[RESEND PATCH v1 6/6] i2c: i2c-stm32f7: Implement I2C recovery mechanism

[Wolfram Sang]

On Mon, Mar 12, 2018 at 11:53:43AM +0100, Pierre-Yves MORDRET wrote:
> Feature prevents I2C lock-ups. Mechanism resets I2C state machine
> and releases SCL/SDA signals but preserves I2C registers.

Does it release SDA when held down by the slave? Because that is what
the recovery mechanism is for.

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