* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
- *
- * Please refer to Documentation/mips/time.README.
*/
#ifndef _ASM_TIME_H
#define _ASM_TIME_H
-#include <linux/interrupt.h>
-#include <linux/linkage.h>
-#include <linux/ptrace.h>
#include <linux/rtc.h>
#include <linux/spinlock.h>
#include <linux/clockchips.h>
extern int rtc_mips_set_time(unsigned long);
extern int rtc_mips_set_mmss(unsigned long);
-/*
- * Timer interrupt functions.
- * mips_timer_state is needed for high precision timer calibration.
- * mips_timer_ack may be NULL if the interrupt is self-recoverable.
- */
-extern int (*mips_timer_state)(void);
-
-/*
- * High precision timer clocksource.
- * If .read is NULL, an R4k-compatible timer setup is attempted.
- */
-extern struct clocksource clocksource_mips;
-
-/*
- * profiling and process accouting is done separately in local_timer_interrupt
- */
-extern void local_timer_interrupt(int irq, void *dev_id);
-
/*
* board specific routines required by time_init().
*/
-struct irqaction;
extern void plat_time_init(void);
/*
* mips_hpt_frequency - must be set if you intend to use an R4k-compatible
- * counter as a timer interrupt source; otherwise it can be set up
- * automagically with an aid of mips_timer_state.
+ * counter as a timer interrupt source.
*/
extern unsigned int mips_hpt_frequency;
* Initialize the calling CPU's compare interrupt as clockevent device
*/
#ifdef CONFIG_CEVT_R4K
-extern void mips_clockevent_init(void);
+extern int mips_clockevent_init(void);
extern unsigned int __weak get_c0_compare_int(void);
#else
-static inline void mips_clockevent_init(void)
+static inline int mips_clockevent_init(void)
+{
+ return -ENXIO;
+}
+#endif
+
+/*
+ * Initialize the count register as a clocksource
+ */
+#ifdef CONFIG_CEVT_R4K
+extern void init_mips_clocksource(void);
+#else
+static inline void init_mips_clocksource(void)
{
}
#endif