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Sat, 01 Feb 2025 01:18:23 -0800 (PST) From: Dmitry Baryshkov Date: Sat, 01 Feb 2025 11:18:12 +0200 Subject: [PATCH 1/4] dt-bindings: net: bluetooth: qualcomm: document WCN3950 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250201-rb1-bt-v1-1-ae896c4923d8@linaro.org> References: <20250201-rb1-bt-v1-0-ae896c4923d8@linaro.org> In-Reply-To: <20250201-rb1-bt-v1-0-ae896c4923d8@linaro.org> To: Marcel Holtmann , Luiz Augusto von Dentz , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Balakrishna Godavarthi , Rocky Liao , Bjorn Andersson , Konrad Dybcio Cc: linux-bluetooth@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1201; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=/d/geU3OxC4Nkibrq9A3Ew2gwBiXmZo2CHTH+6Gy0Vc=; 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It requires different firmware, so document it as a new compat string. Signed-off-by: Dmitry Baryshkov --- Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml | = 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluet= ooth.yaml b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-blueto= oth.yaml index a72152f7e29b490003114dae1e36df85cba384df..6353a336f382e4dd689d1f50a62= 4079aa83b2ffa 100644 --- a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.ya= ml +++ b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.ya= ml @@ -19,6 +19,7 @@ properties: - qcom,qca2066-bt - qcom,qca6174-bt - qcom,qca9377-bt + - qcom,wcn3950-bt - qcom,wcn3988-bt - qcom,wcn3990-bt - qcom,wcn3991-bt @@ -138,6 +139,7 @@ allOf: compatible: contains: enum: + - qcom,wcn3950-bt - qcom,wcn3988-bt - qcom,wcn3990-bt - qcom,wcn3991-bt --=20 2.39.5 From nobody Fri Dec 19 17:35:43 2025 Received: from mail-lf1-f45.google.com (mail-lf1-f45.google.com [209.85.167.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 200ED14F9EE for ; 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Sat, 01 Feb 2025 01:18:26 -0800 (PST) Received: from umbar.lan ([192.130.178.90]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-543ebe0ff47sm711234e87.93.2025.02.01.01.18.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 01 Feb 2025 01:18:25 -0800 (PST) From: Dmitry Baryshkov Date: Sat, 01 Feb 2025 11:18:13 +0200 Subject: [PATCH 2/4] Bluetooth: qca: add WCN3950 support Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250201-rb1-bt-v1-2-ae896c4923d8@linaro.org> References: <20250201-rb1-bt-v1-0-ae896c4923d8@linaro.org> In-Reply-To: <20250201-rb1-bt-v1-0-ae896c4923d8@linaro.org> To: Marcel Holtmann , Luiz Augusto von Dentz , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Balakrishna Godavarthi , Rocky Liao , Bjorn Andersson , Konrad Dybcio Cc: linux-bluetooth@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=6227; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=JHBVtVHMkSJ6nIaRKycINz9lZG2/fh0enAbh7ip1B+E=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBnnebbfXMcGG7r7nfSFMIHWVHTcM3WC2Lqz92/O hAOQZU60amJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZ53m2wAKCRCLPIo+Aiko 1aQzB/91Ydm79pJoeY19onpUPcHHgL1bo5G0a9EmSEnLUTahFmvjijmuHXvWCqWDlmhmZ4VwYGU 3rQKWiGVwVK0hE/O8a9utiX+qMfbhidpVdOTTHcUarkYVTbczNSSQAhOLlrcbzY76UGtOBomhcX TVyf8U31M4RV11hhMhGqKufnMaxAgOB2utgxZ712TnwYUxF7WnibIUaeR7g+yo58otBy/SHPVTI JSfHz1aQnvS351UJZ23eQ2WdE0dVOcmwqonCSWw1nkmNiWsjfYL+25HQbyPKDRX2BwLNWTNkJkM a42st0p0lg5sd7fqxnC8shx9V8mRSPWmr085HcJ9R9HJeSp4 X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A WCN3950 is another example of the WCN39xx BT/WiFI family of chips. It requires different firmware files and has different current requirements, so add it as a separate SoC type. Signed-off-by: Dmitry Baryshkov --- drivers/bluetooth/btqca.c | 9 +++++++++ drivers/bluetooth/btqca.h | 1 + drivers/bluetooth/hci_qca.c | 25 +++++++++++++++++++++++++ 3 files changed, 35 insertions(+) diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index cdf09d9a9ad27c080f27c5fe8d61d76085e1fd2c..4d259d8447774ac7adfcc44d7cf= b5bf41774289c 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -821,6 +821,10 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudr= ate, snprintf(config.fwname, sizeof(config.fwname), "qca/crbtfw%02x.tlv", rom_ver); break; + case QCA_WCN3950: + snprintf(config.fwname, sizeof(config.fwname), + "qca/cmbtfw%02x.tlv", rom_ver); + break; case QCA_WCN3988: snprintf(config.fwname, sizeof(config.fwname), "qca/apbtfw%02x.tlv", rom_ver); @@ -891,6 +895,10 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudr= ate, "qca/crnv%02x.bin", rom_ver); } break; + case QCA_WCN3950: + snprintf(config.fwname, sizeof(config.fwname), + "qca/cmnv%02x.bin", rom_ver); + break; case QCA_WCN3988: snprintf(config.fwname, sizeof(config.fwname), "qca/apnv%02x.bin", rom_ver); @@ -948,6 +956,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudra= te, * VsMsftOpCode. */ switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: diff --git a/drivers/bluetooth/btqca.h b/drivers/bluetooth/btqca.h index 9d28c88002257bae31249457b98a5df1df26efe4..10ba8ebfe80fa43827e5c05f9ad= 643ecb2cea872 100644 --- a/drivers/bluetooth/btqca.h +++ b/drivers/bluetooth/btqca.h @@ -145,6 +145,7 @@ enum qca_btsoc_type { QCA_INVALID =3D -1, QCA_AR3002, QCA_ROME, + QCA_WCN3950, QCA_WCN3988, QCA_WCN3990, QCA_WCN3998, diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 0ac2168f1dc4f8ae2f7a3b2912e7f5b5b8115cac..b39889ce0e8ff9d97f72eb8e70c= b9c6825984c82 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -623,6 +623,7 @@ static int qca_open(struct hci_uart *hu) qcadev =3D serdev_device_get_drvdata(hu->serdev); =20 switch (qcadev->btsoc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1366,6 +1367,7 @@ static int qca_set_baudrate(struct hci_dev *hdev, uin= t8_t baudrate) =20 /* Give the controller time to process the request */ switch (qca_soc_type(hu)) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1452,6 +1454,7 @@ static unsigned int qca_get_speed(struct hci_uart *hu, static int qca_check_speeds(struct hci_uart *hu) { switch (qca_soc_type(hu)) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1494,6 +1497,7 @@ static int qca_set_speed(struct hci_uart *hu, enum qc= a_speed_type speed_type) * changing the baudrate of chip and host. */ switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1528,6 +1532,7 @@ static int qca_set_speed(struct hci_uart *hu, enum qc= a_speed_type speed_type) =20 error: switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1746,6 +1751,7 @@ static int qca_regulator_init(struct hci_uart *hu) } =20 switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1776,6 +1782,7 @@ static int qca_regulator_init(struct hci_uart *hu) qca_set_speed(hu, QCA_INIT_SPEED); =20 switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1807,6 +1814,7 @@ static int qca_power_on(struct hci_dev *hdev) return 0; =20 switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1891,6 +1899,7 @@ static int qca_setup(struct hci_uart *hu) soc_name =3D "qca2066"; break; =20 + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1925,6 +1934,7 @@ static int qca_setup(struct hci_uart *hu) clear_bit(QCA_SSR_TRIGGERED, &qca->flags); =20 switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -1958,6 +1968,7 @@ static int qca_setup(struct hci_uart *hu) } =20 switch (soc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -2046,6 +2057,17 @@ static const struct hci_uart_proto qca_proto =3D { .dequeue =3D qca_dequeue, }; =20 +static const struct qca_device_data qca_soc_data_wcn3950 __maybe_unused = =3D { + .soc_type =3D QCA_WCN3950, + .vregs =3D (struct qca_vreg []) { + { "vddio", 15000 }, + { "vddxo", 60000 }, + { "vddrf", 155000 }, + { "vddch0", 585000 }, + }, + .num_vregs =3D 4, +}; + static const struct qca_device_data qca_soc_data_wcn3988 __maybe_unused = =3D { .soc_type =3D QCA_WCN3988, .vregs =3D (struct qca_vreg []) { @@ -2338,6 +2360,7 @@ static int qca_serdev_probe(struct serdev_device *ser= dev) qcadev->btsoc_type =3D QCA_ROME; =20 switch (qcadev->btsoc_type) { + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -2374,6 +2397,7 @@ static int qca_serdev_probe(struct serdev_device *ser= dev) break; } fallthrough; + case QCA_WCN3950: case QCA_WCN3988: case QCA_WCN3990: case QCA_WCN3991: @@ -2683,6 +2707,7 @@ static const struct of_device_id qca_bluetooth_of_mat= ch[] =3D { { .compatible =3D "qcom,qca6174-bt" }, { .compatible =3D "qcom,qca6390-bt", .data =3D &qca_soc_data_qca6390}, { .compatible =3D "qcom,qca9377-bt" }, + { .compatible =3D "qcom,wcn3950-bt", .data =3D &qca_soc_data_wcn3950}, { .compatible =3D "qcom,wcn3988-bt", .data =3D &qca_soc_data_wcn3988}, { .compatible =3D "qcom,wcn3990-bt", .data =3D &qca_soc_data_wcn3990}, { .compatible =3D "qcom,wcn3991-bt", .data =3D &qca_soc_data_wcn3991}, --=20 2.39.5 From nobody Fri Dec 19 17:35:43 2025 Received: from mail-lf1-f54.google.com (mail-lf1-f54.google.com [209.85.167.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8738A155336 for ; 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Add corresponding device node. Signed-off-by: Dmitry Baryshkov --- arch/arm64/boot/dts/qcom/qcm2290.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qc= om/qcm2290.dtsi index f0746123e594d5ce5cc314c956eaca11556a9211..5f92eb16482a0ea5f8436cfa7e5= 5849f171ebd24 100644 --- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi +++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi @@ -1239,6 +1239,21 @@ &qup_virt SLAVE_QUP_CORE_0 RPM_ALWAYS_TAG>, status =3D "disabled"; }; =20 + uart3: serial@4a8c000 { + compatible =3D "qcom,geni-uart"; + reg =3D <0x0 0x04a8c000 0x0 0x4000>; + interrupts =3D ; + clocks =3D <&gcc GCC_QUPV3_WRAP0_S3_CLK>; + clock-names =3D "se"; + interconnects =3D <&qup_virt MASTER_QUP_CORE_0 RPM_ALWAYS_TAG + &qup_virt SLAVE_QUP_CORE_0 RPM_ALWAYS_TAG>, + <&bimc MASTER_APPSS_PROC RPM_ALWAYS_TAG + &config_noc MASTER_APPSS_PROC RPM_ALWAYS_TAG>; + interconnect-names =3D "qup-core", + "qup-config"; + status =3D "disabled"; + }; + i2c4: i2c@4a90000 { compatible =3D "qcom,geni-i2c"; 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Sat, 01 Feb 2025 01:18:30 -0800 (PST) From: Dmitry Baryshkov Date: Sat, 01 Feb 2025 11:18:15 +0200 Subject: [PATCH 4/4] arm64: dts: qcom: qrb2210-rb1: add Bluetooth support Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250201-rb1-bt-v1-4-ae896c4923d8@linaro.org> References: <20250201-rb1-bt-v1-0-ae896c4923d8@linaro.org> In-Reply-To: <20250201-rb1-bt-v1-0-ae896c4923d8@linaro.org> To: Marcel Holtmann , Luiz Augusto von Dentz , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Balakrishna Godavarthi , Rocky Liao , Bjorn Andersson , Konrad Dybcio Cc: linux-bluetooth@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3063; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=HZSRmLC0Y3vRBFov52uSE72iZIw43GshJDEASCPg0Lc=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBnnebckokAP8uTlRjuuGQS1EydPg05UnSfhdcBK h/ymwhC8mSJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZ53m3AAKCRCLPIo+Aiko 1QDHB/9/g8L/8xi9FbapXjniU6lHAcvCdTF8lKitUp1rPCd20TzISTNzSWNmTZwffhmFuhFaOmS CwH/eCnFBNEes2nLsYMw7j6X3SXMpDRMIyvA9iHLr5tLMAq4dHOiWKX1QF7rVFBVrL6I60huEoz noauOfgqwe+OYMibAgsYKvZonpW0TwScpeaugF3j0k2ydB5fhvVJNQupE53dg+dDn7n8iMxP9Nl uoXW1l5u9AvNKM8G7PrpBge1CGxNzLXpBgTb64po65XZU2iM24CffrVOi1+fegIqEsuUsN1w7cp t1P2MBapIJ9GmiPeKh8LxNCL65uHnE5QfrEAiZpMeDvuu5Vx X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A Add support for the onboard WCN3950 BT/WiFi chip. Corresponding firmware has been merged to linux-firmware and should be available in the next release. Bluetooth: hci0: setting up wcn399x Bluetooth: hci0: QCA Product ID :0x0000000f Bluetooth: hci0: QCA SOC Version :0x40070120 Bluetooth: hci0: QCA ROM Version :0x00000102 Bluetooth: hci0: QCA Patch Version:0x00000001 Bluetooth: hci0: QCA controller version 0x01200102 Bluetooth: hci0: QCA Downloading qca/cmbtfw12.tlv Bluetooth: hci0: QCA Downloading qca/cmnv12.bin Bluetooth: hci0: QCA setup on UART is completed Signed-off-by: Dmitry Baryshkov --- arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 81 ++++++++++++++++++++++++++++= ++++ 1 file changed, 81 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts= /qcom/qrb2210-rb1.dts index 7a789b41c2f1887f0c41ae24da2e2fe8915ab13c..9bb2254d3198b18908bb6ba2016= 02aa809592dcb 100644 --- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts +++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts @@ -15,6 +15,7 @@ / { =20 aliases { serial0 =3D &uart4; + serial1 =3D &uart3; sdhc1 =3D &sdhc_1; sdhc2 =3D &sdhc_2; }; @@ -549,6 +550,66 @@ can@0 { }; =20 &tlmm { + uart3_default: uart3-default-state { + cts-pins { + pins =3D "gpio8"; + function =3D "qup3"; + drive-strength =3D <2>; + bias-bus-hold; + }; + + rts-pins { + pins =3D "gpio9"; + function =3D "qup3"; + drive-strength =3D <2>; + bias-disable; + }; + + tx-pins { + pins =3D "gpio10"; + function =3D "qup3"; + drive-strength =3D <2>; + bias-disable; + }; + + rx-pins { + pins =3D "gpio11"; + function =3D "qup3"; + drive-strength =3D <2>; + bias-pull-up; + }; + }; + + uart3_sleep: uart3-sleep-state { + cts-pins { + pins =3D "gpio8"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-bus-hold; + }; + + rts-pins { + pins =3D "gpio9"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-down; + }; + + tx-pins { + pins =3D "gpio10"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + + rx-pins { + pins =3D "gpio11"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + }; + lt9611_rst_pin: lt9611-rst-state { pins =3D "gpio41"; function =3D "gpio"; @@ -584,6 +645,26 @@ key_volp_n: key-volp-n-state { }; }; =20 +&uart3 { + interrupts-extended =3D <&intc GIC_SPI 330 IRQ_TYPE_LEVEL_HIGH>, + <&tlmm 11 IRQ_TYPE_LEVEL_HIGH>; + pinctrl-0 =3D <&uart3_default>; + pinctrl-1 =3D <&uart3_sleep>; + pinctrl-names =3D "default", "sleep"; + status =3D "okay"; + + bluetooth { + compatible =3D "qcom,wcn3950-bt"; + + vddio-supply =3D <&pm4125_l15>; + vddxo-supply =3D <&pm4125_l13>; + vddrf-supply =3D <&pm4125_l10>; + vddch0-supply =3D <&pm4125_l22>; + enable-gpios =3D <&tlmm 87 GPIO_ACTIVE_HIGH>; + max-speed =3D <3200000>; + }; +}; + /* UART connected to the Micro-USB port via a FTDI chip */ &uart4 { compatible =3D "qcom,geni-debug-uart"; --=20 2.39.5