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-rw-r--r--arch/sh/boards/se/7751/led.c51
1 files changed, 0 insertions, 51 deletions
diff --git a/arch/sh/boards/se/7751/led.c b/arch/sh/boards/se/7751/led.c
deleted file mode 100644
index de4194d97c88..000000000000
--- a/arch/sh/boards/se/7751/led.c
+++ /dev/null
@@ -1,51 +0,0 @@
1/*
2 * linux/arch/sh/boards/se/7751/led.c
3 *
4 * Copyright (C) 2000 Stuart Menefy <stuart.menefy@st.com>
5 *
6 * May be copied or modified under the terms of the GNU General Public
7 * License. See linux/COPYING for more information.
8 *
9 * This file contains Solution Engine specific LED code.
10 */
11#include <linux/sched.h>
12#include <asm/se7751.h>
13
14/* Cycle the LED's in the clasic Knightrider/Sun pattern */
15void heartbeat_7751se(void)
16{
17 static unsigned int cnt = 0, period = 0;
18 volatile unsigned short* p = (volatile unsigned short*)PA_LED;
19 static unsigned bit = 0, up = 1;
20
21 cnt += 1;
22 if (cnt < period) {
23 return;
24 }
25
26 cnt = 0;
27
28 /* Go through the points (roughly!):
29 * f(0)=10, f(1)=16, f(2)=20, f(5)=35,f(inf)->110
30 */
31 period = 110 - ( (300<<FSHIFT)/
32 ((avenrun[0]/5) + (3<<FSHIFT)) );
33
34 if (up) {
35 if (bit == 7) {
36 bit--;
37 up=0;
38 } else {
39 bit ++;
40 }
41 } else {
42 if (bit == 0) {
43 bit++;
44 up=1;
45 } else {
46 bit--;
47 }
48 }
49 *p = 1<<(bit+8);
50
51}