From nobody Fri Oct 3 00:00:54 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 C3B92227563; Tue, 9 Sep 2025 08:24:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757406252; cv=none; b=seunkeV7JNYZN+bRP2mz8PUAulD99v/3ZSYrvg6GSb8GpZNQQFLvttFimllRkrpBt2bSYWGBNr8J4gvUJ+f4tqkfHcpUmM2iOXglbE1OdUewMRzb9aLZVQ6MLTsF9qLDGxk/Q4+Jo7V1d8s7XYccV3VV6nb30lxEgJxRFZodDH0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757406252; c=relaxed/simple; bh=x3McTo5jYjLNT6/OPHSgnpYVmTjmnzl8MlRp2mhAlBQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=hyN2Arjgm8kbTmkIUmR22WvRkIdYLBhhGgtpToyRJKK8Vgb6AP39HipDbnAJMwzlWMv+udaPXMAdK9eVnqqm6telZgmpzLPjnXgBxKEimNGoDOP+qX8l2g2y8Y9ShUHXzjLC/nWchlyRR3laicuBGStRIL4oxPNnBBW4JKY8Dt4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GRJO40k8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GRJO40k8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 144F1C4CEF4; Tue, 9 Sep 2025 08:24:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757406252; bh=x3McTo5jYjLNT6/OPHSgnpYVmTjmnzl8MlRp2mhAlBQ=; h=From:Date:Subject:To:Cc:From; b=GRJO40k8HIKYN3EpoofalVL1+ItUJ+bpn81Apv/Kuc505sKAwH6RN4O4zr0Q4GRtt dbbdf82kYMuOVLz1tzBdassdxO/vXPeNIY1p5T5x1SWSEvIkmBGOTJ27DLXahYahDH ubcJDWKdg9rW+EUPh9lTulmg+aUpKdig23WEiIvPS+2aoAhM7vQkCOrse9JO5H+4Pu 1Ku9/JlduozqWepyv6wpnBNyS4/pdcjNjcE0QZ9XhCmSS4TWyo06MI8Ds9jUR2hkfu oBkkZEM4QVNiKHrYKHwhLrbcRH8iw7rsZ/mPkJ7bIlTi8eFJ9C+rUx5lh+UK4KOXWF VykRwV7rT0B4w== From: Konrad Dybcio Date: Tue, 09 Sep 2025 10:24:07 +0200 Subject: [PATCH v2] arm64: dts: qcom: x1e80100-romulus: Add WCN7850 Wi-Fi/BT 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: <20250909-topic-romulus_wifi_pci-v2-1-3dc495d5559f@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIACbkv2gC/4WNXQqDMBCEryJ5biQb0P489R5FJCabuqBGs2pbx Ls39QJ9GfgG5ptNMEZCFrdsExFXYgpDAn3KhG3N8ERJLrHQShfqAlrOYSQrY+iXbuH6RZ7q0ZI sS4XGO3curiDSeIzo6X2IH1XilngO8XP8rPBr/ypXkEpq4xp00IAHdw/M+bSYzoa+z1OIat/3L 2Qv+ZXDAAAA X-Change-ID: 20250812-topic-romulus_wifi_pci-660eafdd7591 To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1757406249; l=5659; i=konrad.dybcio@oss.qualcomm.com; s=20230215; h=from:subject:message-id; bh=aR/RlX56kygu+6tmmGPwrCoISAwywwLg2mFDji09QcI=; b=dApDmfEJrKjA8MXjO3yxr1T7q3u9SsdkaBj6STiNB7xRilXhLOUT5i3jH8UwIft2Igx/CF+nR EYaMwwLeKGwDUo8c5e/Q2j9ddQzJiv/G6vGwpkc2GJyBhNCgC/W1z/B X-Developer-Key: i=konrad.dybcio@oss.qualcomm.com; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= From: Konrad Dybcio It comes soldered onboard, just like on the QCP. Unfortunately, the rfkill pin is triggered by default, so a workaround is needed to convince the Linux driver to enable the hw, after which it works just fine. Signed-off-by: Konrad Dybcio --- Trivial changes (similar to other X1 boards), I've been running them for a couple months without much problems. --- Changes in v2: - Drop the PCIe patch, as the supplies don't seem to be controllable (keep the patch series name unchanged to make sure tools are happy) - Link to v1: https://lore.kernel.org/r/20250812-topic-romulus_wifi_pci-v1-= 0-2adbed1b1f1d@oss.qualcomm.com --- .../boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 143 +++++++++++++++++= ++++ 1 file changed, 143 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arc= h/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi index 0ad4276e9c5f87910477c3389463a109e8d63ae6..ed468b93ba50e1943671d9e7d8b= 77d181a7c2658 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi @@ -331,6 +331,42 @@ vph_pwr: regulator-vph-pwr { regulator-boot-on; }; =20 + vreg_wcn_0p95: regulator-wcn-0p95 { + compatible =3D "regulator-fixed"; + + regulator-name =3D "VREG_WCN_0P95"; + regulator-min-microvolt =3D <950000>; + regulator-max-microvolt =3D <950000>; + + vin-supply =3D <&vreg_wcn_3p3>; + }; + + vreg_wcn_1p9: regulator-wcn-1p9 { + compatible =3D "regulator-fixed"; + + regulator-name =3D "VREG_WCN_1P9"; + regulator-min-microvolt =3D <1900000>; + regulator-max-microvolt =3D <1900000>; + + vin-supply =3D <&vreg_wcn_3p3>; + }; + + vreg_wcn_3p3: regulator-wcn-3p3 { + compatible =3D "regulator-fixed"; + + regulator-name =3D "VREG_WCN_3P3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + + gpio =3D <&tlmm 214 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 =3D <&wcn_sw_en>; + pinctrl-names =3D "default"; + + regulator-boot-on; + }; + sound { compatible =3D "qcom,x1e80100-sndcard"; model =3D "X1E80100-Romulus"; @@ -410,6 +446,65 @@ platform { }; }; }; + + wcn7850-pmu { + compatible =3D "qcom,wcn7850-pmu"; + + vdd-supply =3D <&vreg_wcn_0p95>; + vddio-supply =3D <&vreg_l15b>; + vddaon-supply =3D <&vreg_wcn_0p95>; + vdddig-supply =3D <&vreg_wcn_0p95>; + vddrfa1p2-supply =3D <&vreg_wcn_1p9>; + vddrfa1p8-supply =3D <&vreg_wcn_1p9>; + + wlan-enable-gpios =3D <&tlmm 117 GPIO_ACTIVE_HIGH>; + bt-enable-gpios =3D <&tlmm 116 GPIO_ACTIVE_HIGH>; + + pinctrl-0 =3D <&wcn_wlan_bt_en>; + pinctrl-names =3D "default"; + + regulators { + vreg_pmu_rfa_cmn: ldo0 { + regulator-name =3D "vreg_pmu_rfa_cmn"; + }; + + vreg_pmu_aon_0p59: ldo1 { + regulator-name =3D "vreg_pmu_aon_0p59"; + }; + + vreg_pmu_wlcx_0p8: ldo2 { + regulator-name =3D "vreg_pmu_wlcx_0p8"; + }; + + vreg_pmu_wlmx_0p85: ldo3 { + regulator-name =3D "vreg_pmu_wlmx_0p85"; + }; + + vreg_pmu_btcmx_0p85: ldo4 { + regulator-name =3D "vreg_pmu_btcmx_0p85"; + }; + + vreg_pmu_rfa_0p8: ldo5 { + regulator-name =3D "vreg_pmu_rfa_0p8"; + }; + + vreg_pmu_rfa_1p2: ldo6 { + regulator-name =3D "vreg_pmu_rfa_1p2"; + }; + + vreg_pmu_rfa_1p8: ldo7 { + regulator-name =3D "vreg_pmu_rfa_1p8"; + }; + + vreg_pmu_pcie_0p9: ldo8 { + regulator-name =3D "vreg_pmu_pcie_0p9"; + }; + + vreg_pmu_pcie_1p8: ldo9 { + regulator-name =3D "vreg_pmu_pcie_1p8"; + }; + }; + }; }; =20 &apps_rsc { @@ -1028,6 +1123,23 @@ &pcie4_phy { status =3D "okay"; }; =20 +&pcie4_port0 { + wifi@0 { + compatible =3D "pci17cb,1107"; + reg =3D <0x10000 0x0 0x0 0x0 0x0>; + + vddaon-supply =3D <&vreg_pmu_aon_0p59>; + vddwlcx-supply =3D <&vreg_pmu_wlcx_0p8>; + vddwlmx-supply =3D <&vreg_pmu_wlmx_0p85>; + vddrfacmn-supply =3D <&vreg_pmu_rfa_cmn>; + vddrfa0p8-supply =3D <&vreg_pmu_rfa_0p8>; + vddrfa1p2-supply =3D <&vreg_pmu_rfa_1p2>; + vddrfa1p8-supply =3D <&vreg_pmu_rfa_1p8>; + vddpcie0p9-supply =3D <&vreg_pmu_pcie_0p9>; + vddpcie1p8-supply =3D <&vreg_pmu_pcie_1p8>; + }; +}; + &pcie6a { perst-gpios =3D <&tlmm 152 GPIO_ACTIVE_LOW>; wake-gpios =3D <&tlmm 154 GPIO_ACTIVE_LOW>; @@ -1234,6 +1346,13 @@ ssam_state: ssam-state-state { bias-disable; }; =20 + wcn_wlan_bt_en: wcn-wlan-bt-en-state { + pins =3D "gpio116", "gpio117"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + pcie3_default: pcie3-default-state { perst-n-pins { pins =3D "gpio143"; @@ -1309,6 +1428,13 @@ wcd_default: wcd-reset-n-active-state { output-low; }; =20 + wcn_sw_en: wcn-sw-en-state { + pins =3D "gpio214"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-disable; + }; + cam_indicator_en: cam-indicator-en-state { pins =3D "gpio225"; function =3D "gpio"; @@ -1332,6 +1458,23 @@ embedded-controller { }; }; =20 +&uart14 { + status =3D "okay"; + + bluetooth { + compatible =3D "qcom,wcn7850-bt"; + max-speed =3D <3200000>; + + vddaon-supply =3D <&vreg_pmu_aon_0p59>; + vddwlcx-supply =3D <&vreg_pmu_wlcx_0p8>; + vddwlmx-supply =3D <&vreg_pmu_wlmx_0p85>; + vddrfacmn-supply =3D <&vreg_pmu_rfa_cmn>; + vddrfa0p8-supply =3D <&vreg_pmu_rfa_0p8>; + vddrfa1p2-supply =3D <&vreg_pmu_rfa_1p2>; + vddrfa1p8-supply =3D <&vreg_pmu_rfa_1p8>; + }; +}; + &usb_1_ss0_hsphy { vdd-supply =3D <&vreg_l3j>; vdda12-supply =3D <&vreg_l2j>; --- base-commit: 4ac65880ebca1b68495bd8704263b26c050ac010 change-id: 20250812-topic-romulus_wifi_pci-660eafdd7591 Best regards, --=20 Konrad Dybcio