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authorJagan Teki <jagan@amarulasolutions.com>2018-01-11 13:21:58 +0530
committerJagan Teki <jagan@amarulasolutions.com>2018-03-19 15:37:20 +0530
commit71d9edf47af32b9669e57de74c29016f512c3fe7 (patch)
tree434066cdeaf71bfc978eae6714abe93f39ba19cf /arch/arm/mach-sunxi
parent2aa697a494d591e4358b2b30b05effe08a2370e9 (diff)
sunxi: Add SUN6I_P2WI kconfig entry
Add simple and meaningful kconfig option for p2wi.c instead of using MACH type on Makefile. Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Diffstat (limited to 'arch/arm/mach-sunxi')
-rw-r--r--arch/arm/mach-sunxi/Kconfig12
-rw-r--r--arch/arm/mach-sunxi/Makefile2
2 files changed, 13 insertions, 1 deletions
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index dd1cf016ea..81573819e9 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -6,6 +6,17 @@ config SPL_LDSCRIPT
config IDENT_STRING
default " Allwinner Technology"
+config SUN6I_P2WI
+ bool "Allwinner sun6i internal P2WI controller"
+ help
+ If you say yes to this option, support will be included for the
+ P2WI (Push/Pull 2 Wire Interface) controller embedded in some sunxi
+ SOCs.
+ The P2WI looks like an SMBus controller (which supports only byte
+ accesses), except that it only supports one slave device.
+ This interface is used to connect to specific PMIC devices (like the
+ AXP221).
+
config SUN6I_PRCM
bool
help
@@ -94,6 +105,7 @@ config MACH_SUN6I
select CPU_V7_HAS_NONSEC
select CPU_V7_HAS_VIRT
select ARCH_SUPPORT_PSCI
+ select SUN6I_P2WI
select SUN6I_PRCM
select SUNXI_GEN_SUN6I
select SUPPORT_SPL
diff --git a/arch/arm/mach-sunxi/Makefile b/arch/arm/mach-sunxi/Makefile
index 9713fd5a29..1284b0e80c 100644
--- a/arch/arm/mach-sunxi/Makefile
+++ b/arch/arm/mach-sunxi/Makefile
@@ -16,10 +16,10 @@ obj-y += pinmux.o
ifndef CONFIG_MACH_SUN9I
obj-y += usb_phy.o
endif
+obj-$(CONFIG_SUN6I_P2WI) += p2wi.o
obj-$(CONFIG_SUN6I_PRCM) += prcm.o
obj-$(CONFIG_MACH_SUN8I) += prcm.o
obj-$(CONFIG_MACH_SUN9I) += prcm.o
-obj-$(CONFIG_MACH_SUN6I) += p2wi.o
obj-$(CONFIG_MACH_SUN8I) += rsb.o
obj-$(CONFIG_MACH_SUN9I) += rsb.o
obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o