| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. | ||||
| 3 | * | ||||
| dp-arm | 82cb2c1 | 2017-05-03 09:38:09 +0100 | [diff] [blame] | 4 | * SPDX-License-Identifier: BSD-3-Clause |
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 5 | */ |
| Antonio Nino Diaz | 09d40e0 | 2018-12-14 00:18:21 +0000 | [diff] [blame] | 6 | |
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 7 | #include <assert.h> |
| Antonio Nino Diaz | 09d40e0 | 2018-12-14 00:18:21 +0000 | [diff] [blame] | 8 | #include <common/debug.h> |
| Antonio Nino Diaz | 09d40e0 | 2018-12-14 00:18:21 +0000 | [diff] [blame] | 9 | |
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 10 | #include <mt8173_def.h> |
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 11 | #include <rtc.h> |
| 12 | |||||
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 13 | void rtc_bbpu_power_down(void) |
| 14 | { | ||||
| 15 | uint16_t bbpu; | ||||
| 16 | |||||
| 17 | /* pull PWRBB low */ | ||||
| 18 | bbpu = RTC_BBPU_KEY | RTC_BBPU_AUTO | RTC_BBPU_PWREN; | ||||
| 19 | if (Writeif_unlock()) { | ||||
| 20 | RTC_Write(RTC_BBPU, bbpu); | ||||
| kenny liang | f389d0e | 2019-05-02 21:06:05 +0800 | [diff] [blame] | 21 | if (!RTC_Write_Trigger()) |
| Jimmy Huang | b99d961 | 2015-11-16 13:44:31 +0800 | [diff] [blame] | 22 | assert(0); |
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 23 | } else { |
| Jimmy Huang | b99d961 | 2015-11-16 13:44:31 +0800 | [diff] [blame] | 24 | assert(0); |
| CC Ma | 7d116dc | 2015-04-13 14:47:57 +0800 | [diff] [blame] | 25 | } |
| 26 | } | ||||