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-rw-r--r--plat/imx/common/imx_wdog.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/plat/imx/common/imx_wdog.c b/plat/imx/common/imx_wdog.c
new file mode 100644
index 0000000..af6d767
--- /dev/null
+++ b/plat/imx/common/imx_wdog.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lib/mmio.h>
+
+#include <imx_regs.h>
+#include <imx_wdog.h>
+
+static void imx_wdog_power_down(unsigned long base)
+{
+ struct wdog_regs *wdog = (struct wdog_regs *)base;
+
+ mmio_write_16((uintptr_t)&wdog->wmcr, 0);
+}
+
+void imx_wdog_init(void)
+{
+ imx_wdog_power_down(WDOG1_BASE);
+ imx_wdog_power_down(WDOG2_BASE);
+ imx_wdog_power_down(WDOG3_BASE);
+ imx_wdog_power_down(WDOG4_BASE);
+}