36 lines
895 B
C
36 lines
895 B
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2021-2023 Digiteq Automotive
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* author: Martin Tuma <martin.tuma@digiteqautomotive.com>
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*/
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#ifndef __MGB4_I2C_H__
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#define __MGB4_I2C_H__
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#include <linux/i2c.h>
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struct mgb4_i2c_client {
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struct i2c_client *client;
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int addr_size;
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};
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struct mgb4_i2c_kv {
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u16 reg;
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u8 mask;
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u8 val;
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};
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int mgb4_i2c_init(struct mgb4_i2c_client *client, struct i2c_adapter *adap,
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struct i2c_board_info const *info, int addr_size);
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void mgb4_i2c_free(struct mgb4_i2c_client *client);
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s32 mgb4_i2c_read_byte(struct mgb4_i2c_client *client, u16 reg);
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s32 mgb4_i2c_write_byte(struct mgb4_i2c_client *client, u16 reg, u8 val);
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s32 mgb4_i2c_mask_byte(struct mgb4_i2c_client *client, u16 reg, u8 mask,
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u8 val);
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int mgb4_i2c_configure(struct mgb4_i2c_client *client,
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const struct mgb4_i2c_kv *values, size_t count);
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#endif
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