Linux-6.18.2/include/linux/firmware/samsung/exynos-acpm-protocol.h
2025-12-23 20:06:59 +08:00

52 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2020 Samsung Electronics Co., Ltd.
* Copyright 2020 Google LLC.
* Copyright 2024 Linaro Ltd.
*/
#ifndef __EXYNOS_ACPM_PROTOCOL_H
#define __EXYNOS_ACPM_PROTOCOL_H
#include <linux/types.h>
struct acpm_handle;
struct device_node;
struct acpm_pmic_ops {
int (*read_reg)(const struct acpm_handle *handle,
unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
u8 *buf);
int (*bulk_read)(const struct acpm_handle *handle,
unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
u8 count, u8 *buf);
int (*write_reg)(const struct acpm_handle *handle,
unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
u8 value);
int (*bulk_write)(const struct acpm_handle *handle,
unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
u8 count, const u8 *buf);
int (*update_reg)(const struct acpm_handle *handle,
unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
u8 value, u8 mask);
};
struct acpm_ops {
struct acpm_pmic_ops pmic_ops;
};
/**
* struct acpm_handle - Reference to an initialized protocol instance
* @ops:
*/
struct acpm_handle {
struct acpm_ops ops;
};
struct device;
const struct acpm_handle *devm_acpm_get_by_node(struct device *dev,
struct device_node *np);
#endif /* __EXYNOS_ACPM_PROTOCOL_H */