drivers/net/wireless/realtek/rtlwifi/efuse.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2009-2012  Realtek Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * The full GNU General Public License is included in this distribution in the
  15  * file called LICENSE.
  16  *
  17  * Contact Information:
  18  * wlanfae <wlanfae@realtek.com>
  19  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  20  * Hsinchu 300, Taiwan.
  21  *
  22  * Larry Finger <Larry.Finger@lwfinger.net>
  23  *
  24  *****************************************************************************/
  25
  26 #ifndef __RTL_EFUSE_H_
  27 #define __RTL_EFUSE_H_
  28
  29 #define EFUSE_IC_ID_OFFSET              506
  30
  31 #define EFUSE_MAX_WORD_UNIT             4
  32
  33 #define EFUSE_INIT_MAP                  0
  34 #define EFUSE_MODIFY_MAP                1
  35
  36 #define PG_STATE_HEADER                 0x01
  37 #define PG_STATE_WORD_0                 0x02
  38 #define PG_STATE_WORD_1                 0x04
  39 #define PG_STATE_WORD_2                 0x08
  40 #define PG_STATE_WORD_3                 0x10
  41 #define PG_STATE_DATA                   0x20
  42
  43 #define EFUSE_REPEAT_THRESHOLD_         3
  44 #define EFUSE_ERROE_HANDLE              1
  45
  46 struct efuse_map {
  47         u8 offset;
  48         u8 word_start;
  49         u8 byte_start;
  50         u8 byte_cnts;
  51 };
  52
  53 struct pgpkt_struct {
  54         u8 offset;
  55         u8 word_en;
  56         u8 data[8];
  57 };
  58
  59 enum efuse_data_item {
  60         EFUSE_CHIP_ID = 0,
  61         EFUSE_LDO_SETTING,
  62         EFUSE_CLK_SETTING,
  63         EFUSE_SDIO_SETTING,
  64         EFUSE_CCCR,
  65         EFUSE_SDIO_MODE,
  66         EFUSE_OCR,
  67         EFUSE_F0CIS,
  68         EFUSE_F1CIS,
  69         EFUSE_MAC_ADDR,
  70         EFUSE_EEPROM_VER,
  71         EFUSE_CHAN_PLAN,
  72         EFUSE_TXPW_TAB
  73 };
  74
  75 enum {
  76         VOLTAGE_V25 = 0x03,
  77         LDOE25_SHIFT = 28,
  78 };
  79
  80 struct efuse_priv {
  81         u8 id[2];
  82         u8 ldo_setting[2];
  83         u8 clk_setting[2];
  84         u8 cccr;
  85         u8 sdio_mode;
  86         u8 ocr[3];
  87         u8 cis0[17];
  88         u8 cis1[48];
  89         u8 mac_addr[6];
  90         u8 eeprom_verno;
  91         u8 channel_plan;
  92         u8 tx_power_b[14];
  93         u8 tx_power_g[14];
  94 };
  95
  96 void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf);
  97 void efuse_initialize(struct ieee80211_hw *hw);
  98 u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address);
  99 int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data);
 100 void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value);
 101 void read_efuse(struct ieee80211_hw *hw, u16 _offset,
 102                 u16 _size_byte, u8 *pbuf);
 103 void efuse_shadow_read(struct ieee80211_hw *hw, u8 type,
 104                        u16 offset, u32 *value);
 105 void efuse_shadow_write(struct ieee80211_hw *hw, u8 type,
 106                         u16 offset, u32 value);
 107 bool efuse_shadow_update(struct ieee80211_hw *hw);
 108 bool efuse_shadow_update_chk(struct ieee80211_hw *hw);
 109 void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw);
 110 void efuse_force_write_vendor_Id(struct ieee80211_hw *hw);
 111 void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx);
 112
 113 #endif