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-rw-r--r--drivers/serial/sunsab.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/serial/sunsab.h b/drivers/serial/sunsab.h
index 686086f..b78e1f7 100644
--- a/drivers/serial/sunsab.h
+++ b/drivers/serial/sunsab.h
@@ -126,6 +126,7 @@ union sab82532_irq_status {
/* irqflags bits */
#define SAB82532_ALLS 0x00000001
#define SAB82532_XPR 0x00000002
+#define SAB82532_REGS_PENDING 0x00000004
/* RFIFO Status Byte */
#define SAB82532_RSTAT_PE 0x80
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