[MIPS] i8253 PIT clocksource and clockevent drivers
Derived from the i386 variant with a few x86 complexities chopped off.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c
index a1df1f9..9b9bffd 100644
--- a/arch/mips/sgi-ip22/ip22-time.c
+++ b/arch/mips/sgi-ip22/ip22-time.c
@@ -20,6 +20,7 @@
#include <asm/cpu.h>
#include <asm/mipsregs.h>
+#include <asm/i8253.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/time.h>
@@ -172,6 +173,9 @@
(int) (r4k_tick % (500000 / HZ)));
mips_hpt_frequency = r4k_tick * HZ;
+
+ if (ip22_is_fullhouse())
+ setup_pit_timer();
}
/* Generic SGI handler for (spurious) 8254 interrupts */