From mboxrd@z Thu Jan 1 00:00:00 1970 From: swarren@wwwdotorg.org (Stephen Warren) Date: Wed, 28 Oct 2015 22:10:53 -0600 Subject: [PATCH 3/4] i2c: added I2C_AQ_NO_CLK_STRETCH to i2c-bcm2835.c In-Reply-To: <1445976718-7449-3-git-send-email-nicola@corna.info> References: <1445976718-7449-1-git-send-email-nicola@corna.info> <1445976718-7449-3-git-send-email-nicola@corna.info> Message-ID: <56319C4D.9020807@wwwdotorg.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 10/27/2015 02:11 PM, Nicola Corna wrote: > As reported here > http://www.advamation.com/knowhow/raspberrypi/rpi-i2c-bug.html > the BCM2835 has a bug in its i2c implementation which prevents a correct > clock stretching. I was going to ask for some more official confirmation of this bug (e.g. update to BCM2835_Peripherals.pdf), but it looks like it's already been confirmed; check Gert van Loo's responses at: https://www.raspberrypi.org/forums/viewtopic.php?p=146272 It might be useful to add this link into the patch description.