1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright(c) 2009-2012 Realtek Corporation.*/
3
4#ifndef __RTL_EFUSE_H_
5#define __RTL_EFUSE_H_
6
7#define EFUSE_IC_ID_OFFSET 506
8
9#define EFUSE_MAX_WORD_UNIT 4
10
11#define EFUSE_INIT_MAP 0
12#define EFUSE_MODIFY_MAP 1
13
14#define PG_STATE_HEADER 0x01
15#define PG_STATE_WORD_0 0x02
16#define PG_STATE_WORD_1 0x04
17#define PG_STATE_WORD_2 0x08
18#define PG_STATE_WORD_3 0x10
19#define PG_STATE_DATA 0x20
20
21#define EFUSE_REPEAT_THRESHOLD_ 3
22#define EFUSE_ERROE_HANDLE 1
23
24struct efuse_map {
25 u8 offset;
26 u8 word_start;
27 u8 byte_start;
28 u8 byte_cnts;
29};
30
31struct pgpkt_struct {
32 u8 offset;
33 u8 word_en;
34 u8 data[8];
35};
36
37enum efuse_data_item {
38 EFUSE_CHIP_ID = 0,
39 EFUSE_LDO_SETTING,
40 EFUSE_CLK_SETTING,
41 EFUSE_SDIO_SETTING,
42 EFUSE_CCCR,
43 EFUSE_SDIO_MODE,
44 EFUSE_OCR,
45 EFUSE_F0CIS,
46 EFUSE_F1CIS,
47 EFUSE_MAC_ADDR,
48 EFUSE_EEPROM_VER,
49 EFUSE_CHAN_PLAN,
50 EFUSE_TXPW_TAB
51};
52
53enum {
54 VOLTAGE_V25 = 0x03,
55 LDOE25_SHIFT = 28,
56};
57
58struct efuse_priv {
59 u8 id[2];
60 u8 ldo_setting[2];
61 u8 clk_setting[2];
62 u8 cccr;
63 u8 sdio_mode;
64 u8 ocr[3];
65 u8 cis0[17];
66 u8 cis1[48];
67 u8 mac_addr[6];
68 u8 eeprom_verno;
69 u8 channel_plan;
70 u8 tx_power_b[14];
71 u8 tx_power_g[14];
72};
73
74void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf);
75void efuse_initialize(struct ieee80211_hw *hw);
76u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address);
77int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data);
78void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value);
79void read_efuse(struct ieee80211_hw *hw, u16 _offset,
80 u16 _size_byte, u8 *pbuf);
81void efuse_shadow_read(struct ieee80211_hw *hw, u8 type,
82 u16 offset, u32 *value);
83void efuse_shadow_write(struct ieee80211_hw *hw, u8 type,
84 u16 offset, u32 value);
85bool efuse_shadow_update(struct ieee80211_hw *hw);
86bool efuse_shadow_update_chk(struct ieee80211_hw *hw);
87void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw);
88void efuse_force_write_vendor_id(struct ieee80211_hw *hw);
89void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx);
90void efuse_power_switch(struct ieee80211_hw *hw, u8 write, u8 pwrstate);
91int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv,
92 int max_size, u8 *hwinfo, int *params);
93void rtl_fill_dummy(u8 *pfwbuf, u32 *pfwlen);
94void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, u8 *buffer,
95 u32 size);
96void rtl_fw_block_write(struct ieee80211_hw *hw, u8 *buffer, u32 size);
97void rtl_efuse_ops_init(struct ieee80211_hw *hw);
98#endif
99

source code of linux/drivers/net/wireless/realtek/rtlwifi/efuse.h