Re: [PATCH v3] i2c: tegra: Create i2c_writesl_vi() to use with VI I2C for filling TX FIFO

From: Thierry Reding
Date: Fri Jan 15 2021 - 10:58:43 EST


On Tue, Jan 12, 2021 at 11:02:41AM -0800, Sowjanya Komatineni wrote:
> VI I2C controller has known hardware bug where immediate multiple
> writes to TX_FIFO register gets stuck.
>
> Recommended software work around is to read I2C register after
> each write to TX_FIFO register to flush out the data.
>
> This patch implements this work around for VI I2C controller.
>
> Signed-off-by: Sowjanya Komatineni <skomatineni@xxxxxxxxxx>
> ---
> drivers/i2c/busses/i2c-tegra.c | 22 +++++++++++++++++++++-
> 1 file changed, 21 insertions(+), 1 deletion(-)

Acked-by: Thierry Reding <treding@xxxxxxxxxx>

Attachment: signature.asc
Description: PGP signature