SPI Device API (#304)

* spi device config
* fix api_interrupt_call warning
* added configs for spi2 bus devices
* simplified spi bus api
* use new spi device api

core/api-hal/api-interrupt-mgr.h

@@ -17,4 +17,5 @@ typedef struct {
 
 bool api_interrupt_init();
 void api_interrupt_add(InterruptCallback callback, InterruptType type, void* context);
-void api_interrupt_remove(InterruptCallback callback);
+void api_interrupt_remove(InterruptCallback callback);
+void api_interrupt_call(InterruptType type, void* hw);