On Thu, May 13, 2021 at 12:25 AM Maximilian Luz <luzmaximilian@xxxxxxxxx> wrote:
>
> Add device HID AMDI0022 to the AMD UART controller driver match table
> and create a platform device for it. This controller can be found on
> Microsoft Surface Laptop 4 devices and seems similar enough that we can
> just copy the existing AMDI0020 entries.
>
> Cc: <stable@xxxxxxxxxxxxxxx> # 5.10+
> Tested-by: Sachi King <nakato@xxxxxxxxx>
> Signed-off-by: Maximilian Luz <luzmaximilian@xxxxxxxxx>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
or please let me know if this needs to go in through ACPI (I'm
assuming that it doesn't).
> ---
> drivers/acpi/acpi_apd.c | 1 +
> drivers/tty/serial/8250/8250_dw.c | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
> index 0ec5b3f69112..6e02448d15d9 100644
> --- a/drivers/acpi/acpi_apd.c
> +++ b/drivers/acpi/acpi_apd.c
> @@ -226,6 +226,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
> { "AMDI0010", APD_ADDR(wt_i2c_desc) },
> { "AMD0020", APD_ADDR(cz_uart_desc) },
> { "AMDI0020", APD_ADDR(cz_uart_desc) },
> + { "AMDI0022", APD_ADDR(cz_uart_desc) },
> { "AMD0030", },
> { "AMD0040", APD_ADDR(fch_misc_desc)},
> { "HYGO0010", APD_ADDR(wt_i2c_desc) },
> diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
> index 9e204f9b799a..a3a0154da567 100644
> --- a/drivers/tty/serial/8250/8250_dw.c
> +++ b/drivers/tty/serial/8250/8250_dw.c
> @@ -714,6 +714,7 @@ static const struct acpi_device_id dw8250_acpi_match[] = {
> { "APMC0D08", 0},
> { "AMD0020", 0 },
> { "AMDI0020", 0 },
> + { "AMDI0022", 0 },
> { "BRCM2032", 0 },
> { "HISI0031", 0 },
> { },
> --
