ARM64: dts: meson-gxl: Add missing pinctrl pins groups

Add pinctrl pins nodes following the additions of missing pins in the pinctrl
driver.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

arch/arm64/boot/dts/amlogic/meson-gxl.dtsi

@@ -103,6 +103,13 @@ mux {
 			};
 		};
 
+		uart_ao_b_0_1_pins: uart_ao_b_0_1 {
+			mux {
+				groups = "uart_tx_ao_b_0", "uart_rx_ao_b_1";
+				function = "uart_ao_b";
+			};
+		};
+
 		uart_ao_b_cts_rts_pins: uart_ao_b_cts_rts {
 			mux {
 				groups = "uart_cts_ao_b",
@@ -118,6 +125,14 @@ mux {
 			};
 		};
 
+		i2c_ao_pins: i2c_ao {
+			mux {
+				groups = "i2c_sck_ao",
+				       "i2c_sda_ao";
+				function = "i2c_ao";
+			};
+		};
+
 		pwm_ao_a_3_pins: pwm_ao_a_3 {
 			mux {
 				groups = "pwm_ao_a_3";
@@ -138,6 +153,13 @@ mux {
 				function = "pwm_ao_b";
 			};
 		};
+
+		pwm_ao_b_6_pins: pwm_ao_b_6 {
+			mux {
+				groups = "pwm_ao_b_6";
+				function = "pwm_ao_b";
+			};
+		};
 	};
 };
 
@@ -168,6 +190,16 @@ mux {
 			};
 		};
 
+		nor_pins: nor {
+			mux {
+				groups = "nor_d",
+				       "nor_q",
+				       "nor_c",
+				       "nor_cs";
+				function = "nor";
+			};
+		};
+
 		sdcard_pins: sdcard {
 			mux {
 				groups = "sdcard_d0",