Messages in this thread | | | Date | Thu, 15 Nov 2018 17:16:56 -0800 | From | Guenter Roeck <> | Subject | Re: [PATCH] serial: 8250: Default SERIAL_OF_PLATFORM to SERIAL_8250 |
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On Thu, Nov 15, 2018 at 11:48:20AM -0800, Florian Fainelli wrote: > > OK, would you mind testing this below? It seems to me that 8250_of.c is > incompatible with arch/powerpc/kernel/legacy_serial.c and that is what > is causing the issue here. > > diff --git a/drivers/tty/serial/8250/Kconfig > b/drivers/tty/serial/8250/Kconfig > index d7737dca0e48..21cb14cbd34a 100644 > --- a/drivers/tty/serial/8250/Kconfig > +++ b/drivers/tty/serial/8250/Kconfig > @@ -483,7 +483,7 @@ config SERIAL_8250_PXA > > config SERIAL_OF_PLATFORM > tristate "Devicetree based probing for 8250 ports" > - depends on SERIAL_8250 && OF > + depends on SERIAL_8250 && OF && !(PPC && PPC_UDBG_16550) > default SERIAL_8250 > help > This option is used for all 8250 compatible serial ports that
44x/virtex5_defconfig has both PPC_UDBG_16550 and SERIAL_OF_PLATFORM enabled and fails to boot (or display anything on the console) with this patch applied.
Guenter
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