From mboxrd@z Thu Jan 1 00:00:00 1970 From: Grant Likely Subject: Re: [PATCH v4] i2c: exynos5: add High Speed I2C controller driver Date: Fri, 08 Feb 2013 13:16:08 +0000 Message-ID: <20130208131608.378063E2B73@localhost> References: <1354021236-28596-2-git-send-email-ch.naveen@samsung.com> <1359734084-10594-1-git-send-email-ch.naveen@samsung.com> Return-path: In-Reply-To: <1359734084-10594-1-git-send-email-ch.naveen@samsung.com> Sender: linux-kernel-owner@vger.kernel.org To: Naveen Krishna Chatradhi , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: w.sang@pengutronix.de, khali@linux-fr.org, ben-linux@fluff.org, devicetree-discuss@lists.ozlabs.org, sjg@chromium.org, grundler@chromium.org, naveenkrishna.ch@gmail.com, broonie@opensource.wolfsonmicro.com List-Id: linux-i2c@vger.kernel.org On Fri, 01 Feb 2013 21:24:44 +0530, Naveen Krishna Chatradhi wrote: > Adds support for High Speed I2C driver found in Exynos5 and later > SoCs from Samsung. This driver currently supports Auto mode. > > Driver only supports Device Tree method. > Note: Added debugfs support for registers view, not tested. > > Signed-off-by: Taekgyun Ko > Signed-off-by: Naveen Krishna Chatradhi > --- > Help please, > > Usual reads and writes are happening. But, when i try doing > i2cdetect -y 0 0x10 0x59; It throws me continous interrupts at 0x1a > i2cdetect -y 0 0x50 0x64; It throws me continous interrupts at 0x63 > > There are eeproms from 0x50 till 0x58 > wm8994 codec at 0x1a > > Kindly, can anyone explain this behaviour. > > drivers/i2c/busses/Kconfig | 7 + > drivers/i2c/busses/Makefile | 1 + > drivers/i2c/busses/i2c-exynos5.c | 754 ++++++++++++++++++++++++++++++++++++++ Don't forget you need to document the new compatible string in Documentation/devicetree/bindings/i2c. That should be part of this patch. g.