1 /*
2 * Bluetooth supports for Qualcomm Atheros ROME chips
3 *
4 * Copyright (c) 2015 The Linux Foundation. All rights reserved.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
20
21 #define EDL_PATCH_CMD_OPCODE (0xFC00)
22 #define EDL_NVM_ACCESS_OPCODE (0xFC0B)
23 #define EDL_PATCH_CMD_LEN (1)
24 #define EDL_PATCH_VER_REQ_CMD (0x19)
25 #define EDL_PATCH_TLV_REQ_CMD (0x1E)
26 #define EDL_NVM_ACCESS_SET_REQ_CMD (0x01)
27 #define MAX_SIZE_PER_TLV_SEGMENT (243)
28
29 #define EDL_CMD_REQ_RES_EVT (0x00)
30 #define EDL_PATCH_VER_RES_EVT (0x19)
31 #define EDL_APP_VER_RES_EVT (0x02)
32 #define EDL_TVL_DNLD_RES_EVT (0x04)
33 #define EDL_CMD_EXE_STATUS_EVT (0x00)
34 #define EDL_SET_BAUDRATE_RSP_EVT (0x92)
35 #define EDL_NVM_ACCESS_CODE_EVT (0x0B)
36
37 #define EDL_TAG_ID_HCI (17)
38 #define EDL_TAG_ID_DEEP_SLEEP (27)
39
40 enum qca_bardrate {
41 QCA_BAUDRATE_115200 = 0,
42 QCA_BAUDRATE_57600,
43 QCA_BAUDRATE_38400,
44 QCA_BAUDRATE_19200,
45 QCA_BAUDRATE_9600,
46 QCA_BAUDRATE_230400,
47 QCA_BAUDRATE_250000,
48 QCA_BAUDRATE_460800,
49 QCA_BAUDRATE_500000,
50 QCA_BAUDRATE_720000,
51 QCA_BAUDRATE_921600,
52 QCA_BAUDRATE_1000000,
53 QCA_BAUDRATE_1250000,
54 QCA_BAUDRATE_2000000,
55 QCA_BAUDRATE_3000000,
56 QCA_BAUDRATE_4000000,
57 QCA_BAUDRATE_1600000,
58 QCA_BAUDRATE_3200000,
59 QCA_BAUDRATE_3500000,
60 QCA_BAUDRATE_AUTO = 0xFE,
61 QCA_BAUDRATE_RESERVED
62 };
63
64 enum rome_tlv_type {
65 TLV_TYPE_PATCH = 1,
66 TLV_TYPE_NVM
67 };
68
69 struct rome_config {
70 u8 type;
71 char fwname[64];
72 uint8_t user_baud_rate;
73 };
74
75 struct edl_event_hdr {
76 __u8 cresp;
77 __u8 rtype;
78 __u8 data[0];
79 } __packed;
80
81 struct rome_version {
82 __le32 product_id;
83 __le16 patch_ver;
84 __le16 rome_ver;
85 __le32 soc_id;
86 } __packed;
87
88 struct tlv_seg_resp {
89 __u8 result;
90 } __packed;
91
92 struct tlv_type_patch {
93 __le32 total_size;
94 __le32 data_length;
95 __u8 format_version;
96 __u8 signature;
97 __le16 reserved1;
98 __le16 product_id;
99 __le16 rom_build;
100 __le16 patch_version;
101 __le16 reserved2;
102 __le32 entry;
103 } __packed;
104
105 struct tlv_type_nvm {
106 __le16 tag_id;
107 __le16 tag_len;
108 __le32 reserve1;
109 __le32 reserve2;
110 __u8 data[0];
111 } __packed;
112
113 struct tlv_type_hdr {
114 __le32 type_len;
115 __u8 data[0];
116 } __packed;
117
118 #if IS_ENABLED(CONFIG_BT_QCA)
119
120 int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
121 int qca_uart_setup_rome(struct hci_dev *hdev, uint8_t baudrate);
122
123 #else
124
qca_set_bdaddr_rome(struct hci_dev * hdev,const bdaddr_t * bdaddr)125 static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
126 {
127 return -EOPNOTSUPP;
128 }
129
qca_uart_setup_rome(struct hci_dev * hdev,int speed)130 static inline int qca_uart_setup_rome(struct hci_dev *hdev, int speed)
131 {
132 return -EOPNOTSUPP;
133 }
134
135 #endif
136