Merge tag 'u-boot-atmel-fixes-2020.07-a' of https://gitlab.denx.de/u-boot/custodians...
[oweals/u-boot.git] / arch / arm / mach-keystone / cmd_poweroff.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Keystone EVM : Power off
4  *
5  * (C) Copyright 2014
6  *     Texas Instruments Incorporated, <www.ti.com>
7  */
8
9 #include <common.h>
10 #include <command.h>
11 #include <asm/arch/mon.h>
12 #include <asm/arch/psc_defs.h>
13 #include <asm/arch/hardware.h>
14
15 int do_poweroff(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
16 {
17         mon_power_off(0);
18
19         psc_disable_module(KS2_LPSC_TETRIS);
20         psc_disable_domain(KS2_TETRIS_PWR_DOMAIN);
21
22         asm volatile ("isb\n"
23                       "dsb\n"
24                       "wfi\n");
25
26         return 0;
27 }