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: 1001651 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=csie.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 430wY05DmZz9s5c for ; Thu, 22 Nov 2018 21:24:36 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394201AbeKVVCg (ORCPT ); Thu, 22 Nov 2018 16:02:36 -0500 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76]:48280 "EHLO wens.csie.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2394194AbeKVVCg (ORCPT ); Thu, 22 Nov 2018 16:02:36 -0500 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 Cc: Chen-Yu Tsai , devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Vasily Khoruzhick Subject: [PATCH v9 1/8] ASoC: dt-bindings: sun50i-codec-analog: Add headphone amp regulator supply 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 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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>; };