From: George Moussalem <[email protected]>

Add the IPQ5018 SoC type and support for loading its firmware.

The firmware tested has been taken from GPL sources of various router
boards. Firmware files needed are:
- qca/bt_fw_patch.mbn
- qca/mpnv10.bin

Signed-off-by: George Moussalem <[email protected]>
---
 drivers/bluetooth/btqca.c | 16 ++++++++++++++++
 drivers/bluetooth/btqca.h |  3 +++
 2 files changed, 19 insertions(+)

diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c
index 04ebe290bc78..e136e91976cf 100644
--- a/drivers/bluetooth/btqca.c
+++ b/drivers/bluetooth/btqca.c
@@ -380,6 +380,9 @@ static int qca_tlv_check_data(struct hci_dev *hdev,
                break;
 
        case TLV_TYPE_NVM:
+               if (soc_type == QCA_IPQ5018)
+                       break;
+
                if (fw_size < sizeof(struct tlv_type_hdr))
                        return -EINVAL;
 
@@ -794,6 +797,9 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
        else
                rom_ver = ((soc_ver & 0x00000f00) >> 0x04) | (soc_ver & 
0x0000000f);
 
+       if (soc_type == QCA_IPQ5018)
+               goto download_nvm;
+
        if (soc_type == QCA_WCN6750)
                qca_send_patch_config_cmd(hdev);
 
@@ -881,6 +887,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
        if (soc_type == QCA_QCA2066 || soc_type == QCA_WCN7850)
                qca_read_fw_board_id(hdev, &boardid);
 
+download_nvm:
        /* Download NVM configuration */
        config.type = TLV_TYPE_NVM;
        if (firmware_name) {
@@ -939,6 +946,10 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
                        qca_get_nvm_name_by_board(config.fwname, 
sizeof(config.fwname),
                                 "hmtnv", soc_type, ver, rom_ver, boardid);
                        break;
+               case QCA_IPQ5018:
+                       snprintf(config.fwname, sizeof(config.fwname),
+                                "qca/mpnv%02x.bin", rom_ver);
+                       break;
                default:
                        snprintf(config.fwname, sizeof(config.fwname),
                                 "qca/nvm_%08x.bin", soc_ver);
@@ -958,6 +969,9 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
                return err;
        }
 
+       if (soc_type == QCA_IPQ5018)
+               msleep(NVM_READY_DELAY_MS);
+
        switch (soc_type) {
        case QCA_QCA2066:
        case QCA_QCA6390:
@@ -965,6 +979,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
        case QCA_WCN6750:
        case QCA_WCN6855:
        case QCA_WCN7850:
+       case QCA_IPQ5018:
                err = qca_disable_soc_logging(hdev);
                if (err < 0)
                        return err;
@@ -1001,6 +1016,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
        case QCA_WCN6750:
        case QCA_WCN6855:
        case QCA_WCN7850:
+       case QCA_IPQ5018:
                /* get fw build info */
                err = qca_read_fw_build_info(hdev);
                if (err < 0)
diff --git a/drivers/bluetooth/btqca.h b/drivers/bluetooth/btqca.h
index 8f3c1b1c77b3..343cd62d1137 100644
--- a/drivers/bluetooth/btqca.h
+++ b/drivers/bluetooth/btqca.h
@@ -54,6 +54,8 @@
 #define QCA_HSP_GF_SOC_ID              0x1200
 #define QCA_HSP_GF_SOC_MASK            0x0000ff00
 
+#define NVM_READY_DELAY_MS             1500
+
 enum qca_baudrate {
        QCA_BAUDRATE_115200     = 0,
        QCA_BAUDRATE_57600,
@@ -158,6 +160,7 @@ enum qca_btsoc_type {
        QCA_WCN6750,
        QCA_WCN6855,
        QCA_WCN7850,
+       QCA_IPQ5018,
 };
 
 #if IS_ENABLED(CONFIG_BT_QCA)

-- 
2.53.0



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