diff options
author | Roshni Shah <shah.roshni@yahoo.com> | 2011-03-14 06:49:42 -0400 |
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committer | Justin Waters <justin.waters@timesys.com> | 2012-03-02 16:59:46 -0500 |
commit | 2731b2eadeaa141e6f305fa8086106608112bbaa (patch) | |
tree | 2702d45bac84073cd580ccb1bd3eafb9a000d3b6 /arch/arm/plat-mxc/include/mach/sdram_autogating.h | |
parent | 6d23f5084c975be637f7d748db82116bf84d3872 (diff) |
Add support for the i.MX53 QSB2.6.35.3-mx53-early-201103141049
This patch seems to have originated from the 11.01.00 release
from Freescale, which is no longer available except through the
gitweb interface from Freescale.
http://opensource.freescale.com/git?p=imx/linux-2.6-imx.git;a=commit;h=27fdf7bae11978d21e8aba09bb635f49b07edd4a
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/sdram_autogating.h')
-rw-r--r-- | arch/arm/plat-mxc/include/mach/sdram_autogating.h | 56 |
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 100644 index 000000000000..5dcc38178279 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/sdram_autogating.h @@ -0,0 +1,56 @@ +/* + * Copyright 2009-2010 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__ */ |