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-rw-r--r--arch/sh/boards/se/7300/led.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/arch/sh/boards/se/7300/led.c b/arch/sh/boards/se/7300/led.c
deleted file mode 100644
index 4d03bb7774be..000000000000
--- a/arch/sh/boards/se/7300/led.c
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@@ -1,54 +0,0 @@
1/*
2 * linux/arch/sh/boards/se/7300/led.c
3 *
4 * Derived from linux/arch/sh/boards/se/770x/led.c
5 *
6 * Copyright (C) 2000 Stuart Menefy <stuart.menefy@st.com>
7 *
8 * May be copied or modified under the terms of the GNU General Public
9 * License. See linux/COPYING for more information.
10 *
11 * This file contains Solution Engine specific LED code.
12 */
13
14#include <linux/sched.h>
15#include <asm/se7300.h>
16
17/* Cycle the LED's in the clasic Knightrider/Sun pattern */
18void heartbeat_7300se(void)
19{
20 static unsigned int cnt = 0, period = 0;
21 volatile unsigned short *p = (volatile unsigned short *) PA_LED;
22 static unsigned bit = 0, up = 1;
23
24 cnt += 1;
25 if (cnt < period) {
26 return;
27 }
28
29 cnt = 0;
30
31 /* Go through the points (roughly!):
32 * f(0)=10, f(1)=16, f(2)=20, f(5)=35,f(inf)->110
33 */
34 period = 110 - ((300 << FSHIFT) / ((avenrun[0] / 5) + (3 << FSHIFT)));
35
36 if (up) {
37 if (bit == 7) {
38 bit--;
39 up = 0;
40 } else {
41 bit++;
42 }
43 } else {
44 if (bit == 0) {
45 bit++;
46 up = 1;
47 } else {
48 bit--;
49 }
50 }
51 *p = 1 << (bit + 8);
52
53}
54