60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/* $OpenBSD: ofw_regulator.h,v 1.9 2024/06/14 20:00:32 kettenis Exp $ */
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/*
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* Copyright (c) 2016 Mark Kettenis
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _DEV_OFW_REGULATOR_H_
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#define _DEV_OFW_REGULATOR_H_
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struct regulator_device {
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int rd_node;
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void *rd_cookie;
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uint32_t (*rd_get_voltage)(void *);
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int (*rd_set_voltage)(void *, uint32_t);
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uint32_t (*rd_get_current)(void *);
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int (*rd_set_current)(void *, uint32_t);
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int (*rd_enable)(void *, int);
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uint32_t rd_volt_min, rd_volt_max;
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uint32_t rd_amp_min, rd_amp_max;
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uint32_t rd_ramp_delay;
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uint32_t rd_coupled;
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uint32_t rd_max_spread;
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LIST_ENTRY(regulator_device) rd_list;
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uint32_t rd_phandle;
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};
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void regulator_register(struct regulator_device *);
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int regulator_enable(uint32_t);
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int regulator_disable(uint32_t);
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uint32_t regulator_get_voltage(uint32_t);
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int regulator_set_voltage(uint32_t, uint32_t);
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uint32_t regulator_get_current(uint32_t);
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int regulator_set_current(uint32_t, uint32_t);
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struct regulator_notifier {
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uint32_t rn_phandle;
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void *rn_cookie;
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void (*rn_notify)(void *, uint32_t);
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LIST_ENTRY(regulator_notifier) rn_list;
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};
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void regulator_notify(struct regulator_notifier *);
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#endif /* _DEV_OFW_REGULATOR_H_ */
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