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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 S966314AbeCSR2W (ORCPT ); Mon, 19 Mar 2018 13:28:22 -0400 Received: from mail-by2nam03on0137.outbound.protection.outlook.com ([104.47.42.137]:54368 "EHLO NAM03-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S966185AbeCSQHk (ORCPT ); Mon, 19 Mar 2018 12:07:40 -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 4.4 036/167] ARM: dts: imx6qdl-wandboard: Fix audio channel swap Thread-Topic: [PATCH AUTOSEL for 4.4 036/167] ARM: dts: imx6qdl-wandboard: Fix audio channel swap Thread-Index: AQHTv5wvXD6shGUGJU2wGV3+aDyQ2w== Date: Mon, 19 Mar 2018 16:06:06 +0000 Message-ID: <20180319160513.16384-36-alexander.levin@microsoft.com> References: <20180319160513.16384-1-alexander.levin@microsoft.com> In-Reply-To: <20180319160513.16384-1-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;7:8Xu7Gmm2zORdm4r7kBoG+3UP6/GT2sIBBQ0tOv1dlN3XxLSB0TS2xurIaiA6CtwaPTXrn2MWwyiRaCL4BdBj2jYthDO8OyJWjJYGSe6vhQTF3TmfAoR5ef4DiLcmpZP0WV9aGt6EMLMEdw/zU6SVXYrfqRu1+eFplMJHq54cCXA64Z0YN0mNIy2+XjBz5QykaBty/fmZHl31+FbOKo2V80J9Pe3J+8wKY/1DXhnmHJkShQNw1yg6tWmfeBtE+vpg;20:CT5JFK4psMqx0fFH2hMrmZdqFXTsB8qsnC8kAEFX28dqR/xsNxs6MpJXHNd+yDTTZmiSGVX6ZNa1hWK60jgxMZ1y0GDvfMz4QjyuXYWIj4RtuzxwQ1yfq6txO3rYL+dr4RjaloY0tvDUEBv1BTe5Ge4wLzVgGeRFn2xTL7QTNrw= x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 6703898d-2470-44d3-0d12-08d58db38863 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: aH7xVjloJW9MzY7sOR2C4NZu7gj0AGUKvrH9MjEfZeACJlXSoO5+uyjIuiUwPZWX8Djr0k3reeFdv8CahJDU5Ioeatqc80drbIS9pheq0oEA50lL+r3gv/pQOthhjGe5lg78DilD+J+giMcDt1kzfWheKkEQJ/E77J5D/qp2J0lmIB75zkU/HX4LznR9Qhesr16cZAGIxTqjs4UTBJuxHzK1UmR2nePd8wOQ6HUduZV7XM4UwR9vTwfRG1ie3U+kWggE7O8uqMaFozpPlNVwBHO+JMcfQN/8iXUK5IGHCM/ay/vmvW28FU1S2EMiVgtCwBDaYcBiRb0Z9aIT6rZESQ== 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: 6703898d-2470-44d3-0d12-08d58db38863 X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Mar 2018 16:06:06.4276 (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 9e096d811bed..7a032dd84bb2 100644 --- a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi +++ b/arch/arm/boot/dts/imx6qdl-wandboard.dtsi @@ -88,6 +88,7 @@ clocks =3D <&clks 201>; VDDA-supply =3D <®_2p5v>; VDDIO-supply =3D <®_3p3v>; + lrclk-strength =3D <3>; }; }; =20 --=20 2.14.1