diff options
Diffstat (limited to 'arch/h8300/kernel/timer/timer16.c')
| -rw-r--r-- | arch/h8300/kernel/timer/timer16.c | 77 | 
1 files changed, 0 insertions, 77 deletions
diff --git a/arch/h8300/kernel/timer/timer16.c b/arch/h8300/kernel/timer/timer16.c deleted file mode 100644 index 462d9f58171..00000000000 --- a/arch/h8300/kernel/timer/timer16.c +++ /dev/null @@ -1,77 +0,0 @@ -/* - *  linux/arch/h8300/kernel/timer/timer16.c - * - *  Yoshinori Sato <ysato@users.sourcefoge.jp> - * - *  16bit 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> - -/* 16bit timer */ -#if CONFIG_H8300_TIMER16_CH == 0 -#define _16BASE	0xffff78 -#define _16IRQ	24 -#elif CONFIG_H8300_TIMER16_CH == 1 -#define _16BASE	0xffff80 -#define _16IRQ	28 -#elif CONFIG_H8300_TIMER16_CH == 2 -#define _16BASE	0xffff88 -#define _16IRQ	32 -#else -#error Unknown timer channel. -#endif - -#define TCR	0 -#define TIOR	1 -#define TCNT	2 -#define GRA	4 -#define GRB	6 - -#define H8300_TIMER_FREQ CONFIG_CPU_CLOCK*10000 /* Timer input freq. */ - -static irqreturn_t timer_interrupt(int irq, void *dev_id) -{ -	h8300_timer_tick(); -	ctrl_bclr(CONFIG_H8300_TIMER16_CH, TISRA); -	return IRQ_HANDLED; -} - -static struct irqaction timer16_irq = { -	.name		= "timer-16", -	.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(_16IRQ, &timer16_irq); - -	/* initialize timer */ -	ctrl_outb(0, TSTR); -	ctrl_outb(CCLR0 | div, _16BASE + TCR); -	ctrl_outw(cnt, _16BASE + GRA); -	ctrl_bset(4 + CONFIG_H8300_TIMER16_CH, TISRA); -	ctrl_bset(CONFIG_H8300_TIMER16_CH, TSTR); -}  | 
