[RFC 5/5] arm: dts: genmai: Add SCIF2 pin group

[Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>]

Add  TxD and RxD pin configuration for SCIF2 serial communication
interface on r7s72100 Genmai board.

Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
---
 arch/arm/boot/dts/r7s72100-genmai.dts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/r7s72100-genmai.dts b/arch/arm/boot/dts/r7s72100-genmai.dts
index 118a8e2..ea649c7 100644
--- a/arch/arm/boot/dts/r7s72100-genmai.dts
+++ b/arch/arm/boot/dts/r7s72100-genmai.dts
@@ -11,6 +11,7 @@
 
 /dts-v1/;
 #include "r7s72100.dtsi"
+#include "include/dt-bindings/pinctrl/pinctrl-renesas-rz.h"
 
 / {
 	model = "Genmai";
@@ -34,6 +35,18 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 	};
+
+};
+
+&pinctrl {
+	pinctrl-names = "default";
+	pinctrl-0 = <&scif2_pins>;
+
+	scif2_pins: serial2 {
+		/* P3_0 as TxD2; P3_2 as RxD2 */
+		renesas-rz,pins = <RZ_PIN(3, 0) ALTERNATE_FUNC_6>,
+				  <RZ_PIN(3, 2) ALTERNATE_FUNC_4>;
+	};
 };
 
 &extal_clk {
-- 
2.7.4

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