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authorPaul Mundt <lethal@linux-sh.org>2011-11-04 23:15:29 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-11-04 23:15:29 +0900
commitd63638440cfad75fb339fd1261bea0485c7c3ecc (patch)
treed1705ceeef82eb0b7b58f9503a472be810f418f2 /arch/arm/mach-highbank/sysregs.h
parentf1e0477a7b7a541f51eea279910eed4ddd010033 (diff)
parent1a67a573b8d9f02211f36fbab50f6265dc49384a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into rmobile-latest
Diffstat (limited to 'arch/arm/mach-highbank/sysregs.h')
-rw-r--r--arch/arm/mach-highbank/sysregs.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/arm/mach-highbank/sysregs.h b/arch/arm/mach-highbank/sysregs.h
new file mode 100644
index 00000000000..0e913389f44
--- /dev/null
+++ b/arch/arm/mach-highbank/sysregs.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2011 Calxeda, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _MACH_HIGHBANK__SYSREGS_H_
+#define _MACH_HIGHBANK__SYSREGS_H_
+
+#include <linux/io.h>
+
+extern void __iomem *sregs_base;
+
+#define HB_SREG_A9_PWR_REQ 0xf00
+#define HB_SREG_A9_BOOT_STAT 0xf04
+#define HB_SREG_A9_BOOT_DATA 0xf08
+
+#define HB_PWR_SUSPEND 0
+#define HB_PWR_SOFT_RESET 1
+#define HB_PWR_HARD_RESET 2
+#define HB_PWR_SHUTDOWN 3
+
+static inline void hignbank_set_pwr_suspend(void)
+{
+ writel(HB_PWR_SUSPEND, sregs_base + HB_SREG_A9_PWR_REQ);
+}
+
+static inline void hignbank_set_pwr_shutdown(void)
+{
+ writel(HB_PWR_SHUTDOWN, sregs_base + HB_SREG_A9_PWR_REQ);
+}
+
+static inline void hignbank_set_pwr_soft_reset(void)
+{
+ writel(HB_PWR_SOFT_RESET, sregs_base + HB_SREG_A9_PWR_REQ);
+}
+
+static inline void hignbank_set_pwr_hard_reset(void)
+{
+ writel(HB_PWR_HARD_RESET, sregs_base + HB_SREG_A9_PWR_REQ);
+}
+
+#endif