From nobody Tue Feb 10 00:57:48 2026 Received: from mail-ej1-f50.google.com (mail-ej1-f50.google.com [209.85.218.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6D9C8332913 for ; Thu, 5 Feb 2026 21:42:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.50 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770327754; cv=none; b=X3LaeOsdHLMigHGdDRUR9NE4axKWKxgAXTBcfJntRq87rO/FORvvqbe3TH78PHfJCZPW6VpUJt+m057YnnL30hK21GEuM+hqUptlfNNt/n41LIiRwSECtOza4RsGv2Y55sTIwEwaiaCiUkEsxkuRTGtxhK5pJ10nq+De9PLcULQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770327754; c=relaxed/simple; bh=8zHh24Y4fV58aGGijAkWV1Y30FrSoWjyJKGi5X71ITA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=mElnZ1Jp+tkiXlwM3P1/oDXtwOEApFGSLv3KI0gmG7dB4lZip1BUwIncphHi56zwLnGXZ/7y4Jk7JrZOsCNnLKHTC+T0LdYqYFe+qDTVEM3HApEaSpw9S7rM5Nh3ExrPtbjUDThLOG+LORloaNNROdnY8OKGSQHx8yBuV0IFBEc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=uqa5GMcC; arc=none smtp.client-ip=209.85.218.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="uqa5GMcC" Received: by mail-ej1-f50.google.com with SMTP id a640c23a62f3a-b8869cd7bb1so3465666b.1 for ; Thu, 05 Feb 2026 13:42:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1770327753; x=1770932553; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=82wBgeiecw8diioZs9d1L/8/7KXtnNKqceYMhdMY7vA=; b=uqa5GMcC9a9gG6XSFYDOpv/E61h8KL2rFnfGC6gNGNJoodFEojfsY3JjtECewJfJK4 Ton5rOMwrH0g1fMN7tm6maIrSiWlCxSnq2cyeDvZ5Ye5GNYMntmKfqkhsVZosejsNwdk 8+SsIzPcbQMClLRkEeV/p3ZCCCKqn/8reaus5C/3R6m0p0KqFIl5i/5bGYLOK7KN7E4D cotUcaivP7XekcpUCmMC76wNiIwemtvtoN1PtsdZFov6Ho/7vRHIYGMvdZLNkTm/O/AN Z/m2jxOHwjxS+/ghVYdrJuoq/3uJJWi2H4Tn1Shw79TDqCQGT5L8Iy5ZEj4aZctjyIu6 mhHQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770327753; x=1770932553; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=82wBgeiecw8diioZs9d1L/8/7KXtnNKqceYMhdMY7vA=; b=lTi4LxqlA5rRF4LcYEtwHO3LResgjcHZ/6qbZ0CZQpN1aTNHm7uLjmJuT0pwFA6Asa H06nSvJaxsQk62Rn0KQgCtwk+5PRUXYI4BqIwOZWJ1Mgygx2j0JfBW8GWFwUbPxwF5vP 2b5ZNOwuR1sKaFGGlanQPd4VKccGJf5DuUusxMGAuHuK0HJ2p8c6DNX7xJb2kFo7uTqg SXbM1CTB+IF6G5rY6aBCMuIBYmNUKpqJM7yO5DmFc9l2gWaman0e3Pr1ihtyF2qbvq0h ENCWZwwoA08iDURg84zw5E5S2nTFx398X5fUbiB2Z2R5pFjEqiCShTm4zbF3cD6JSrXd YCCQ== X-Forwarded-Encrypted: i=1; AJvYcCUP5tYiDBhdk9lj/mZ1QZWk+jDTTAk56L+ORQsIc1QmHVhaFoNLSQPz+cJAmx+8nYhk8bC2Nm7yzgNnwI8=@vger.kernel.org X-Gm-Message-State: AOJu0Yyqf/KFoUedwYgFgUeVEi/ctpTnTEsZdvi8LICeojWszhkw5CkM b7xrCIEk7oL43dttpyyj6rJgM7oTaT1+Slmo37TLxEIN2OATFH5HJTnetmXJYcrsjBo= X-Gm-Gg: AZuq6aJqAsCtontDTBx2DSqAUAnDcmtF3XcqvXquuWpymfTFIR6eSDF7GNQmW5zWRX8 hfUBOwld6GmUt0e0HUq+cVMFBcXX8pXItLoAx4H/uZN+LfZPG8PAy80/O+MQuTpRi96QJbejZXT vTeuCT/vpC5wFxZdkNHeiLR1paoq8NKjH/Y3NMKP5s9uoSVui+O/2bKoIRNwKVhzL9zQPvrKUPJ 1qM+tS5yMZj0Ky6WElXQ1gmOb22q+LKE3qjFxxZq5AIl/2PYzDb3FDYz2LRmaQnlDzFYyO7R2c/ iRVLfOShOwlc01Nyfph9MbyZIoNNKA58lsk+imyMZVvC9Fi2iH5yrBqDT2zVMbjLQ1rhxoztdSU zcKrWNTH3AFDFJMm0WR8yRKAydCqfHq7WUQOIsgf9mVzJoWAWPrVUioCBxexkZYuxjbgIdXDw1p ok0wqn7Uvh23pJf4TwGcH+ntcC7yCFPHk6qraB5NUugqsvOQtpM40DMujeXfcD23yuCigJ7Niih vJUug== X-Received: by 2002:a17:907:3d4b:b0:b88:6542:86a0 with SMTP id a640c23a62f3a-b8edf36813amr26650466b.54.1770327752702; Thu, 05 Feb 2026 13:42:32 -0800 (PST) Received: from puffmais2.c.googlers.com (244.175.141.34.bc.googleusercontent.com. [34.141.175.244]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8eda7a0074sm21859966b.18.2026.02.05.13.42.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Feb 2026 13:42:32 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Thu, 05 Feb 2026 21:42:29 +0000 Subject: [PATCH v5 01/10] dt-bindings: soc: google: add google,gs101-dtzpc 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: <20260205-gs101-pd-v5-1-ede49cdb57a6@linaro.org> References: <20260205-gs101-pd-v5-0-ede49cdb57a6@linaro.org> In-Reply-To: <20260205-gs101-pd-v5-0-ede49cdb57a6@linaro.org> To: Krzysztof Kozlowski , Alim Akhtar , Rob Herring , Conor Dooley , Krzysztof Kozlowski , Ulf Hansson , Liam Girdwood , Mark Brown Cc: Peter Griffin , Tudor Ambarus , Juan Yescas , Will McVicker , kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, =?utf-8?q?Andr=C3=A9_Draszik?= X-Mailer: b4 0.14.2 The Exynos Distributed TruztZone Protection Control (D_TZPC) provides an interface to the protection bits that are included in the TrustZone design in a secure system. It configures each area of the memory as secure or non-secure. Signed-off-by: Andr=C3=A9 Draszik --- .../bindings/soc/google/google,gs101-dtzpc.yaml | 42 ++++++++++++++++++= ++++ MAINTAINERS | 1 + 2 files changed, 43 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/google/google,gs101-dtzp= c.yaml b/Documentation/devicetree/bindings/soc/google/google,gs101-dtzpc.ya= ml new file mode 100644 index 0000000000000000000000000000000000000000..a8c61ce069d6910c47753bf14a7= 92eb58e6ae182 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/google/google,gs101-dtzpc.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/google/google,gs101-dtzpc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos Distributed TruztZone Protection Control. + +description: + Distributed TrustZone Protection Control (D_TZPC) provides an interface = to the + protection bits that are included in the TrustZone design in a secure sy= stem. + It configures each area of the memory as secure or non-secure. + +maintainers: + - Andr=C3=A9 Draszik + +properties: + compatible: + const: google,gs101-dtzpc + + clocks: + maxItems: 1 + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - reg + +additionalProperties: false + +examples: + - | + #include + + dtzpc_hsi0: dtzpc@11010000 { + compatible =3D "google,gs101-dtzpc"; + reg =3D <0x11010000 0x10000>; + clocks =3D <&cmu_hsi0 CLK_GOUT_HSI0_D_TZPC_HSI0_PCLK>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 900fc00b73e6d17443f7cee12fa7589b56facaaa..7fc1964b6beaf835a398a9bcee4= ded191034d2e3 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10855,6 +10855,7 @@ P: Documentation/process/maintainer-soc-clean-dts.r= st C: irc://irc.oftc.net/pixel6-kernel-dev F: Documentation/devicetree/bindings/clock/google,gs101-clock.yaml F: Documentation/devicetree/bindings/phy/google,lga-usb-phy.yaml +F: Documentation/devicetree/bindings/soc/google/google,gs101-dtzpc.yaml F: Documentation/devicetree/bindings/soc/google/google,gs101-pmu-intr-gen.= yaml F: Documentation/devicetree/bindings/usb/google,lga-dwc3.yaml F: arch/arm64/boot/dts/exynos/google/ --=20 2.53.0.rc2.204.g2597b5adb4-goog