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serial: 8250_dw: Add device HID for AMDI0021 AMD UART controller

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This ID is found on AMD V1202B.
Like the AMDI0022 [1] this one works with the same match and the existing driver.
Tested with a loopback cable.

[1] commit 3c35d2a960 ("serial: 8250_dw: Add device HID for new AMD UART controller")

Signed-off-by: Steffen Dirkwinkel <s.dirkwinkel@beckhoff.com>
Link: https://git.kernel.org/torvalds/c/3c35d2a960c0 [1]
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Link: https://patch.msgid.link/20260813-b4-raven-ridge-uart-v1-1-fae442416ba1@beckhoff.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Steffen Dirkwinkel 2026-08-13 20:37:05 +02:00 committed by Greg Kroah-Hartman
parent 456ce32b60
commit 22a4e56a37
2 changed files with 2 additions and 0 deletions
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1
drivers/acpi/acpi_apd.c
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@ -256,6 +256,7 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
{ "AMDI0015", APD_ADDR(wt_i3c_desc) },
{ "AMDI0019", APD_ADDR(wt_i2c_desc) },
{ "AMDI0020", APD_ADDR(cz_uart_desc) },
{ "AMDI0021", APD_ADDR(cz_uart_desc) },
{ "AMDI0022", APD_ADDR(cz_uart_desc) },
{ "HYGO0010", APD_ADDR(wt_i2c_desc) },
#endif

1
drivers/tty/serial/8250/8250_dw.c
View File

@ -910,6 +910,7 @@ static const struct acpi_device_id dw8250_acpi_match[] = {
{ "8086228A", (kernel_ulong_t)&dw8250_dw_apb },
{ "AMD0020", (kernel_ulong_t)&dw8250_dw_apb },
{ "AMDI0020", (kernel_ulong_t)&dw8250_dw_apb },
{ "AMDI0021", (kernel_ulong_t)&dw8250_dw_apb },
{ "AMDI0022", (kernel_ulong_t)&dw8250_dw_apb },
{ "APMC0D08", (kernel_ulong_t)&dw8250_apmc0d08 },
{ "BRCM2032", (kernel_ulong_t)&dw8250_dw_apb },