From mboxrd@z Thu Jan 1 00:00:00 1970 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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 EA0F2C433DF for ; Thu, 2 Jul 2020 22:35:36 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 A51602075D for ; Thu, 2 Jul 2020 22:35:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A51602075D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 49yXx222pXzDr5g for ; Fri, 3 Jul 2020 08:35:34 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=collabora.com (client-ip=2a00:1098:0:82:1000:25:2eeb:e3e3; helo=bhuna.collabora.co.uk; envelope-from=arnaud.ferraris@collabora.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=collabora.com Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 49yL0X5xryzDqGx for ; Fri, 3 Jul 2020 00:22:52 +1000 (AEST) Received: from xps.home (unknown [IPv6:2a01:e35:2fb5:1510:315a:ecf0:6250:a3ed]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: aferraris) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 3CE162A1D11; Thu, 2 Jul 2020 15:22:49 +0100 (BST) From: Arnaud Ferraris To: Subject: [PATCH 0/4] ASoC: fsl_asrc: allow selecting arbitrary clocks Date: Thu, 2 Jul 2020 16:22:31 +0200 Message-Id: <20200702142235.235869-1-arnaud.ferraris@collabora.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Fri, 03 Jul 2020 08:28:34 +1000 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org, Timur Tabi , Xiubo Li , linux-kernel@vger.kernel.org, Takashi Iwai , Liam Girdwood , Rob Herring , Jaroslav Kysela , Nicolin Chen , Mark Brown , kernel@collabora.com, Fabio Estevam Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" The current ASRC driver hardcodes the input and output clocks used for sample rate conversions. In order to allow greater flexibility and to cover more use cases, it would be preferable to select the clocks using device-tree properties. This series also fix register configuration and clock assignment so conversion can be conducted effectively in both directions with a good quality. Arnaud Ferraris (4): dt-bindings: sound: fsl,asrc: add properties to select in/out clocks ASoC: fsl_asrc: allow using arbitrary input and output clocks ASoC: fsl_asrc: always use ratio for conversion ASoC: fsl_asrc: swap input and output clocks in capture mode Documentation/devicetree/bindings/sound/fsl,asrc.txt | 8 ++++++++ sound/soc/fsl/fsl_asrc.c | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++----- sound/soc/fsl/fsl_asrc_common.h | 3 +++ 3 files changed, 75 insertions(+), 5 deletions(-)