From patchwork Tue Mar 4 17:10:46 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 870182 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 CD1BA25F979; Tue, 4 Mar 2025 17:11:01 +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=1741108261; cv=none; b=iGjUh/dG3guyzeYDLN26g0EQ+L0kRvYJQNwnkcNPORoIicswOZgrAbWuKiyfyJgWrCOaz9G8EzfQZheGl2urNGdVFbfB2Q6Ury48YwODN1gJEjZD6/zE4IztXc91ZvMFbP3pMYE+P7cVRd5zKBWuND81VsPN1n13dTuvIaDZMtc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741108261; c=relaxed/simple; bh=QyJnJjJ/lXLnZyjDS28b5GSFwV9FD3aP+4XwcadNkRM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=GBvbkuYUNurxcqRUuFTeDWwKye3926VzeVNr/b73xALqNPzpLN5/lrwarfJhwK3wptDKH2mtLGyWS16OigyLyuOplx2x7qQSRCY8+WV1lOVSLefACltJTUR/5b1Zec07EN/3wtiRh+zdWNrDqibbKp101FsL7wEjH5FYb02Sq+4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RGYo0f47; 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="RGYo0f47" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 746AEC4CEE5; Tue, 4 Mar 2025 17:10:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741108261; bh=QyJnJjJ/lXLnZyjDS28b5GSFwV9FD3aP+4XwcadNkRM=; h=From:Date:Subject:To:Cc:From; b=RGYo0f47bdIphAXi3nG487Me7SQvi3vSP8HlcI1krepoc4UIgzfLABTZlLoOOYEd/ vFjRPpa8mV2DKyp63Z0hnG4BYKK2A8gKBlyiQxCfuNsSrc6h+MFtRio80jn3RrdsdH 1Ypn9wEvG2YXqlWYFZSUwmDZ5a6Ze7EyhR+ZIojN0M3O+JRsGeGrho7IjgrPDns68p O1bkgcSAUphQluzSh8pco38/wZn80RA4ZLOgqtXzGFU82K7aeVbbb95PiWxi+icVnu axyq/oDmmp5VqJMHb0i6cUoxhRs6fQnM7wvUxf4M9X56lbLLhUxIn0vhG8Bo53BiRJ f6xmAKe5Bf9Lw== From: Konrad Dybcio Date: Tue, 04 Mar 2025 18:10:46 +0100 Subject: [PATCH] arm64: dts: qcom: x1e80100-romulus: Keep L12B and L15B always on Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250304-topic-sl7_vregs_aon-v1-1-b2dc706e4157@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIABU0x2cC/x3M2wpAQBRG4VfRvjY1ByKvIknjxy7NaLak5N1NL r+LtR4SJIZQVzyUcLFwDBmmLMhvU1iheM4mq22tna7UGQ/2SvZmvBJWGacYlLHaALX1aB3l8kh Y+P6v/fC+H9PfDDJlAAAA X-Change-ID: 20250304-topic-sl7_vregs_aon-1201ee52ce83 To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Marijn Suijten , Konrad Dybcio , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio , Johan Hovold X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1741108257; l=1496; i=konrad.dybcio@oss.qualcomm.com; s=20230215; h=from:subject:message-id; bh=Q1raCAdNlbWo+epSFVrbDIAnmmxs+X4h74jjAxQUfLU=; b=IgCjeXZpbP0EeY9TZrvIxpTFUsVbsEiCtkLNSlhtHr/5lSuxS8wjCBfFcFaacDGfZmKXuNfuJ pKaHFJs9pPWBF7BW4EaRURpD3WMB3vJTE+yTLQhnlc99aoiPrEESgUJ X-Developer-Key: i=konrad.dybcio@oss.qualcomm.com; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= From: Konrad Dybcio These regulators power some electronic components onboard. They're most likely kept online by other pieces of firmware, but you can never be sure enough. Fixes: 09d77be56093 ("arm64: dts: qcom: Add support for X1-based Surface Laptop 7 devices") Reported-by: Johan Hovold Signed-off-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi | 2 ++ 1 file changed, 2 insertions(+) --- base-commit: 20d5c66e1810e6e8805ec0d01373afb2dba9f51a change-id: 20250304-topic-sl7_vregs_aon-1201ee52ce83 Best regards, diff --git a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi index 5867953c73564ca7ae1279b73f6834aa1d732792..6a883fafe3c77a45e045beba8357d67caa88dabf 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100-microsoft-romulus.dtsi @@ -510,6 +510,7 @@ vreg_l12b: ldo12 { regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-initial-mode = ; + regulator-always-on; }; vreg_l13b: ldo13 { @@ -531,6 +532,7 @@ vreg_l15b: ldo15 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-initial-mode = ; + regulator-always-on; }; vreg_l16b: ldo16 {