From nobody Sat Oct 4 22:37:10 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 ABDBB27FD7C; Tue, 12 Aug 2025 13:47:33 +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=1755006453; cv=none; b=HQD8iLNb1Mx3kphwK6/rPJYxfxIzWuK+1d+6njzmZ4e/bhz4R2bytG8lfAvjwVhmLbNshtrlsHehKmrSDUfgx/H3GErQWwwRBzi7iZUI0lkdi3f6J9bqAMeokg8jBgGdSFqKp6BI+FSrdkVRoBuXetq3hqpKjXmT/MkxnbbgyQA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755006453; c=relaxed/simple; bh=BZ5hMTQYurGf0NQmSqfz55KNSUacc16KWCAcuWk99UY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=c60lIh6XrFzpU0/Oi4D0E4snDGguaHfjc5DA59Q6b5nzaMyBm5tM5x99ZB4iha5wmZaFcZ5viFhW42uej9L6LaQoKa4r9SRX2LAPY+YYQI8KZNlNadzG1s5sB1LaEu6bSPBCKHajzhWdBFGswUakhiDVLy9/sFKgw2OT1XVWLHw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UYuiDz+6; 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="UYuiDz+6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44BC8C4CEF5; Tue, 12 Aug 2025 13:47:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755006453; bh=BZ5hMTQYurGf0NQmSqfz55KNSUacc16KWCAcuWk99UY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=UYuiDz+6iT9fQlNPNNgaGMz/BqIFszftdzP2YLe29bxQPzb0CoCMwpk/XYLQZHxT3 65jyp8H6kfeDWpG0YUex1AmIX8iiOyScYWsEhF4hraVwrSXzSoJur9cvdUglnSCSZt aW9WisJ5q4vj2LG/r5akrINFikhERODEALgT7B54TvN5oPRuhibeDg8v97AzrTBvhQ wwv2tT7eIUybWFiBe151UdhLWM/aeZX/Zw10jopta51iTpQZSKETLg9O02KzHqwdDy 4bcGxiDmBrl3TSPZUfJ4GZ/8lm/sVQ2eEB+MZj5gv6VjDN4P12GXPdeZQGxaE06J1o HITDamxJm7YDw== From: Konrad Dybcio Date: Tue, 12 Aug 2025 15:47:23 +0200 Subject: [PATCH 1/2] arm64: dts: qcom: x1e80100-romulus: Describe PCIe power supplies 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: <20250812-topic-romulus_wifi_pci-v1-1-2adbed1b1f1d@oss.qualcomm.com> References: <20250812-topic-romulus_wifi_pci-v1-0-2adbed1b1f1d@oss.qualcomm.com> In-Reply-To: <20250812-topic-romulus_wifi_pci-v1-0-2adbed1b1f1d@oss.qualcomm.com> 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=1755006446; l=2863; i=konrad.dybcio@oss.qualcomm.com; s=20230215; h=from:subject:message-id; bh=NoiZnVB3hqQV/g8r0n/kexYH1O4OPN8vwstgyeZTCT8=; b=HRH9wM7ifegHkobcEFPCley8NO0zM0XKYc8+aromzhKAuAT56gS7/0Bx87hsBjKH/0HYFNOBn lB5vSTXzQTmAQ1KtR3299yhtJLmxk8iH9tmBFvXa3fsIKVSfneZGGSy X-Developer-Key: i=konrad.dybcio@oss.qualcomm.com; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= From: Konrad Dybcio Describe the power plumbing to allow fully suspending the slot and the connected SD controller. Signed-off-by: Konrad Dybcio --- .../boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 71 ++++++++++++++++++= ++++ 1 file changed, 71 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 0fd8516580b2679ee425438cb73fd4078cb20581..3a4df8f8066ae699eb7d889530f= 976fce565757e 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi @@ -331,6 +331,54 @@ vph_pwr: regulator-vph-pwr { regulator-boot-on; }; =20 + vreg_pcie_12v: regulator-pcie-12v { + compatible =3D "regulator-fixed"; + + regulator-name =3D "vreg_pcie_12v"; + regulator-min-microvolt =3D <12000000>; + regulator-max-microvolt =3D <12000000>; + + gpio =3D <&pm8550ve_8_gpios 8 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 =3D <&vreg_12v_x8_en>; + pinctrl-names =3D "default"; + + regulator-boot-on; + }; + + vreg_pcie_3v3_aux: regulator-pcie-3v3-aux { + compatible =3D "regulator-fixed"; + + regulator-name =3D "vreg_pcie_3v3_aux"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + + gpio =3D <&pmc8380_3_gpios 8 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 =3D <&sde7_aux_reg_en>; + pinctrl-names =3D "default"; + + regulator-boot-on; + }; + + vreg_pcie_3v3_main: regulator-pcie-3v3-main { + compatible =3D "regulator-fixed"; + + regulator-name =3D "vreg_pcie_3v3_main"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + + gpio =3D <&pmc8380_3_gpios 6 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 =3D <&sde7_main_reg_en>; + pinctrl-names =3D "default"; + + regulator-boot-on; + }; + sound { compatible =3D "qcom,x1e80100-sndcard"; model =3D "X1E80100-Romulus"; @@ -1022,6 +1070,12 @@ &pcie3_phy { status =3D "okay"; }; =20 +&pcie3_port { + vpcie12v-supply =3D <&vreg_pcie_12v>; + vpcie3v3-supply =3D <&vreg_pcie_3v3_main>; + vpcie3v3aux-supply =3D <&vreg_pcie_3v3_aux>; +}; + &pcie4 { status =3D "okay"; }; @@ -1066,6 +1120,13 @@ rtmr0_3p3_reg_en: rtmr0-3p3-reg-en-state { }; }; =20 +&pm8550ve_8_gpios { + vreg_12v_x8_en: 12v-x8-reg-en-state { + pins =3D "gpio8"; + function =3D "normal"; + }; +}; + &pm8550ve_9_gpios { rtmr0_1p8_reg_en: rtmr0-1p8-reg-en-state { pins =3D "gpio8"; @@ -1082,6 +1143,16 @@ edp_bl_en: edp-bl-en-state { input-disable; output-enable; }; + + sde7_main_reg_en: sde7-main-reg-en-state { + pins =3D "gpio6"; + function =3D "normal"; + }; + + sde7_aux_reg_en: sde7-aux-reg-en-state { + pins =3D "gpio8"; + function =3D "normal"; + }; }; =20 &pmc8380_5_gpios { --=20 2.50.1