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_NVM_ACCESS_SET_REQ_CMD	(0x01)
16#define EDL_PATCH_CONFIG_CMD		(0x28)
17#define MAX_SIZE_PER_TLV_SEGMENT	(243)
18#define QCA_PRE_SHUTDOWN_CMD		(0xFC08)
19#define QCA_DISABLE_LOGGING		(0xFC17)
20
21#define EDL_CMD_REQ_RES_EVT		(0x00)
22#define EDL_PATCH_VER_RES_EVT		(0x19)
23#define EDL_APP_VER_RES_EVT		(0x02)
24#define EDL_TVL_DNLD_RES_EVT		(0x04)
25#define EDL_CMD_EXE_STATUS_EVT		(0x00)
26#define EDL_SET_BAUDRATE_RSP_EVT	(0x92)
27#define EDL_NVM_ACCESS_CODE_EVT		(0x0B)
28#define EDL_PATCH_CONFIG_RES_EVT	(0x00)
29#define QCA_DISABLE_LOGGING_SUB_OP	(0x14)
30
31#define EDL_TAG_ID_HCI			(17)
32#define EDL_TAG_ID_DEEP_SLEEP		(27)
33
34#define QCA_WCN3990_POWERON_PULSE	0xFC
35#define QCA_WCN3990_POWEROFF_PULSE	0xC0
36
37#define QCA_HCI_CC_OPCODE		0xFC00
38#define QCA_HCI_CC_SUCCESS		0x00
39
40#define QCA_WCN3991_SOC_ID		(0x40014320)
41
42/* QCA chipset version can be decided by patch and SoC
43 * version, combination with upper 2 bytes from SoC
44 * and lower 2 bytes from patch will be used.
45 */
46#define get_soc_ver(soc_id, rom_ver)	\
47	((le32_to_cpu(soc_id) << 16) | (le16_to_cpu(rom_ver)))
48
49#define QCA_FW_BUILD_VER_LEN		255
50
51
52enum qca_baudrate {
53	QCA_BAUDRATE_115200 	= 0,
54	QCA_BAUDRATE_57600,
55	QCA_BAUDRATE_38400,
56	QCA_BAUDRATE_19200,
57	QCA_BAUDRATE_9600,
58	QCA_BAUDRATE_230400,
59	QCA_BAUDRATE_250000,
60	QCA_BAUDRATE_460800,
61	QCA_BAUDRATE_500000,
62	QCA_BAUDRATE_720000,
63	QCA_BAUDRATE_921600,
64	QCA_BAUDRATE_1000000,
65	QCA_BAUDRATE_1250000,
66	QCA_BAUDRATE_2000000,
67	QCA_BAUDRATE_3000000,
68	QCA_BAUDRATE_4000000,
69	QCA_BAUDRATE_1600000,
70	QCA_BAUDRATE_3200000,
71	QCA_BAUDRATE_3500000,
72	QCA_BAUDRATE_AUTO 	= 0xFE,
73	QCA_BAUDRATE_RESERVED
74};
75
76enum qca_tlv_dnld_mode {
77	QCA_SKIP_EVT_NONE,
78	QCA_SKIP_EVT_VSE,
79	QCA_SKIP_EVT_CC,
80	QCA_SKIP_EVT_VSE_CC
81};
82
83enum qca_tlv_type {
84	TLV_TYPE_PATCH = 1,
85	TLV_TYPE_NVM,
86	ELF_TYPE_PATCH,
87};
88
89struct qca_fw_config {
90	u8 type;
91	char fwname[64];
92	uint8_t user_baud_rate;
93	enum qca_tlv_dnld_mode dnld_mode;
94	enum qca_tlv_dnld_mode dnld_type;
95};
96
97struct edl_event_hdr {
98	__u8 cresp;
99	__u8 rtype;
100	__u8 data[];
101} __packed;
102
103struct qca_btsoc_version {
104	__le32 product_id;
105	__le16 patch_ver;
106	__le16 rom_ver;
107	__le32 soc_id;
108} __packed;
109
110struct tlv_seg_resp {
111	__u8 result;
112} __packed;
113
114struct tlv_type_patch {
115	__le32 total_size;
116	__le32 data_length;
117	__u8   format_version;
118	__u8   signature;
119	__u8   download_mode;
120	__u8   reserved1;
121	__le16 product_id;
122	__le16 rom_build;
123	__le16 patch_version;
124	__le16 reserved2;
125	__le32 entry;
126} __packed;
127
128struct tlv_type_nvm {
129	__le16 tag_id;
130	__le16 tag_len;
131	__le32 reserve1;
132	__le32 reserve2;
133	__u8   data[];
134} __packed;
135
136struct tlv_type_hdr {
137	__le32 type_len;
138	__u8   data[];
139} __packed;
140
141enum qca_btsoc_type {
142	QCA_INVALID = -1,
143	QCA_AR3002,
144	QCA_ROME,
145	QCA_WCN3988,
146	QCA_WCN3990,
147	QCA_WCN3998,
148	QCA_WCN3991,
149	QCA_QCA6390,
150	QCA_WCN6750,
151	QCA_WCN6855,
152	QCA_WCN7850,
153};
154
155#if IS_ENABLED(CONFIG_BT_QCA)
156
157int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
158int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
159		   enum qca_btsoc_type soc_type, struct qca_btsoc_version ver,
160		   const char *firmware_name);
161int qca_read_soc_version(struct hci_dev *hdev, struct qca_btsoc_version *ver,
162			 enum qca_btsoc_type);
163int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
164int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
165#else
166
167static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
168{
169	return -EOPNOTSUPP;
170}
171
172static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
173				 enum qca_btsoc_type soc_type,
174				 struct qca_btsoc_version ver,
175				 const char *firmware_name)
176{
177	return -EOPNOTSUPP;
178}
179
180static inline int qca_read_soc_version(struct hci_dev *hdev,
181				       struct qca_btsoc_version *ver,
182				       enum qca_btsoc_type)
183{
184	return -EOPNOTSUPP;
185}
186
187static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
188{
189	return -EOPNOTSUPP;
190}
191
192static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
193{
194	return -EOPNOTSUPP;
195}
196#endif
197