STiH410: Add STi pinctrl driver

Add STMicroelectronics STiH410 pinctrl driver

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index efcb4c0..0c832e1 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -175,6 +175,16 @@
 	  by a device tree node which contains both GPIO defintion and pin control
 	  functions.
 
+config PINCTRL_STI
+	bool "STMicroelectronics STi pin-control and pin-mux driver"
+	depends on DM && ARCH_STI
+	default y
+	help
+	  Support pin multiplexing control on STMicrolectronics STi SoCs.
+	  The driver is controlled by a device tree node which contains both
+	  the GPIO definitions and pin control functions for each available multiplex
+	  function.
+
 endif
 
 source "drivers/pinctrl/meson/Kconfig"