[PATCH v6 2/3] i2c: imx: Check for I2SR_IAL after every byte
Wolfram Sang
wsa at kernel.org
Sat Oct 10 07:09:27 EDT 2020
On Fri, Oct 09, 2020 at 01:03:19PM +0200, Christian Eggers wrote:
> Arbitration Lost (IAL) can happen after every single byte transfer. If
> arbitration is lost, the I2C hardware will autonomously switch from
> master mode to slave. If a transfer is not aborted in this state,
> consecutive transfers will not be executed by the hardware and will
> timeout.
>
> Signed-off-by: Christian Eggers <ceggers at arri.de>
> Tested (not extensively) on Vybrid VF500 (Toradex VF50):
> Tested-by: Krzysztof Kozlowski <krzk at kernel.org>
> Acked-by: Oleksij Rempel <o.rempel at pengutronix.de>
> Cc: stable at vger.kernel.org
Applied to for-next, thanks!
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