serial: 8250_pericom: Re-enable higher baud rates

Add UPF_MAGIC_MULTIPLIER to the port flags since there is now
range checking in serial8250_get_baud_rate() in 8250_port.c.

Signed-off-by: Jay Dolan <jay.dolan@accesio.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211122133512.8947-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jay Dolan 2021-11-22 15:35:11 +02:00 committed by Greg Kroah-Hartman
parent fcfd3c09f4
commit b4ccaf5aa2

View File

@ -117,7 +117,7 @@ static int pericom8250_probe(struct pci_dev *pdev, const struct pci_device_id *i
uart.port.private_data = pericom;
uart.port.iotype = UPIO_PORT;
uart.port.uartclk = 921600 * 16;
uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ | UPF_MAGIC_MULTIPLIER;
uart.port.set_divisor = pericom_do_set_divisor;
for (i = 0; i < nr && i < maxnr; i++) {
unsigned int offset = (i == 3 && nr == 4) ? 0x38 : i * 0x8;