summaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-samsung/include/plat/regs-watchdog.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/regs-watchdog.h')
-rw-r--r--arch/arm/plat-samsung/include/plat/regs-watchdog.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/regs-watchdog.h b/arch/arm/plat-samsung/include/plat/regs-watchdog.h
new file mode 100644
index 00000000000..4938492470f
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/regs-watchdog.h
@@ -0,0 +1,41 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-watchdog.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ * http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 Watchdog timer control
+*/
+
+
+#ifndef __ASM_ARCH_REGS_WATCHDOG_H
+#define __ASM_ARCH_REGS_WATCHDOG_H
+
+#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG)
+
+#define S3C2410_WTCON S3C_WDOGREG(0x00)
+#define S3C2410_WTDAT S3C_WDOGREG(0x04)
+#define S3C2410_WTCNT S3C_WDOGREG(0x08)
+
+/* the watchdog can either generate a reset pulse, or an
+ * interrupt.
+ */
+
+#define S3C2410_WTCON_RSTEN (0x01)
+#define S3C2410_WTCON_INTEN (1<<2)
+#define S3C2410_WTCON_ENABLE (1<<5)
+
+#define S3C2410_WTCON_DIV16 (0<<3)
+#define S3C2410_WTCON_DIV32 (1<<3)
+#define S3C2410_WTCON_DIV64 (2<<3)
+#define S3C2410_WTCON_DIV128 (3<<3)
+
+#define S3C2410_WTCON_PRESCALE(x) ((x) << 8)
+#define S3C2410_WTCON_PRESCALE_MASK (0xff00)
+
+#endif /* __ASM_ARCH_REGS_WATCHDOG_H */
+
+