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Date: Wed, 16 Aug 2023 10:06:48 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Luiz Augusto von Dentz <luiz.dentz@...il.com>,
"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>, Marcel Holtmann <marcel@...tmann.org>,
Johan Hedberg <johan.hedberg@...il.com>, Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Balakrishna Godavarthi <quic_bgodavar@...cinc.com>,
Rocky Liao <quic_rjliao@...cinc.com>
Cc: netdev@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-bluetooth@...r.kernel.org,
linux-arm-msm@...r.kernel.org, Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH v4 3/3] Bluetooth: qca: add support for WCN7850
Add support for the WCN7850 Bluetooth chipset.
Tested on the SM8550 QRD platform.
Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
drivers/bluetooth/btqca.c | 10 ++++++++++
drivers/bluetooth/btqca.h | 1 +
drivers/bluetooth/hci_qca.c | 31 ++++++++++++++++++++++++++++++-
3 files changed, 41 insertions(+), 1 deletion(-)
diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c
index e301f571e971..5a35ac4138c6 100644
--- a/drivers/bluetooth/btqca.c
+++ b/drivers/bluetooth/btqca.c
@@ -631,6 +631,10 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
snprintf(config.fwname, sizeof(config.fwname),
"qca/hpbtfw%02x.tlv", rom_ver);
break;
+ case QCA_WCN7850:
+ snprintf(config.fwname, sizeof(config.fwname),
+ "qca/hmtbtfw%02x.tlv", rom_ver);
+ break;
default:
snprintf(config.fwname, sizeof(config.fwname),
"qca/rampatch_%08x.bin", soc_ver);
@@ -679,6 +683,10 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
snprintf(config.fwname, sizeof(config.fwname),
"qca/hpnv%02x.bin", rom_ver);
break;
+ case QCA_WCN7850:
+ snprintf(config.fwname, sizeof(config.fwname),
+ "qca/hmtnv%02x.bin", rom_ver);
+ break;
default:
snprintf(config.fwname, sizeof(config.fwname),
@@ -697,6 +705,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
case QCA_QCA6390:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
err = qca_disable_soc_logging(hdev);
if (err < 0)
return err;
@@ -731,6 +740,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
case QCA_WCN3991:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
/* 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 fe51c632d772..03bff5c0059d 100644
--- a/drivers/bluetooth/btqca.h
+++ b/drivers/bluetooth/btqca.h
@@ -149,6 +149,7 @@ enum qca_btsoc_type {
QCA_QCA6390,
QCA_WCN6750,
QCA_WCN6855,
+ QCA_WCN7850,
};
#if IS_ENABLED(CONFIG_BT_QCA)
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 548157119b75..4b57e15f9c7a 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -1357,6 +1357,7 @@ static int qca_set_baudrate(struct hci_dev *hdev, uint8_t baudrate)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
usleep_range(1000, 10000);
break;
@@ -1442,6 +1443,7 @@ static int qca_check_speeds(struct hci_uart *hu)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
if (!qca_get_speed(hu, QCA_INIT_SPEED) &&
!qca_get_speed(hu, QCA_OPER_SPEED))
return -EINVAL;
@@ -1483,6 +1485,7 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
hci_uart_set_flow_control(hu, true);
break;
@@ -1516,6 +1519,7 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
hci_uart_set_flow_control(hu, false);
break;
@@ -1783,6 +1787,7 @@ static int qca_power_on(struct hci_dev *hdev)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
ret = qca_regulator_init(hu);
break;
@@ -1851,6 +1856,10 @@ static int qca_setup(struct hci_uart *hu)
soc_name = "wcn6855";
break;
+ case QCA_WCN7850:
+ soc_name = "wcn7850";
+ break;
+
default:
soc_name = "ROME/QCA6390";
}
@@ -1872,6 +1881,7 @@ static int qca_setup(struct hci_uart *hu)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks);
hci_set_aosp_capable(hdev);
@@ -1901,6 +1911,7 @@ static int qca_setup(struct hci_uart *hu)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
break;
default:
@@ -2057,6 +2068,20 @@ static const struct qca_device_data qca_soc_data_wcn6855 __maybe_unused = {
.capabilities = QCA_CAP_WIDEBAND_SPEECH | QCA_CAP_VALID_LE_STATES,
};
+static const struct qca_device_data qca_soc_data_wcn7850 __maybe_unused = {
+ .soc_type = QCA_WCN7850,
+ .vregs = (struct qca_vreg []) {
+ { "vddio", 5000 },
+ { "vddaon", 26000 },
+ { "vdddig", 126000 },
+ { "vddrfa0p8", 102000 },
+ { "vddrfa1p2", 257000 },
+ { "vddrfa1p9", 302000 },
+ },
+ .num_vregs = 6,
+ .capabilities = QCA_CAP_WIDEBAND_SPEECH | QCA_CAP_VALID_LE_STATES,
+};
+
static void qca_power_shutdown(struct hci_uart *hu)
{
struct qca_serdev *qcadev;
@@ -2240,6 +2265,7 @@ static int qca_serdev_probe(struct serdev_device *serdev)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
qcadev->bt_power = devm_kzalloc(&serdev->dev,
sizeof(struct qca_power),
GFP_KERNEL);
@@ -2269,7 +2295,8 @@ static int qca_serdev_probe(struct serdev_device *serdev)
GPIOD_IN);
if (IS_ERR_OR_NULL(qcadev->sw_ctrl) &&
(data->soc_type == QCA_WCN6750 ||
- data->soc_type == QCA_WCN6855))
+ data->soc_type == QCA_WCN6855 ||
+ data->soc_type == QCA_WCN7850))
dev_warn(&serdev->dev, "failed to acquire SW_CTRL gpio\n");
qcadev->susclk = devm_clk_get_optional(&serdev->dev, NULL);
@@ -2348,6 +2375,7 @@ static void qca_serdev_remove(struct serdev_device *serdev)
case QCA_WCN3998:
case QCA_WCN6750:
case QCA_WCN6855:
+ case QCA_WCN7850:
if (power->vregs_on) {
qca_power_shutdown(&qcadev->serdev_hu);
break;
@@ -2540,6 +2568,7 @@ static const struct of_device_id qca_bluetooth_of_match[] = {
{ .compatible = "qcom,wcn3998-bt", .data = &qca_soc_data_wcn3998},
{ .compatible = "qcom,wcn6750-bt", .data = &qca_soc_data_wcn6750},
{ .compatible = "qcom,wcn6855-bt", .data = &qca_soc_data_wcn6855},
+ { .compatible = "qcom,wcn7850-bt", .data = &qca_soc_data_wcn7850},
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, qca_bluetooth_of_match);
--
2.34.1
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