[MIPS] Deforest the function pointer jungle in the time code.

Hard to follow who is pointing what to where and why so it's simply getting
in the way of the time code renovation.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c
index 20028fc..92452d6 100644
--- a/arch/mips/sni/time.c
+++ b/arch/mips/sni/time.c
@@ -4,6 +4,7 @@
 
 #include <asm/sni.h>
 #include <asm/time.h>
+#include <asm-generic/rtc.h>
 
 #define SNI_CLOCK_TICK_RATE     3686400
 #define SNI_COUNTER2_DIV        64
@@ -71,7 +72,7 @@
 /*
  * Here we need to calibrate the cycle counter to at least be close.
  */
-__init void sni_cpu_time_init(void)
+void __init plat_time_init(void)
 {
 	unsigned long r4k_ticks[3];
 	unsigned long r4k_tick;
@@ -146,3 +147,8 @@
 	        break;
 	}
 }
+
+unsigned long read_persistent_clock(void)
+{
+	return -1;
+}