blob: 02507072594f7f1c6c64646bb07850ade7ec30cc [file] [log] [blame]
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
/*
* arch/arm/cpu/armv8/gxtvbb/timer.c
*
* Copyright (C) 2020 Amlogic, Inc. All rights reserved.
*
*/
#include <asm/arch/timer.h>
#include <asm/types.h>
#include <asm/arch/secure_apb.h>
#define P_EE_TIMER_E P_ISA_TIMERE
uint32_t get_time(void)
{
return readl(P_EE_TIMER_E);
}
void _udelay(unsigned int us)
{
#ifndef CONFIG_PXP_EMULATOR
unsigned int t0 = get_time();
while (get_time() - t0 <= us)
;
#endif
}