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authorIngo Molnar <mingo@elte.hu>2008-08-11 08:59:21 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-11 08:59:21 +0200
commitcf206bffbb7542df54043fad9898113172af99d8 (patch)
treec7e7ca9a93443b888f98a0c07e74751a1aa3c947 /include/asm-arm/arch-l7200/time.h
parentc1955a3d4762e7a9bf84035eb3c4886a900f0d15 (diff)
parent796aadeb1b2db9b5d463946766c5bbfd7717158c (diff)
Merge branch 'linus' into sched/clock
Diffstat (limited to 'include/asm-arm/arch-l7200/time.h')
-rw-r--r--include/asm-arm/arch-l7200/time.h73
1 files changed, 0 insertions, 73 deletions
diff --git a/include/asm-arm/arch-l7200/time.h b/include/asm-arm/arch-l7200/time.h
deleted file mode 100644
index ea22f7fff9c..00000000000
--- a/include/asm-arm/arch-l7200/time.h
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * linux/include/asm-arm/arch-l7200/time.h
- *
- * Copyright (C) 2000 Rob Scott (rscott@mtrob.fdns.net)
- * Steve Hill (sjhill@cotw.com)
- *
- * Changelog:
- * 01-02-2000 RS Created l7200 version, derived from rpc code
- * 05-03-2000 SJH Complete rewrite
- */
-#ifndef _ASM_ARCH_TIME_H
-#define _ASM_ARCH_TIME_H
-
-#include <asm/arch/irqs.h>
-
-/*
- * RTC base register address
- */
-#define RTC_BASE (IO_BASE_2 + 0x2000)
-
-/*
- * RTC registers
- */
-#define RTC_RTCDR (*(volatile unsigned char *) (RTC_BASE + 0x000))
-#define RTC_RTCMR (*(volatile unsigned char *) (RTC_BASE + 0x004))
-#define RTC_RTCS (*(volatile unsigned char *) (RTC_BASE + 0x008))
-#define RTC_RTCC (*(volatile unsigned char *) (RTC_BASE + 0x008))
-#define RTC_RTCDV (*(volatile unsigned char *) (RTC_BASE + 0x00c))
-#define RTC_RTCCR (*(volatile unsigned char *) (RTC_BASE + 0x010))
-
-/*
- * RTCCR register values
- */
-#define RTC_RATE_32 0x00 /* 32 Hz tick */
-#define RTC_RATE_64 0x10 /* 64 Hz tick */
-#define RTC_RATE_128 0x20 /* 128 Hz tick */
-#define RTC_RATE_256 0x30 /* 256 Hz tick */
-#define RTC_EN_ALARM 0x01 /* Enable alarm */
-#define RTC_EN_TIC 0x04 /* Enable counter */
-#define RTC_EN_STWDOG 0x08 /* Enable watchdog */
-
-/*
- * Handler for RTC timer interrupt
- */
-static irqreturn_t
-timer_interrupt(int irq, void *dev_id)
-{
- struct pt_regs *regs = get_irq_regs();
- do_timer(1);
-#ifndef CONFIG_SMP
- update_process_times(user_mode(regs));
-#endif
- do_profile(regs);
- RTC_RTCC = 0; /* Clear interrupt */
-
- return IRQ_HANDLED;
-}
-
-/*
- * Set up RTC timer interrupt, and return the current time in seconds.
- */
-void __init time_init(void)
-{
- RTC_RTCC = 0; /* Clear interrupt */
-
- timer_irq.handler = timer_interrupt;
-
- setup_irq(IRQ_RTC_TICK, &timer_irq);
-
- RTC_RTCCR = RTC_RATE_128 | RTC_EN_TIC; /* Set rate and enable timer */
-}
-
-#endif