Re: [PATCH v2 01/10] ARM: NUC900: Add nuc970 machine support

From: Arnd Bergmann
Date: Mon Jul 11 2016 - 12:02:16 EST


On Sunday, July 10, 2016 3:27:21 PM CEST Wan Zongshun wrote:
> +ifeq ($(CONFIG_SOC_NUC970),)
> obj-y := irq.o time.o mfp.o gpio.o clock.o
> obj-y += clksel.o dev.o cpu.o
> +endif
> # W90X900 CPU support files

When mfp.o is disabled like this, I get a link error in two drivers
using the exported interface:

ERROR: "mfp_set_groupg" [drivers/spi/spi-nuc900.ko] undefined!
ERROR: "mfp_set_groupi" [drivers/input/keyboard/w90p910_keypad.ko] undefined!

Any idea for a better migration strategy?

Arnd