[MIPS] time: Add GT641xx timer0 clockevent driver

And make use of it for Cobalt.  A few others such as the Malta could make
use of it as well.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/include/asm-mips/gt64120.h b/include/asm-mips/gt64120.h
index 4bf8e28f885..e64b41093c4 100644
--- a/include/asm-mips/gt64120.h
+++ b/include/asm-mips/gt64120.h
@@ -21,6 +21,8 @@
 #ifndef _ASM_GT64120_H
 #define _ASM_GT64120_H
 
+#include <linux/clocksource.h>
+
 #include <asm/addrspace.h>
 #include <asm/byteorder.h>
 
@@ -572,4 +574,7 @@
 #define GT_READ(ofs)            le32_to_cpu(__GT_READ(ofs))
 #define GT_WRITE(ofs, data)     __GT_WRITE(ofs, cpu_to_le32(data))
 
+extern void gt641xx_set_base_clock(unsigned int clock);
+extern int gt641xx_timer0_state(void);
+
 #endif /* _ASM_GT64120_H */