds the binding documentation for Spreadtrum SC27XX series PMICs ADC controller device. Signed-off-by: Baolin Wang Reviewed-by: Rob Herring --- Changes since v2: - Add reviewed tag from Rob. Changes since v1: - No updates. --- .../bindings/iio/adc/sprd,sc27xx-adc.txt | 36 ++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt diff --git a/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt new file mode 100644 index 0000000..8aad960 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt @@ -0,0 +1,36 @@ +Spreadtrum SC27XX series PMICs ADC binding + +Required properties: +- compatible: Should be one of the following. + "sprd,sc2720-adc" + "sprd,sc2721-adc" + "sprd,sc2723-adc" + "sprd,sc2730-adc" + "sprd,sc2731-adc" +- reg: The address offset of ADC controller. +- interrupt-parent: The interrupt controller. +- interrupts: The interrupt number for the ADC device. +- #io-channel-cells: Number of cells in an IIO specifier. +- hwlocks: Reference to a phandle of a hwlock provider node. + +Example: + + sc2731_pmic: pmic@0 { + compatible = "sprd,sc2731"; + reg = <0>; + spi-max-frequency = <26000000>; + interrupts = ; + interrupt-controller; + #interrupt-cells = <2>; + #address-cells = <1>; + #size-cells = <0>; + + pmic_adc: adc@480 { + compatible = "sprd,sc2731-adc"; + reg = <0x480>; + interrupt-parent = <&sc2731_pmic>; + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; + #io-channel-cells = <1>; + hwlocks = <&hwlock 4>; + }; + };