From patchwork Wed Jul 5 19:03:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Kemnade X-Patchwork-Id: 13302763 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18700C00528 for ; Wed, 5 Jul 2023 19:05:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233608AbjGETFA (ORCPT ); Wed, 5 Jul 2023 15:05:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233635AbjGETED (ORCPT ); Wed, 5 Jul 2023 15:04:03 -0400 Received: from mail.andi.de1.cc (mail.andi.de1.cc [IPv6:2a02:c205:3004:2154::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8182C1FEC; Wed, 5 Jul 2023 12:03:40 -0700 (PDT) Received: from p200300ccff0adc001a3da2fffebfd33a.dip0.t-ipconnect.de ([2003:cc:ff0a:dc00:1a3d:a2ff:febf:d33a] helo=aktux) by mail.andi.de1.cc with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qH7mi-0017Xs-Te; Wed, 05 Jul 2023 21:03:28 +0200 Received: from andi by aktux with local (Exim 4.96) (envelope-from ) id 1qH7mi-001UQp-1o; Wed, 05 Jul 2023 21:03:28 +0200 From: Andreas Kemnade To: bcousson@baylibre.com, tony@atomide.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, peter.ujfalusi@gmail.com, jarkko.nikula@bitmer.com, dmitry.torokhov@gmail.com, andreas@kemnade.info, linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org Subject: [PATCH 2/3] ASoC: tlv320aic3x: use BCLK instead of MCLK if not in master mode Date: Wed, 5 Jul 2023 21:03:23 +0200 Message-Id: <20230705190324.355282-3-andreas@kemnade.info> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230705190324.355282-1-andreas@kemnade.info> References: <20230705190324.355282-1-andreas@kemnade.info> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Required to have audio output on Epson Moverio BT-200. Audio chip there is marked with AC31051. Audio output is silent there without that clock register set. Signed-off-by: Andreas Kemnade --- sound/soc/codecs/tlv320aic3x.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c index 56e795a00e22f..87929e210b55e 100644 --- a/sound/soc/codecs/tlv320aic3x.c +++ b/sound/soc/codecs/tlv320aic3x.c @@ -1234,6 +1234,10 @@ static int aic3x_set_dai_sysclk(struct snd_soc_dai *codec_dai, struct snd_soc_component *component = codec_dai->component; struct aic3x_priv *aic3x = snd_soc_component_get_drvdata(component); + /* probably no mclk if not master, so rely on bitclk */ + if (!aic3x->master) + clk_id = 2; + /* set clock on MCLK or GPIO2 or BCLK */ snd_soc_component_update_bits(component, AIC3X_CLKGEN_CTRL_REG, PLLCLK_IN_MASK, clk_id << PLLCLK_IN_SHIFT);