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Diffstat (limited to 'arch/h8300/kernel/timer/itu.c')
-rw-r--r--arch/h8300/kernel/timer/itu.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/arch/h8300/kernel/timer/itu.c b/arch/h8300/kernel/timer/itu.c
deleted file mode 100644
index 0a8b5cd5bf3..00000000000
--- a/arch/h8300/kernel/timer/itu.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * linux/arch/h8300/kernel/timer/itu.c
- *
- * Yoshinori Sato <ysato@users.sourcefoge.jp>
- *
- * ITU Timer Handler
- *
- */
-
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-#include <linux/init.h>
-#include <linux/timex.h>
-
-#include <asm/segment.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/regs306x.h>
-
-#if CONFIG_H8300_ITU_CH == 0
-#define ITUBASE 0xffff64
-#define ITUIRQ 24
-#elif CONFIG_H8300_ITU_CH == 1
-#define ITUBASE 0xffff6e
-#define ITUIRQ 28
-#elif CONFIG_H8300_ITU_CH == 2
-#define ITUBASE 0xffff78
-#define ITUIRQ 32
-#elif CONFIG_H8300_ITU_CH == 3
-#define ITUBASE 0xffff82
-#define ITUIRQ 36
-#elif CONFIG_H8300_ITU_CH == 4
-#define ITUBASE 0xffff92
-#define ITUIRQ 40
-#else
-#error Unknown timer channel.
-#endif
-
-#define TCR 0
-#define TIOR 1
-#define TIER 2
-#define TSR 3
-#define TCNT 4
-#define GRA 6
-#define GRB 8
-
-static irqreturn_t timer_interrupt(int irq, void *dev_id)
-{
- h8300_timer_tick();
- ctrl_bclr(IMFA, ITUBASE + TSR);
- return IRQ_HANDLED;
-}
-
-static struct irqaction itu_irq = {
- .name = "itu",
- .handler = timer_interrupt,
- .flags = IRQF_DISABLED | IRQF_TIMER,
-};
-
-static const int __initconst divide_rate[] = {1, 2, 4, 8};
-
-void __init h8300_timer_setup(void)
-{
- unsigned int div;
- unsigned int cnt;
-
- calc_param(cnt, div, divide_rate, 0x10000);
-
- setup_irq(ITUIRQ, &itu_irq);
-
- /* initialize timer */
- ctrl_outb(0, TSTR);
- ctrl_outb(CCLR0 | div, ITUBASE + TCR);
- ctrl_outb(0x01, ITUBASE + TIER);
- ctrl_outw(cnt, ITUBASE + GRA);
- ctrl_bset(CONFIG_H8300_ITU_CH, TSTR);
-}