[PATCH] serial: 8250: of: Fix the driver and actually compile the 8250_of
arnd at arndb.de
Fri Dec 18 04:52:33 PST 2015
On Friday 18 December 2015 14:43:32 Peter Ujfalusi wrote:
> The 8250_of never compiled since in the Kconfig we have SERIAL_OF_PLATFORM
> but in the makefile we expect to have SERIAL_8250_OF...
> In the Kconfig keep the SERIAL_OF_PLATFORM for compatibility reasons and
> let it select the SERIAL_8250_OF. Later we can replace the
> SERIAL_OF_PLATFORM use in defconfigs to SERIAL_8250_OF.
> When the 8250_of.c is actually compiled we will have two errors:
> missing linux/nwpserial.h and 8250/8250.h.
> Fix those as well at the same time when enable the compilation of the
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
> Fixes: afd7f88f1577 ("serial: 8250: move of_serial code to 8250 directory")
> CC: Arnd Bergmann <arnd at arndb.de>
Thanks for the report. Indeed this could not have worked.
> diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig
> index b03cb5175113..01f24613b0e6 100644
> --- a/drivers/tty/serial/8250/Kconfig
> +++ b/drivers/tty/serial/8250/Kconfig
> @@ -379,6 +379,11 @@ config SERIAL_8250_MID
> Intel platforms.
> config SERIAL_OF_PLATFORM
> + tristate
> + depends on SERIAL_8250 && OF
> + select SERIAL_8250_OF
> +config SERIAL_8250_OF
> tristate "Devicetree based probing for 8250 ports"
> depends on SERIAL_8250 && OF
This will still require changing all the defconfigs, as SERIAL_OF_PLATFORM
is a silent option now. I think it's better to change the Makefile and
leave the slightly odd Kconfig symbol name.
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