Re: [PATCH v2 09/13] tty: serial: atmel: Define BRSRCCK bitmask of UART IP's Mode Register

From: Ilpo Järvinen
Date: Wed Sep 07 2022 - 05:25:13 EST


On Tue, 6 Sep 2022, Sergiu Moga wrote:

> Add definitions for the Baud Rate Source Clock bitmask of the
> Mode Register of UART IP's and its bitfields.
>
> Signed-off-by: Sergiu Moga <sergiu.moga@xxxxxxxxxxxxx>
> ---
>
>
>
> v1 -> v2:
> - Nothing, this patch was not here before
>
>
>
> drivers/tty/serial/atmel_serial.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/tty/serial/atmel_serial.h b/drivers/tty/serial/atmel_serial.h
> index 70d0611e56fd..ed64035ba6c3 100644
> --- a/drivers/tty/serial/atmel_serial.h
> +++ b/drivers/tty/serial/atmel_serial.h
> @@ -68,6 +68,9 @@
> #define ATMEL_US_NBSTOP_1 (0 << 12)
> #define ATMEL_US_NBSTOP_1_5 (1 << 12)
> #define ATMEL_US_NBSTOP_2 (2 << 12)
> +#define ATMEL_UA_BRSRCCK GENMASK(13, 12) /* Clock Selection for UART */
> +#define ATMEL_UA_BRSRCCK_PERIPH_CLK (0 << 12)
> +#define ATMEL_UA_BRSRCCK_GCLK (1 << 12)

FIELD_PREP(ATMEL_UA_BRSRCCK, ...)

> #define ATMEL_US_CHMODE GENMASK(15, 14) /* Channel Mode */
> #define ATMEL_US_CHMODE_NORMAL (0 << 14)
> #define ATMEL_US_CHMODE_ECHO (1 << 14)
>

--
i.