From mboxrd@z Thu Jan 1 00:00:00 1970 From: wsa@the-dreams.de (Wolfram Sang) Date: Thu, 22 Aug 2013 18:17:31 +0200 Subject: [PATCH v6 2/4] i2c-mv64xxx: Fix timing issue on Armada XP (errata FE-8471889) In-Reply-To: <1377181146-17341-2-git-send-email-gregory.clement@free-electrons.com> References: <1377181146-17341-1-git-send-email-gregory.clement@free-electrons.com> <1377181146-17341-2-git-send-email-gregory.clement@free-electrons.com> Message-ID: <20130822161730.GB31704@katana> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Aug 22, 2013 at 04:19:06PM +0200, Gregory CLEMENT wrote: > All the Armada XP (mv78230, mv78260 and mv78460) have a silicon issue > in the I2C controller which violate the i2c repeated start > timing. The I2C standard requires a minimum of 4.7us for the repeated > start condition whereas the I2C controller of the Armada XP this time > is 2.9us. > > So this patch adds a 5us delay for the start case only if the > the compatible i2c-mv78230 is set. > > Based on the initals patches from Zbigniew Bodek > > Signed-off-by: Gregory CLEMENT > Signed-off-by: Zbigniew Bodek Applied to for-next, thanks! -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: