You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
466 B
27 lines
466 B
/*
|
|
* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#include <assert.h>
|
|
#include <common/debug.h>
|
|
|
|
#include <mt8173_def.h>
|
|
#include <rtc.h>
|
|
|
|
void rtc_bbpu_power_down(void)
|
|
{
|
|
uint16_t bbpu;
|
|
|
|
/* pull PWRBB low */
|
|
bbpu = RTC_BBPU_KEY | RTC_BBPU_AUTO | RTC_BBPU_PWREN;
|
|
if (Writeif_unlock()) {
|
|
RTC_Write(RTC_BBPU, bbpu);
|
|
if (!RTC_Write_Trigger())
|
|
assert(0);
|
|
} else {
|
|
assert(0);
|
|
}
|
|
}
|