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-rw-r--r--firmware/target/arm/as3525/system-as3525.c3
-rw-r--r--firmware/target/arm/as3525/system-target.h2
2 files changed, 3 insertions, 2 deletions
diff --git a/firmware/target/arm/as3525/system-as3525.c b/firmware/target/arm/as3525/system-as3525.c
index aa98aff852..8654e61138 100644
--- a/firmware/target/arm/as3525/system-as3525.c
+++ b/firmware/target/arm/as3525/system-as3525.c
@@ -326,7 +326,8 @@ int system_memory_guard(int newmode)
return 0;
}
-void udelay(unsigned short usecs)
+/* usecs may be at most 2^32/248 (17 seconds) for 248MHz max cpu freq */
+void udelay(unsigned usecs)
{
unsigned cycles_per_usec;
unsigned delay;
diff --git a/firmware/target/arm/as3525/system-target.h b/firmware/target/arm/as3525/system-target.h
index 90e5e3a882..e8fce197e4 100644
--- a/firmware/target/arm/as3525/system-target.h
+++ b/firmware/target/arm/as3525/system-target.h
@@ -49,5 +49,5 @@ extern int c200v2_variant;
#define TIMER_PERIOD (KERNEL_TIMER_FREQ/HZ)
#endif
-void udelay(unsigned short usecs);
+void udelay(unsigned usecs);
#endif /* SYSTEM_TARGET_H */