From mboxrd@z Thu Jan 1 00:00:00 1970 From: wsa@the-dreams.de (Wolfram Sang) Date: Wed, 3 Jun 2015 02:33:41 +0900 Subject: [PATCH 05/12] i2c: pxa: Add bus reset functionality In-Reply-To: <1432818224-17070-6-git-send-email-vaibhav.hiremath@linaro.org> References: <1432818224-17070-1-git-send-email-vaibhav.hiremath@linaro.org> <1432818224-17070-6-git-send-email-vaibhav.hiremath@linaro.org> Message-ID: <20150602173341.GA1494@katana> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org > Since there is some problematic i2c slave devices on some > platforms such as dkb (sometimes), it will drop down sda > and make i2c bus hang, at that time, it need to config > scl/sda into gpio to simulate "stop" sequence to recover > i2c bus, so add this interface. Please note that the i2c core has a bus recovery infrastructure. Search i2c.h for struct i2c_bus_recovery_info. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: