Add 1wire supports

Signed-off-by: yan <[email protected]>

Author: yan-wyb

arch/arm64/boot/dts/rockchip/rk3399-khadas-captain-linux.dts

@@ -75,7 +75,11 @@
 		};
 	};
 
-
+    onewire:onewire {
+           compatible = "w1-gpio";
+           gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
+           status = "disable";
+     };
 
 };
 

arch/arm64/boot/dts/rockchip/rk3399-khadas-edgev-linux.dts

@@ -47,6 +47,12 @@
 / {
 	model = "Khadas Edge-V";
 	compatible = "khadas,edgev", "rockchip,rk3399";
+
+     onewire:onewire {
+           compatible = "w1-gpio";
+           gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
+           status = "disable";
+     };
 };
 
 &gmac {

arch/arm64/configs/kedge_defconfig

@@ -314,6 +314,9 @@ CONFIG_DEBUG_GPIO=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_GENERIC_PLATFORM=y
 CONFIG_GPIO_RK8XX=y
+CONFIG_W1=y
+CONFIG_W1_MASTER_GPIO=y
+CONFIG_W1_SLAVE_THERM=y
 CONFIG_BATTERY_SBS=y
 CONFIG_CHARGER_GPIO=y
 CONFIG_CHARGER_BQ24735=y