[PATCH v2 4/7] tty: serial: meson: introduce separate uart_data for S4 SoC family

neil.armstrong at linaro.org neil.armstrong at linaro.org
Thu Jul 6 00:09:10 PDT 2023


On 05/07/2023 20:18, Dmitry Rokosov wrote:
> In order to use the correct devname value for the S4 SoC family, it
> is imperative that we implement separate uart_data. Unlike the legacy
> g12a architecture, the S4 architecture should employ the use of 'ttyS'
> devname.
> 
> Signed-off-by: Dmitry Rokosov <ddrokosov at sberdevices.ru>
> ---
>   drivers/tty/serial/meson_uart.c | 7 ++++++-
>   1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c
> index ad0748a10db7..6a63184b8091 100644
> --- a/drivers/tty/serial/meson_uart.c
> +++ b/drivers/tty/serial/meson_uart.c
> @@ -818,6 +818,11 @@ static struct meson_uart_data meson_g12a_uart_data = {
>   	.has_xtal_div2 = true,
>   };
>   
> +static struct meson_uart_data meson_s4_uart_data = {
> +	.uart_driver = &MESON_UART_DRIVER(ttyS),
> +	.has_xtal_div2 = true,
> +};
> +
>   static const struct of_device_id meson_uart_dt_match[] = {
>   	{ .compatible = "amlogic,meson6-uart" },
>   	{ .compatible = "amlogic,meson8-uart" },
> @@ -829,7 +834,7 @@ static const struct of_device_id meson_uart_dt_match[] = {
>   	},
>   	{
>   		.compatible = "amlogic,meson-s4-uart",
> -		.data = (void *)&meson_g12a_uart_data,
> +		.data = (void *)&meson_s4_uart_data,
>   	},
>   	{ /* sentinel */ },
>   };

With the real struct name:

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>



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