reset.c 631 B

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (C) 2014, STMicroelectronics - All Rights Reserved
  4. * Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics.
  5. */
  6. #include <common.h>
  7. #include <cpu_func.h>
  8. #include <asm/io.h>
  9. #include <asm/arch/stv0991_wdru.h>
  10. void reset_cpu(ulong ignored)
  11. {
  12. puts("System is going to reboot ...\n");
  13. /*
  14. * This 1 second delay will allow the above message
  15. * to be printed before reset
  16. */
  17. udelay((1000 * 1000));
  18. /* Setting bit 1 of the WDRU unit will reset the SoC */
  19. writel(WDRU_RST_SYS, &stv0991_wd_ru_ptr->wdru_ctrl1);
  20. /* system will restart */
  21. while (1)
  22. ;
  23. }