From patchwork Thu Apr 9 19:58:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierre-Louis Bossart X-Patchwork-Id: 193063 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=-9.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 C0183C2BA19 for ; Thu, 9 Apr 2020 20:09:47 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 4863A2082D for ; Thu, 9 Apr 2020 20:09:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="SGoHebdm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4863A2082D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id A5E4416C0; Thu, 9 Apr 2020 22:08:55 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz A5E4416C0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1586462985; bh=wic3/XjG+pGc4Gdr9tFqw/9PwY9js2EG3QT6PAYBGy0=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=SGoHebdmpt7/ybwzn95aajKYUJWKtYaHLmnzqGm5PsDgBds2DUfqpujLxTwqqRB7M s9+l9v5r15PZ1vQKNwuVqTNjGiC62dBTbfELexZbm0d1TcEYQ2swipRYu43HycfYur odh67MW1QWuAAv1M3FUBHZYRxQDbNu3G56x9a3aU= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 2B1CCF80341; Thu, 9 Apr 2020 21:59:42 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 26E14F80334; Thu, 9 Apr 2020 21:59:39 +0200 (CEST) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 4AA71F80331 for ; Thu, 9 Apr 2020 21:59:35 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 4AA71F80331 IronPort-SDR: s5mfrch23mgjMGCQh4m9T2lKUq8d5YUhBOrnH+H6XgI2eklK27k37mM392A/dcOg+ebnUED3/M CBsGbIr74jow== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2020 12:59:31 -0700 IronPort-SDR: G2/Ajg69GcgfbXqhZHW6iacCWEtQftjM4PBIf8MySIWVELQOsp14yx595KU0tR47zClAZh4eKG dUqCnwa2wunQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,363,1580803200"; d="scan'208";a="242745426" Received: from davidadu-mobl1.amr.corp.intel.com (HELO pbossart-mobl3.amr.corp.intel.com) ([10.212.151.218]) by fmsmga007.fm.intel.com with ESMTP; 09 Apr 2020 12:59:29 -0700 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Subject: [RFC PATCH 16/16] ASoC: dt-bindings: add document for Hifiberry DAC+ PRO clock Date: Thu, 9 Apr 2020 14:58:41 -0500 Message-Id: <20200409195841.18901-17-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200409195841.18901-1-pierre-louis.bossart@linux.intel.com> References: <20200409195841.18901-1-pierre-louis.bossart@linux.intel.com> MIME-Version: 1.0 Cc: Rob Herring , linux-gpio@vger.kernel.org, tiwai@suse.de, Linus Walleij , Stephen Boyd , Daniel Matuschek , Pierre-Louis Bossart , Hui Wang , Matthias Reichl , broonie@kernel.org, Bartosz Golaszewski , Andy Shevchenko , Michael Turquette , linux-clk@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 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" The Hifiberry DAC+ PRO relies on two local audio oscillators exposed with the clock framework. Signed-off-by: Pierre-Louis Bossart --- .../bindings/sound/hifiberry-dacpro.yaml | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/hifiberry-dacpro.yaml diff --git a/Documentation/devicetree/bindings/sound/hifiberry-dacpro.yaml b/Documentation/devicetree/bindings/sound/hifiberry-dacpro.yaml new file mode 100644 index 000000000000..9305a1a0ccd7 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/hifiberry-dacpro.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/hifiberry-dacpro.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Hifiberry DAC+ Pro clock driver + +maintainers: + - Pierre-Louis Bossart + +description: | + The Hifiberry DAC+ PRO provides two oscillators for enhanced audio + quality. The clk driver allow for select and configuration of the + clock source. + +properties: + "#clock-cells": + const: 0 + + compatible: + items: + - const: hifiberry,dacpro-clk + reg: + maxItems: 1 + +required: + - "#clock-cells" + - compatible + +examples: + - | + dacpro_osc: dacpro_osc { + compatible = "hifiberry,dacpro-clk"; + #clock-cells = <0>; + }; + +...