linux-stable-rt/arch/sh/boards/renesas/hs7751rvoip/led.c

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/*
* linux/arch/sh/kernel/setup_hs7751rvoip.c
*
* Copyright (C) 2000 Kazumoto Kojima
*
* Renesas Technology Sales HS7751RVoIP Support.
*
* Modified for HS7751RVoIP by
* Atom Create Engineering Co., Ltd. 2002.
* Lineo uSolutions, Inc. 2003.
*/
#include <linux/config.h>
#include <asm/io.h>
#include <asm/hs7751rvoip/hs7751rvoip.h>
extern unsigned int debug_counter;
void debug_led_disp(void)
{
unsigned short value;
value = (unsigned char)debug_counter++;
ctrl_outb((0xf0|value), PA_OUTPORTR);
if (value == 0x0f)
debug_counter = 0;
}