fix(max30001): Initialize mutex before RTOS startup

Signed-off-by: Rahix <rahix@rahix.de>

epicardium/modules/hardware.c

@@ -182,6 +182,11 @@ int hardware_early_init(void)
 	 */
 	dispatcher_mutex_init();
 
+	/*
+	 * MAX30001 mutex init
+	 */
+	max30001_mutex_init();
+
 	return 0;
 }
 

epicardium/modules/max30001.c

@@ -370,10 +370,14 @@ static void max300001_interrupt_callback(void *_)
 }
 /* }}} */
 
+void max30001_mutex_init(void)
+{
+	max30001_mutex = xSemaphoreCreateMutexStatic(&max30001_mutex_data);
+}
+
 void vMAX30001Task(void *pvParameters)
 {
 	max30001_task_id = xTaskGetCurrentTaskHandle();
-	max30001_mutex   = xSemaphoreCreateMutexStatic(&max30001_mutex_data);
 
 	int lockret = hwlock_acquire(HWLOCK_SPI_ECG, pdMS_TO_TICKS(100));
 	if (lockret < 0) {

epicardium/modules/modules.h

@@ -92,7 +92,9 @@ void disp_forcelock();
 #define BHI160_MUTEX_WAIT_MS          50
 void vBhi160Task(void *pvParameters);
 
+/* ---------- MAX30001 ----------------------------------------------------- */
 #define MAX30001_MUTEX_WAIT_MS          50
 void vMAX30001Task(void *pvParameters);
+void max30001_mutex_init(void);
 
 #endif /* MODULES_H */