summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--firmware/target/coldfire/crt0.S6
1 files changed, 4 insertions, 2 deletions
diff --git a/firmware/target/coldfire/crt0.S b/firmware/target/coldfire/crt0.S
index a6ef3be..23bf297 100644
--- a/firmware/target/coldfire/crt0.S
+++ b/firmware/target/coldfire/crt0.S
@@ -277,8 +277,10 @@ start:
#endif
#ifdef MPIO_HD200
- /* Set KEEP_ACT */
- move.l #0x00200000,%d0
+ /* Set KEEP_ACT
+ * Set GPIO57 high to remove hissing nois on startup
+ */
+ move.l #0x02200000,%d0
or.l %d0,(0xb4,%a1)
or.l %d0,(0xb8,%a1)
or.l %d0,(0xbc,%a1)