ARM: at91: add pinctrl support

This is also include the gpio controller as the IP share both.
Each soc will have to describe the SoC limitation and pin configuration via
DT.

This will allow to do not need to touch the C code when adding new SoC if the
IP version is supported.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 7bf914df6e91..4787f0e4597d 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -26,6 +26,15 @@ config DEBUG_PINCTRL
         help
           Say Y here to add some extra checks and diagnostics to PINCTRL calls.
 
+config PINCTRL_AT91
+        bool "AT91 pinctrl driver"
+        depends on OF
+        depends on ARCH_AT91
+        select PINMUX
+        select PINCONF
+        help
+          Say Y here to enable the at91 pinctrl driver
+
 config PINCTRL_BCM2835
         bool
         select PINMUX