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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 2F3F0C10F14 for ; Thu, 3 Oct 2019 15:57:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EA3F5207FF for ; Thu, 3 Oct 2019 15:57:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570118232; bh=GVBAO5IdmKkE4Rwhk6G8Cefzxw5f9RVjPG7JWijokQw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=on4/uUnLsxNR7j/aUiCOMmjtTAZEYWjTTYRm3U7Bx5Z9uSbJ5okljXc4kx4CecxR9 t0+FPT/RnSC6nfN8ttIQNwrtgiTeRPMiymI97DvTPk2E2R9tiI9bA/kcVKAyP9hf+g m093/5VMttUyba2mzl8OyurMfrTwzPvp0z06UpLM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730890AbfJCP5L (ORCPT ); Thu, 3 Oct 2019 11:57:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:39440 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730858AbfJCP5J (ORCPT ); Thu, 3 Oct 2019 11:57:09 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DFB2F222BE; Thu, 3 Oct 2019 15:57:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570118228; bh=GVBAO5IdmKkE4Rwhk6G8Cefzxw5f9RVjPG7JWijokQw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ljtEkdQx+TnE79AapzjyIhgkPTGAsSBX+HgszPxwTmaQgRTqqA6GJmtLW5u6YEl/8 z2Di8Lz317Qw+3YsI2hyWGIDhbLHZ/MpLcwn3dFxOY1drsd12RlX22AT9HZXhnZ9VI b7PUEf3WpTRBhN8cB9QjOergkoYmvdp4yuwIFiO4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Oleksandr Suvorov , Marcel Ziswiler , Igor Opaniuk , Fabio Estevam , Mark Brown , Sasha Levin Subject: [PATCH 4.4 34/99] ASoC: sgtl5000: Fix charge pump source assignment Date: Thu, 3 Oct 2019 17:52:57 +0200 Message-Id: <20191003154311.450299974@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191003154252.297991283@linuxfoundation.org> References: <20191003154252.297991283@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Oleksandr Suvorov [ Upstream commit b6319b061ba279577fd7030a9848fbd6a17151e3 ] If VDDA != VDDIO and any of them is greater than 3.1V, charge pump source can be assigned automatically [1]. [1] https://www.nxp.com/docs/en/data-sheet/SGTL5000.pdf Signed-off-by: Oleksandr Suvorov Reviewed-by: Marcel Ziswiler Reviewed-by: Igor Opaniuk Reviewed-by: Fabio Estevam Link: https://lore.kernel.org/r/20190719100524.23300-7-oleksandr.suvorov@toradex.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/codecs/sgtl5000.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c index 08b40460663c2..549f853c40924 100644 --- a/sound/soc/codecs/sgtl5000.c +++ b/sound/soc/codecs/sgtl5000.c @@ -1166,12 +1166,17 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec) SGTL5000_INT_OSC_EN); /* Enable VDDC charge pump */ ana_pwr |= SGTL5000_VDDC_CHRGPMP_POWERUP; - } else if (vddio >= 3100 && vdda >= 3100) { + } else { ana_pwr &= ~SGTL5000_VDDC_CHRGPMP_POWERUP; - /* VDDC use VDDIO rail */ - lreg_ctrl |= SGTL5000_VDDC_ASSN_OVRD; - lreg_ctrl |= SGTL5000_VDDC_MAN_ASSN_VDDIO << - SGTL5000_VDDC_MAN_ASSN_SHIFT; + /* + * if vddio == vdda the source of charge pump should be + * assigned manually to VDDIO + */ + if (vddio == vdda) { + lreg_ctrl |= SGTL5000_VDDC_ASSN_OVRD; + lreg_ctrl |= SGTL5000_VDDC_MAN_ASSN_VDDIO << + SGTL5000_VDDC_MAN_ASSN_SHIFT; + } } snd_soc_write(codec, SGTL5000_CHIP_LINREG_CTRL, lreg_ctrl); -- 2.20.1