Files
system76-coreboot/src/soc/rockchip/rk3288/timer.c
Angel Pons bbc99cfe36 soc/rockchip: Use SPDX for GPL-2.0-only files
Done with sed and God Lines. Only done for C-like code for now.

Change-Id: I773cc57197b29fd3f4522aece4c83b3dc9e646e0
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40135
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
2020-04-06 13:41:57 +00:00

32 lines
747 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
#include <device/mmio.h>
#include <delay.h>
#include <soc/timer.h>
#include <stdint.h>
#include <timer.h>
static uint64_t timer_raw_value(void)
{
uint64_t value0;
uint64_t value1;
value0 = (uint64_t)read32(&timer7_ptr->timer_curr_value0);
value1 = (uint64_t)read32(&timer7_ptr->timer_curr_value1);
value0 = value0 | value1<<32;
return value0;
}
void timer_monotonic_get(struct mono_time *mt)
{
mono_time_set_usecs(mt, timer_raw_value() / clocks_per_usec);
}
void init_timer(void)
{
write32(&timer7_ptr->timer_load_count0, TIMER_LOAD_VAL);
write32(&timer7_ptr->timer_load_count1, TIMER_LOAD_VAL);
write32(&timer7_ptr->timer_ctrl_reg, 1);
}