diff options
Diffstat (limited to 'arch/sh/boards/sh03/led.c')
-rw-r--r-- | arch/sh/boards/sh03/led.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/arch/sh/boards/sh03/led.c b/arch/sh/boards/sh03/led.c deleted file mode 100644 index d38562ad6be8..000000000000 --- a/arch/sh/boards/sh03/led.c +++ /dev/null | |||
@@ -1,48 +0,0 @@ | |||
1 | /* | ||
2 | * linux/arch/sh/boards/sh03/led.c | ||
3 | * | ||
4 | * Copyright (C) 2004 Saito.K Interface Corporation. | ||
5 | * | ||
6 | * This file contains Interface CTP/PCI-SH03 specific LED code. | ||
7 | */ | ||
8 | |||
9 | #include <linux/sched.h> | ||
10 | |||
11 | /* Cycle the LED's in the clasic Knightrider/Sun pattern */ | ||
12 | void heartbeat_sh03(void) | ||
13 | { | ||
14 | static unsigned int cnt = 0, period = 0; | ||
15 | volatile unsigned char* p = (volatile unsigned char*)0xa0800000; | ||
16 | static unsigned bit = 0, up = 1; | ||
17 | |||
18 | cnt += 1; | ||
19 | if (cnt < period) { | ||
20 | return; | ||
21 | } | ||
22 | |||
23 | cnt = 0; | ||
24 | |||
25 | /* Go through the points (roughly!): | ||
26 | * f(0)=10, f(1)=16, f(2)=20, f(5)=35,f(inf)->110 | ||
27 | */ | ||
28 | period = 110 - ( (300<<FSHIFT)/ | ||
29 | ((avenrun[0]/5) + (3<<FSHIFT)) ); | ||
30 | |||
31 | if (up) { | ||
32 | if (bit == 7) { | ||
33 | bit--; | ||
34 | up=0; | ||
35 | } else { | ||
36 | bit ++; | ||
37 | } | ||
38 | } else { | ||
39 | if (bit == 0) { | ||
40 | bit++; | ||
41 | up=1; | ||
42 | } else { | ||
43 | bit--; | ||
44 | } | ||
45 | } | ||
46 | *p = 1<<bit; | ||
47 | |||
48 | } | ||