initial_commit

1 files changed, 56 insertions, 0 deletions

diff --git a/arch/arm/plat-mxc/include/mach/sdram_autogating.h b/arch/arm/plat-mxc/include/mach/sdram_autogating.h
new file mode 100755
index 00000000..e102add8
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/sdram_autogating.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2009-2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/*!
+ * @defgroup DVFS Dynamic Voltage and Frequency Scaling (DVFS) Driver
+ */
+
+/*!
+ * @file arch-mxc/sdram_autogating.h
+ *
+ * @brief This file contains the SDRAM autogating function prototypes
+ *
+ *
+ * @ingroup PM
+ */
+
+#ifndef __ASM_ARCH_SDRAM_AUTOGATING_H__
+#define __ASM_ARCH_SDRAM_AUTOGATING_H__
+
+#ifdef __KERNEL__
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/workqueue.h>
+#include <linux/device.h>
+
+
+#ifdef CONFIG_ARCH_MX5
+extern void start_sdram_autogating(void);
+extern void stop_sdram_autogating(void);
+extern int sdram_autogating_active(void);
+#else
+static inline void start_sdram_autogating(void)
+{}
+
+static inline void stop_sdram_autogating(void)
+{}
+
+static inline int sdram_autogating_active(void)
+{
+	return 0;
+}
+#endif
+
+#endif				/*__KERNEL__ */
+#endif				/* __ASM_ARCH_MXC_DVFS_H__ */