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isa: Remove ISA_BUS_API selection for ISA_BUS

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ISA_BUS_API is selected by drivers themselves when necessary. The
ISA_BUS Kconfig option is now simply a mask for true ISA device drivers
and relevant configuration. For now, the ISA_BUS Kconfig option is only
available for X86, but may be added for other arch builds in the future
if the need arises.

Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
William Breathitt Gray 2017-12-29 15:14:46 -05:00 committed by Linus Walleij
parent 35decc803c
commit 17a2a129b3
1 changed files with 6 additions and 4 deletions
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10
arch/x86/Kconfig
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@ -2635,11 +2635,13 @@ config PCI_CNB20LE_QUIRK
source "drivers/pci/Kconfig"
config ISA_BUS
bool "ISA-style bus support on modern systems" if EXPERT
select ISA_BUS_API
bool "ISA bus support on modern systems" if EXPERT
help
Enables ISA-style drivers on modern systems. This is necessary to
support PC/104 devices on X86_64 platforms.
Expose ISA bus device drivers and options available for selection and
configuration. Enable this option if your target machine has an ISA
bus. ISA is an older system, displaced by PCI and newer bus
architectures -- if your target machine is modern, it probably does
not have an ISA bus.
If unsure, say N.