1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * cxd2880_io.h
4 * Sony CXD2880 DVB-T2/T tuner + demodulator driver
5 * register I/O interface definitions
6 *
7 * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation
8 */
9
10#ifndef CXD2880_IO_H
11#define CXD2880_IO_H
12
13#include "cxd2880_common.h"
14
15enum cxd2880_io_tgt {
16	CXD2880_IO_TGT_SYS,
17	CXD2880_IO_TGT_DMD
18};
19
20struct cxd2880_reg_value {
21	u8 addr;
22	u8 value;
23};
24
25struct cxd2880_io {
26	int (*read_regs)(struct cxd2880_io *io,
27			 enum cxd2880_io_tgt tgt, u8 sub_address,
28			 u8 *data, u32 size);
29	int (*write_regs)(struct cxd2880_io *io,
30			  enum cxd2880_io_tgt tgt, u8 sub_address,
31			  const u8 *data, u32 size);
32	int (*write_reg)(struct cxd2880_io *io,
33			 enum cxd2880_io_tgt tgt, u8 sub_address,
34			 u8 data);
35	void *if_object;
36	u8 i2c_address_sys;
37	u8 i2c_address_demod;
38	u8 slave_select;
39	void *user;
40};
41
42int cxd2880_io_common_write_one_reg(struct cxd2880_io *io,
43				    enum cxd2880_io_tgt tgt,
44				    u8 sub_address, u8 data);
45
46int cxd2880_io_set_reg_bits(struct cxd2880_io *io,
47			    enum cxd2880_io_tgt tgt,
48			    u8 sub_address, u8 data, u8 mask);
49
50int cxd2880_io_write_multi_regs(struct cxd2880_io *io,
51				enum cxd2880_io_tgt tgt,
52				const struct cxd2880_reg_value reg_value[],
53				u8 size);
54#endif
55