pinctrl: hide subsystem from the populace

Machines that have embedded pin controllers need to select them
explicitly, so why broadcast their config options to menuconfig.
We provide a helpful submenu for those machines that do select
it, making it possible to enable debugging for example.

Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 7 insertions, 15 deletions

diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index ef566443f945..e17e2f8001d2 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -2,23 +2,17 @@
 # PINCTRL infrastructure and drivers
 #
 
-menuconfig PINCTRL
-        bool "PINCTRL Support"
+config PINCTRL
+        bool
         depends on EXPERIMENTAL
-        help
-          This enables the PINCTRL subsystem for controlling pins
-          on chip packages, for example multiplexing pins on primarily
-          PGA and BGA packages for systems on chip.
-
-          If unsure, say N.
 
 if PINCTRL
 
+menu "Pin controllers"
+        depends on PINCTRL
+
 config PINMUX
         bool "Support pinmux controllers"
-        help
-          Say Y here if you want the pincontrol subsystem to handle pin
-          multiplexing drivers.
 
 config DEBUG_PINCTRL
         bool "Debug PINCTRL calls"
@@ -30,14 +24,12 @@ config PINMUX_SIRF
         bool "CSR SiRFprimaII pinmux driver"
         depends on ARCH_PRIMA2
         select PINMUX
-        help
-          Say Y here to enable the SiRFprimaII pinmux driver
 
 config PINMUX_U300
         bool "U300 pinmux driver"
         depends on ARCH_U300
         select PINMUX
-        help
-          Say Y here to enable the U300 pinmux driver
+
+endmenu
 
 endif