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x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=microsoft.com header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965716AbeCSQr5 (ORCPT ); Mon, 19 Mar 2018 12:47:57 -0400 Received: from mail-by2nam03on0114.outbound.protection.outlook.com ([104.47.42.114]:59520 "EHLO NAM03-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S966792AbeCSQMK (ORCPT ); Mon, 19 Mar 2018 12:12:10 -0400 From: Sasha Levin To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" CC: Fabio Estevam , Shawn Guo , Sasha Levin Subject: [PATCH AUTOSEL for 3.18 022/102] ARM: dts: imx6qdl-wandboard: Fix audio channel swap Thread-Topic: [PATCH AUTOSEL for 3.18 022/102] ARM: dts: imx6qdl-wandboard: Fix audio channel swap Thread-Index: AQHTv50Af89bDZm4kkyWuxrhC3vKTA== Date: Mon, 19 Mar 2018 16:11:55 +0000 Message-ID: <20180319161117.17833-22-alexander.levin@microsoft.com> References: <20180319161117.17833-1-alexander.levin@microsoft.com> In-Reply-To: <20180319161117.17833-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB0920;7:vGjZjM5nOvo8nDYaK3DwYGlaiVFJjfrzat2AfmeFjRF06aXoGLEZYLvKJbFcv9drGrXXGyxCKfpdSheQdL1kiXc0g5dY836A6GzmHgIDdip5IT38XpmzTQejMd8JFs7Idy4A2VSFTQLNRnrcI3iv0ol7pYuGu9CEIBA6DXXbal15j7iU+sO6tlh2WWySoFrfE53nQHqRl3iduRxML1M9nIJ35y/Pds2brETyJsSSWugS5MuvojGnZQD+rhWaalq1;20:PngU7yGFHlTqmjUi5Vfd/B+EnynxTlfPjDQsfjKWR3DSNi5zb9+nJvpT7phGG0B1OlH1Y1M+9tKfzG9lgdbh6j38Z/rYuBcpOX9/A4vqq8Ofrq5VrOyKmfFbpU1sB1dLP0uM3x0qzHAwyh3YP2ZvFYjc1EVAUVHYf0RLae7SYmk= x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: eb1de2a4-5dd1-44bc-1e0c-08d58db422d3 x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(48565401081)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(2017052603328)(7193020);SRVR:DM5PR2101MB0920; 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x-microsoft-antispam-message-info: 8KmIkIp71eTnR8S542+z1wN/Qb5P3Y8V83bmfNi2WnRrj3IFSCa3vhT7uDUcTqRtSsEvIJq/P/4rHznEXcrrrOnb18IpoJWoUDP62EqcMHJtEKiS5cccH5n3P8UU33hUDCiSjBKjt1yw6EoZzorejU+KKLop8Et0nQKmBeqhpaAzOWTdi2lNLWHARimYOLsMS4+5xX+P5Osqc2lWWLV1bU3X/5ZO4JDkN0GpUYsq0uQXx1fxOvyGiXcwsz4Kgn2kndH/ZtzP4b6os0jMpXsVHsJtfs/YkHnWrTgasAfbBt46wA6pFGRBgwiyPdLapvYG4VFMfrcjrT1FPbNBcbgAJw== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: eb1de2a4-5dd1-44bc-1e0c-08d58db422d3 X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Mar 2018 16:11:55.9112 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB0920 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Fabio Estevam [ Upstream commit 79935915300c5eb88a0e94fa9148a7505c14a02a ] When running a stress playback/stop loop test on a mx6wandboard channel swaps can be noticed randomly. Increasing the SGTL5000 LRCLK pad strength to its maximum value fixes the issue, so add the 'lrclk-strength' property to avoid the audio channel swaps. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/imx6qdl-wandboard.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi b/arch/arm/boot/dts/i= mx6qdl-wandboard.dtsi index 5fb091675582..6052ea7d9d21 100644 --- a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi +++ b/arch/arm/boot/dts/imx6qdl-wandboard.dtsi @@ -86,6 +86,7 @@ clocks =3D <&clks 201>; VDDA-supply =3D <®_2p5v>; VDDIO-supply =3D <®_3p3v>; + lrclk-strength =3D <3>; }; }; =20 --=20 2.14.1