diff options
Diffstat (limited to 'arch/sh/boards/se/7343/led.c')
-rw-r--r-- | arch/sh/boards/se/7343/led.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/arch/sh/boards/se/7343/led.c b/arch/sh/boards/se/7343/led.c deleted file mode 100644 index 6b39e191c420..000000000000 --- a/arch/sh/boards/se/7343/led.c +++ /dev/null | |||
@@ -1,44 +0,0 @@ | |||
1 | /* | ||
2 | * arch/sh/boards/se/7343/led.c | ||
3 | * | ||
4 | */ | ||
5 | #include <linux/sched.h> | ||
6 | #include <asm/mach/se7343.h> | ||
7 | |||
8 | /* Cycle the LED's in the clasic Knightrider/Sun pattern */ | ||
9 | void heartbeat_7343se(void) | ||
10 | { | ||
11 | static unsigned int cnt = 0, period = 0; | ||
12 | volatile unsigned short *p = (volatile unsigned short *) PA_LED; | ||
13 | static unsigned bit = 0, up = 1; | ||
14 | |||
15 | cnt += 1; | ||
16 | if (cnt < period) { | ||
17 | return; | ||
18 | } | ||
19 | |||
20 | cnt = 0; | ||
21 | |||
22 | /* Go through the points (roughly!): | ||
23 | * f(0)=10, f(1)=16, f(2)=20, f(5)=35,f(inf)->110 | ||
24 | */ | ||
25 | period = 110 - ((300 << FSHIFT) / ((avenrun[0] / 5) + (3 << FSHIFT))); | ||
26 | |||
27 | if (up) { | ||
28 | if (bit == 7) { | ||
29 | bit--; | ||
30 | up = 0; | ||
31 | } else { | ||
32 | bit++; | ||
33 | } | ||
34 | } else { | ||
35 | if (bit == 0) { | ||
36 | bit++; | ||
37 | up = 1; | ||
38 | } else { | ||
39 | bit--; | ||
40 | } | ||
41 | } | ||
42 | *p = 1 << (bit + LED_SHIFT); | ||
43 | |||
44 | } | ||