add support for 54dk, add build preset

Author: DanBishara

CMakePresets.json

@@ -16,6 +16,17 @@
                 "CONF_FILE": "prj.conf",
                 "EXTRA_DTC_OVERLAY_FILE": "boards/Devkits/53Devkit/sensor.dts;boards/Devkits/53Devkit/nrf5340dk.dts"
             }
+        },
+        {
+            "name": "build_54KIT",
+            "displayName": "Build for nRF54l15 DK nRF54l15 Application",
+            "generator": "Ninja",
+            "binaryDir": "${sourceDir}/build_54KIT",
+            "cacheVariables": {
+                "BOARD": "nrf54l15dk/nrf54l15/cpuapp",
+                "DEBUG_THREAD_INFO": false,
+                "olympus_DEBUG_THREAD_INFO": false
+            }
         }
     ]
 }

boards/Devkits/54Devkit/nrf54l15dk.dts

@@ -0,0 +1,19 @@
+&pinctrl {
+    i2c1_default: i2c1_default {
+        group1 {
+            psels = <NRF_PSEL(TWIM_SDA, 0, 2)>,
+                    <NRF_PSEL(TWIM_SCL, 0, 3)>;
+        };
+    };
+
+    i2c1_sleep: i2c1_sleep {
+        group1 {
+            psels = <NRF_PSEL(TWIM_SDA, 0, 2)>,
+                    <NRF_PSEL(TWIM_SCL, 0, 3)>;
+            low-power-enable;
+        };
+    };
+};
+&i2c30 {
+    clock-frequency = <I2C_BITRATE_STANDARD>;
+};

boards/Devkits/54Devkit/sensor.conf

@@ -0,0 +1,10 @@
+CONFIG_I2C=y
+CONFIG_SENSOR=y
+
+CONFIG_LSM6DSO=y
+CONFIG_LSM6DSO_TRIGGER_GLOBAL_THREAD=y
+
+# the MAX30101 can be configured on init using various configs, and not through the device tree
+CONFIG_MAX30101=y
+
+# CONFIG_NPM1300_CHARGER=n #depends on having dt setup with charger

boards/Devkits/54Devkit/sensor.dts

@@ -0,0 +1,26 @@
+#include <zephyr/dt-bindings/sensor/lsm6dso.h>
+
+&i2c30 {
+	status = "okay";
+
+    pinctrl-0 = <&i2c1_default>;
+    pinctrl-1 = <&i2c1_sleep>;
+    pinctrl-names = "default", "sleep";
+
+	accelerometer: lsm6dso@6a {
+		compatible = "st,lsm6dso";
+		reg = <0x6a>;                   // 0x6a if SDO=0, use 0x6b if SDO=1
+		label = "LSM6DSOX";
+		irq-gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
+		int-pin = <1>;          // 1 = INT1, 2 = INT2
+        accel-pm = <LSM6DSO_DT_XL_ULP_MODE>;
+        accel-range = <LSM6DSO_DT_FS_2G>;
+        accel-odr = <LSM6DSO_DT_ODR_12Hz5>;
+        gyro-pm = <LSM6DSO_DT_GY_NORMAL_MODE>;
+	};
+
+    ppg: max30101@57 {
+        compatible = "maxim,max30101";
+        reg = <0x57>; // the datasheet says 0xae, but devboard said 0x57, may run into issues laters
+    };
+};