sh: fix watchdog timer for sh7780/sh7785

Signed-off-by: Valentin Sitdikov <valentin.sitdikov@siemens.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/sh/include/cpu-sh4/cpu/watchdog.h b/arch/sh/include/cpu-sh4/cpu/watchdog.h
index 259f6a0ce23d..7672301d0c70 100644
--- a/arch/sh/include/cpu-sh4/cpu/watchdog.h
+++ b/arch/sh/include/cpu-sh4/cpu/watchdog.h
@@ -2,6 +2,8 @@
  * include/asm-sh/cpu-sh4/watchdog.h
  *
  * Copyright (C) 2002, 2003 Paul Mundt
+ * Copyright (C) 2009 Siemens AG
+ * Copyright (C) 2009 Sitdikov Valentin
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -10,9 +12,20 @@
 #ifndef __ASM_CPU_SH4_WATCHDOG_H
 #define __ASM_CPU_SH4_WATCHDOG_H
 
+#if defined(CONFIG_CPU_SUBTYPE_SH7785) || defined(CONFIG_CPU_SUBTYPE_SH7780)
+/* Prefix definition */
+#define WTBST_HIGH      0x55
+/* Register definitions */
+#define WTCNT_R         0xffcc0010 /*WDTCNT*/
+#define WTCSR           0xffcc0004 /*WDTCSR*/
+#define WTCNT           0xffcc0000 /*WDTST*/
+#define WTST            WTCNT
+#define WTBST           0xffcc0008 /*WDTBST*/
+#else
 /* Register definitions */
 #define WTCNT           0xffc00008
 #define WTCSR           0xffc0000c
+#endif
 
 /* Bit definitions */
 #define WTCSR_TME       0x80