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Diffstat (limited to 'arch/m68k/include/asm/macints.h')
-rw-r--r--arch/m68k/include/asm/macints.h22
1 files changed, 5 insertions, 17 deletions
diff --git a/arch/m68k/include/asm/macints.h b/arch/m68k/include/asm/macints.h
index 679c48ab440..ebe1b70fe90 100644
--- a/arch/m68k/include/asm/macints.h
+++ b/arch/m68k/include/asm/macints.h
@@ -37,7 +37,6 @@
#define VIA1_SOURCE_BASE 8
#define VIA2_SOURCE_BASE 16
-#define MAC_SCC_SOURCE_BASE 24
#define PSC3_SOURCE_BASE 24
#define PSC4_SOURCE_BASE 32
#define PSC5_SOURCE_BASE 40
@@ -96,26 +95,12 @@
#define IRQ_PSC3_2 (26)
#define IRQ_PSC3_3 (27)
-/* Level 4 (SCC) interrupts */
-#define IRQ_SCC (32)
-#define IRQ_SCCA (33)
-#define IRQ_SCCB (34)
-#if 0 /* FIXME: are there multiple interrupt conditions on the SCC ?? */
-/* SCC interrupts */
-#define IRQ_SCCB_TX (32)
-#define IRQ_SCCB_STAT (33)
-#define IRQ_SCCB_RX (34)
-#define IRQ_SCCB_SPCOND (35)
-#define IRQ_SCCA_TX (36)
-#define IRQ_SCCA_STAT (37)
-#define IRQ_SCCA_RX (38)
-#define IRQ_SCCA_SPCOND (39)
-#endif
-
/* Level 4 (PSC, AV Macs only) interrupts */
#define IRQ_PSC4_0 (32)
#define IRQ_PSC4_1 (33)
+#define IRQ_MAC_SCC_A IRQ_PSC4_1
#define IRQ_PSC4_2 (34)
+#define IRQ_MAC_SCC_B IRQ_PSC4_2
#define IRQ_PSC4_3 (35)
#define IRQ_MAC_MACE_DMA IRQ_PSC4_3
@@ -146,6 +131,9 @@
#define IRQ_BABOON_2 (66)
#define IRQ_BABOON_3 (67)
+/* On non-PSC machines, the serial ports share an IRQ */
+#define IRQ_MAC_SCC IRQ_AUTO_4
+
#define SLOT2IRQ(x) (x + 47)
#define IRQ2SLOT(x) (x - 47)