mn10300: Remove the architecture

[sfrench/cifs-2.6.git] / arch / mn10300 / unit-asb2303 / include / unit / timex.h

diff --git a/arch/mn10300/unit-asb2303/include/unit/timex.h b/arch/mn10300/unit-asb2303/include/unit/timex.h
deleted file mode 100644 (file)
index c37f983..0000000
--- a/arch/mn10300/unit-asb2303/include/unit/timex.h
+++ /dev/null
@@ -1,146 +0,0 @@
-/* ASB2303-specific timer specifications
- *
- * Copyright (C) 2007, 2010 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#ifndef _ASM_UNIT_TIMEX_H
-#define _ASM_UNIT_TIMEX_H
-
-#include <asm/timer-regs.h>
-#include <unit/clock.h>
-#include <asm/param.h>
-
-/*
- * jiffies counter specifications
- */
-
-#define        TMJCBR_MAX              0xffff
-#define        TMJCIRQ                 TM1IRQ
-#define        TMJCICR                 TM1ICR
-
-#ifndef __ASSEMBLY__
-
-#define MN10300_SRC_IOCLK      MN10300_IOCLK
-
-#ifndef HZ
-# error HZ undeclared.
-#endif /* !HZ */
-/* use as little prescaling as possible to avoid losing accuracy */
-#if (MN10300_SRC_IOCLK + HZ / 2) / HZ - 1 <= TMJCBR_MAX
-# define IOCLK_PRESCALE                1
-# define JC_TIMER_CLKSRC       TM0MD_SRC_IOCLK
-# define TSC_TIMER_CLKSRC      TM4MD_SRC_IOCLK
-#elif (MN10300_SRC_IOCLK / 8 + HZ / 2) / HZ - 1 <= TMJCBR_MAX
-# define IOCLK_PRESCALE                8
-# define JC_TIMER_CLKSRC       TM0MD_SRC_IOCLK_8
-# define TSC_TIMER_CLKSRC      TM4MD_SRC_IOCLK_8
-#elif (MN10300_SRC_IOCLK / 32 + HZ / 2) / HZ - 1 <= TMJCBR_MAX
-# define IOCLK_PRESCALE                32
-# define JC_TIMER_CLKSRC       TM0MD_SRC_IOCLK_32
-# define TSC_TIMER_CLKSRC      TM4MD_SRC_IOCLK_32
-#else
-# error You lose.
-#endif
-
-#define MN10300_JCCLK          (MN10300_SRC_IOCLK / IOCLK_PRESCALE)
-#define MN10300_TSCCLK         (MN10300_SRC_IOCLK / IOCLK_PRESCALE)
-
-#define MN10300_JC_PER_HZ      ((MN10300_JCCLK + HZ / 2) / HZ)
-#define MN10300_TSC_PER_HZ     ((MN10300_TSCCLK + HZ / 2) / HZ)
-
-static inline void stop_jiffies_counter(void)
-{
-       u16 tmp;
-       TM01MD = JC_TIMER_CLKSRC | TM1MD_SRC_TM0CASCADE << 8;
-       tmp = TM01MD;
-}
-
-static inline void reload_jiffies_counter(u32 cnt)
-{
-       u32 tmp;
-
-       TM01BR = cnt;
-       tmp = TM01BR;
-
-       TM01MD = JC_TIMER_CLKSRC |              \
-                TM1MD_SRC_TM0CASCADE << 8 |    \
-                TM0MD_INIT_COUNTER |           \
-                TM1MD_INIT_COUNTER << 8;
-
-
-       TM01MD = JC_TIMER_CLKSRC |              \
-                TM1MD_SRC_TM0CASCADE << 8 |    \
-                TM0MD_COUNT_ENABLE |           \
-                TM1MD_COUNT_ENABLE << 8;
-
-       tmp = TM01MD;
-}
-
-#endif /* !__ASSEMBLY__ */
-
-
-/*
- * timestamp counter specifications
- */
-
-#define        TMTSCBR_MAX             0xffffffff
-#define        TMTSCBC                 TM45BC
-
-#ifndef __ASSEMBLY__
-
-static inline void startup_timestamp_counter(void)
-{
-       u32 t32;
-
-       /* set up timer 4 & 5 cascaded as a 32-bit counter to count real time
-        * - count down from 4Gig-1 to 0 and wrap at IOCLK rate
-        */
-       TM45BR = TMTSCBR_MAX;
-       t32 = TM45BR;
-
-       TM4MD = TSC_TIMER_CLKSRC;
-       TM4MD |= TM4MD_INIT_COUNTER;
-       TM4MD &= ~TM4MD_INIT_COUNTER;
-       TM4ICR = 0;
-       t32 = TM4ICR;
-
-       TM5MD = TM5MD_SRC_TM4CASCADE;
-       TM5MD |= TM5MD_INIT_COUNTER;
-       TM5MD &= ~TM5MD_INIT_COUNTER;
-       TM5ICR = 0;
-       t32 = TM5ICR;
-
-       TM5MD |= TM5MD_COUNT_ENABLE;
-       TM4MD |= TM4MD_COUNT_ENABLE;
-       t32 = TM5MD;
-       t32 = TM4MD;
-}
-
-static inline void shutdown_timestamp_counter(void)
-{
-       u8 t8;
-       TM4MD = 0;
-       TM5MD = 0;
-       t8 = TM4MD;
-       t8 = TM5MD;
-}
-
-/*
- * we use a cascaded pair of 16-bit down-counting timers to count I/O
- * clock cycles for the purposes of time keeping
- */
-typedef unsigned long cycles_t;
-
-static inline cycles_t read_timestamp_counter(void)
-{
-       return (cycles_t)~TMTSCBC;
-}
-
-#endif /* !__ASSEMBLY__ */
-
-#endif /* _ASM_UNIT_TIMEX_H */