mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
2f16ac9df4
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Francois Bedard <fbedard@synopsys.com> Cc: Wolfgang Denk <wd@denx.de> Cc: Heiko Schocher <hs@denx.de>
24 lines
553 B
C
24 lines
553 B
C
/*
|
|
* Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <asm/arcregs.h>
|
|
|
|
#define NH_MODE (1 << 1) /* Disable timer if CPU is halted */
|
|
|
|
int timer_init(void)
|
|
{
|
|
write_aux_reg(ARC_AUX_TIMER0_CTRL, NH_MODE);
|
|
/* Set max value for counter/timer */
|
|
write_aux_reg(ARC_AUX_TIMER0_LIMIT, 0xffffffff);
|
|
/* Set initial count value and restart counter/timer */
|
|
write_aux_reg(ARC_AUX_TIMER0_CNT, 0);
|
|
return 0;
|
|
}
|
|
|
|
unsigned long timer_read_counter(void)
|
|
{
|
|
return read_aux_reg(ARC_AUX_TIMER0_CNT);
|
|
}
|