In PCI configuration table, there are 1, 4, 8 ports for 921600 BAR 2 except 2 ports. This patch adds 2 ports PCI configuration for 921600 BAR 2. Signed-off-by: Crescent Hsieh <crescentcy.hsieh@xxxxxxxx> --- drivers/tty/serial/8250/8250_pci.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 4e88ee07e548..4964cb9ccaa0 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -3043,6 +3043,7 @@ enum pci_board_num_t { pbn_b2_16_460800, pbn_b2_1_921600, + pbn_b2_2_921600, pbn_b2_4_921600, pbn_b2_8_921600, @@ -3462,6 +3463,12 @@ static struct pciserial_board pci_boards[] = { .base_baud = 921600, .uart_offset = 8, }, + [pbn_b2_2_921600] = { + .flags = FL_BASE2, + .num_ports = 2, + .base_baud = 921600, + .uart_offset = 8, + }, [pbn_b2_4_921600] = { .flags = FL_BASE2, .num_ports = 4, -- 2.34.1