dts: ite: it8xxx2: Add pinctrl extend setting of CEC alternate function

Add pinctrl extend setting of CEC alternate function.

Signed-off-by: Tim Lin <tim2.lin@ite.corp-partner.google.com>

dts/riscv/ite/it81xx2.dtsi

@@ -167,10 +167,10 @@
 					 NO_FUNC NO_FUNC 0xf016f1 0xf016f1>;
 			func3-en-mask = <0       0       0x02     0x02
 					 0       0       0x10     0x10    >;
-			func4-gcr =     <NO_FUNC NO_FUNC 0xf02046 0xf02046
-					 NO_FUNC NO_FUNC NO_FUNC  NO_FUNC >;
-			func4-en-mask = <0       0       0x40     0x40
-					 0       0       0        0       >;
+			func4-gcr =     <0xf016f7 NO_FUNC 0xf02046 0xf02046
+					 NO_FUNC  NO_FUNC NO_FUNC  NO_FUNC >;
+			func4-en-mask = <0x20     0       0x40     0x40
+					 0        0       0        0       >;
 			volt-sel =      <0xf016d4 0xf016d4 0xf016e5 0xf016e5
 					 0xf016e5 0xf016e6 0xf016e6 0xf016e6>;
 			volt-sel-mask = <0x10     0x20     0x04     0x02

dts/riscv/ite/it82xx2.dtsi

@@ -561,10 +561,10 @@
 					 NO_FUNC  NO_FUNC  0xf03e11 NO_FUNC>;
 			func3-en-mask = <0x04     0x08     0x02     0x02
 					 0        0        0x10     0      >;
-			func4-gcr =     <NO_FUNC NO_FUNC   NO_FUNC  NO_FUNC
-					 NO_FUNC NO_FUNC   NO_FUNC  NO_FUNC>;
-			func4-en-mask = <0       0         0        0
-					 0       0         0        0      >;
+			func4-gcr =     <0xf03e17 NO_FUNC  NO_FUNC  NO_FUNC
+					 NO_FUNC  NO_FUNC  NO_FUNC  NO_FUNC>;
+			func4-en-mask = <BIT(5)   0        0        0
+					 0        0        0        0      >;
 			volt-sel =      <0xf0164d 0xf0164d 0xf0164d 0xf0164d
 					 0xf0164d 0xf0164d 0xf0164d 0xf0164d>;
 			volt-sel-mask = <BIT(0)   BIT(1)   BIT(2)   BIT(3)

dts/riscv/ite/it8xxx2-pinctrl-map.dtsi

@@ -45,6 +45,15 @@
 		pinmuxs = <&pinctrll 3 IT8XXX2_ALT_FUNC_1>;
 	};
 
+	/* CEC alternate function */
+	cec_gpf0_default: cec_gpf0_default {
+		pinmuxs = <&pinctrlf 0 IT8XXX2_ALT_FUNC_4>;
+	};
+
+	cec_gpf0_sleep: cec_gpf0_sleep {
+		pinmuxs = <&pinctrlf 0 IT8XXX2_ALT_DEFAULT>;
+	};
+
 	/* I2C alternate function */
 	i2c0_clk_gpb3_default: i2c0_clk_gpb3_default {
 		pinmuxs = <&pinctrlb 3 IT8XXX2_ALT_FUNC_1>;