uboot/arch/arm/mach-keystone/cmd_poweroff.c
<<
>>
Prefs
   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
  15int 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}
  28