From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754087AbcFPXff (ORCPT ); Thu, 16 Jun 2016 19:35:35 -0400 Received: from gloria.sntech.de ([95.129.55.99]:50350 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751711AbcFPXfe (ORCPT ); Thu, 16 Jun 2016 19:35:34 -0400 From: Heiko Stuebner To: Brian Norris Cc: Kishon Vijay Abraham I , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Doug Anderson , Shawn Lin , linux-arm-kernel@lists.infradead.org, Brian Norris Subject: Re: [PATCH 1/4] phy: rockchip-emmc: give DLL some extra time to be ready Date: Fri, 17 Jun 2016 01:35:28 +0200 Message-ID: <2019301.c5hsQIZXPF@phil> User-Agent: KMail/4.14.10 (Linux/4.3.0-1-amd64; KDE/4.14.14; x86_64; ; ) In-Reply-To: <1463092986-61777-1-git-send-email-briannorris@chromium.org> References: <1463092986-61777-1-git-send-email-briannorris@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Donnerstag, 12. Mai 2016, 15:43:03 schrieb Brian Norris: > From: Shawn Lin > > According to the databook, 10.2us is the max time for dll to be ready to > work. However in testing, some chips need 20us for dll to be ready. This > patch adds some extra margin for dllrdy to be ready, fixing our > -ETIMEDOUT issues. > > Signed-off-by: Shawn Lin > Signed-off-by: Brian Norris haven't looked to deep into the emmc-phy block, but on my rk3399-evb board the emmc still runs nicely with this patch, so Tested-by: Heiko Stuebner