plat/imx/common/imx_wdog.c

   1 /*
   2  * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
   3  *
   4  * SPDX-License-Identifier: BSD-3-Clause
   5  */
   6
   7 #include <mmio.h>
   8 #include <imx_regs.h>
   9 #include <imx_wdog.h>
  10
  11 static void imx_wdog_power_down(unsigned long base)
  12 {
  13         struct wdog_regs *wdog = (struct wdog_regs *)base;
  14
  15         mmio_write_16((uintptr_t)&wdog->wmcr, 0);
  16 }
  17
  18 void imx_wdog_init(void)
  19 {
  20         imx_wdog_power_down(WDOG1_BASE);
  21         imx_wdog_power_down(WDOG2_BASE);
  22         imx_wdog_power_down(WDOG3_BASE);
  23         imx_wdog_power_down(WDOG4_BASE);
  24 }