MIPS: SMTC: Fix xxx_clockevent_init() naming conflict for SMTC

Commit 779e7d41ad created a name collision
in SMTC builds.  The attached patch corrects this in a a
not-too-terribly-ugly manner.  Note that the SMTC case has to come
first, because CEVT_R4K will also be true.

Signed-off-by: Kevin D. Kissell <kevink@paralogos.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/include/asm/time.h

@@ -57,7 +57,11 @@ extern int r4k_clockevent_init(void);
 
 static inline int mips_clockevent_init(void)
 {
-#ifdef CONFIG_CEVT_R4K
+#ifdef CONFIG_MIPS_MT_SMTC
+	extern int smtc_clockevent_init(void);
+
+	return smtc_clockevent_init();
+#elif CONFIG_CEVT_R4K
 	return r4k_clockevent_init();
 #else
 	return -ENXIO;