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* [PATCH v7 0/1] Enable Bluetooth on qcs6490-rb3gen2 board
@ 2025-01-07 13:41 Janaki Ramaiah Thota
  2025-01-07 13:41 ` [PATCH v7 1/1] dt-bindings: bluetooth: Utilize PMU abstraction for WCN6750 Janaki Ramaiah Thota
  2025-01-09 16:17 ` [PATCH v7 0/1] Enable Bluetooth on qcs6490-rb3gen2 board patchwork-bot+bluetooth
  0 siblings, 2 replies; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2025-01-07 13:41 UTC (permalink / raw)
  To: Marcel Holtmann, Luiz Augusto von Dentz, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Balakrishna Godavarthi,
	Rocky Liao
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, linux-bluetooth,
	devicetree, linux-kernel

- Patch 1/1 Utilize the PMU abstraction for the WCN6750 and update the bindings accordingly.

----
Changes from v6:
* Elaborated the commit message with more information.
* Link to v6: https://lore.kernel.org/lkml/20241223135700.22660-1-quic_janathot@quicinc.com/

Changes from v5:
* Update the wcn6750 required properties in bindings.
* Link to v5: https://lore.kernel.org/linux-arm-msm/20241209103455.9675-1-quic_janathot@quicinc.com/

Changes from v4:
* Added reviewed tag by Krzysztof in p1
* Updated the p2 commit message with sw_ctrl and wifi-enable are
  handled in wifi FW.
* Added blank line between the nodes in p2
* Placed the structures in proper order in p4
* Link to v4: https://lore.kernel.org/all/20241204131706.20791-1-quic_janathot@quicinc.com/

Changes from v3:
* Defined the PMU node and used the its output to power up BT
* Used power sequencer for wcn wcn6750 module
* Split the patch to multiple as per subtree
* Add description of the PMU of the WCN6750 module
* Include separate UART state node for sleep pin configuarion
* Link to v3: https://lore.kernel.org/linux-arm-msm/20241022104600.3228-1-quic_janathot@quicinc.com/

Changes from v2:
* Sorted nodes alphabetically
* Link to v2: https://lore.kernel.org/linux-arm-msm/20241010105107.30118-1-quic_janathot@quicinc.com/

Changes from v1:
* Corrected the board name in subject
* Link to v1: https://lore.kernel.org/linux-arm-msm/20241009111436.23473-1-quic_janathot@quicinc.com/
Janaki Ramaiah Thota (1):
  dt-bindings: bluetooth: Utilize PMU abstraction for WCN6750

 .../bindings/net/bluetooth/qualcomm-bluetooth.yaml           | 5 -----
 1 file changed, 5 deletions(-)

-- 



^ permalink raw reply	[flat|nested] 13+ messages in thread
* [RESEND PATCH v9 1/2] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node
@ 2025-02-20 11:29 Janaki Ramaiah Thota
  2025-02-20 11:54 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2025-02-20 11:29 UTC (permalink / raw)
  To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Marcel Holtmann, Luiz Augusto von Dentz
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, linux-arm-msm,
	devicetree, linux-kernel, linux-bluetooth

Add the PMU node for WCN6750 present on the qcs6490-rb3gen
board and assign its power outputs to the Bluetooth module.

In WCN6750 module sw_ctrl and wifi-enable pins are handled
in the wifi controller firmware. Therefore, it is not required
to have those pins' entries in the PMU node.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 167 ++++++++++++++++++-
 1 file changed, 166 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 7a36c90ad4ec..0a3243499dfb 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 /dts-v1/;
@@ -34,6 +34,7 @@ / {
 
 	aliases {
 		serial0 = &uart5;
+		serial1 = &uart7;
 	};
 
 	chosen {
@@ -218,6 +219,63 @@ vph_pwr: vph-pwr-regulator {
 		regulator-min-microvolt = <3700000>;
 		regulator-max-microvolt = <3700000>;
 	};
+
+	wcn6750-pmu {
+		compatible = "qcom,wcn6750-pmu";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_en>;
+		vddaon-supply = <&vreg_s7b_0p972>;
+		vddasd-supply = <&vreg_l11c_2p8>;
+		vddpmu-supply = <&vreg_s7b_0p972>;
+		vddrfa0p8-supply = <&vreg_s7b_0p972>;
+		vddrfa1p2-supply = <&vreg_s8b_1p272>;
+		vddrfa1p7-supply = <&vreg_s1b_1p872>;
+		vddrfa2p2-supply = <&vreg_s1c_2p19>;
+
+		bt-enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
+
+		regulators {
+			vreg_pmu_rfa_cmn: ldo0 {
+				regulator-name = "vreg_pmu_rfa_cmn";
+			};
+
+			vreg_pmu_aon_0p59: ldo1 {
+				regulator-name = "vreg_pmu_aon_0p59";
+			};
+
+			vreg_pmu_wlcx_0p8: ldo2 {
+				regulator-name = "vreg_pmu_wlcx_0p8";
+			};
+
+			vreg_pmu_wlmx_0p85: ldo3 {
+				regulator-name = "vreg_pmu_wlmx_0p85";
+			};
+
+			vreg_pmu_btcmx_0p85: ldo4 {
+				regulator-name = "vreg_pmu_btcmx_0p85";
+			};
+
+			vreg_pmu_rfa_0p8: ldo5 {
+				regulator-name = "vreg_pmu_rfa_0p8";
+			};
+
+			vreg_pmu_rfa_1p2: ldo6 {
+				regulator-name = "vreg_pmu_rfa_1p2";
+			};
+
+			vreg_pmu_rfa_1p7: ldo7 {
+				regulator-name = "vreg_pmu_rfa_1p7";
+			};
+
+			vreg_pmu_pcie_0p9: ldo8 {
+				regulator-name = "vreg_pmu_pcie_0p9";
+			};
+
+			vreg_pmu_pcie_1p8: ldo9 {
+				regulator-name = "vreg_pmu_pcie_1p8";
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -799,6 +857,39 @@ &pon_resin {
 	status = "okay";
 };
 
+&qup_uart7_cts {
+	/*
+	 * Configure a bias-bus-hold on CTS to lower power
+	 * usage when Bluetooth is turned off. Bus hold will
+	 * maintain a low power state regardless of whether
+	 * the Bluetooth module drives the pin in either
+	 * direction or leaves the pin fully unpowered.
+	 */
+	bias-bus-hold;
+};
+
+&qup_uart7_rts {
+	/* We'll drive RTS, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
+&qup_uart7_rx {
+	/*
+	 * Configure a pull-up on RX. This is needed to avoid
+	 * garbage data when the TX pin of the Bluetooth module is
+	 * in tri-state (module powered off or not driving the
+	 * signal yet).
+	 */
+	bias-pull-up;
+};
+
+&qup_uart7_tx {
+	/* We'll drive TX, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -842,12 +933,86 @@ &sdhc_2 {
 &tlmm {
 	gpio-reserved-ranges = <32 2>, /* ADSP */
 			       <48 4>; /* NFC */
+
+	bt_en: bt-en-state {
+		pins = "gpio85";
+		function = "gpio";
+		output-low;
+		bias-disable;
+	};
+
+	qup_uart7_sleep_cts: qup-uart7-sleep-cts-state {
+		pins = "gpio28";
+		function = "gpio";
+		/*
+		 * Configure a bias-bus-hold on CTS to lower power
+		 * usage when Bluetooth is turned off. Bus hold will
+		 * maintain a low power state regardless of whether
+		 * the Bluetooth module drives the pin in either
+		 * direction or leaves the pin fully unpowered.
+		 */
+		bias-bus-hold;
+	};
+
+	qup_uart7_sleep_rts: qup-uart7-sleep-rts-state {
+		pins = "gpio29";
+		function = "gpio";
+		/*
+		 * Configure pull-down on RTS. As RTS is active low
+		 * signal, pull it low to indicate the BT SoC that it
+		 * can wakeup the system anytime from suspend state by
+		 * pulling RX low (by sending wakeup bytes).
+		 */
+		bias-pull-down;
+	};
+
+	qup_uart7_sleep_rx: qup-uart7-sleep-rx-state {
+		pins = "gpio31";
+		function = "gpio";
+		/*
+		 * Configure a pull-up on RX. This is needed to avoid
+		 * garbage data when the TX pin of the Bluetooth module
+		 * is floating which may cause spurious wakeups.
+		 */
+		bias-pull-up;
+	};
+
+	qup_uart7_sleep_tx: qup-uart7-sleep-tx-state {
+		pins = "gpio30";
+		function = "gpio";
+		/*
+		 * Configure pull-up on TX when it isn't actively driven
+		 * to prevent BT SoC from receiving garbage during sleep.
+		 */
+		bias-pull-up;
+	};
 };
 
 &uart5 {
 	status = "okay";
 };
 
+&uart7 {
+	/delete-property/interrupts;
+	interrupts-extended = <&intc GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>,
+				<&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
+	pinctrl-1 =  <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>,
+		<&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
+	pinctrl-names = "default", "sleep";
+	status = "okay";
+
+	bluetooth: bluetooth {
+		compatible = "qcom,wcn6750-bt";
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+		vddaon-supply = <&vreg_pmu_aon_0p59>;
+		vddbtcmx-supply = <&vreg_pmu_btcmx_0p85>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		max-speed = <3200000>;
+	};
+};
+
 &usb_1 {
 	status = "okay";
 };
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


^ permalink raw reply related	[flat|nested] 13+ messages in thread
* [PATCH v9 1/2] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node
@ 2025-01-30 18:34 Janaki Ramaiah Thota
  2025-01-30 19:01 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2025-01-30 18:34 UTC (permalink / raw)
  To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Marcel Holtmann, Luiz Augusto von Dentz
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, linux-arm-msm,
	devicetree, linux-kernel, linux-bluetooth

Add the PMU node for WCN6750 present on the qcs6490-rb3gen
board and assign its power outputs to the Bluetooth module.

In WCN6750 module sw_ctrl and wifi-enable pins are handled
in the wifi controller firmware. Therefore, it is not required
to have those pins' entries in the PMU node.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 167 ++++++++++++++++++-
 1 file changed, 166 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 7a36c90ad4ec..0a3243499dfb 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 /dts-v1/;
@@ -34,6 +34,7 @@ / {
 
 	aliases {
 		serial0 = &uart5;
+		serial1 = &uart7;
 	};
 
 	chosen {
@@ -218,6 +219,63 @@ vph_pwr: vph-pwr-regulator {
 		regulator-min-microvolt = <3700000>;
 		regulator-max-microvolt = <3700000>;
 	};
+
+	wcn6750-pmu {
+		compatible = "qcom,wcn6750-pmu";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_en>;
+		vddaon-supply = <&vreg_s7b_0p972>;
+		vddasd-supply = <&vreg_l11c_2p8>;
+		vddpmu-supply = <&vreg_s7b_0p972>;
+		vddrfa0p8-supply = <&vreg_s7b_0p972>;
+		vddrfa1p2-supply = <&vreg_s8b_1p272>;
+		vddrfa1p7-supply = <&vreg_s1b_1p872>;
+		vddrfa2p2-supply = <&vreg_s1c_2p19>;
+
+		bt-enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
+
+		regulators {
+			vreg_pmu_rfa_cmn: ldo0 {
+				regulator-name = "vreg_pmu_rfa_cmn";
+			};
+
+			vreg_pmu_aon_0p59: ldo1 {
+				regulator-name = "vreg_pmu_aon_0p59";
+			};
+
+			vreg_pmu_wlcx_0p8: ldo2 {
+				regulator-name = "vreg_pmu_wlcx_0p8";
+			};
+
+			vreg_pmu_wlmx_0p85: ldo3 {
+				regulator-name = "vreg_pmu_wlmx_0p85";
+			};
+
+			vreg_pmu_btcmx_0p85: ldo4 {
+				regulator-name = "vreg_pmu_btcmx_0p85";
+			};
+
+			vreg_pmu_rfa_0p8: ldo5 {
+				regulator-name = "vreg_pmu_rfa_0p8";
+			};
+
+			vreg_pmu_rfa_1p2: ldo6 {
+				regulator-name = "vreg_pmu_rfa_1p2";
+			};
+
+			vreg_pmu_rfa_1p7: ldo7 {
+				regulator-name = "vreg_pmu_rfa_1p7";
+			};
+
+			vreg_pmu_pcie_0p9: ldo8 {
+				regulator-name = "vreg_pmu_pcie_0p9";
+			};
+
+			vreg_pmu_pcie_1p8: ldo9 {
+				regulator-name = "vreg_pmu_pcie_1p8";
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -799,6 +857,39 @@ &pon_resin {
 	status = "okay";
 };
 
+&qup_uart7_cts {
+	/*
+	 * Configure a bias-bus-hold on CTS to lower power
+	 * usage when Bluetooth is turned off. Bus hold will
+	 * maintain a low power state regardless of whether
+	 * the Bluetooth module drives the pin in either
+	 * direction or leaves the pin fully unpowered.
+	 */
+	bias-bus-hold;
+};
+
+&qup_uart7_rts {
+	/* We'll drive RTS, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
+&qup_uart7_rx {
+	/*
+	 * Configure a pull-up on RX. This is needed to avoid
+	 * garbage data when the TX pin of the Bluetooth module is
+	 * in tri-state (module powered off or not driving the
+	 * signal yet).
+	 */
+	bias-pull-up;
+};
+
+&qup_uart7_tx {
+	/* We'll drive TX, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -842,12 +933,86 @@ &sdhc_2 {
 &tlmm {
 	gpio-reserved-ranges = <32 2>, /* ADSP */
 			       <48 4>; /* NFC */
+
+	bt_en: bt-en-state {
+		pins = "gpio85";
+		function = "gpio";
+		output-low;
+		bias-disable;
+	};
+
+	qup_uart7_sleep_cts: qup-uart7-sleep-cts-state {
+		pins = "gpio28";
+		function = "gpio";
+		/*
+		 * Configure a bias-bus-hold on CTS to lower power
+		 * usage when Bluetooth is turned off. Bus hold will
+		 * maintain a low power state regardless of whether
+		 * the Bluetooth module drives the pin in either
+		 * direction or leaves the pin fully unpowered.
+		 */
+		bias-bus-hold;
+	};
+
+	qup_uart7_sleep_rts: qup-uart7-sleep-rts-state {
+		pins = "gpio29";
+		function = "gpio";
+		/*
+		 * Configure pull-down on RTS. As RTS is active low
+		 * signal, pull it low to indicate the BT SoC that it
+		 * can wakeup the system anytime from suspend state by
+		 * pulling RX low (by sending wakeup bytes).
+		 */
+		bias-pull-down;
+	};
+
+	qup_uart7_sleep_rx: qup-uart7-sleep-rx-state {
+		pins = "gpio31";
+		function = "gpio";
+		/*
+		 * Configure a pull-up on RX. This is needed to avoid
+		 * garbage data when the TX pin of the Bluetooth module
+		 * is floating which may cause spurious wakeups.
+		 */
+		bias-pull-up;
+	};
+
+	qup_uart7_sleep_tx: qup-uart7-sleep-tx-state {
+		pins = "gpio30";
+		function = "gpio";
+		/*
+		 * Configure pull-up on TX when it isn't actively driven
+		 * to prevent BT SoC from receiving garbage during sleep.
+		 */
+		bias-pull-up;
+	};
 };
 
 &uart5 {
 	status = "okay";
 };
 
+&uart7 {
+	/delete-property/interrupts;
+	interrupts-extended = <&intc GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>,
+				<&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
+	pinctrl-1 =  <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>,
+		<&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
+	pinctrl-names = "default", "sleep";
+	status = "okay";
+
+	bluetooth: bluetooth {
+		compatible = "qcom,wcn6750-bt";
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+		vddaon-supply = <&vreg_pmu_aon_0p59>;
+		vddbtcmx-supply = <&vreg_pmu_btcmx_0p85>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		max-speed = <3200000>;
+	};
+};
+
 &usb_1 {
 	status = "okay";
 };
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


^ permalink raw reply related	[flat|nested] 13+ messages in thread
* [PATCH v8 1/2] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node
@ 2025-01-27  6:49 Janaki Ramaiah Thota
  2025-01-27  7:31 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2025-01-27  6:49 UTC (permalink / raw)
  To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Marcel Holtmann, Luiz Augusto von Dentz
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, linux-arm-msm,
	devicetree, linux-kernel, linux-bluetooth, Dmitry Baryshkov

Add the PMU node for WCN6750 present on the qcs6490-rb3gen
board and assign its power outputs to the Bluetooth module.

In WCN6750 module sw_ctrl and wifi-enable pins are handled
in the wifi controller firmware. Therefore, it is not required
to have those pins' entries in the PMU node.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 168 ++++++++++++++++++-
 1 file changed, 167 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 7a36c90ad4ec..a5668dbbe077 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 /dts-v1/;
@@ -34,6 +34,7 @@ / {
 
 	aliases {
 		serial0 = &uart5;
+		serial1 = &uart7;
 	};
 
 	chosen {
@@ -218,6 +219,63 @@ vph_pwr: vph-pwr-regulator {
 		regulator-min-microvolt = <3700000>;
 		regulator-max-microvolt = <3700000>;
 	};
+
+	wcn6750-pmu {
+		compatible = "qcom,wcn6750-pmu";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_en>;
+		vddaon-supply = <&vreg_s7b_0p972>;
+		vddasd-supply = <&vreg_l11c_2p8>;
+		vddpmu-supply = <&vreg_s7b_0p972>;
+		vddrfa0p8-supply = <&vreg_s7b_0p972>;
+		vddrfa1p2-supply = <&vreg_s8b_1p272>;
+		vddrfa1p7-supply = <&vreg_s1b_1p872>;
+		vddrfa2p2-supply = <&vreg_s1c_2p19>;
+
+		bt-enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
+
+		regulators {
+			vreg_pmu_rfa_cmn: ldo0 {
+				regulator-name = "vreg_pmu_rfa_cmn";
+			};
+
+			vreg_pmu_aon_0p59: ldo1 {
+				regulator-name = "vreg_pmu_aon_0p59";
+			};
+
+			vreg_pmu_wlcx_0p8: ldo2 {
+				regulator-name = "vreg_pmu_wlcx_0p8";
+			};
+
+			vreg_pmu_wlmx_0p85: ldo3 {
+				regulator-name = "vreg_pmu_wlmx_0p85";
+			};
+
+			vreg_pmu_btcmx_0p85: ldo4 {
+				regulator-name = "vreg_pmu_btcmx_0p85";
+			};
+
+			vreg_pmu_rfa_0p8: ldo5 {
+				regulator-name = "vreg_pmu_rfa_0p8";
+			};
+
+			vreg_pmu_rfa_1p2: ldo6 {
+				regulator-name = "vreg_pmu_rfa_1p2";
+			};
+
+			vreg_pmu_rfa_1p7: ldo7 {
+				regulator-name = "vreg_pmu_rfa_1p7";
+			};
+
+			vreg_pmu_pcie_0p9: ldo8 {
+				regulator-name = "vreg_pmu_pcie_0p9";
+			};
+
+			vreg_pmu_pcie_1p8: ldo9 {
+				regulator-name = "vreg_pmu_pcie_1p8";
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -799,6 +857,39 @@ &pon_resin {
 	status = "okay";
 };
 
+&qup_uart7_cts {
+	/*
+	 * Configure a bias-bus-hold on CTS to lower power
+	 * usage when Bluetooth is turned off. Bus hold will
+	 * maintain a low power state regardless of whether
+	 * the Bluetooth module drives the pin in either
+	 * direction or leaves the pin fully unpowered.
+	 */
+	bias-bus-hold;
+};
+
+&qup_uart7_rts {
+	/* We'll drive RTS, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
+&qup_uart7_rx {
+	/*
+	 * Configure a pull-up on RX. This is needed to avoid
+	 * garbage data when the TX pin of the Bluetooth module is
+	 * in tri-state (module powered off or not driving the
+	 * signal yet).
+	 */
+	bias-pull-up;
+};
+
+&qup_uart7_tx {
+	/* We'll drive TX, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -842,12 +933,87 @@ &sdhc_2 {
 &tlmm {
 	gpio-reserved-ranges = <32 2>, /* ADSP */
 			       <48 4>; /* NFC */
+
+	bt_en: bt-en-state {
+		pins = "gpio85";
+		function = "gpio";
+		output-low;
+		bias-disable;
+	};
+
+	qup_uart7_sleep: qup_uart7_sleep {
+		qup_uart7_sleep_cts: qup-uart7-sleep-cts-state {
+			pins = "gpio28";
+			function = "gpio";
+			/*
+			 * Configure a bias-bus-hold on CTS to lower power
+			 * usage when Bluetooth is turned off. Bus hold will
+			 * maintain a low power state regardless of whether
+			 * the Bluetooth module drives the pin in either
+			 * direction or leaves the pin fully unpowered.
+			 */
+			bias-bus-hold;
+		};
+
+		qup_uart7_sleep_rts: qup-uart7-sleep-rts-state {
+			pins = "gpio29";
+			function = "gpio";
+			/*
+			 * Configure pull-down on RTS. As RTS is active low
+			 * signal, pull it low to indicate the BT SoC that it
+			 * can wakeup the system anytime from suspend state by
+			 * pulling RX low (by sending wakeup bytes).
+			 */
+			bias-pull-down;
+		};
+
+		qup_uart7_sleep_rx: qup-uart7-sleep-rx-state {
+			pins = "gpio31";
+			function = "gpio";
+			/*
+			 * Configure a pull-up on RX. This is needed to avoid
+			 * garbage data when the TX pin of the Bluetooth module
+			 * is floating which may cause spurious wakeups.
+			 */
+			bias-pull-up;
+		};
+
+		qup_uart7_sleep_tx: qup-uart7-sleep-tx-state {
+			pins = "gpio30";
+			function = "gpio";
+			/*
+			 * Configure pull-up on TX when it isn't actively driven
+			 * to prevent BT SoC from receiving garbage during sleep.
+			 */
+			bias-pull-up;
+		};
+	};
 };
 
 &uart5 {
 	status = "okay";
 };
 
+&uart7 {
+	/delete-property/interrupts;
+	interrupts-extended = <&intc GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>,
+				<&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
+	pinctrl-1 = <&qup_uart7_sleep>;
+	pinctrl-names = "default", "sleep";
+	status = "okay";
+
+	bluetooth: bluetooth {
+		compatible = "qcom,wcn6750-bt";
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+		vddaon-supply = <&vreg_pmu_aon_0p59>;
+		vddbtcmx-supply = <&vreg_pmu_btcmx_0p85>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		max-speed = <3200000>;
+	};
+};
+
 &usb_1 {
 	status = "okay";
 };
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


^ permalink raw reply related	[flat|nested] 13+ messages in thread
* [PATCH v6 1/1] dt-bindings: bluetooth: update the wcn6750 required properties
@ 2024-12-23 13:57 Janaki Ramaiah Thota
  2024-12-23 14:30 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2024-12-23 13:57 UTC (permalink / raw)
  To: Marcel Holtmann, Luiz Augusto von Dentz, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Balakrishna Godavarthi,
	Rocky Liao
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, linux-bluetooth,
	devicetree, linux-kernel

Drop the inputs from the host and instead expect the Bluetooth node to
consume the outputs of the internal PMU.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
---
 .../bindings/net/bluetooth/qualcomm-bluetooth.yaml           | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
index 7bb68311c609..6906e1742d6c 100644
--- a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
+++ b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
@@ -154,16 +154,11 @@ allOf:
               - qcom,wcn6750-bt
     then:
       required:
-        - enable-gpios
-        - swctrl-gpios
-        - vddio-supply
         - vddaon-supply
-        - vddbtcxmx-supply
         - vddrfacmn-supply
         - vddrfa0p8-supply
         - vddrfa1p7-supply
         - vddrfa1p2-supply
-        - vddasd-supply
   - if:
       properties:
         compatible:
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


^ permalink raw reply related	[flat|nested] 13+ messages in thread
* [PATCH v5 1/4] regulator:·dt-bindings:·qcom,qca6390-pmu:·document wcn6750-pmu
@ 2024-12-09 10:34 Janaki Ramaiah Thota
  2024-12-09 10:47 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2024-12-09 10:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Bjorn Andersson, Konrad Dybcio, Marcel Holtmann,
	Luiz Augusto von Dentz, Bartosz Golaszewski
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, Bartosz Golaszewski,
	linux-arm-msm, linux-kernel, devicetree, linux-bluetooth,
	linux-pm

Add description of the PMU node for the WCN6750B module.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 .../bindings/regulator/qcom,qca6390-pmu.yaml  | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml b/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml
index ca401a209cca..47c425c9fff1 100644
--- a/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml
+++ b/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml
@@ -18,6 +18,7 @@ properties:
   compatible:
     enum:
       - qcom,qca6390-pmu
+      - qcom,wcn6750-pmu
       - qcom,wcn6855-pmu
       - qcom,wcn7850-pmu
 
@@ -27,6 +28,9 @@ properties:
   vddaon-supply:
     description: VDD_AON supply regulator handle
 
+  vddasd-supply:
+    description: VDD_ASD supply regulator handle
+
   vdddig-supply:
     description: VDD_DIG supply regulator handle
 
@@ -42,6 +46,9 @@ properties:
   vddio1p2-supply:
     description: VDD_IO_1P2 supply regulator handle
 
+  vddrfa0p8-supply:
+    description: VDD_RFA_0P8 supply regulator handle
+
   vddrfa0p95-supply:
     description: VDD_RFA_0P95 supply regulator handle
 
@@ -51,12 +58,18 @@ properties:
   vddrfa1p3-supply:
     description: VDD_RFA_1P3 supply regulator handle
 
+  vddrfa1p7-supply:
+    description: VDD_RFA_1P7 supply regulator handle
+
   vddrfa1p8-supply:
     description: VDD_RFA_1P8 supply regulator handle
 
   vddrfa1p9-supply:
     description: VDD_RFA_1P9 supply regulator handle
 
+  vddrfa2p2-supply:
+    description: VDD_RFA_2P2 supply regulator handle
+
   vddpcie1p3-supply:
     description: VDD_PCIE_1P3 supply regulator handle
 
@@ -119,6 +132,20 @@ allOf:
         - vddpcie1p3-supply
         - vddpcie1p9-supply
         - vddio-supply
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: qcom,wcn6750-pmu
+    then:
+      required:
+        - vddaon-supply
+        - vddasd-supply
+        - vddpmu-supply
+        - vddrfa0p8-supply
+        - vddrfa1p2-supply
+        - vddrfa1p7-supply
+        - vddrfa2p2-supply
   - if:
       properties:
         compatible:
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


^ permalink raw reply related	[flat|nested] 13+ messages in thread
* [PATCH v4 1/4] regulator:·dt-bindings:·qcom,qca6390-pmu:·document wcn6750-pmu
@ 2024-12-04 13:17 Janaki Ramaiah Thota
  2024-12-04 13:46 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2024-12-04 13:17 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Bjorn Andersson, Konrad Dybcio, Marcel Holtmann,
	Luiz Augusto von Dentz, Bartosz Golaszewski
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, Bartosz Golaszewski,
	linux-arm-msm, linux-kernel, devicetree, linux-bluetooth,
	linux-pm

Add description of the PMU of the WCN6750 module.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
---
 .../bindings/regulator/qcom,qca6390-pmu.yaml  | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml b/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml
index ca401a209cca..47c425c9fff1 100644
--- a/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml
+++ b/Documentation/devicetree/bindings/regulator/qcom,qca6390-pmu.yaml
@@ -18,6 +18,7 @@ properties:
   compatible:
     enum:
       - qcom,qca6390-pmu
+      - qcom,wcn6750-pmu
       - qcom,wcn6855-pmu
       - qcom,wcn7850-pmu
 
@@ -27,6 +28,9 @@ properties:
   vddaon-supply:
     description: VDD_AON supply regulator handle
 
+  vddasd-supply:
+    description: VDD_ASD supply regulator handle
+
   vdddig-supply:
     description: VDD_DIG supply regulator handle
 
@@ -42,6 +46,9 @@ properties:
   vddio1p2-supply:
     description: VDD_IO_1P2 supply regulator handle
 
+  vddrfa0p8-supply:
+    description: VDD_RFA_0P8 supply regulator handle
+
   vddrfa0p95-supply:
     description: VDD_RFA_0P95 supply regulator handle
 
@@ -51,12 +58,18 @@ properties:
   vddrfa1p3-supply:
     description: VDD_RFA_1P3 supply regulator handle
 
+  vddrfa1p7-supply:
+    description: VDD_RFA_1P7 supply regulator handle
+
   vddrfa1p8-supply:
     description: VDD_RFA_1P8 supply regulator handle
 
   vddrfa1p9-supply:
     description: VDD_RFA_1P9 supply regulator handle
 
+  vddrfa2p2-supply:
+    description: VDD_RFA_2P2 supply regulator handle
+
   vddpcie1p3-supply:
     description: VDD_PCIE_1P3 supply regulator handle
 
@@ -119,6 +132,20 @@ allOf:
         - vddpcie1p3-supply
         - vddpcie1p9-supply
         - vddio-supply
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: qcom,wcn6750-pmu
+    then:
+      required:
+        - vddaon-supply
+        - vddasd-supply
+        - vddpmu-supply
+        - vddrfa0p8-supply
+        - vddrfa1p2-supply
+        - vddrfa1p7-supply
+        - vddrfa2p2-supply
   - if:
       properties:
         compatible:
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


^ permalink raw reply related	[flat|nested] 13+ messages in thread
* [PATCH v4 1/2] arm64: dts: qcom: qcs6490-rb3gen2: enable Bluetooth
@ 2024-11-27 11:51 Janaki Ramaiah Thota
  2024-11-27 12:28 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
  0 siblings, 1 reply; 13+ messages in thread
From: Janaki Ramaiah Thota @ 2024-11-27 11:51 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Bjorn Andersson, Konrad Dybcio, Marcel Holtmann,
	Luiz Augusto von Dentz, Bartosz Golaszewski
  Cc: quic_mohamull, quic_hbandi, quic_anubhavg, Bartosz Golaszewski,
	linux-arm-msm, linux-kernel, devicetree, linux-bluetooth,
	linux-pm

Add a PMU node for the WCN6750 module present on the qcs6490-rb3gen board
and use the power sequencer for the same.

Signed-off-by: Janaki Ramaiah Thota <quic_janathot@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 174 ++++++++++++++++++-
 drivers/bluetooth/hci_qca.c                  |   2 +-
 drivers/power/sequencing/pwrseq-qcom-wcn.c   |  22 +++
 3 files changed, 196 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index 27695bd54220..6807bf347241 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: BSD-3-Clause
 /*
- * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 /dts-v1/;
@@ -32,7 +32,9 @@
 	chassis-type = "embedded";
 
 	aliases {
+		bluetooth0 = &bluetooth;
 		serial0 = &uart5;
+		serial1 = &uart7;
 	};
 
 	chosen {
@@ -217,6 +219,64 @@
 		regulator-min-microvolt = <3700000>;
 		regulator-max-microvolt = <3700000>;
 	};
+
+	 wcn6750-pmu {
+		compatible = "qcom,wcn6750-pmu";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_en>, <&sw_ctrl>;
+		vddaon-supply = <&vreg_s7b_0p972>;
+		vddasd-supply = <&vreg_l11c_2p8>;
+		vddpmu-supply = <&vreg_s7b_0p972>;
+		vddrfa0p8-supply = <&vreg_s7b_0p972>;
+		vddrfa1p2-supply = <&vreg_s8b_1p272>;
+		vddrfa1p7-supply = <&vreg_s1b_1p872>;
+		vddrfa2p2-supply = <&vreg_s1c_2p19>;
+
+		bt-enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
+		wlan-enable-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
+
+		regulators {
+			vreg_pmu_rfa_cmn: ldo0 {
+				regulator-name = "vreg_pmu_rfa_cmn";
+			};
+
+			vreg_pmu_aon_0p59: ldo1 {
+				regulator-name = "vreg_pmu_aon_0p59";
+			};
+
+			vreg_pmu_wlcx_0p8: ldo2 {
+				regulator-name = "vreg_pmu_wlcx_0p8";
+			};
+
+			vreg_pmu_wlmx_0p85: ldo3 {
+				regulator-name = "vreg_pmu_wlmx_0p85";
+			};
+
+			vreg_pmu_btcmx_0p85: ldo4 {
+				regulator-name = "vreg_pmu_btcmx_0p85";
+			};
+
+			vreg_pmu_rfa_0p8: ldo5 {
+				regulator-name = "vreg_pmu_rfa_0p8";
+			};
+
+			vreg_pmu_rfa_1p2: ldo6 {
+				regulator-name = "vreg_pmu_rfa_1p2";
+			};
+
+			vreg_pmu_rfa_1p7: ldo7 {
+				regulator-name = "vreg_pmu_rfa_1p7";
+			};
+
+			vreg_pmu_pcie_0p9: ldo8 {
+				regulator-name = "vreg_pmu_pcie_0p9";
+			};
+
+			vreg_pmu_pcie_1p8: ldo9 {
+				regulator-name = "vreg_pmu_pcie_1p8";
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -758,6 +818,39 @@
 	status = "okay";
 };
 
+&qup_uart7_cts {
+	/*
+	 * Configure a bias-bus-hold on CTS to lower power
+	 * usage when Bluetooth is turned off. Bus hold will
+	 * maintain a low power state regardless of whether
+	 * the Bluetooth module drives the pin in either
+	 * direction or leaves the pin fully unpowered.
+	 */
+	bias-bus-hold;
+};
+
+&qup_uart7_rts {
+	/* We'll drive RTS, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
+&qup_uart7_rx {
+	/*
+	 * Configure a pull-up on RX. This is needed to avoid
+	 * garbage data when the TX pin of the Bluetooth module is
+	 * in tri-state (module powered off or not driving the
+	 * signal yet).
+	 */
+	bias-pull-up;
+};
+
+&qup_uart7_tx {
+	/* We'll drive TX, so no pull */
+	drive-strength = <2>;
+	bias-disable;
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -801,12 +894,91 @@
 &tlmm {
 	gpio-reserved-ranges = <32 2>, /* ADSP */
 			       <48 4>; /* NFC */
+	bt_en: bt-en-state {
+		pins = "gpio85";
+		function = "gpio";
+		output-low;
+		bias-disable;
+	};
+
+	qup_uart7_sleep_cts: qup-uart7-sleep-cts-state {
+		pins = "gpio28";
+		function = "gpio";
+		/*
+		 * Configure a bias-bus-hold on CTS to lower power
+		 * usage when Bluetooth is turned off. Bus hold will
+		 * maintain a low power state regardless of whether
+		 * the Bluetooth module drives the pin in either
+		 * direction or leaves the pin fully unpowered.
+		 */
+		bias-bus-hold;
+	};
+
+	qup_uart7_sleep_rts: qup-uart7-sleep-rts-state {
+		pins = "gpio29";
+		function = "gpio";
+		/*
+		 * Configure pull-down on RTS. As RTS is active low
+		 * signal, pull it low to indicate the BT SoC that it
+		 * can wakeup the system anytime from suspend state by
+		 * pulling RX low (by sending wakeup bytes).
+		 */
+		bias-pull-down;
+	};
+
+	qup_uart7_sleep_rx: qup-uart7-sleep-rx-state {
+		pins = "gpio31";
+		function = "gpio";
+		/*
+		 * Configure a pull-up on RX. This is needed to avoid
+		 * garbage data when the TX pin of the Bluetooth module
+		 * is floating which may cause spurious wakeups.
+		 */
+		bias-pull-up;
+	};
+
+	qup_uart7_sleep_tx: qup-uart7-sleep-tx-state {
+		pins = "gpio30";
+		function = "gpio";
+		/*
+		 * Configure pull-up on TX when it isn't actively driven
+		 * to prevent BT SoC from receiving garbage during sleep.
+		 */
+		bias-pull-up;
+	};
+
+	sw_ctrl: sw-ctrl-state {
+		pins = "gpio86";
+		function = "gpio";
+		bias-pull-down;
+	};
 };
 
 &uart5 {
 	status = "okay";
 };
 
+&uart7 {
+	status = "okay";
+	/delete-property/interrupts;
+	interrupts-extended = <&intc GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>,
+				<&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-1 = <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>,
+			<&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
+
+	bluetooth: bluetooth {
+		compatible = "qcom,wcn6750-bt";
+		vddrfacmn-supply = <&vreg_pmu_rfa_cmn>;
+		vddaon-supply = <&vreg_pmu_aon_0p59>;
+		vddbtcmx-supply = <&vreg_pmu_btcmx_0p85>;
+		vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
+		vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
+		vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
+		max-speed = <3200000>;
+	};
+};
+
 &usb_1 {
 	status = "okay";
 };
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 37129e6cb0eb..fbf8840fa534 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -2346,6 +2346,7 @@ static int qca_serdev_probe(struct serdev_device *serdev)
 	switch (qcadev->btsoc_type) {
 	case QCA_WCN6855:
 	case QCA_WCN7850:
+	case QCA_WCN6750:
 		if (!device_property_present(&serdev->dev, "enable-gpios")) {
 			/*
 			 * Backward compatibility with old DT sources. If the
@@ -2365,7 +2366,6 @@ static int qca_serdev_probe(struct serdev_device *serdev)
 	case QCA_WCN3990:
 	case QCA_WCN3991:
 	case QCA_WCN3998:
-	case QCA_WCN6750:
 		qcadev->bt_power->dev = &serdev->dev;
 		err = qca_init_regulators(qcadev->bt_power, data->vregs,
 					  data->num_vregs);
diff --git a/drivers/power/sequencing/pwrseq-qcom-wcn.c b/drivers/power/sequencing/pwrseq-qcom-wcn.c
index 682a9beac69e..e38da79f0ada 100644
--- a/drivers/power/sequencing/pwrseq-qcom-wcn.c
+++ b/drivers/power/sequencing/pwrseq-qcom-wcn.c
@@ -293,6 +293,24 @@ static const struct pwrseq_qcom_wcn_pdata pwrseq_wcn6855_of_data = {
 	.targets = pwrseq_qcom_wcn6855_targets,
 };
 
+static const char *const pwrseq_wcn6750_vregs[] = {
+	"vddaon",
+	"vddasd",
+	"vddpmu",
+	"vddrfa0p8",
+	"vddrfa1p2",
+	"vddrfa1p7",
+	"vddrfa2p2",
+};
+
+static const struct pwrseq_qcom_wcn_pdata pwrseq_wcn6750_of_data = {
+	.vregs = pwrseq_wcn6750_vregs,
+	.num_vregs = ARRAY_SIZE(pwrseq_wcn6750_vregs),
+	.pwup_delay_ms = 50,
+	.gpio_enable_delay_ms = 5,
+	.targets = pwrseq_qcom_wcn_targets,
+};
+
 static const char *const pwrseq_wcn7850_vregs[] = {
 	"vdd",
 	"vddio",
@@ -431,6 +449,10 @@ static const struct of_device_id pwrseq_qcom_wcn_of_match[] = {
 		.compatible = "qcom,wcn7850-pmu",
 		.data = &pwrseq_wcn7850_of_data,
 	},
+	{
+		.compatible = "qcom,wcn6750-pmu",
+		.data = &pwrseq_wcn6750_of_data,
+	},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, pwrseq_qcom_wcn_of_match);
-- 

^ permalink raw reply related	[flat|nested] 13+ messages in thread
end of thread, other threads:[~2025-02-20 11:54 UTC | newest]

Thread overview: 13+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-01-07 13:41 [PATCH v7 0/1] Enable Bluetooth on qcs6490-rb3gen2 board Janaki Ramaiah Thota
2025-01-07 13:41 ` [PATCH v7 1/1] dt-bindings: bluetooth: Utilize PMU abstraction for WCN6750 Janaki Ramaiah Thota
2025-01-07 15:26   ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2025-01-08  8:00   ` [PATCH v7 1/1] dt-bindings: bluetooth: Utilize PMU abstraction for WCN6750 Krzysztof Kozlowski
2025-01-09 16:17 ` [PATCH v7 0/1] Enable Bluetooth on qcs6490-rb3gen2 board patchwork-bot+bluetooth
  -- strict thread matches above, loose matches on Subject: below --
2025-02-20 11:29 [RESEND PATCH v9 1/2] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node Janaki Ramaiah Thota
2025-02-20 11:54 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2025-01-30 18:34 [PATCH v9 1/2] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node Janaki Ramaiah Thota
2025-01-30 19:01 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2025-01-27  6:49 [PATCH v8 1/2] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node Janaki Ramaiah Thota
2025-01-27  7:31 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2024-12-23 13:57 [PATCH v6 1/1] dt-bindings: bluetooth: update the wcn6750 required properties Janaki Ramaiah Thota
2024-12-23 14:30 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2024-12-09 10:34 [PATCH v5 1/4] regulator:·dt-bindings:·qcom,qca6390-pmu:·document wcn6750-pmu Janaki Ramaiah Thota
2024-12-09 10:47 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2024-12-09 10:55   ` Dmitry Baryshkov
2024-12-04 13:17 [PATCH v4 1/4] regulator:·dt-bindings:·qcom,qca6390-pmu:·document wcn6750-pmu Janaki Ramaiah Thota
2024-12-04 13:46 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot
2024-11-27 11:51 [PATCH v4 1/2] arm64: dts: qcom: qcs6490-rb3gen2: enable Bluetooth Janaki Ramaiah Thota
2024-11-27 12:28 ` Enable Bluetooth on qcs6490-rb3gen2 board bluez.test.bot

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