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tty: serial: meson: add independent uart_data for A1 SoC family

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Implement separate uart_data to ensure proper devname value for the A1
SoC family. Use 'ttyS' devname, as required by the A1 architecture,
instead of the legacy gx architecture.

Signed-off-by: Dmitry Rokosov <ddrokosov@sberdevices.ru>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230705181833.16137-6-ddrokosov@sberdevices.ru
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dmitry Rokosov 2023-07-05 21:18:31 +03:00 committed by Greg Kroah-Hartman
parent bd86980b51
commit 5651f65709
1 changed files with 9 additions and 0 deletions
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9
drivers/tty/serial/meson_uart.c
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@ -818,6 +818,11 @@ static struct meson_uart_data meson_g12a_uart_data = {
.has_xtal_div2 = true,
};
static struct meson_uart_data meson_a1_uart_data = {
.uart_driver = &MESON_UART_DRIVER(ttyS),
.has_xtal_div2 = false,
};
static struct meson_uart_data meson_s4_uart_data = {
.uart_driver = &MESON_UART_DRIVER(ttyS),
.has_xtal_div2 = true,
@ -836,6 +841,10 @@ static const struct of_device_id meson_uart_dt_match[] = {
.compatible = "amlogic,meson-s4-uart",
.data = (void *)&meson_s4_uart_data,
},
{
.compatible = "amlogic,meson-a1-uart",
.data = (void *)&meson_a1_uart_data,
},
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, meson_uart_dt_match);