The console=uartXXXXX parameter is just an alias for earlycon=uartXXXX. This means it also accepts the uartclk parameter. Signed-off-by: Raul E Rangel <rrangel@xxxxxxxxxxxx> --- Documentation/admin-guide/kernel-parameters.txt | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index bc1036e73bc0b4..cd3d44db60457d 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -788,20 +788,16 @@ Documentation/networking/netconsole.rst for an alternative. - uart[8250],io,<addr>[,options] - uart[8250],mmio,<addr>[,options] - uart[8250],mmio16,<addr>[,options] - uart[8250],mmio32,<addr>[,options] + uart[8250],io,<addr>[,options[,uartclk]] + uart[8250],mmio,<addr>[,options[,uartclk]] + uart[8250],mmio16,<addr>[,options[,uartclk]] + uart[8250],mmio32,<addr>[,options[,uartclk]] uart[8250],0x<addr>[,options] Start an early, polled-mode console on the 8250/16550 UART at the specified I/O port or MMIO address, switching to the matching ttyS device later. - MMIO inter-register address stride is either 8-bit - (mmio), 16-bit (mmio16), or 32-bit (mmio32). - If none of [io|mmio|mmio16|mmio32], <addr> is assumed - to be equivalent to 'mmio'. 'options' are specified in - the same format described for ttyS above; if unspecified, - the h/w is not re-initialized. + + See the documentation for earlycon=uart hvc<n> Use the hypervisor console device <n>. This is for both Xen and PowerPC hypervisors. -- 2.46.0.662.g92d0881bb0-goog