Add gpio pin configuration to be used with stm32g0 typec controller. Define
the PI2 to enable internal pull-up on stm32mp13, used as interrupt pin on
stm32mp135f-dk board.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
---
 arch/arm/boot/dts/stm32mp13-pinctrl.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
index efdd163eba30..5c85c9fc583c 100644
--- a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
@@ -165,6 +165,13 @@ pins {
 		};
 	};
 
+	stm32g0_intn_pins_a: stm32g0-intn-0 {
+		pins {
+			pinmux = <STM32_PINMUX('I', 2, GPIO)>;
+			bias-pull-up;
+		};
+	};
+
 	uart4_pins_a: uart4-0 {
 		pins1 {
 			pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */
-- 
2.25.1