[U-Boot] [PATCH 1/2] i2c: at91_i2c: Wait for TXRDY after sending the first byte

Heiko Schocher hs at denx.de
Thu Dec 7 08:26:21 UTC 2017


Hello Alan,

Am 29.11.2017 um 04:25 schrieb Alan Ott:
> The driver must wait for TXRDY after each byte is pushed into
> the i2c FIFO before pushing the next byte. Previously this was
> not done for the first byte, causing a race condition with zeros
> sometimes being sent for the next byte (which is typically the
> first actual data byte).
> 
> Signed-off-by: Alan Ott <alan at softiron.com>
> ---
>   drivers/i2c/at91_i2c.c | 2 ++
>   1 file changed, 2 insertions(+)

Thanks!

Reviewed-by: Heiko Schocher <hs at denx.de>

bye,
Heiko
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