include: dma: smartbond: Correct include-guard

Both `include/zephyr/drivers/dma/dma_smartbond.h` and
`include/zephyr/dt-bindings/dma/dma_smartbond.h` define `DMA_SMARTBOND_H_`
to prevent duplicate inclusion, so it cannot be properly prevented.

Change to a file path name-based definition.

Signed-off-by: TOKITA Hiroshi <[email protected]>

Author: soburi

include/zephyr/drivers/dma/dma_smartbond.h

@@ -4,8 +4,8 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#ifndef DMA_SMARTBOND_H_
-#define DMA_SMARTBOND_H_
+#ifndef ZEPHYR_INCLUDE_DRIVERS_DMA_DMA_SMARTBOND_H_
+#define ZEPHYR_INCLUDE_DRIVERS_DMA_DMA_SMARTBOND_H_
 
 /**
  * @brief Vendror-specific DMA peripheral triggering sources.
@@ -30,4 +30,4 @@ enum dma_smartbond_trig_mux {
 	DMA_SMARTBOND_TRIG_MUX_NONE  = 0xF
 };
 
-#endif /* DMA_SMARTBOND_H_ */
+#endif /* ZEPHYR_INCLUDE_DRIVERS_DMA_DMA_SMARTBOND_H_ */

include/zephyr/dt-bindings/dma/dma_smartbond.h

@@ -4,8 +4,8 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#ifndef DMA_SMARTBOND_H_
-#define DMA_SMARTBOND_H_
+#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_DMA_DMA_SMARTBOND_H_
+#define ZEPHYR_INCLUDE_DT_BINDINGS_DMA_DMA_SMARTBOND_H_
 
 /**
  * @brief Vendror-specific DMA peripheral triggering sources.
@@ -28,4 +28,4 @@
 #define DMA_SMARTBOND_TRIG_MUX_SDADC		0xD
 #define DMA_SMARTBOND_TRIG_MUX_NONE		0xF
 
-#endif /* DMA_SMARTBOND_H_ */
+#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_DMA_DMA_SMARTBOND_H_ */