wdt: Drop dm.h header file
This header file should not be included in other header files. Remove it
and use a forward declaration instead.
Also remove the other headers that are not needed, since the inline code
was removed in a recent commit:
b4d9452c4 ("watchdog: move initr_watchdog() to wdt-uclass.c")
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/wdt.h b/include/wdt.h
index d2ccfbc..bc242c2 100644
--- a/include/wdt.h
+++ b/include/wdt.h
@@ -6,9 +6,7 @@
#ifndef _WDT_H_
#define _WDT_H_
-#include <dm.h>
-#include <log.h>
-#include <dm/read.h>
+struct udevice;
/*
* Implement a simple watchdog uclass. Watchdog is basically a timer that