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-rw-r--r--include/asm-xtensa/delay.h49
1 files changed, 0 insertions, 49 deletions
diff --git a/include/asm-xtensa/delay.h b/include/asm-xtensa/delay.h
deleted file mode 100644
index e1d8c9e..0000000
--- a/include/asm-xtensa/delay.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * include/asm-xtensa/delay.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 - 2005 Tensilica Inc.
- *
- */
-
-#ifndef _XTENSA_DELAY_H
-#define _XTENSA_DELAY_H
-
-#include <asm/processor.h>
-#include <asm/param.h>
-
-extern unsigned long loops_per_jiffy;
-
-static inline void __delay(unsigned long loops)
-{
- /* 2 cycles per loop. */
- __asm__ __volatile__ ("1: addi %0, %0, -2; bgeui %0, 2, 1b"
- : "=r" (loops) : "0" (loops));
-}
-
-static __inline__ u32 xtensa_get_ccount(void)
-{
- u32 ccount;
- asm volatile ("rsr %0, 234; # CCOUNT\n" : "=r" (ccount));
- return ccount;
-}
-
-/* For SMP/NUMA systems, change boot_cpu_data to something like
- * local_cpu_data->... where local_cpu_data points to the current
- * cpu. */
-
-static __inline__ void udelay (unsigned long usecs)
-{
- unsigned long start = xtensa_get_ccount();
- unsigned long cycles = usecs * (loops_per_jiffy / (1000000UL / HZ));
-
- /* Note: all variables are unsigned (can wrap around)! */
- while (((unsigned long)xtensa_get_ccount()) - start < cycles)
- ;
-}
-
-#endif
-
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