[PATCH 2/4] i2c: stm32f7: recover the bus on access timeout

[Alain Volmat]

Hi Wolfram

On Mon, Nov 29, 2021 at 01:17:21PM +0100, Wolfram Sang wrote:
> 
> > +		stm32f7_i2c_wait_free_bus(i2c_dev);
> 
> This does only a controller reset, not a bus recovery with 9 toggling
> pulses, or?

indeed. I might better rework this and at the same time introduce the
bus recovery mechanism via the bus recovery callback in this driver.
Please don't merge this patch and I will rework that.