summaryrefslogtreecommitdiffstats
path: root/include/asm-m68k/serial.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-m68k/serial.h')
-rw-r--r--include/asm-m68k/serial.h79
1 files changed, 79 insertions, 0 deletions
diff --git a/include/asm-m68k/serial.h b/include/asm-m68k/serial.h
new file mode 100644
index 00000000000..9f5bcdc105f
--- /dev/null
+++ b/include/asm-m68k/serial.h
@@ -0,0 +1,79 @@
+/*
+ * include/asm-m68k/serial.h
+ *
+ * currently this seems useful only for a Q40,
+ * it's an almost exact copy of ../asm-alpha/serial.h
+ *
+ */
+
+#include <linux/config.h>
+
+/*
+ * This assumes you have a 1.8432 MHz clock for your UART.
+ *
+ * It'd be nice if someone built a serial card with a 24.576 MHz
+ * clock, since the 16550A is capable of handling a top speed of 1.5
+ * megabits/second; but this requires the faster clock.
+ */
+#define BASE_BAUD ( 1843200 / 16 )
+
+/* Standard COM flags (except for COM4, because of the 8514 problem) */
+#ifdef CONFIG_SERIAL_DETECT_IRQ
+#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
+#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
+#else
+#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
+#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF
+#endif
+
+#ifdef CONFIG_SERIAL_MANY_PORTS
+#define FOURPORT_FLAGS ASYNC_FOURPORT
+#define ACCENT_FLAGS 0
+#define BOCA_FLAGS 0
+#endif
+
+#define STD_SERIAL_PORT_DEFNS \
+ /* UART CLK PORT IRQ FLAGS */ \
+ { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \
+ { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \
+ { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \
+ { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */
+
+
+#ifdef CONFIG_SERIAL_MANY_PORTS
+#define EXTRA_SERIAL_PORT_DEFNS \
+ { 0, BASE_BAUD, 0x1A0, 9, FOURPORT_FLAGS }, /* ttyS4 */ \
+ { 0, BASE_BAUD, 0x1A8, 9, FOURPORT_FLAGS }, /* ttyS5 */ \
+ { 0, BASE_BAUD, 0x1B0, 9, FOURPORT_FLAGS }, /* ttyS6 */ \
+ { 0, BASE_BAUD, 0x1B8, 9, FOURPORT_FLAGS }, /* ttyS7 */ \
+ { 0, BASE_BAUD, 0x2A0, 5, FOURPORT_FLAGS }, /* ttyS8 */ \
+ { 0, BASE_BAUD, 0x2A8, 5, FOURPORT_FLAGS }, /* ttyS9 */ \
+ { 0, BASE_BAUD, 0x2B0, 5, FOURPORT_FLAGS }, /* ttyS10 */ \
+ { 0, BASE_BAUD, 0x2B8, 5, FOURPORT_FLAGS }, /* ttyS11 */ \
+ { 0, BASE_BAUD, 0x330, 4, ACCENT_FLAGS }, /* ttyS12 */ \
+ { 0, BASE_BAUD, 0x338, 4, ACCENT_FLAGS }, /* ttyS13 */ \
+ { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS14 (spare) */ \
+ { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS15 (spare) */ \
+ { 0, BASE_BAUD, 0x100, 12, BOCA_FLAGS }, /* ttyS16 */ \
+ { 0, BASE_BAUD, 0x108, 12, BOCA_FLAGS }, /* ttyS17 */ \
+ { 0, BASE_BAUD, 0x110, 12, BOCA_FLAGS }, /* ttyS18 */ \
+ { 0, BASE_BAUD, 0x118, 12, BOCA_FLAGS }, /* ttyS19 */ \
+ { 0, BASE_BAUD, 0x120, 12, BOCA_FLAGS }, /* ttyS20 */ \
+ { 0, BASE_BAUD, 0x128, 12, BOCA_FLAGS }, /* ttyS21 */ \
+ { 0, BASE_BAUD, 0x130, 12, BOCA_FLAGS }, /* ttyS22 */ \
+ { 0, BASE_BAUD, 0x138, 12, BOCA_FLAGS }, /* ttyS23 */ \
+ { 0, BASE_BAUD, 0x140, 12, BOCA_FLAGS }, /* ttyS24 */ \
+ { 0, BASE_BAUD, 0x148, 12, BOCA_FLAGS }, /* ttyS25 */ \
+ { 0, BASE_BAUD, 0x150, 12, BOCA_FLAGS }, /* ttyS26 */ \
+ { 0, BASE_BAUD, 0x158, 12, BOCA_FLAGS }, /* ttyS27 */ \
+ { 0, BASE_BAUD, 0x160, 12, BOCA_FLAGS }, /* ttyS28 */ \
+ { 0, BASE_BAUD, 0x168, 12, BOCA_FLAGS }, /* ttyS29 */ \
+ { 0, BASE_BAUD, 0x170, 12, BOCA_FLAGS }, /* ttyS30 */ \
+ { 0, BASE_BAUD, 0x178, 12, BOCA_FLAGS }, /* ttyS31 */
+#else
+#define EXTRA_SERIAL_PORT_DEFNS
+#endif
+
+#define SERIAL_PORT_DFNS \
+ STD_SERIAL_PORT_DEFNS \
+ EXTRA_SERIAL_PORT_DEFNS