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50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/*
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* driver.h -- SoC Regulator driver support.
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*
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* Copyright (C) 2007, 2008 Wolfson Microelectronics PLC.
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*
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* Author: Liam Girdwood <lrg@slimlogic.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Regulator Driver Interface.
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*/
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#ifndef __BACKPORT_LINUX_REGULATOR_DRIVER_H_
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#define __BACKPORT_LINUX_REGULATOR_DRIVER_H_
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#include <linux/version.h>
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#include_next <linux/regulator/driver.h>
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
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int regulator_map_voltage_ascend(struct regulator_dev *rdev,
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int min_uV, int max_uV);
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#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) */
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,13,0)) && \
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(LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0))
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#define devm_regulator_register LINUX_BACKPORT(devm_regulator_register)
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struct regulator_dev *
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devm_regulator_register(struct device *dev,
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const struct regulator_desc *regulator_desc,
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const struct regulator_config *config);
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#define devm_regulator_unregister LINUX_BACKPORT(devm_regulator_unregister)
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void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev);
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#endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(3,13,0)) &&
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(LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0)) */
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#ifndef REGULATOR_LINEAR_RANGE
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/* Initialize struct regulator_linear_range */
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#define REGULATOR_LINEAR_RANGE(_min_uV, _min_sel, _max_sel, _step_uV) \
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{ \
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.min_uV = _min_uV, \
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.min_sel = _min_sel, \
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.max_sel = _max_sel, \
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.uV_step = _step_uV, \
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}
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#endif
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#endif /* __BACKPORT_LINUX_REGULATOR_DRIVER_H_ */
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