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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 173CCC433F5 for ; Tue, 10 May 2022 12:09:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241149AbiEJMNq convert rfc822-to-8bit (ORCPT ); Tue, 10 May 2022 08:13:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230469AbiEJMNp (ORCPT ); Tue, 10 May 2022 08:13:45 -0400 Received: from mail3.swissbit.com (mail3.swissbit.com [176.95.1.57]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B8C672992D6 for ; Tue, 10 May 2022 05:09:47 -0700 (PDT) Received: from mail3.swissbit.com (localhost [127.0.0.1]) by DDEI (Postfix) with ESMTP id F0D5C462BA8; Tue, 10 May 2022 14:09:45 +0200 (CEST) Received: from mail3.swissbit.com (localhost [127.0.0.1]) by DDEI (Postfix) with ESMTP id D6C0146080C; Tue, 10 May 2022 14:09:45 +0200 (CEST) X-TM-AS-ERS: 10.149.2.84-127.5.254.253 X-TM-AS-SMTP: 1.0 ZXguc3dpc3NiaXQuY29t Y2xvZWhsZUBoeXBlcnN0b25lLmNvbQ== X-DDEI-TLS-USAGE: Used Received: from ex.swissbit.com (SBDEEX02.sbitdom.lan [10.149.2.84]) by mail3.swissbit.com (Postfix) with ESMTPS; Tue, 10 May 2022 14:09:45 +0200 (CEST) Received: from sbdeex02.sbitdom.lan (10.149.2.84) by sbdeex02.sbitdom.lan (10.149.2.84) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Tue, 10 May 2022 14:09:45 +0200 Received: from sbdeex02.sbitdom.lan ([fe80::e0eb:ade8:2d90:1f74]) by sbdeex02.sbitdom.lan ([fe80::e0eb:ade8:2d90:1f74%8]) with mapi id 15.02.0986.022; Tue, 10 May 2022 14:09:45 +0200 From: =?iso-8859-1?Q?Christian_L=F6hle?= To: Greg Kroah-Hartman , Ulf Hansson CC: Ricky WU , "stable@vger.kernel.org" Subject: Re: [PATCH] mmc: rtsx: add 74 Clocks in power on flow Thread-Topic: [PATCH] mmc: rtsx: add 74 Clocks in power on flow Thread-Index: AQHYZGZMhUjOTqWzAEqaagAoxS9rFq0YBIBB Date: Tue, 10 May 2022 12:09:45 +0000 Message-ID: References: <64c6a1e0131e4084960864d1f4a9f961@hyperstone.com> In-Reply-To: <64c6a1e0131e4084960864d1f4a9f961@hyperstone.com> Accept-Language: en-US, de-DE Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.153.3.143] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-TMASE-Version: DDEI-5.1-9.0.1002-26884.007 X-TMASE-Result: 10--5.410800-10.000000 X-TMASE-MatchedRID: mIinBA9F1pzUL3YCMmnG4pTQgFTHgkhZC/ExpXrHizyiC7BD4niBmAjJ lierVE/nFFUyXA+pUMjgxbc0qkj4Ua0L8k+oKf2MHPYwOJi6PLl9LQinZ4QefIFD/hZ+jeimX9v tXB+FEkUTEC0P9PvYRt0H8LFZNFG7bkV4e2xSge4V9XYGxy7Bw3lvZWqdImVHa6F7X0JhE5Isiu fPnOmiTxyFdNnda6Rv X-TMASE-SNAP-Result: 1.821001.0001-0-1-22:0,33:0,34:0-0 X-TMASE-INERTIA: 0-0;;;; X-TMASE-XGENCLOUD: 98a4cb63-8bc3-47da-ba21-d8234ae8e5a4-0-0-200-0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org >commit 1f311c94aabd ("mmc: rtsx: add 74 Clocks in power on flow") upstream. > >SD spec definition: >"Host provides at least 74 Clocks before issuing first command" >After 1ms for the voltage stable then start issuing the Clock signals > >if POWER STATE is >MMC_POWER_OFF to MMC_POWER_UP to issue Clock signal to card >MMC_POWER_UP to MMC_POWER_ON to stop issuing signal to card > >Signed-off-by: Ricky Wu >Signed-off-by: Ulf Hansson >Signed-off-by: Christian Loehle Based on 5.10.y, applies to all down to 4.9.y= Hyperstone GmbH | Reichenaustr. 39a | 78467 Konstanz Managing Director: Dr. Jan Peter Berns. Commercial register of local courts: Freiburg HRB381782