On 01/21/2018 04:27 AM, John Garry wrote: > diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig > index 57e011d..91debe4 100644 > --- a/drivers/bus/Kconfig > +++ b/drivers/bus/Kconfig > @@ -65,6 +65,14 @@ config BRCMSTB_GISB_ARB > arbiter. This driver provides timeout and target abort error handling > and internal bus master decoding. > > +config HISILICON_LPC > + bool "Support for ISA I/O space on Hisilicon hip06/7" > + depends on (ARM64 && (ARCH_HISI || COMPILE_TEST)) > + select INDIRECT_PIO > + help > + Driver needed for some legacy ISA devices attached to Low-Pin-Count > + on Hisilicon hip06/7 SoC. Hi, Why is this config symbol bool instead of tristate? thanks, -- ~Randy