diff --git a/boards/arm/cyboard/cyboard.dtsi b/boards/arm/cyboard/cyboard.dtsi
index ec0ba2a..da031f6 100644
--- a/boards/arm/cyboard/cyboard.dtsi
+++ b/boards/arm/cyboard/cyboard.dtsi
@@ -15,6 +15,7 @@
         zephyr,code-partition = &code_partition;
         zephyr,sram = &sram0;
         zephyr,flash = &flash0;
+        zmk,battery = &fuel_gauge;
     };
 
     leds {
@@ -42,10 +43,17 @@
 };
 
 &i2c0 {
-    compatible = "nordic,nrf-twi";
+    status = "okay";
+    compatible = "nordic,nrf-twim";
     pinctrl-0 = <&i2c0_default>;
     pinctrl-1 = <&i2c0_sleep>;
     pinctrl-names = "default", "sleep";
+    clock-frequency = <100000>;
+
+    fuel_gauge: max17048@36 {
+        compatible = "zmk,maxim-max17048";
+		reg = <0x36>;
+    };
 };
 
 &spi1 {
diff --git a/boards/shields/cyboard/Kconfig.defconfig b/boards/shields/cyboard/Kconfig.defconfig
index 86efadc..8f8f172 100644
--- a/boards/shields/cyboard/Kconfig.defconfig
+++ b/boards/shields/cyboard/Kconfig.defconfig
@@ -15,6 +15,9 @@ config ZMK_SPLIT
 
 endif
 
+config MAX17048
+    default y
+
 config ZMK_RGB_UNDERGLOW
     default y
     imply WS2812_STRIP
\ No newline at end of file