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authorIngo Molnar <mingo@elte.hu>2008-10-03 19:28:46 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-03 19:28:46 +0200
commitf68ec0c24755e5cdb779be6240925f2175311d84 (patch)
treea7b7128e61a8456385d82bd1c7ca5f14eecbf2ca /arch/ia64/include/asm/serial.h
parent98920dc3d1113b883cbc73e3293446d3525c6042 (diff)
parent94aca1dac6f6d21f4b07e4864baf7768cabcc6e7 (diff)
Merge commit 'v2.6.27-rc8' into x86/setup
Diffstat (limited to 'arch/ia64/include/asm/serial.h')
-rw-r--r--arch/ia64/include/asm/serial.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/serial.h b/arch/ia64/include/asm/serial.h
new file mode 100644
index 00000000000..068be11583d
--- /dev/null
+++ b/arch/ia64/include/asm/serial.h
@@ -0,0 +1,17 @@
+/*
+ * Derived from the i386 version.
+ */
+
+/*
+ * 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 )
+
+/*
+ * All legacy serial ports should be enumerated via ACPI namespace, so
+ * we need not list them here.
+ */