On Fri, Oct 19, 2018 at 9:23 PM Russell King - ARM Linux <linux@xxxxxxxxxxxxxxx> wrote: > > index a68b34183107..b185794549be 100644 > > --- a/arch/arm/mach-pxa/Kconfig > > +++ b/arch/arm/mach-pxa/Kconfig > > @@ -125,7 +125,7 @@ config MACH_ARMCORE > > bool "CompuLab CM-X255/CM-X270 modules" > > select ARCH_HAS_DMA_SET_COHERENT_MASK if PCI > > select IWMMXT > > - select MIGHT_HAVE_PCI > > + select HAVE_PCI > > select NEED_MACH_IO_H if PCI > > select PXA25x > > select PXA27x > > This is wrong. "MIGHT_HAVE_PCI" is _not_ the same as "HAVE_PCI" - we > have a bunch of platforms that mandatorily have PCI and these select > PCI directly. "MIGHT_HAVE_PCI" controls the _visibility_ of the PCI > menu option, but does not prevent it being selected. Your patch will > cause Kconfig to complain for those which mandatorily have PCI but > do not set HAVE_PCI. Good catch! But, adding a bunch of 'select HAVE_PCI' along with 'select PCI' is ugly. Do you have any suggestion? How about letting CONFIG_ARM to select HAVE_PCI ? -- Best Regards Masahiro Yamada