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authorAditya Angadi <aditya.angadi@arm.com>2019-04-16 11:30:25 +0530
committerAditya Angadi <aditya.angadi@arm.com>2019-04-17 18:24:35 +0530
commitf79abf5e98005aa12d8d0f145810e5b46e2d808b (patch)
tree00d4021c4dc864eb81356764d9f2dff62afdef29 /include/drivers/arm
parent5d149bdb18c0c6fb0aa76f32e0ffbb9f9269c994 (diff)
downloadtrusted-firmware-a-f79abf5e98005aa12d8d0f145810e5b46e2d808b.tar.gz
drivers/sbsa: add sbsa watchdog driver
Add a driver for configuring the SBSA Generic Watchdog which aids in the detection of errant system behaviour. Change-Id: I5a1e7149c69fd8b85be7dfbcf511f431339946f4 Signed-off-by: Aditya Angadi <aditya.angadi@arm.com>
Diffstat (limited to 'include/drivers/arm')
-rw-r--r--include/drivers/arm/sbsa.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/drivers/arm/sbsa.h b/include/drivers/arm/sbsa.h
new file mode 100644
index 0000000000..9403634f7a
--- /dev/null
+++ b/include/drivers/arm/sbsa.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2019, ARM Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SBSA_H
+#define SBSA_H
+
+#include <stdint.h>
+
+/* Register Offsets */
+#define SBSA_WDOG_WCS_OFFSET UL(0x000)
+#define SBSA_WDOG_WOR_LOW_OFFSET UL(0x008)
+#define SBSA_WDOG_WOR_HIGH_OFFSET UL(0x00C)
+
+#define SBSA_WDOG_WCS_EN U(0x1)
+
+#define SBSA_WDOG_WOR_WIDTH UL(48)
+
+void sbsa_wdog_start(uintptr_t base, uint64_t ms);
+void sbsa_wdog_stop(uintptr_t base);
+
+#endif /* SBSA_H */