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authorMichal Simek <michal.simek@xilinx.com>2018-04-23 11:18:11 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-04-25 14:56:12 +0200
commit700ad5531b9e90d5442867b389c92aa599e183e4 (patch)
tree17fa606995f34eb50877e919f00562b794a432ea /drivers/tty
parentc6964e93cac98c962f92bca5ae03272caf455df8 (diff)
serial: 8250_early: Setup divider when uartclk is passed
device->baud is always non zero value because it is checked already in early_serial8250_setup() before init_port is called. Signed-off-by: Michal Simek <michal.simek@xilinx.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/8250/8250_early.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c
index ae6a256524d8..5cd8c36c8fcc 100644
--- a/drivers/tty/serial/8250/8250_early.c
+++ b/drivers/tty/serial/8250/8250_early.c
@@ -122,7 +122,7 @@ static void __init init_port(struct earlycon_device *device)
serial8250_early_out(port, UART_FCR, 0); /* no fifo */
serial8250_early_out(port, UART_MCR, 0x3); /* DTR + RTS */
- if (port->uartclk && device->baud) {
+ if (port->uartclk) {
divisor = DIV_ROUND_CLOSEST(port->uartclk, 16 * device->baud);
c = serial8250_early_in(port, UART_LCR);
serial8250_early_out(port, UART_LCR, c | UART_LCR_DLAB);