1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Bluetooth supports for Qualcomm Atheros ROME chips
4 *
5 * Copyright (c) 2015 The Linux Foundation. All rights reserved.
6 */
7
8#define EDL_PATCH_CMD_OPCODE 0xFC00
9#define EDL_NVM_ACCESS_OPCODE 0xFC0B
10#define EDL_WRITE_BD_ADDR_OPCODE 0xFC14
11#define EDL_PATCH_CMD_LEN 1
12#define EDL_PATCH_VER_REQ_CMD 0x19
13#define EDL_PATCH_TLV_REQ_CMD 0x1E
14#define EDL_GET_BUILD_INFO_CMD 0x20
15#define EDL_GET_BID_REQ_CMD 0x23
16#define EDL_NVM_ACCESS_SET_REQ_CMD 0x01
17#define EDL_PATCH_CONFIG_CMD 0x28
18#define MAX_SIZE_PER_TLV_SEGMENT 243
19#define QCA_PRE_SHUTDOWN_CMD 0xFC08
20#define QCA_DISABLE_LOGGING 0xFC17
21
22#define EDL_CMD_REQ_RES_EVT 0x00
23#define EDL_PATCH_VER_RES_EVT 0x19
24#define EDL_APP_VER_RES_EVT 0x02
25#define EDL_TVL_DNLD_RES_EVT 0x04
26#define EDL_CMD_EXE_STATUS_EVT 0x00
27#define EDL_SET_BAUDRATE_RSP_EVT 0x92
28#define EDL_NVM_ACCESS_CODE_EVT 0x0B
29#define EDL_PATCH_CONFIG_RES_EVT 0x00
30#define QCA_DISABLE_LOGGING_SUB_OP 0x14
31
32#define EDL_TAG_ID_BD_ADDR 2
33#define EDL_TAG_ID_HCI 17
34#define EDL_TAG_ID_DEEP_SLEEP 27
35
36#define QCA_WCN3990_POWERON_PULSE 0xFC
37#define QCA_WCN3990_POWEROFF_PULSE 0xC0
38
39#define QCA_HCI_CC_OPCODE 0xFC00
40#define QCA_HCI_CC_SUCCESS 0x00
41
42#define QCA_WCN3991_SOC_ID 0x40014320
43
44#define QCA_WCN3950_SOC_ID_T 0x40074130
45#define QCA_WCN3950_SOC_ID_S 0x40075130
46
47/* QCA chipset version can be decided by patch and SoC
48 * version, combination with upper 2 bytes from SoC
49 * and lower 2 bytes from patch will be used.
50 */
51#define get_soc_ver(soc_id, rom_ver) \
52 ((le32_to_cpu(soc_id) << 16) | (le16_to_cpu(rom_ver)))
53
54#define QCA_HSP_GF_SOC_ID 0x1200
55#define QCA_HSP_GF_SOC_MASK 0x0000ff00
56
57enum qca_baudrate {
58 QCA_BAUDRATE_115200 = 0,
59 QCA_BAUDRATE_57600,
60 QCA_BAUDRATE_38400,
61 QCA_BAUDRATE_19200,
62 QCA_BAUDRATE_9600,
63 QCA_BAUDRATE_230400,
64 QCA_BAUDRATE_250000,
65 QCA_BAUDRATE_460800,
66 QCA_BAUDRATE_500000,
67 QCA_BAUDRATE_720000,
68 QCA_BAUDRATE_921600,
69 QCA_BAUDRATE_1000000,
70 QCA_BAUDRATE_1250000,
71 QCA_BAUDRATE_2000000,
72 QCA_BAUDRATE_3000000,
73 QCA_BAUDRATE_4000000,
74 QCA_BAUDRATE_1600000,
75 QCA_BAUDRATE_3200000,
76 QCA_BAUDRATE_3500000,
77 QCA_BAUDRATE_AUTO = 0xFE,
78 QCA_BAUDRATE_RESERVED
79};
80
81enum qca_tlv_dnld_mode {
82 QCA_SKIP_EVT_NONE,
83 QCA_SKIP_EVT_VSE,
84 QCA_SKIP_EVT_CC,
85 QCA_SKIP_EVT_VSE_CC
86};
87
88enum qca_tlv_type {
89 TLV_TYPE_PATCH = 1,
90 TLV_TYPE_NVM,
91 ELF_TYPE_PATCH,
92};
93
94struct qca_fw_config {
95 u8 type;
96 char fwname[64];
97 uint8_t user_baud_rate;
98 enum qca_tlv_dnld_mode dnld_mode;
99 enum qca_tlv_dnld_mode dnld_type;
100 bdaddr_t bdaddr;
101};
102
103struct edl_event_hdr {
104 __u8 cresp;
105 __u8 rtype;
106 __u8 data[];
107} __packed;
108
109struct qca_btsoc_version {
110 __le32 product_id;
111 __le16 patch_ver;
112 __le16 rom_ver;
113 __le32 soc_id;
114} __packed;
115
116struct tlv_seg_resp {
117 __u8 result;
118} __packed;
119
120struct tlv_type_patch {
121 __le32 total_size;
122 __le32 data_length;
123 __u8 format_version;
124 __u8 signature;
125 __u8 download_mode;
126 __u8 reserved1;
127 __le16 product_id;
128 __le16 rom_build;
129 __le16 patch_version;
130 __le16 reserved2;
131 __le32 entry;
132} __packed;
133
134struct tlv_type_nvm {
135 __le16 tag_id;
136 __le16 tag_len;
137 __le32 reserve1;
138 __le32 reserve2;
139 __u8 data[];
140} __packed;
141
142struct tlv_type_hdr {
143 __le32 type_len;
144 __u8 data[];
145} __packed;
146
147enum qca_btsoc_type {
148 QCA_INVALID = -1,
149 QCA_AR3002,
150 QCA_ROME,
151 QCA_WCN3950,
152 QCA_WCN3988,
153 QCA_WCN3990,
154 QCA_WCN3998,
155 QCA_WCN3991,
156 QCA_QCA2066,
157 QCA_QCA6390,
158 QCA_WCN6750,
159 QCA_WCN6855,
160 QCA_WCN7850,
161};
162
163#if IS_ENABLED(CONFIG_BT_QCA)
164
165int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
166int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
167 enum qca_btsoc_type soc_type, struct qca_btsoc_version ver,
168 const char *firmware_name, const char *rampatch_name);
169int qca_read_soc_version(struct hci_dev *hdev, struct qca_btsoc_version *ver,
170 enum qca_btsoc_type);
171int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
172int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
173#else
174
175static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
176{
177 return -EOPNOTSUPP;
178}
179
180static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
181 enum qca_btsoc_type soc_type,
182 struct qca_btsoc_version ver,
183 const char *firmware_name,
184 const char *rampatch_name)
185{
186 return -EOPNOTSUPP;
187}
188
189static inline int qca_read_soc_version(struct hci_dev *hdev,
190 struct qca_btsoc_version *ver,
191 enum qca_btsoc_type)
192{
193 return -EOPNOTSUPP;
194}
195
196static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
197{
198 return -EOPNOTSUPP;
199}
200
201static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
202{
203 return -EOPNOTSUPP;
204}
205#endif
206

source code of linux/drivers/bluetooth/btqca.h