hwmon: add support for sw64 temperature sensor

Sunway inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I56UNZ

--------------------------------
Signed-off-by: NWang Yingying <wangyingying@wxiat.com>
Signed-off-by: NGu Zitao <guzitao@wxiat.com>
Acked-by: NXie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

arch/sw_64/boot/dts/chip3.dts

@@ -103,6 +103,11 @@
 				compatible = "nxp,pcf8523";
 				reg = <0x68>;
 			};
+
+			lm75: at30tse752a@48 {
+				compatible = "microchip,tcn75";
+				reg = <0x48>;
+			};
 		};
 
 		pvt: pvt@0x8030 {