From nobody Mon Feb 9 16:02:02 2026 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 E854C379999; Thu, 29 Jan 2026 07:47:02 +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=1769672823; cv=none; b=RhkYemEgX7xuHbNGuXgBHIr7ZgxPcsr+BCRHlDk7n4pBc+MwQeNJaq+Zo7yc9ZQ9839jYomPPH4PTKpdGCSz16DTDCOuWdQgpiZpWSaz25ZhONshUx2neUEqrvplsJlGA+9MV7GASRCzGdGyP40Gg/Zpib9vIQ+MmseSxu+CWns= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769672823; c=relaxed/simple; bh=dHy/JjEVZLZFs+JgjfT+iPpO5D7TU37odI3pKMF7TsY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=B+2psDxZV8wXcbFDVbn6yxPJ3b1zCzquFrQ/mBrRvaWUMahvrTr+rGUbI6utJs0NnVjB0ecZpA1MGu/cUzKPsEaKr8W9xk23kN/ZTBUnQ1DMVixbmNjQwd6ylv8WqACIt1ZW17qupZ/m9tYvFBpSnMkaUsdmd0USVzf0EzXALGI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=G14Wln2m; 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="G14Wln2m" Received: by smtp.kernel.org (Postfix) with ESMTPS id 83AF8C116D0; Thu, 29 Jan 2026 07:47:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769672822; bh=dHy/JjEVZLZFs+JgjfT+iPpO5D7TU37odI3pKMF7TsY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=G14Wln2m+eOfsIG7l3ISzARBqBsENG/CGk7tQDXnlrbCkiYAE2CucclIQt17vnBWh q0EK/CsaVcN7MtdKJ4iCq7GREi+eJtUaq5Iljxi4sTt13CIyrict8NkpOD0z/F/5zp tl0Kg1NXdz+LnYoujaAnj9MqmNfcwllKygS2dg2dsEuCckhnqt4ItzxNhasnw8T/Mm ELWKa8PnOs8ZG8CyhN3MZiOWXxZf4hWfN4fI2geR5KlZgUe3hLHTlABk8IYTplQo7b xofh02v3ld422OaEHI/55uQt/R3ueXKmgCIsUeOfA3QSzgdi1SdDkEwTf6Wv5nscTb QvuvogIrsK3hQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75311D358D1; Thu, 29 Jan 2026 07:47:02 +0000 (UTC) From: Aaron Kling via B4 Relay Date: Thu, 29 Jan 2026 01:46:30 -0600 Subject: [PATCH 1/3] dt-bindings: firmware: Add tz-log doc 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: <20260129-sm8550-abl-dtbo-v1-1-abca3be14024@gmail.com> References: <20260129-sm8550-abl-dtbo-v1-0-abca3be14024@gmail.com> In-Reply-To: <20260129-sm8550-abl-dtbo-v1-0-abca3be14024@gmail.com> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kumar Sharma Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Aaron Kling , Kuldeep Singh X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1769672821; l=2641; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=j4W6msnkMxX28xtcW8HkyUTEMXxzbIT7opeITn1uMGk=; b=PqAGvkhD9Zzy8UBReqL1jxcUtMVxygIkCcOIBcWYPM/8WiAI96j0BGWS5mdfpeMU45B2F2Eg/ xz69tSs1LzcAvPgEMAylvdeQlGqqQMYaz3AqDk1LMJUX0b/h7X/HzOB X-Developer-Key: i=webgeek1234@gmail.com; a=ed25519; pk=TQwd6q26txw7bkK7B8qtI/kcAohZc7bHHGSD7domdrU= X-Endpoint-Received: by B4 Relay for webgeek1234@gmail.com/20250217 with auth_id=342 X-Original-From: Aaron Kling Reply-To: webgeek1234@gmail.com From: Kuldeep Singh Add device-tree bindings for qcom tz-log. Exposes a debug interface for accessing and displaying diagnostic information related to secure code(Trustzone/QSEE). Signed-off-by: Kuldeep Singh Signed-off-by: Aaron Kling --- .../devicetree/bindings/firmware/qcom,tz-log.yaml | 66 ++++++++++++++++++= ++++ 1 file changed, 66 insertions(+) diff --git a/Documentation/devicetree/bindings/firmware/qcom,tz-log.yaml b/= Documentation/devicetree/bindings/firmware/qcom,tz-log.yaml new file mode 100644 index 0000000000000000000000000000000000000000..e5c67ca1546c2d10f4c3b5979bf= 7b8a1a7dd2132 --- /dev/null +++ b/Documentation/devicetree/bindings/firmware/qcom,tz-log.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/firmware/qcom,tz-log.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TZLOG (Trust Zone log) + +maintainers: + - Vikas Kumar Sharma + +description: + This exposes a debug interface for accessing and displaying diagnostic i= nformation + related to secure code (Trustzone/QSEE). + +properties: + compatible: + const: qcom,tz-log + + reg: + maxItems: 1 + + qcom,hyplog-enabled: + type: boolean + description: Indicates(boolean) if driver supports HYP logger service. + + hyplog-address-offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Register offset to get the HYP log base address. + + hyplog-size-offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Register offset to get the HYP log size parameter. + + rmlog-address: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Register offset to get resource manager log base address. + + rmlog-size: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Register offset to get the resource manager log size para= meter. + + tmecrashdump-address-offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Define tme crashump DDR region starting offset. + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + soc { + #address-cells =3D <2>; + #size-cells =3D <2>; + + qcom_tzlog: tz-log@146bf720 { + compatible =3D "qcom,tz-log"; + reg =3D <0x0 0x146bf720 0x0 0x3000>; + qcom,hyplog-enabled; + hyplog-address-offset =3D <0x410>; + hyplog-size-offset =3D <0x414>; + }; + }; --=20 2.52.0