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_NVM_ACCESS_SET_REQ_CMD	(0x01)
 15#define MAX_SIZE_PER_TLV_SEGMENT	(243)
 16#define QCA_PRE_SHUTDOWN_CMD		(0xFC08)
 17
 18#define EDL_CMD_REQ_RES_EVT		(0x00)
 19#define EDL_PATCH_VER_RES_EVT		(0x19)
 20#define EDL_APP_VER_RES_EVT		(0x02)
 21#define EDL_TVL_DNLD_RES_EVT		(0x04)
 22#define EDL_CMD_EXE_STATUS_EVT		(0x00)
 23#define EDL_SET_BAUDRATE_RSP_EVT	(0x92)
 24#define EDL_NVM_ACCESS_CODE_EVT		(0x0B)
 25
 26#define EDL_TAG_ID_HCI			(17)
 27#define EDL_TAG_ID_DEEP_SLEEP		(27)
 28
 29#define QCA_WCN3990_POWERON_PULSE	0xFC
 30#define QCA_WCN3990_POWEROFF_PULSE	0xC0
 31
 32#define QCA_HCI_CC_OPCODE		0xFC00
 33#define QCA_HCI_CC_SUCCESS		0x00
 34
 35enum qca_baudrate {
 36	QCA_BAUDRATE_115200 	= 0,
 37	QCA_BAUDRATE_57600,
 38	QCA_BAUDRATE_38400,
 39	QCA_BAUDRATE_19200,
 40	QCA_BAUDRATE_9600,
 41	QCA_BAUDRATE_230400,
 42	QCA_BAUDRATE_250000,
 43	QCA_BAUDRATE_460800,
 44	QCA_BAUDRATE_500000,
 45	QCA_BAUDRATE_720000,
 46	QCA_BAUDRATE_921600,
 47	QCA_BAUDRATE_1000000,
 48	QCA_BAUDRATE_1250000,
 49	QCA_BAUDRATE_2000000,
 50	QCA_BAUDRATE_3000000,
 51	QCA_BAUDRATE_4000000,
 52	QCA_BAUDRATE_1600000,
 53	QCA_BAUDRATE_3200000,
 54	QCA_BAUDRATE_3500000,
 55	QCA_BAUDRATE_AUTO 	= 0xFE,
 56	QCA_BAUDRATE_RESERVED
 57};
 58
 59enum rome_tlv_dnld_mode {
 60	ROME_SKIP_EVT_NONE,
 61	ROME_SKIP_EVT_VSE,
 62	ROME_SKIP_EVT_CC,
 63	ROME_SKIP_EVT_VSE_CC
 64};
 65
 66enum rome_tlv_type {
 67	TLV_TYPE_PATCH = 1,
 68	TLV_TYPE_NVM
 69};
 70
 71struct rome_config {
 72	u8 type;
 73	char fwname[64];
 74	uint8_t user_baud_rate;
 75	enum rome_tlv_dnld_mode dnld_mode;
 76	enum rome_tlv_dnld_mode dnld_type;
 77};
 78
 79struct edl_event_hdr {
 80	__u8 cresp;
 81	__u8 rtype;
 82	__u8 data[0];
 83} __packed;
 84
 85struct rome_version {
 86	__le32 product_id;
 87	__le16 patch_ver;
 88	__le16 rome_ver;
 89	__le32 soc_id;
 90} __packed;
 91
 92struct tlv_seg_resp {
 93	__u8 result;
 94} __packed;
 95
 96struct tlv_type_patch {
 97	__le32 total_size;
 98	__le32 data_length;
 99	__u8   format_version;
100	__u8   signature;
101	__u8   download_mode;
102	__u8   reserved1;
103	__le16 product_id;
104	__le16 rom_build;
105	__le16 patch_version;
106	__le16 reserved2;
107	__le32 entry;
108} __packed;
109
110struct tlv_type_nvm {
111	__le16 tag_id;
112	__le16 tag_len;
113	__le32 reserve1;
114	__le32 reserve2;
115	__u8   data[0];
116} __packed;
117
118struct tlv_type_hdr {
119	__le32 type_len;
120	__u8   data[0];
121} __packed;
122
123enum qca_btsoc_type {
124	QCA_INVALID = -1,
125	QCA_AR3002,
126	QCA_ROME,
127	QCA_WCN3990,
128	QCA_WCN3998,
129};
130
131#if IS_ENABLED(CONFIG_BT_QCA)
132
133int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
134int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
135		   enum qca_btsoc_type soc_type, u32 soc_ver,
136		   const char *firmware_name);
137int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version);
138int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
139int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
140static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
141{
142	return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3998;
143}
144#else
145
146static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
147{
148	return -EOPNOTSUPP;
149}
150
151static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
152				 enum qca_btsoc_type soc_type, u32 soc_ver,
153				 const char *firmware_name)
154{
155	return -EOPNOTSUPP;
156}
157
158static inline int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version)
159{
160	return -EOPNOTSUPP;
161}
162
163static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
164{
165	return -EOPNOTSUPP;
166}
167
168static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
169{
170	return false;
171}
172
173static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
174{
175	return -EOPNOTSUPP;
176}
177#endif