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Wed, 27 Nov 2024 11:51:33 GMT Received: from hu-janathot-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 27 Nov 2024 03:51:27 -0800 From: Janaki Ramaiah Thota To: Liam Girdwood , Mark Brown , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Bjorn Andersson , "Konrad Dybcio" , Marcel Holtmann , "Luiz Augusto von Dentz" , Bartosz Golaszewski CC: , , , Bartosz Golaszewski , , , , , Subject: [PATCH v4 1/2] arm64: dts: qcom: qcs6490-rb3gen2: enable Bluetooth Date: Wed, 27 Nov 2024 17:21:06 +0530 Message-ID: <20241127115107.11549-2-quic_janathot@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241127115107.11549-1-quic_janathot@quicinc.com> References: <20241127115107.11549-1-quic_janathot@quicinc.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: 57l9K9AT0lbqxZU56J0-rbRHxXXduAbj X-Proofpoint-ORIG-GUID: 57l9K9AT0lbqxZU56J0-rbRHxXXduAbj X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxlogscore=999 malwarescore=0 priorityscore=1501 clxscore=1011 mlxscore=0 phishscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411270097 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 --- 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); From patchwork Wed Nov 27 11:51:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janaki Ramaiah Thota X-Patchwork-Id: 845887 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D83A01F9F55; Wed, 27 Nov 2024 11:51:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; 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Wed, 27 Nov 2024 11:51:40 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4ARBpcuC025967 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Nov 2024 11:51:38 GMT Received: from hu-janathot-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 27 Nov 2024 03:51:32 -0800 From: Janaki Ramaiah Thota To: Liam Girdwood , Mark Brown , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Bjorn Andersson , "Konrad Dybcio" , Marcel Holtmann , "Luiz Augusto von Dentz" , Bartosz Golaszewski CC: , , , Bartosz Golaszewski , , , , , Subject: [PATCH v4 2/2] regulator: dt-bindings: qcom,qca6390-pmu: document WCN6750 Date: Wed, 27 Nov 2024 17:21:07 +0530 Message-ID: <20241127115107.11549-3-quic_janathot@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241127115107.11549-1-quic_janathot@quicinc.com> References: <20241127115107.11549-1-quic_janathot@quicinc.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: _pBDr6Aqp9p_24q6N-01cBBsS6A7Uc-h X-Proofpoint-ORIG-GUID: _pBDr6Aqp9p_24q6N-01cBBsS6A7Uc-h X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 mlxscore=0 bulkscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 suspectscore=0 priorityscore=1501 malwarescore=0 adultscore=0 phishscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411270097 Add description of the PMU node for the WCN6750 module. Signed-off-by: Janaki Ramaiah Thota Reviewed-by: Krzysztof Kozlowski --- .../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: