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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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85 lines
2.3 KiB
C
85 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2019 Realtek Semiconductor Corporation
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* Author: Cheng-Yu Lee <cylee12@realtek.com>
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*/
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#ifndef __APW888X_REGULATOR_H
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#define __APW888X_REGULATOR_H
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#include <linux/list.h>
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#include <linux/regulator/driver.h>
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#include <linux/regulator/machine.h>
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#include <linux/regmap.h>
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#include <linux/suspend.h>
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#include <linux/mfd/apw888x.h>
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struct apw888x_regulator_desc {
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struct regulator_desc desc;
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u8 nmode_reg;
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u8 nmode_mask;
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u8 smode_reg;
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u8 smode_mask;
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u8 svsel_reg;
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u8 svsel_mask;
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u8 dischg_reg;
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u8 dischg_mask;
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};
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struct apw888x_regulator_device {
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struct device *dev;
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struct regmap *regmap;
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struct list_head list;
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};
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struct apw888x_regulator_data {
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struct list_head list;
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struct regulator_dev *rdev;
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struct apw888x_regulator_desc *desc;
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struct regmap_field *svsel;
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struct regmap_field *smode;
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struct regmap_field *nmode;
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struct regmap_field *clamp;
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struct regmap_field *dischg;
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struct regulator_state state_shutdown;
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u32 dischg_dis;
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u32 fixed_uV;
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};
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int apw888x_regulator_of_parse_cb(struct device_node *np,
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const struct regulator_desc *desc,
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struct regulator_config *config);
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unsigned int apw888x_regulator_dc_of_map_mode(unsigned int mode);
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unsigned int apw888x_regulator_ldo_of_map_mode(unsigned int mode);
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static inline int apw888x_regulator_type_is_ldo(struct apw888x_regulator_desc *gd)
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{
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return gd->desc.of_map_mode == apw888x_regulator_ldo_of_map_mode;
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}
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extern const struct regulator_ops apw888x_regulator_ops;
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extern const struct regulator_ops apw888x_regulator_fixed_uV_ops;
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extern const struct regulator_ops apw888x_regulator_vfb5_ops;
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/*
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* apw888x_regulator_set_state - set apw888x suspend state
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*
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* @rdev: regulator device
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* @state: state selection
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*/
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int apw888x_regulator_set_state(struct regulator_dev *rdev, int state);
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#define APW888X_DC_MODE_MASK (REGULATOR_MODE_NORMAL | REGULATOR_MODE_FAST)
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#define APW888X_LDO_MODE_MASK (REGULATOR_MODE_NORMAL)
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int apw888x_regulator_register(struct apw888x_regulator_device *regdev,
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struct apw888x_regulator_desc *desc);
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int apw888x_regulator_device_generic_suspend(struct apw888x_regulator_device *regdev);
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int apw888x_regulator_device_generic_resume(struct apw888x_regulator_device *regdev);
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int apw888x_regulator_device_generic_shutdown(struct apw888x_regulator_device *regdev);
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#endif /* __APW888X_REGULATOR_H */
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