Re: [RFC v2 3/4] i2c: mux: demux-pinctrl: add driver

2016-01-06 Thread Rob Herring
On Wed, Jan 6, 2016 at 7:51 AM, Wolfram Sang wrote: > From: Wolfram Sang > > This driver allows an I2C bus to switch between multiple masters. This > is not hot-swichting because connected I2C slaves will be > re-instantiated. It is meant to select the best I2C core at runtime once > the task is

Re: [RFC v2 3/4] i2c: mux: demux-pinctrl: add driver

2016-01-06 Thread Geert Uytterhoeven
Hi Wolfram, On Wed, Jan 6, 2016 at 2:51 PM, Wolfram Sang wrote: > From: Wolfram Sang > > This driver allows an I2C bus to switch between multiple masters. This > is not hot-swichting because connected I2C slaves will be switching > re-instantiated. It is meant to select the best I2C core at ru

[RFC v2 3/4] i2c: mux: demux-pinctrl: add driver

2016-01-06 Thread Wolfram Sang
From: Wolfram Sang This driver allows an I2C bus to switch between multiple masters. This is not hot-swichting because connected I2C slaves will be re-instantiated. It is meant to select the best I2C core at runtime once the task is known. Example: Prefer i2c-gpio over another I2C core because of