diff options
Diffstat (limited to 'arch/h8300/kernel/timer/timer8.c')
| -rw-r--r-- | arch/h8300/kernel/timer/timer8.c | 102 | 
1 files changed, 0 insertions, 102 deletions
diff --git a/arch/h8300/kernel/timer/timer8.c b/arch/h8300/kernel/timer/timer8.c deleted file mode 100644 index 505f3415b40..00000000000 --- a/arch/h8300/kernel/timer/timer8.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - *  linux/arch/h8300/kernel/cpu/timer/timer8.c - * - *  Yoshinori Sato <ysato@users.sourcefoge.jp> - * - *  8bit 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/profile.h> - -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/timer.h> -#if defined(CONFIG_CPU_H8300H) -#include <asm/regs306x.h> -#endif -#if defined(CONFIG_CPU_H8S) -#include <asm/regs267x.h> -#endif - -/* 8bit timer x2 */ -#define CMFA	6 - -#if defined(CONFIG_H8300_TIMER8_CH0) -#define _8BASE	_8TCR0 -#ifdef CONFIG_CPU_H8300H -#define _8IRQ	36 -#endif -#ifdef CONFIG_CPU_H8S -#define _8IRQ	72 -#endif -#elif defined(CONFIG_H8300_TIMER8_CH2) -#ifdef CONFIG_CPU_H8300H -#define _8BASE	_8TCR2 -#define _8IRQ	40 -#endif -#endif - -#ifndef _8BASE -#error Unknown timer channel. -#endif - -#define _8TCR	0 -#define _8TCSR	2 -#define TCORA	4 -#define TCORB	6 -#define _8TCNT	8 - -#define CMIEA	0x40 -#define CCLR_CMA 0x08 -#define CKS2	0x04 - -/* - * timer_interrupt() needs to keep up the real-time clock, - * as well as call the "xtime_update()" routine every clocktick - */ - -static irqreturn_t timer_interrupt(int irq, void *dev_id) -{ -	h8300_timer_tick(); -	ctrl_bclr(CMFA, _8BASE + _8TCSR); -	return IRQ_HANDLED; -} - -static struct irqaction timer8_irq = { -	.name		= "timer-8", -	.handler	= timer_interrupt, -	.flags		= IRQF_DISABLED | IRQF_TIMER, -}; - -static const int __initconst divide_rate[] = {8, 64, 8192}; - -void __init h8300_timer_setup(void) -{ -	unsigned int div; -	unsigned int cnt; - -	calc_param(cnt, div, divide_rate, 0x10000); -	div++; - -	setup_irq(_8IRQ, &timer8_irq); - -#if defined(CONFIG_CPU_H8S) -	/* Timer module enable */ -	ctrl_bclr(0, MSTPCRL) -#endif - -	/* initialize timer */ -	ctrl_outw(cnt, _8BASE + TCORA); -	ctrl_outw(0x0000, _8BASE + _8TCSR); -	ctrl_outw((CMIEA|CCLR_CMA|CKS2) << 8 | div, -		  _8BASE + _8TCR); -}  | 
