--- zzzz-none-000/linux-3.10.107/arch/xtensa/include/asm/timex.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/xtensa/include/asm/timex.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,18 +1,14 @@
 /*
- * include/asm-xtensa/timex.h
- *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 2001 - 2008 Tensilica Inc.
+ * Copyright (C) 2001 - 2013 Tensilica Inc.
  */
 
 #ifndef _XTENSA_TIMEX_H
 #define _XTENSA_TIMEX_H
 
-#ifdef __KERNEL__
-
 #include <asm/processor.h>
 #include <linux/stringify.h>
 
@@ -35,32 +31,13 @@
 # error "Bad timer number for Linux configurations!"
 #endif
 
-#define LINUX_TIMER_MASK        (1L << LINUX_TIMER_INT)
-
-#define CLOCK_TICK_RATE 	1193180	/* (everyone is using this value) */
-#define CLOCK_TICK_FACTOR       20 /* Factor of both 10^6 and CLOCK_TICK_RATE */
-
-#ifdef CONFIG_XTENSA_CALIBRATE_CCOUNT
-extern unsigned long ccount_per_jiffy;
-extern unsigned long nsec_per_ccount;
-#define CCOUNT_PER_JIFFY ccount_per_jiffy
-#define NSEC_PER_CCOUNT  nsec_per_ccount
-#else
-#define CCOUNT_PER_JIFFY (CONFIG_XTENSA_CPU_CLOCK*(1000000UL/HZ))
-#define NSEC_PER_CCOUNT (1000UL / CONFIG_XTENSA_CPU_CLOCK)
-#endif
-
+extern unsigned long ccount_freq;
 
 typedef unsigned long long cycles_t;
 
-/*
- * Only used for SMP.
- */
-
-extern cycles_t cacheflush_time;
-
 #define get_cycles()	(0)
 
+void local_timer_setup(unsigned cpu);
 
 /*
  * Register access.
@@ -95,5 +72,4 @@
 	WSR_CCOMPARE(LINUX_TIMER, ccompare);
 }
 
-#endif	/* __KERNEL__ */
 #endif	/* _XTENSA_TIMEX_H */