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 @@ -/* - * linux/arch/sh/boards/sh03/led.c - * - * Copyright (C) 2004 Saito.K Interface Corporation. - * - * This file contains Interface CTP/PCI-SH03 specific LED code. - */ - -#include <linux/sched.h> - -/* Cycle the LED's in the clasic Knightrider/Sun pattern */ -void heartbeat_sh03(void) -{ - static unsigned int cnt = 0, period = 0; - volatile unsigned char* p = (volatile unsigned char*)0xa0800000; - static unsigned bit = 0, up = 1; - - cnt += 1; - if (cnt < period) { - return; - } - - cnt = 0; - - /* Go through the points (roughly!): - * f(0)=10, f(1)=16, f(2)=20, f(5)=35,f(inf)->110 - */ - period = 110 - ( (300<<FSHIFT)/ - ((avenrun[0]/5) + (3<<FSHIFT)) ); - - if (up) { - if (bit == 7) { - bit--; - up=0; - } else { - bit ++; - } - } else { - if (bit == 0) { - bit++; - up=1; - } else { - bit--; - } - } - *p = 1<<bit; - -} |