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tty: serial: meson: Add a new compatible string for the G12A SoC

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Amlogic Meson G12A (and later) SoCs also have the "divide XTAL by 2" bit
as the S4 UART controllers. Add a new compatible string for these SoCs
and enable the has_xtal_div2 flag for them.

Tested-by: Christian Hewitt <christianshewitt@gmail.com>
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230307222651.2106615-3-martin.blumenstingl@googlemail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Blumenstingl 2023-03-07 23:26:50 +01:00 committed by Greg Kroah-Hartman
parent add5dfe87a
commit 804e6d6998
1 changed files with 6 additions and 2 deletions
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8
drivers/tty/serial/meson_uart.c
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@ -779,7 +779,7 @@ static int meson_uart_remove(struct platform_device *pdev)
return 0;
}
static struct meson_uart_data s4_uart_data = {
static struct meson_uart_data meson_g12a_uart_data = {
.has_xtal_div2 = true,
};
@ -788,9 +788,13 @@ static const struct of_device_id meson_uart_dt_match[] = {
{ .compatible = "amlogic,meson8-uart" },
{ .compatible = "amlogic,meson8b-uart" },
{ .compatible = "amlogic,meson-gx-uart" },
{
.compatible = "amlogic,meson-g12a-uart",
.data = (void *)&meson_g12a_uart_data,
},
{
.compatible = "amlogic,meson-s4-uart",
.data = (void *)&s4_uart_data,
.data = (void *)&meson_g12a_uart_data,
},
{ /* sentinel */ },
};