On 30/07/2021 16:49, Sam Protsenko wrote: > Add serial driver data for Exynos850 SoC. This driver data is basically > reusing EXYNOS_COMMON_SERIAL_DRV_DATA, which is common for all Exynos > chips, but also enables USI init, which was added in previous commit: > "tty: serial: samsung: Init USI to keep clocks running". > > Signed-off-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx> > --- > drivers/tty/serial/samsung_tty.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c > index 75ccbb08df4a..d059b516a0f4 100644 > --- a/drivers/tty/serial/samsung_tty.c > +++ b/drivers/tty/serial/samsung_tty.c > @@ -2814,11 +2814,19 @@ static struct s3c24xx_serial_drv_data exynos5433_serial_drv_data = { > .fifosize = { 64, 256, 16, 256 }, > }; > > +static struct s3c24xx_serial_drv_data exynos850_serial_drv_data = { > + EXYNOS_COMMON_SERIAL_DRV_DATA_USI(1), > + .fifosize = { 0, }, This does not look correct. You rely on samsung,uart-fifosize property but it is optional. Best regards, Krzysztof