drivers: stepper: drv8424: Use step_dir common code

Adapt the drv8424 driver to use the common step dir interface.

Signed-off-by: Fabian Blatz <[email protected]>

Author: faxe1008

drivers/stepper/ti/Kconfig.drv8424

@@ -5,17 +5,7 @@ config DRV8424
 	bool "TI DRV8424 stepper motor driver"
 	default y
 	depends on DT_HAS_TI_DRV8424_ENABLED
-	select COUNTER
+	select STEP_DIR_STEPPER
+	select STEPPER_STEP_DIR_GENERATE_ISR_SAFE_EVENTS
 	help
 	  Enable driver for TI DRV8424 stepper motor driver.
-
-if DRV8424
-
-config DRV8424_EVENT_QUEUE_LEN
-	int "Maximum number of pending stepper events"
-	default 4
-	help
-	  The maximum number of stepper events that can be pending before new events
-	  are dropped.
-
-endif # DRV8424