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/arch/sh/boards/renesas/hs7751rvoip/led.c

https://bitbucket.org/evzijst/gittest
C | 27 lines | 12 code | 4 blank | 11 comment | 2 complexity | 302afd8f1e34a40ce0c6b706e6cf20c9 MD5 | raw file
 1/*
 2 * linux/arch/sh/kernel/setup_hs7751rvoip.c
 3 *
 4 * Copyright (C) 2000  Kazumoto Kojima
 5 *
 6 * Renesas Technology Sales HS7751RVoIP Support.
 7 *
 8 * Modified for HS7751RVoIP by
 9 * Atom Create Engineering Co., Ltd. 2002.
10 * Lineo uSolutions, Inc. 2003.
11 */
12
13#include <linux/config.h>
14#include <asm/io.h>
15#include <asm/hs7751rvoip/hs7751rvoip.h>
16
17extern unsigned int debug_counter;
18
19void debug_led_disp(void)
20{
21	unsigned short value;
22
23	value = (unsigned char)debug_counter++;
24	ctrl_outb((0xf0|value), PA_OUTPORTR);
25	if (value == 0x0f)
26		debug_counter = 0;
27}