diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/cris/arch-v32/lib/delay.c')
-rw-r--r-- | ANDROID_3.4.5/arch/cris/arch-v32/lib/delay.c | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/ANDROID_3.4.5/arch/cris/arch-v32/lib/delay.c b/ANDROID_3.4.5/arch/cris/arch-v32/lib/delay.c deleted file mode 100644 index 39f1ac99..00000000 --- a/ANDROID_3.4.5/arch/cris/arch-v32/lib/delay.c +++ /dev/null @@ -1,28 +0,0 @@ -/* - * Precise Delay Loops for ETRAX FS - * - * Copyright (C) 2006 Axis Communications AB. - * - */ - -#include <hwregs/reg_map.h> -#include <hwregs/reg_rdwr.h> -#include <hwregs/timer_defs.h> -#include <linux/types.h> -#include <linux/delay.h> -#include <linux/module.h> - -/* - * On ETRAX FS, we can check the free-running read-only 100MHz timer - * getting 32-bit 10ns precision, theoretically good for 42.94967295 - * seconds. Unsigned arithmetic and careful expression handles - * wrapping. - */ - -void cris_delay10ns(u32 n10ns) -{ - u32 t0 = REG_RD(timer, regi_timer0, r_time); - while (REG_RD(timer, regi_timer0, r_time) - t0 < n10ns) - ; -} -EXPORT_SYMBOL(cris_delay10ns); |