xref: /openbmc/linux/drivers/bluetooth/btqca.h (revision abb84c46)
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 /* QCA chipset version can be decided by patch and SoC
45  * version, combination with upper 2 bytes from SoC
46  * and lower 2 bytes from patch will be used.
47  */
48 #define get_soc_ver(soc_id, rom_ver)	\
49 	((le32_to_cpu(soc_id) << 16) | (le16_to_cpu(rom_ver)))
50 
51 #define QCA_HSP_GF_SOC_ID			0x1200
52 #define QCA_HSP_GF_SOC_MASK			0x0000ff00
53 
54 enum qca_baudrate {
55 	QCA_BAUDRATE_115200 	= 0,
56 	QCA_BAUDRATE_57600,
57 	QCA_BAUDRATE_38400,
58 	QCA_BAUDRATE_19200,
59 	QCA_BAUDRATE_9600,
60 	QCA_BAUDRATE_230400,
61 	QCA_BAUDRATE_250000,
62 	QCA_BAUDRATE_460800,
63 	QCA_BAUDRATE_500000,
64 	QCA_BAUDRATE_720000,
65 	QCA_BAUDRATE_921600,
66 	QCA_BAUDRATE_1000000,
67 	QCA_BAUDRATE_1250000,
68 	QCA_BAUDRATE_2000000,
69 	QCA_BAUDRATE_3000000,
70 	QCA_BAUDRATE_4000000,
71 	QCA_BAUDRATE_1600000,
72 	QCA_BAUDRATE_3200000,
73 	QCA_BAUDRATE_3500000,
74 	QCA_BAUDRATE_AUTO 	= 0xFE,
75 	QCA_BAUDRATE_RESERVED
76 };
77 
78 enum qca_tlv_dnld_mode {
79 	QCA_SKIP_EVT_NONE,
80 	QCA_SKIP_EVT_VSE,
81 	QCA_SKIP_EVT_CC,
82 	QCA_SKIP_EVT_VSE_CC
83 };
84 
85 enum qca_tlv_type {
86 	TLV_TYPE_PATCH = 1,
87 	TLV_TYPE_NVM,
88 	ELF_TYPE_PATCH,
89 };
90 
91 struct qca_fw_config {
92 	u8 type;
93 	char fwname[64];
94 	uint8_t user_baud_rate;
95 	enum qca_tlv_dnld_mode dnld_mode;
96 	enum qca_tlv_dnld_mode dnld_type;
97 	bdaddr_t bdaddr;
98 };
99 
100 struct edl_event_hdr {
101 	__u8 cresp;
102 	__u8 rtype;
103 	__u8 data[];
104 } __packed;
105 
106 struct qca_btsoc_version {
107 	__le32 product_id;
108 	__le16 patch_ver;
109 	__le16 rom_ver;
110 	__le32 soc_id;
111 } __packed;
112 
113 struct tlv_seg_resp {
114 	__u8 result;
115 } __packed;
116 
117 struct tlv_type_patch {
118 	__le32 total_size;
119 	__le32 data_length;
120 	__u8   format_version;
121 	__u8   signature;
122 	__u8   download_mode;
123 	__u8   reserved1;
124 	__le16 product_id;
125 	__le16 rom_build;
126 	__le16 patch_version;
127 	__le16 reserved2;
128 	__le32 entry;
129 } __packed;
130 
131 struct tlv_type_nvm {
132 	__le16 tag_id;
133 	__le16 tag_len;
134 	__le32 reserve1;
135 	__le32 reserve2;
136 	__u8   data[];
137 } __packed;
138 
139 struct tlv_type_hdr {
140 	__le32 type_len;
141 	__u8   data[];
142 } __packed;
143 
144 enum qca_btsoc_type {
145 	QCA_INVALID = -1,
146 	QCA_AR3002,
147 	QCA_ROME,
148 	QCA_WCN3988,
149 	QCA_WCN3990,
150 	QCA_WCN3998,
151 	QCA_WCN3991,
152 	QCA_QCA2066,
153 	QCA_QCA6390,
154 	QCA_WCN6750,
155 	QCA_WCN6855,
156 	QCA_WCN7850,
157 };
158 
159 #if IS_ENABLED(CONFIG_BT_QCA)
160 
161 int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
162 int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
163 		   enum qca_btsoc_type soc_type, struct qca_btsoc_version ver,
164 		   const char *firmware_name);
165 int qca_read_soc_version(struct hci_dev *hdev, struct qca_btsoc_version *ver,
166 			 enum qca_btsoc_type);
167 int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
168 int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
169 #else
170 
171 static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
172 {
173 	return -EOPNOTSUPP;
174 }
175 
176 static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
177 				 enum qca_btsoc_type soc_type,
178 				 struct qca_btsoc_version ver,
179 				 const char *firmware_name)
180 {
181 	return -EOPNOTSUPP;
182 }
183 
184 static inline int qca_read_soc_version(struct hci_dev *hdev,
185 				       struct qca_btsoc_version *ver,
186 				       enum qca_btsoc_type)
187 {
188 	return -EOPNOTSUPP;
189 }
190 
191 static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
192 {
193 	return -EOPNOTSUPP;
194 }
195 
196 static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
197 {
198 	return -EOPNOTSUPP;
199 }
200 #endif
201