Commit 66dd99c2 authored Apr 23, 2018 by Michal Simek Committed by Greg Kroah-Hartman Apr 23, 2018

tty: serial: xuartps: Setup early console when uartclk is also passed



Baudrate calculation depends on requested baudrate and uart clock.
This patch is checking that uartclk is also passed.

The same logic is used 8250_early.c/init_port function.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 903f9db1

drivers/tty/serial/xilinx_uartps.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1181,7 +1181,7 @@ static int __init cdns_early_console_setup(struct earlycon_device *device,
		/* only set baud if specified on command line - otherwise
		* assume it has been initialized by a boot loader.
		*/
		if (device->baud) {
		if (port->uartclk && device->baud) {
		u32 cd = 0, bdiv = 0;
		u32 mr;
		int div8;