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authorFinn Thain <fthain@telegraphics.com.au>2009-11-17 20:06:48 +1100
committerGeert Uytterhoeven <geert@linux-m68k.org>2010-02-27 18:31:09 +0100
commit80614e5ab1458ff3ccced4d6ba2fa386575c8d5c (patch)
treee34007d1ce2abb0c8c451764107973909798cac3 /arch/m68k/include
parentec9cbe09899e36b5f216c3232215520dcf0320ab (diff)
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mac68k: replace mac68k SCC code with platform device
Remove the old 68k Mac serial port code and a lot of related cruft. Add new SCC platform devices to mac 68k platform. Signed-off-by: Finn Thain <fthain@telegraphics.com.au> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/m68k/include')
-rw-r--r--arch/m68k/include/asm/machw.h25
-rw-r--r--arch/m68k/include/asm/macints.h22
2 files changed, 5 insertions, 42 deletions
diff --git a/arch/m68k/include/asm/machw.h b/arch/m68k/include/asm/machw.h
index 2b4de0c..a220951 100644
--- a/arch/m68k/include/asm/machw.h
+++ b/arch/m68k/include/asm/machw.h
@@ -21,29 +21,4 @@
#define VIDEOMEMSIZE (4096*1024)
#define VIDEOMEMMASK (-4096*1024)
-#ifndef __ASSEMBLY__
-
-#include <linux/types.h>
-
-#if 0
-/*
-** SCC Z8530
-*/
-
-#define MAC_SCC_BAS (0x50F04000)
-struct MAC_SCC
- {
- u_char cha_a_ctrl;
- u_char char_dummy1;
- u_char cha_a_data;
- u_char char_dummy2;
- u_char cha_b_ctrl;
- u_char char_dummy3;
- u_char cha_b_data;
- };
-# define mac_scc ((*(volatile struct SCC*)MAC_SCC_BAS))
-#endif
-
-#endif /* __ASSEMBLY__ */
-
#endif /* linux/machw.h */
diff --git a/arch/m68k/include/asm/macints.h b/arch/m68k/include/asm/macints.h
index 679c48a..ebe1b70 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)