drivers/bluetooth/btmtk.h

   1 /* SPDX-License-Identifier: ISC */
   2 /* Copyright (C) 2021 MediaTek Inc. */
   3
   4 #define FIRMWARE_MT7622         "mediatek/mt7622pr2h.bin"
   5 #define FIRMWARE_MT7663         "mediatek/mt7663pr2h.bin"
   6 #define FIRMWARE_MT7668         "mediatek/mt7668pr2h.bin"
   7 #define FIRMWARE_MT7961         "mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin"
   8
   9 #define HCI_EV_WMT 0xe4
  10 #define HCI_WMT_MAX_EVENT_SIZE          64
  11
  12 #define BTMTK_WMT_REG_WRITE 0x1
  13 #define BTMTK_WMT_REG_READ 0x2
  14
  15 #define MT7921_BTSYS_RST 0x70002610
  16 #define MT7921_BTSYS_RST_WITH_GPIO BIT(7)
  17
  18 #define MT7921_PINMUX_0 0x70005050
  19 #define MT7921_PINMUX_1 0x70005054
  20
  21 #define MT7921_DLSTATUS 0x7c053c10
  22 #define BT_DL_STATE BIT(1)
  23
  24 enum {
  25         BTMTK_WMT_PATCH_DWNLD = 0x1,
  26         BTMTK_WMT_TEST = 0x2,
  27         BTMTK_WMT_WAKEUP = 0x3,
  28         BTMTK_WMT_HIF = 0x4,
  29         BTMTK_WMT_FUNC_CTRL = 0x6,
  30         BTMTK_WMT_RST = 0x7,
  31         BTMTK_WMT_REGISTER = 0x8,
  32         BTMTK_WMT_SEMAPHORE = 0x17,
  33 };
  34
  35 enum {
  36         BTMTK_WMT_INVALID,
  37         BTMTK_WMT_PATCH_UNDONE,
  38         BTMTK_WMT_PATCH_PROGRESS,
  39         BTMTK_WMT_PATCH_DONE,
  40         BTMTK_WMT_ON_UNDONE,
  41         BTMTK_WMT_ON_DONE,
  42         BTMTK_WMT_ON_PROGRESS,
  43 };
  44
  45 struct btmtk_wmt_hdr {
  46         u8      dir;
  47         u8      op;
  48         __le16  dlen;
  49         u8      flag;
  50 } __packed;
  51
  52 struct btmtk_hci_wmt_cmd {
  53         struct btmtk_wmt_hdr hdr;
  54         u8 data[];
  55 } __packed;
  56
  57 struct btmtk_hci_wmt_evt {
  58         struct hci_event_hdr hhdr;
  59         struct btmtk_wmt_hdr whdr;
  60 } __packed;
  61
  62 struct btmtk_hci_wmt_evt_funcc {
  63         struct btmtk_hci_wmt_evt hwhdr;
  64         __be16 status;
  65 } __packed;
  66
  67 struct btmtk_hci_wmt_evt_reg {
  68         struct btmtk_hci_wmt_evt hwhdr;
  69         u8 rsv[2];
  70         u8 num;
  71         __le32 addr;
  72         __le32 val;
  73 } __packed;
  74
  75 struct btmtk_tci_sleep {
  76         u8 mode;
  77         __le16 duration;
  78         __le16 host_duration;
  79         u8 host_wakeup_pin;
  80         u8 time_compensation;
  81 } __packed;
  82
  83 struct btmtk_wakeon {
  84         u8 mode;
  85         u8 gpo;
  86         u8 active_high;
  87         __le16 enable_delay;
  88         __le16 wakeup_delay;
  89 } __packed;
  90
  91 struct btmtk_sco {
  92         u8 clock_config;
  93         u8 transmit_format_config;
  94         u8 channel_format_config;
  95         u8 channel_select_config;
  96 } __packed;
  97
  98 struct reg_read_cmd {
  99         u8 type;
 100         u8 rsv;
 101         u8 num;
 102         __le32 addr;
 103 } __packed;
 104
 105 struct reg_write_cmd {
 106         u8 type;
 107         u8 rsv;
 108         u8 num;
 109         __le32 addr;
 110         __le32 data;
 111         __le32 mask;
 112 } __packed;
 113
 114 struct btmtk_hci_wmt_params {
 115         u8 op;
 116         u8 flag;
 117         u16 dlen;
 118         const void *data;
 119         u32 *status;
 120 };
 121
 122 typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *,
 123                                    struct btmtk_hci_wmt_params *);
 124
 125 #if IS_ENABLED(CONFIG_BT_MTK)
 126
 127 int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 128
 129 int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
 130                               wmt_cmd_sync_func_t wmt_cmd_sync);
 131
 132 int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
 133                          wmt_cmd_sync_func_t wmt_cmd_sync);
 134 #else
 135
 136 static inline int btmtk_set_bdaddr(struct hci_dev *hdev,
 137                                    const bdaddr_t *bdaddr)
 138 {
 139         return -EOPNOTSUPP;
 140 }
 141
 142 static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
 143                                      wmt_cmd_sync_func_t wmt_cmd_sync)
 144 {
 145         return -EOPNOTSUPP;
 146 }
 147
 148 static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
 149                                 wmt_cmd_sync_func_t wmt_cmd_sync)
 150 {
 151         return -EOPNOTSUPP;
 152 }
 153
 154 #endif