/* *  linux/arch/h8300/platform/h8300h/aki3068net/timer.c * *  Yoshinori Sato <ysato@users.sourcefoge.jp> * *  Platform depend Timer Handler * */#include <linux/config.h>#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>#define CMFA 6#define CMIEA 0x40#define CCLR_CMA 0x08#define CLK_DIV8192 0x03#define H8300_TIMER_FREQ CONFIG_CPU_CLOCK*1000/8192 /* Timer input freq. */void __init platform_timer_setup(irqreturn_t (*timer_int)(int, void *, struct pt_regs *)){	/* setup 8bit timer ch2 */	ctrl_outb(H8300_TIMER_FREQ / HZ, TCORA2);      /* set interval */	ctrl_outb(0x00, _8TCSR2);                      /* no output */	request_irq(40, timer_int, 0, "timer", 0);	ctrl_outb(CMIEA|CCLR_CMA|CLK_DIV8192, _8TCR2); /* start count */}void platform_timer_eoi(void){	*(volatile unsigned char *)_8TCSR2 &= ~(1 << CMFA);}void platform_gettod(int *year, int *mon, int *day, int *hour,		 int *min, int *sec){	*year = *mon = *day = *hour = *min = *sec = 0;}