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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?ZIsn4VxXdP4z0QToOOIYQivR1i82GHlkq5Fi8D3l6xbTQ+d7O9riNdbRL7HF?= =?us-ascii?Q?k/bTiiFxQT4SX/EX+JN8rQfEnJBFKsa/psneq8gal/DpKJ/aNXdURKhhC4QZ?= =?us-ascii?Q?a7h2CPZzhV7p2+kayd2WjJKdpyKi8Fgt6fYmqViuPZoigJSSoD2Ep74CkFCd?= =?us-ascii?Q?DlJWLw1D9vd9E+ZBnLTRyO59qwVKhniiU+yx4t0c85XTDkzmBc917QvvlRbw?= =?us-ascii?Q?c0xsvRoqp8r1Y8SdeWnaJXPVUoqAXDr0NNGHb3Wa1Z44uF6raRVtnVO1EEmV?= =?us-ascii?Q?9h+Ue5cAnHymGow77xrAZPTs9XqAlX22Lm/XSIs3EAzaUh/vAM6jxraZI8uF?= =?us-ascii?Q?iN5lsAo7I4s/+S3iDa4fQ/GrYTLZnl39FsUX//3CsOuxMKwBWrN+xHSF/e5V?= =?us-ascii?Q?p7prCSzw2suhOdUlDGYpV0WfeZxBp+OLyeLRo9xDHsrNNh1sd7KSPaZeaSC/?= =?us-ascii?Q?nDH9YexT3uPHgs5rh4l912Y6Um74n8BRlyTr+o6mpWrv0MNzUI0Edkz8Aq/0?= =?us-ascii?Q?SumpJ2ZJFsrzGtKhD8l4HpvnxyeupWLz2kwtpYADJkcJagpT/9SaO+ebReci?= =?us-ascii?Q?hheV6kKjVsCK5wdrFOI5nq6qvS36ssDWYpRgVuhHaCTRCUaU6zeP10XLKm8B?= =?us-ascii?Q?FVPtsXdMtZVSVChrGiPspWOsxYAVD1CUMa72ttKs5L6PDF83Rd/9euw2QD6X?= =?us-ascii?Q?93+4lumHAgU+TS6ockQVQD+zSL4WmYAuNQTYFX0wv3WU8ZwAB8wNUewtxBvG?= =?us-ascii?Q?2tjRg+H/R6CAC4dFp5uOmIEsn5xZfvMjeuKH18KDHut+Y0jKmhM0so0/WKZn?= =?us-ascii?Q?bXDAmCsZ+RztkXQbdxW60mrXPhxj8yuOrhGXSnLsNlYCq/tbvDkhjqTi/OfM?= =?us-ascii?Q?lncqZXaJS7wGkEAQkUWLiqDDEurznGN8F9d+2tx/Nyw/y+98kKA0StLxBzLq?= =?us-ascii?Q?NjElcwG0jP3rG/KayFgw87KZhI39w7cYwk2eg+tVaSwzJN8k9bIrS/Es6Rgz?= =?us-ascii?Q?e8jIZWhM61mj48TAcOAFGnDHj0G+2WIwWpamae60vGZPupqv/J+SEdTHQfFX?= =?us-ascii?Q?z1+aE8mzpdaavWc8+HiFAUd1Vh8LXNIS9wy385ZMpljl9d7OfFfwaLN3XhDY?= =?us-ascii?Q?AboMZWbjKVlKaSoWkRihXbMWgVYb+eC9Yt+/gcF0BjZEKquaTrXSUI0/nunZ?= =?us-ascii?Q?yMotku1jNcg2IDOh19MkDmQK1wywZEiQI5q1Iwaj1wMvMbV7k2ghjO+7DL70?= =?us-ascii?Q?GBK7kIehRH5TQh4479b5pUIO9e/pKZxNyW1+ZNozO7wEgWJ4QFtHWawSF+FD?= =?us-ascii?Q?XOofGP4kD68zGU8fmoojfcnaUnRjjSKvNVNFZGBe3IzoJYk1iY6uDIqO426q?= =?us-ascii?Q?7Hkjpin8nyWNfeFB37prNnIZLRXkFxQ1P32/FLGCZ6B3aNOQpNsUjJ6LXPpk?= =?us-ascii?Q?U8uSFDpy37x1YS9oWinMd2wUuSbMIH1U+Ly+tW/hV2NxbdZrYDW+ah7560gP?= =?us-ascii?Q?+CumYrDtfV7HIG2jbh0nn36FT8KMyksQYZ++Ohv3yGpLy9neAMokqcvO+7nb?= =?us-ascii?Q?3NIB2h62J5poVO39hvyIyhU1VKNEtLKxmLSXBXsB?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: e8965cfb-a3c2-4229-4e05-08dab281af57 X-MS-Exchange-CrossTenant-AuthSource: DU0PR04MB9417.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Oct 2022 09:58:49.0325 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Kf4SqxeD9OSZQBQeDRfqs80UlvRGcv853iun4WeU4JsB2FiAdTvzlgM9eZrBJwWEWtni+guDcSfIRK4cH1Ct4Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB8039 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Peng Fan According to SD spec, for sd card power reset operation, the sd card supply voltage needs to be lower than 0.5v and keep over 1ms, otherwise, next time power back the sd card supply voltage to 3.3v, sd card can't support SD3.0 mode again. This patch add the off-on-delay-us, make sure the sd power reset behavior is align with the specification. Without this patch, when do quick system suspend/resume test, some sd card can't work at SD3.0 mode after system resume back. Signed-off-by: Peng Fan --- arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi index 261c36540079..2b4395854283 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi @@ -36,6 +36,7 @@ reg_usdhc2_vmmc: regulator-usdhc2 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>; + off-on-delay-us = <12000>; enable-active-high; }; -- 2.37.1