From patchwork Thu Nov 22 10:23:18 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 10693905 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 531A713AD for ; Thu, 22 Nov 2018 11:02:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 44B1C2C886 for ; Thu, 22 Nov 2018 11:02:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3889A2C934; Thu, 22 Nov 2018 11:02:34 +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=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7DB7E2C886 for ; Thu, 22 Nov 2018 11:02:33 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 737F3267A5C; Thu, 22 Nov 2018 11:24:03 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id A39B52679B1; Thu, 22 Nov 2018 11:23:59 +0100 (CET) Received: from wens.csie.org (mirror2.csie.ntu.edu.tw [140.112.30.76]) by alsa0.perex.cz (Postfix) with ESMTP id 089972678DD for ; Thu, 22 Nov 2018 11:23:52 +0100 (CET) Received: by wens.csie.org (Postfix, from userid 1000) id 3E76D5F8B3; Thu, 22 Nov 2018 18:23:46 +0800 (CST) From: Chen-Yu Tsai To: Mark Brown , Liam Girdwood , Rob Herring , Mark Rutland , Maxime Ripard Date: Thu, 22 Nov 2018 18:23:18 +0800 Message-Id: <20181122102325.29495-2-wens@csie.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181122102325.29495-1-wens@csie.org> References: <20181122102325.29495-1-wens@csie.org> MIME-Version: 1.0 Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-sunxi@googlegroups.com, linux-kernel@vger.kernel.org, Vasily Khoruzhick , Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org Subject: [alsa-devel] [PATCH v9 1/8] ASoC: dt-bindings: sun50i-codec-analog: Add headphone amp regulator supply X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP On the Allwinner A64 SoC, the audio codec has a built-in headphone amplifier. This amplifier has a power supply separate from the rest of the analog audio circuitry. Add a regulator supply property to handle this. Signed-off-by: Chen-Yu Tsai Acked-by: Maxime Ripard --- Documentation/devicetree/bindings/sound/sun50i-codec-analog.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/sun50i-codec-analog.txt b/Documentation/devicetree/bindings/sound/sun50i-codec-analog.txt index 4f8ad0e04d20..056a098495cc 100644 --- a/Documentation/devicetree/bindings/sound/sun50i-codec-analog.txt +++ b/Documentation/devicetree/bindings/sound/sun50i-codec-analog.txt @@ -4,9 +4,11 @@ Required properties: - compatible: must be one of the following compatibles: - "allwinner,sun50i-a64-codec-analog" - reg: must contain the registers location and length +- cpvdd-supply: Regulator supply for the headphone amplifier Example: codec_analog: codec-analog@1f015c0 { compatible = "allwinner,sun50i-a64-codec-analog"; reg = <0x01f015c0 0x4>; + cpvdd-supply = <®_eldo1>; };