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authorIngo Molnar <mingo@elte.hu>2008-10-28 16:26:12 +0100
committerIngo Molnar <mingo@elte.hu>2008-10-28 16:26:12 +0100
commit7a9787e1eba95a166265e6a260cf30af04ef0a99 (patch)
treee730a4565e0318140d2fbd2f0415d18a339d7336 /arch/ia64/include/asm/serial.h
parent41b9eb264c8407655db57b60b4457fe1b2ec9977 (diff)
parent0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff)
downloadlinux-rt-7a9787e1eba95a166265e6a260cf30af04ef0a99.tar.gz
Merge commit 'v2.6.28-rc2' into x86/pci-ioapic-boot-irq-quirks
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 000000000000..068be11583df
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+++ 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.
+ */