arm64: dts: g12a: add default drive strength for i2c controllers

PD#165715: arm64: dts: g12a: add default drive strength for i2c controllers

Change-Id: I4d909e25d08fa29ac6ebdf756af76bef86bf0bf6
Signed-off-by: Jian Hu <jian.hu@amlogic.com>

arch/arm64/boot/dts/amlogic/mesong12a.dtsi

@@ -1769,6 +1769,7 @@
 			groups = "i2c_ao_sck",
 				"i2c_ao_sda";
 			function = "i2c_ao";
+			drive-strength = <2>;
 		};
 	};
 
@@ -1777,6 +1778,7 @@
 			groups = "i2c_ao_sck_e",
 				"i2c_ao_sda_e";
 			function = "i2c_ao";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2112,6 +2114,7 @@
 			groups = "i2c0_sda_c",
 				"i2c0_sck_c";
 			function = "i2c0";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2120,6 +2123,7 @@
 			groups = "i2c0_sda_z0",
 				"i2c0_sck_z1";
 			function = "i2c0";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2128,6 +2132,7 @@
 			groups = "i2c0_sda_z7",
 				"i2c0_sck_z8";
 			function = "i2c0";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2136,6 +2141,7 @@
 			groups = "i2c1_sda_x",
 				"i2c1_sck_x";
 			function = "i2c1";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2144,6 +2150,7 @@
 			groups = "i2c1_sda_h2",
 				"i2c1_sck_h3";
 			function = "i2c1";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2152,6 +2159,7 @@
 			groups = "i2c1_sda_h6",
 				"i2c1_sck_h7";
 			function = "i2c1";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2160,6 +2168,7 @@
 			groups = "i2c2_sda_x",
 				"i2c2_sck_x";
 			function = "i2c2";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2168,6 +2177,7 @@
 			groups = "i2c2_sda_z",
 				"i2c2_sck_z";
 			function = "i2c2";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2176,6 +2186,7 @@
 			groups = "i2c3_sda_h",
 				"i2c3_sck_h";
 			function = "i2c3";
+			drive-strength = <2>;
 		};
 	};
 
@@ -2184,6 +2195,7 @@
 			groups = "i2c3_sda_a",
 				"i2c3_sck_a";
 			function = "i2c3";
+			drive-strength = <2>;
 		};
 	};