From nobody Tue Dec 16 05:55:04 2025 Received: from mail-wr1-f42.google.com (mail-wr1-f42.google.com [209.85.221.42]) (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 87912199931 for ; Tue, 6 May 2025 20:57:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.42 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565063; cv=none; b=glMWb87z5BvtP30kEGiDKL4n9ljxTBsMwSqdCT1fck86plhrp3KMTHLlejbaUuOt9GljV2f8t+SNnrqZJjzrKTbhwNIPwvIPr0b1Ed8VuxWPUz6+Ek3SDmoC8HoW3/O/NXDDoThEOczlfvQpHDYwGrq5F5ghzawNoB0kvmxxqWI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565063; c=relaxed/simple; bh=mHVfdZqUplNPUuQlpTqhLpiAYdBfxBb099/0y8ffhnQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=K5aSOPU7HOTTHW1ijeRj+s/uCAn7RwEIvnhekeK0qkEdgqdbumtgF0YKkDHoqCa7vcgjm6U/5gUUMo/4TaDjSBTC+QnR4Sbi8BidScSN4O0v9mQz2oLz2Ew/8PRTrddO7P+J0ehBMEpahHfuLepDlWcNWNGqmu9Vgmi7ItPeug8= 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=R1SR3sYZ; arc=none smtp.client-ip=209.85.221.42 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="R1SR3sYZ" Received: by mail-wr1-f42.google.com with SMTP id ffacd0b85a97d-39efc1365e4so2978284f8f.1 for ; Tue, 06 May 2025 13:57:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746565060; x=1747169860; 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=qtVVAvBNRNXOTj9ycnjiKhQ81sFidRMeXup2zFY3GHo=; b=R1SR3sYZRYP/si2AvmqJQ31h/tePCJj9lnbz5ZzkZNgWExIJi9JKG8QMNplkjRKyyM 7kjSU0Pgv6ELYz73HNrjG/tbfy3VwQV3HZWWg7iBKrb8ANiGo6Vc+nWlVcXosKKemi97 PUpiFroC8k5aWg9H9yKyHhrEcGjahaWh/TYlFaeSs9oetNed7qOQZoxwzqqdJ9DwIMeh CIDe5wT4XG1bp2uY6/oJFnhPZQSDX75eUKyvxMQL0jLXgORulm6joZvOwexYqF5+H2gV 3YMTGO467HYTzqAQtC3tmRdHX7awZL6OG8E9daBKquKe2GQ+7LKcjOiG/0+jHwNf7YP5 fxOw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746565060; x=1747169860; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=qtVVAvBNRNXOTj9ycnjiKhQ81sFidRMeXup2zFY3GHo=; b=Q00ZFNpoVCf6DRH/WQqkFtWbP0j4lzE3QISi8yhZ5LInmoK8sJD/mlEsWzsdOlZ2ed Zr39W1s8wfqQZXGreYBhZBlzezDKhLM0/8PitJrWbOIPc+ebzuw6tTX11IBoeKXU5eHU DdeqkfKPZpAeJLFCd9MZeaHZ/CR8JQ7nKo1QBYdNnTWznxLPBZj7h6F7/2Jvx13aX6RY TAdiSm6vgmkb7zf1SuTdQLu6U82mc3IkPI5G7UYgtmUgwwyMO5MTNyZUw7F3Nn7A90i5 tNv+tXzin587FSEVZXUmPv7foGbJO7bwOLtAgU+g19HMu6ZqDTDz0qXWCU3lpUkeewSW 8DuA== X-Forwarded-Encrypted: i=1; AJvYcCXUSfXt1SdmDTefJ7Kznkqvl92F1G7NjTnNyl5BSSJaZIoP8i3xWHFQjUam0e0F/WoymIA7+xcxyOcL/ss=@vger.kernel.org X-Gm-Message-State: AOJu0YzWGNvqoGACi3DAvYt+hTNnjgfv+hsVzkW8K785MEIE46tw45zP p1BD/zXP4OqCGtk0mzTRAu7IQwqZK/nA3HeunhElXJfcQSMD+lmfK8GAr7emBdA= X-Gm-Gg: ASbGnctz3vsJTiQ6WxF6yyNT7Gt6J2LYmY5Rtsr0MwSHaxzodUYibCyv0iErbjTS6Rj o63BbKw22Yt+o4W0hAbp0txse8N08DbboFNulRJKTQglf0OdE2tbrw6CP1vxHkOXr10ky9mDXdw MPRFcAgeQoHVKHpL+y0X++G1mxkuoakc88bDXAwzvWE1yJ8yJC2vFJXCP73/U4qCztlP71kP9FC Bz5c8Iy/ZmwTA5U83dxIRrQgFUsGX7Rt9IxQJKSTV4E3UYqw199vVIibTmfWi1PP+7umtLKV7EH COAS1HOW+C4vCT9XQqtxeUExFm8IW+FTGfhk8ZiZupiqFUxQZN9tWYWZLBd+FJW0n9BDqt4= X-Google-Smtp-Source: AGHT+IHjjOZpvxXjJRqm1EBDvtIRg9jViARXQDNiynCwlsBktmak9gKLnfrD+JJ2M1IVcyYbpqIRWA== X-Received: by 2002:a05:6000:200d:b0:3a0:7fe4:df6a with SMTP id ffacd0b85a97d-3a0b4a4a407mr683343f8f.56.1746565059782; Tue, 06 May 2025 13:57:39 -0700 (PDT) Received: from gpeter-l.roam.corp.google.com ([145.224.65.147]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a099b17022sm14671826f8f.89.2025.05.06.13.57.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 May 2025 13:57:39 -0700 (PDT) From: Peter Griffin Date: Tue, 06 May 2025 21:57:27 +0100 Subject: [PATCH v4 1/5] dt-bindings: soc: google: Add gs101-pmu-intr-gen binding documentation 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: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-1-9f64a2657316@linaro.org> References: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> In-Reply-To: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Peter Griffin , Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1717; i=peter.griffin@linaro.org; h=from:subject:message-id; bh=mHVfdZqUplNPUuQlpTqhLpiAYdBfxBb099/0y8ffhnQ=; b=owEBbQKS/ZANAwAKAc7ouNYCNHK6AcsmYgBoGne9fwRgTCPtGjWB5xgUtQEMw/NDbt+Rmt2sm OgxappgTnGJAjMEAAEKAB0WIQQO/I5vVXh1DVa1SfzO6LjWAjRyugUCaBp3vQAKCRDO6LjWAjRy uhh5EACBHRVSSR8424VBCwpWJmj8L/Pd5ZJ8uAUZL4RYy0ESU1SZFbn4HnDzr8MrhI/Sy0xLloR xnaPFOrDfz0OECmXh3EAmbSPCvqpArfU+56v6KQDFBCLouOmgXnXzDVeX+QV9OMkL1h4KJk8qyD Sazg67p5MfS/MHNPBZnKB2ZpwhmB05x14QNEn6QUY9A9gk25+WJkt3udIsLcUCAyzICwTWCqGTY nmksFGz0oiR7Uie8+zrBC7OJUYjyOHoW79GOHy0wdHQ+HrGbaH3CUK6T87spkKysKJYXBGU+aiT wYLNCDkjwHgfz7X4ikO6B2DbckHpbQHV3wtPuVMaxpTRSPcyPFo7z8U90I47wRW9bs4zVXOYPs1 V5p6ymVUmnikwlj7V5DOqQDRDnkz82hfDccHROc4x114OcSeB8kdLu8vJZkE2aHjqJ7OncN8thV /eLegORccxHgj0Si1LkQqcudSY4/1RJo9skWsrwbWf9xiLWYKz6eeNMBG3xMmdGIS3PFdulCeAb 9f5hLQuNhNOBF1PnCP36P2X7dYJmKiY7DyXkhBNEQ9X1iWxAOIhAik8yRz+LN6XD+TBPSWjw5nu o2+uUsYZhhGhKZquccWpS04GD+c35EyTx/PodQI332ZSXUuzX86pqcygHw1Qwj29O7QxwbHnhRV uwpU1IvJEDRrkTg== X-Developer-Key: i=peter.griffin@linaro.org; a=openpgp; fpr=0EFC8E6F5578750D56B549FCCEE8B8D6023472BA Add bindings documentation for the Power Management Unit (PMU) interrupt generator. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Peter Griffin --- Changes since v2: - Fix dtschema error "relative path/filename doesn't match actual path or = filename" (Robs patch bot) --- .../soc/google/google,gs101-pmu-intr-gen.yaml | 35 ++++++++++++++++++= ++++ 1 file changed, 35 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/google/google,gs101-pmu-= intr-gen.yaml b/Documentation/devicetree/bindings/soc/google/google,gs101-p= mu-intr-gen.yaml new file mode 100644 index 0000000000000000000000000000000000000000..2be022ca6a7d0780db3163f1b77= 4e4825a9123fb --- /dev/null +++ b/Documentation/devicetree/bindings/soc/google/google,gs101-pmu-intr-ge= n.yaml @@ -0,0 +1,35 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/google/google,gs101-pmu-intr-gen.ya= ml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Google Power Management Unit (PMU) Interrupt Generation + +description: | + PMU interrupt generator for handshaking between PMU through interrupts. + +maintainers: + - Peter Griffin + +properties: + compatible: + items: + - const: google,gs101-pmu-intr-gen + - const: syscon + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + pmu_intr_gen: syscon@17470000 { + compatible =3D "google,gs101-pmu-intr-gen", "syscon"; + reg =3D <0x17470000 0x10000>; + }; --=20 2.49.0.967.g6a0df3ecc3-goog From nobody Tue Dec 16 05:55:04 2025 Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) (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 9F75B1D619F for ; Tue, 6 May 2025 20:57:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565066; cv=none; b=GzbobuukkUjPEqOhoYK3mb1EoS4BQF9j+Gouj5zSt5LNze0aIbOBD77EZ13r7cGYOIb7sAKHiuqMIr2rF+yoKgX0nKVQl4oNMVhHSheDAvyB+ZaUVV6MefLGjn81560peMbn//Ps4sHZY0p3cfxZP9Re2cKLUA7gcXimp+x2A+E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565066; c=relaxed/simple; bh=Dwi73w8Z6PrIgKWj8BhvUdNVPqAGEMJAhF7n320ltE0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=URaS65aLuCv5YgxfzgnnFWdp+ICHnlinsz7uEqOEkllYb//Nz8BcnO24Clppzh5le/iTugieZUo//Dr3IYZBE6y/839naKUP9pjT8KG5vnQTjHuA5En1L1uXUYm4mHM/34LyYjFSEdxasPzOdQsEJKxvRxAHLx4Qxx0zQSV6Zng= 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=MAUVxAlJ; arc=none smtp.client-ip=209.85.221.52 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="MAUVxAlJ" Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-3a064a3e143so2841939f8f.3 for ; Tue, 06 May 2025 13:57:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746565062; x=1747169862; 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=hPphbwPW3jRb14mN9MVqvjGdvmGkxh1ARNk78hKTSio=; b=MAUVxAlJuqkySUbWPV6Y4pIqJTaoXmigS8Af4qEo918jgmjkkeGNnWUXk5qe8jV5FZ museLZmD1SGdmQmWJpKBWRB15/e99zM+xEP4COquKID8k7uNANv0/rf/wiIRyz0z6oEc tz4xcP/UWHfWY1sRdDU4Icn2vcMEjl0TGEXRgl5O8WsOOcTXQZDuYwvbYhL6t7h/BTo3 O4yyuo5Cidafx+vh6H0hfniZeKuRZQ8yUKJfLyXSafgJCA1CJgCyRrlKdiNwvhl3UbFl UXZuRJbwaneJCnt0mgdl9APvqjuUGVcajl9cQvF/MPkyxWDMs3i3zwviEPj9tBjqXmt0 oWiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746565062; x=1747169862; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hPphbwPW3jRb14mN9MVqvjGdvmGkxh1ARNk78hKTSio=; b=qbUOYFL9Hm05Q/XqOHCM5rLJgbV2fLmvk0Nxq1ShInfPm8bRSCaYrCXzFE2wAnRQwj Xs5P5T6/Kt1Q0rYD0JNxIpLiaJwyVWNGOYwLzCbYb46gL1aFLJA9oy1j/WwYTRE9npzr /TQplpLSFkdP7wg6NzButfcQuK7FmKSeNQ6Fux0ueXB1D5K7aHzwd2wqncsowpSMpODd YwHwtUU0wOjXo/saAbl4ISEN/fSroLMYRF8LIKmrKwL74ymEX52PzW3Eu63c++I+biG3 XNhcOmqGVbkVL/MI7rB8t2I1tuQyBnrRdleDSvwvcQn6TZ7vlolWEA14vpvV1lO9qOFl PFqA== X-Forwarded-Encrypted: i=1; AJvYcCWgMa5CwBWBOSk+u6tgDGAHtPSxZK87f2CCWPjTH1VJJ3MALJMNBpcvHm7W/V+c9ilgcu1NIukrLHFoa9c=@vger.kernel.org X-Gm-Message-State: AOJu0YxnunnAwo/K+6rIgK7a11V6ZQnrlxgiWrXeEYfWwwy8N/axY1Wk smcwudcUsPA5vjhUXGWpbKGbIfFIe59OyIDGH4JSMwtaGcvTe/qbDB0bOSe8HkQ= X-Gm-Gg: ASbGncvWpcLUtOCKB9dbGtETmbgZVD/Sga0xmq3zXFVvRgxgLk7cHExEYdCE2CZm/3x l420R2pyncTZKvQ5X+rM5DLyT2LpJX86aXxg51N3sJDDUuzyPyQ0fWROeZD9oZ/67qTn7+7njkw LVw1EDiZ8FMLni/rkEqUpFl0kv9g4MrjpsI2K8qwN8jIAzHK6XxG2XZPulzghx5VA3dUE436nLy HvvA/S264ev/2ngk2FptPGmA/OYT1kTk4aLcz7XbYOf79DqgNe5ZkwmgYBH7FknUCnd8j3FvfY0 qzBq5HgWvXFmZq32CEcl3gtNsgH8fIZTaHA7KINcQ9zP2wPNSgCteXPZnpfuh7HcL8UKUNk= X-Google-Smtp-Source: AGHT+IFSlhDE95SzY++0BnY3/6yTVPg9tSQuJShvecTP8iv8glzD71jC6MAKKuiKrPDEpfjMgkK6Pw== X-Received: by 2002:a5d:64c7:0:b0:3a0:8495:cb75 with SMTP id ffacd0b85a97d-3a0b49ae884mr743025f8f.9.1746565061881; Tue, 06 May 2025 13:57:41 -0700 (PDT) Received: from gpeter-l.roam.corp.google.com ([145.224.65.147]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a099b17022sm14671826f8f.89.2025.05.06.13.57.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 May 2025 13:57:40 -0700 (PDT) From: Peter Griffin Date: Tue, 06 May 2025 21:57:28 +0100 Subject: [PATCH v4 2/5] dt-bindings: soc: samsung: exynos-pmu: gs101: add google,pmu-intr-gen phandle 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: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-2-9f64a2657316@linaro.org> References: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> In-Reply-To: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Peter Griffin , Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1458; i=peter.griffin@linaro.org; h=from:subject:message-id; bh=Dwi73w8Z6PrIgKWj8BhvUdNVPqAGEMJAhF7n320ltE0=; b=owEBbQKS/ZANAwAKAc7ouNYCNHK6AcsmYgBoGne9FqRL4vyvavqCGSB8WiKiy95ngApArMCaz zSnaJhRQcWJAjMEAAEKAB0WIQQO/I5vVXh1DVa1SfzO6LjWAjRyugUCaBp3vQAKCRDO6LjWAjRy umGjD/oCM4hr2TtaKL10ufwpnUe287uZhycwCFgtVwq8X/kssw87WV1sQqeAdEhvjjA3AUwy8/d dOsVU8TNA7f0OmgwKvtAmB5tmgiCwt1ng69S2rn4/1M90mg86/YPwxeV08PYMdZffJi+eoges0V B5zFC8IyYWK0NpRGRG5kKDEcuSZwbta2bROdJyh1r2Vfk3WFPJNeCBqusgpn7qZIOUWd8VUGYfQ rg+qHDEM1uvD7WI4HX2rKZtwvoLchyB0eAao0xhzIVar7ALp2v5BK+99TQp/n/9ClPUwdI100Ni bfDhWB2Vi2TRlwrECaQ5Cxh/xC1yxYz/oGYxc65Mo6Bfmx+MHoWuDVHOc9Cx3wD5mqgRmDS7GaE ufmexxfCgwQQkaNKwCzATJLPv7QETXw9lSsYUFW7m0QccfqEsDXAcxo5tcF8mbp7yn3VMYcS52B xv4FKTJDQl4DVRXNPnQGsYgDdzGM2pXyK7t8Y0FMrCx+I/MZNpLOpVpm6Cl7aNRRNjKJoJTgzVM 2rcxQi9VmrGfKu9W5ygzhTe9LBybVMRgQn6EF+Ve/VTtpN7iQdLfBuswSepHiKy32jz5dcAsFIY x0u0jaGtemD2MBIBfB6zCrpTLUwdx+nkifTxl8IaNMLRgFhG9p4HiESrcWc6/VDWlMKdEzjDce+ 0F23juvsfaJoLLg== X-Developer-Key: i=peter.griffin@linaro.org; a=openpgp; fpr=0EFC8E6F5578750D56B549FCCEE8B8D6023472BA gs101 requires access to the pmu interrupt generation register region which is exposed as a syscon. Update the exynos-pmu bindings documentation to reflect this. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Peter Griffin --- .../devicetree/bindings/soc/samsung/exynos-pmu.yaml | 15 +++++++++++= ++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml = b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml index 204da6fe458d2d4bfeee1471ebc5c38247477ae2..3109df43d5028c61cbcaa597e7b= d8cb530eafb37 100644 --- a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml +++ b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml @@ -129,6 +129,11 @@ properties: description: Node for reboot method =20 + google,pmu-intr-gen-syscon: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to PMU interrupt generation interface. + required: - compatible - reg @@ -189,6 +194,16 @@ allOf: properties: dp-phy: false =20 + - if: + properties: + compatible: + contains: + enum: + - google,gs101-pmu + then: + required: + - google,pmu-intr-gen-syscon + examples: - | #include --=20 2.49.0.967.g6a0df3ecc3-goog From nobody Tue Dec 16 05:55:04 2025 Received: from mail-wr1-f48.google.com (mail-wr1-f48.google.com [209.85.221.48]) (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 B3FB51D63C6 for ; Tue, 6 May 2025 20:57:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.48 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565066; cv=none; b=eFMaIFjlyJN4JmGY+3mIhwn5Km8ASZrRHdXL7JppBTiDdklCJ/36tLIpfEGr1sMrVIPDLIL9i/rUddGn1PMSoIN4zvGxG0pVdrXsefBL1AgbhSDnOBeljW+yFeYEDNF9+WeUJDBZ3rjDJ4wNPYvskes7VsoOXpX5/oucAkYQYmo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565066; c=relaxed/simple; bh=2jU8lWsHMh83BJDd6uFLy3YOaP/2xztJxNAHsH0fugM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=i9XXXlDp29yHOEj03KwqnnfGr/jBoAdAiiPnrCEHHd/KEiCtVE93R03ul7rbv9DFtqDl9Ckc6NJZvc49My3wForVEkX63UeU986+BgcmFowQD9FaQr2sg9pMWPyEttjR5fh/xOZP8xahQ5ZtxekWExPb31QCcfvIjw4dqmvHfSU= 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=vyc0hNqY; arc=none smtp.client-ip=209.85.221.48 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="vyc0hNqY" Received: by mail-wr1-f48.google.com with SMTP id ffacd0b85a97d-39c0dfad22aso4036535f8f.2 for ; Tue, 06 May 2025 13:57:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746565063; x=1747169863; 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=1NZVMe0POaYy6U35iIgm7DP89EqIz3yo46LCC0chDBE=; b=vyc0hNqYVomWHCn6VWXwQ85OlVIKWG4/4nAD0jP7u/dTdSqz8P9DSFbL3hpfmihWCQ R0vpp7n+tB37OXUbYK1Qsk2UtHap7YgPRhnw0xcrJ6DNlJ4qgSIDMFZHfwB4HBTfIQKV Wal1EUUDsyWXZXbxm896etzarcpUKXHEWQm5BkdK/x2xvEpa4hBfcwzR35vg78pUDzUw WzTr3e/BI5wPWN31ZMTnspqU6iN55T/zVYB5/6NK93gq2EIvLiCJnj5V9cI300y7l4rC O8gnhN5b+mJDArCFbNObAAjCvYrI4WcQvDYf5hGk4RI90O09kJU5vwgs7DS5NI79jOSq mGhA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746565063; x=1747169863; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=1NZVMe0POaYy6U35iIgm7DP89EqIz3yo46LCC0chDBE=; b=s78L4NTvLo6K9phLBkjZnvyoVjPaNWryI2q4jy9ztKTn+eMM/q4zPpHWIy485Epmwr R7SX8FvftW6ZQvNHfdihm9K8DyH61HWrp69TxbhsUL7F3D3+ypO0hlbk9AZtEzIvYf9U v3vTwIM9HV67hxpknvbObQuKK2uUOUgQGCII8WAs00VHpMtb45UXiz06FfAHBmHfPKQ3 Vl1q8X0OdriPd/EN2FxyAt+0hYWxG03TpGnoRJFINJ/uuZsn8gehzdx1z9vRczW0ECtS EbN1DdO5Yt9b3Z6UccJ/Sb0kdHf6NZn4U3vCeO2bGO5NuXFx0q32wGW6Xt0nQDci5klR FIBQ== X-Forwarded-Encrypted: i=1; AJvYcCX7njrJmT4o9AGFNaOHLc16D3n+oImdsyGYkMxayAVvR1odOboqDT1Ke3HXUGQN85gk5WRS2aTUmAawwj0=@vger.kernel.org X-Gm-Message-State: AOJu0Yw2mgz5cTd6pl71qJRabaEVKJ+yN1Y66BI5WiVtsq33sR6iungZ rL6zSjn+VCFM+5yZsGQNZUh/Mlx/75wt5ZBuzrVw+f+P9Ybn7M8Eum4+QcNPOjQ= X-Gm-Gg: ASbGncuWhTkxdWQ0w2bmaS1mgjrRorUBxXBMolpxreVys2UMafscIxlX3vlDzxOUczB kky3RxPIsKxQS/NlBzIgjOGUuYLhZl9vJvfSsqMZhI9+xYGoA3shevh7b/gJ6P0ego0rbv6tQKS uGz8vibW000dvMpL7cVScYE4730BwMQdMySE0Wgzl3+QkYf8gp1PTZ3zkEa0FN3cfjepp4rm/ft nH/1NBhbgZqi6zgOXPe/aFxgaLqw+lm0XLHoVcTq9K6LtN10b7s/cT6iygnWiDaqst7yg5RStir o0T6nyXCAz4PWMbE21ESGMsj0DoKQNG1x38VKuw8TuksBt/JbSmkgmZ+5WHr4RxP0I8gx/U= X-Google-Smtp-Source: AGHT+IE2LgXfchPINe7qYmZMcscjZaeuhqsUBxUUbkHDGnmYsw1mvqK78ndM7S/Odra7ZlA/qDu8LA== X-Received: by 2002:a05:6000:200d:b0:3a0:7fe4:df6a with SMTP id ffacd0b85a97d-3a0b4a4a407mr683409f8f.56.1746565063049; Tue, 06 May 2025 13:57:43 -0700 (PDT) Received: from gpeter-l.roam.corp.google.com ([145.224.65.147]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a099b17022sm14671826f8f.89.2025.05.06.13.57.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 May 2025 13:57:42 -0700 (PDT) From: Peter Griffin Date: Tue, 06 May 2025 21:57:29 +0100 Subject: [PATCH v4 3/5] MAINTAINERS: Add google,gs101-pmu-intr-gen.yaml binding file 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: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-3-9f64a2657316@linaro.org> References: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> In-Reply-To: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Peter Griffin X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=799; i=peter.griffin@linaro.org; h=from:subject:message-id; bh=2jU8lWsHMh83BJDd6uFLy3YOaP/2xztJxNAHsH0fugM=; b=owEBbQKS/ZANAwAKAc7ouNYCNHK6AcsmYgBoGne+uDVpWbiPtqvC8l54wAMhmu86vnsHamOKF xynba4y/G+JAjMEAAEKAB0WIQQO/I5vVXh1DVa1SfzO6LjWAjRyugUCaBp3vgAKCRDO6LjWAjRy ui6AD/9p2LRq/9GlyZv5epsvsb1bVZNUP2tffJOJkP08VSkQ13IgvNpnnUatcND5PjHvOGQWbSs Ou/lL8vNTUemmdKiMlL173V6ATSTlzR1RhM1rwITk13e0bBF+MvkiT+AQhnN9/Wgm9XTOBiXzQz EY42gyYKH90td6EKzphaP4x5uDSxE5Zm60BX3W0CtzIphaupOR9f7xGXvm6e7e+Fs7FcxUHHAkX pmiFJmtaA6LHAjlBNmdtcNuoOjENA7i2zPgfSUh2nmqrkIv4XXHphtrDvXYo7+1N09cx0YS3HHj 39aorwUyHokekqFog/Cl5UATOvqcoW3ATJGnXONwb3jCxlcAiKW5dGchzKc2v8AUkz0mg57bOdY F4vUzCNYyOj247R9NCKtHBnKSIy0z0pvqPLDxuoCDc+17jN/HfwXYmSNz4YxsqslRj5t2zmzdXz ZsN59gWSON0vdXmgzwEAk549m2UVDIiqjRGtawXD67lZz0SNfzk8KIB5Xu/1+zn9La4TC0dfBS6 0sXlJjk//R4pPIBocwWh8BcWXztXuFEPjiMlNdL0AhvMrYSVAah0kRBIkbFXPZe+BQZiwV84urf 409Qg39G8bFzVQPE+wkNYS3oe2U88n0wZ9NumG6CX0LuJB4RDdnNn1Ppa5quUrjr2HD0EGfnPvS Yo9ZfoOUWQrhA+A== X-Developer-Key: i=peter.griffin@linaro.org; a=openpgp; fpr=0EFC8E6F5578750D56B549FCCEE8B8D6023472BA Add the newly added google,gs101-pmu-intr-gen.yaml file to the Tensor section. Signed-off-by: Peter Griffin --- MAINTAINERS | 1 + 1 file changed, 1 insertion(+) diff --git a/MAINTAINERS b/MAINTAINERS index b2c3be5f6131432647dd01f22bbf4bf1c8bde9e6..5b2ec4c2023f39a3dd532ac61f0= 075a0a1555411 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10118,6 +10118,7 @@ L: linux-samsung-soc@vger.kernel.org S: Maintained C: irc://irc.oftc.net/pixel6-kernel-dev F: Documentation/devicetree/bindings/clock/google,gs101-clock.yaml +F: Documentation/devicetree/bindings/soc/google/google,gs101-pmu-intr-gen.= yaml F: arch/arm64/boot/dts/exynos/google/ F: drivers/clk/samsung/clk-gs101.c F: drivers/phy/samsung/phy-gs101-ufs.c --=20 2.49.0.967.g6a0df3ecc3-goog From nobody Tue Dec 16 05:55:04 2025 Received: from mail-wr1-f47.google.com (mail-wr1-f47.google.com [209.85.221.47]) (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 CB5921DE4DF for ; Tue, 6 May 2025 20:57:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.47 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565067; cv=none; b=Q9XAm4u70pP9hb6jQZYLljTPVfShACUJbkjTGd2hI8rvKuk7Mev9d9To+eByn+g5iZTnvcned0OW0H9yPAqK0ImArOQWXJw0OBU15F8vC3BvqzTJZ+heH50x3hnVUjazaZhI4rfUtYzjmiRmG0MRt2hY0xqrcMSy60GyLWOH4Pc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565067; c=relaxed/simple; bh=4fZ/jxB4g1jcf9SVpmhQ0BzBoZuH09GvNuVPULW3X9w=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=rmUYQe+bWxXorf9wRYcAznuSz6JevDhDDBCasE1dpJlPgPt1DyVeXXbxDGoS5+xlZyUUrmiGIGiNpQg1JIBakbhQdXG8oVEfMAD2lWtoNlSxohFV3x9MokHWt/TX/37Pdx/dscFFbk7IufCD5UWIcioU2DWqG1OTnHaALu1fsUs= 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=BdnZ0Xih; arc=none smtp.client-ip=209.85.221.47 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="BdnZ0Xih" Received: by mail-wr1-f47.google.com with SMTP id ffacd0b85a97d-39ee651e419so3247920f8f.3 for ; Tue, 06 May 2025 13:57:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746565064; x=1747169864; 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=w20yKHQ/VSVhNuC8t1SVSALz/E/ETSO4xbDb+FAhbzo=; b=BdnZ0Xihp7b3c/bwEj2QCsvB1jPzisW/uljemT8/SAu895K4D/6PDQuqUdLfMsy2Ce US6UP+bmPnmD6gDjKjkxxVeqQPCxuL03ZOynOofUkp77xpBas5ZgpUG/S0obKqU4qZoW Hpth78PwXzfQiAQVd3Jjh5060JhwuBczUIQVeSQ1Wpr9Qo0mz2eoPUsjSqK5XP80jVuJ wNYNGbjmdSvCRkO7pNLPDEYuFpFoAHZ92CMuFTnFyXpRTcVw1Y4WnvVeIltQ/SOB3yCq GLCuejDjJfO/v/o+0M8yASmNsathAN7tOIV7th1PfJWy9z57N8/+lbi9BSaN8hCZuisb owOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746565064; x=1747169864; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=w20yKHQ/VSVhNuC8t1SVSALz/E/ETSO4xbDb+FAhbzo=; b=mIVgW9/bCdk1QYzhmCIlbUAwHNHL3gl7FjXzYU85il6Qyd7fCsCmoD2X0PK0+37NLX CsTJkfrDsv40f+SigGW4IEDDKRD+OcESdgMRmLO6+TNpWP3Qr0ZAoQJ20hZuVJ+EDtJw X6dwtReuIlSa7Q8tjGYzOnmoIHkOQEpZmugsWTLGmcEWwTO0iK36R2/0uzkbyAaBHu0q o2RKl2yrCg7T9mRuqX50V52KBi0UxUCKvaGUw0RB91tcGNbQjS+z5MGpp8fwt9m1nktm IX+GiHFYmPfZVKgXA9SvopZHZXNU+mD9UGlQgBWHt4fKkcrpq6xxypepdz+W/qtVgccT fVOw== X-Forwarded-Encrypted: i=1; AJvYcCV9Fp+PA+Qd8GvLR1hPBx2KAYLZFlhjIwcc8FEv4qozNZRDNac1brzLGp4ss2KS2QQNvdFCTfeL+JgeS7k=@vger.kernel.org X-Gm-Message-State: AOJu0YzOPblyAnBvEgdZvXo4MaPgOnf52ql9gTyfV1qLn2r15mozUHxO LS+w0CjgCfAn1oWPLZa2J3RrpslHhNZk2PaTcr4DUY88kmDIdQbLXTKHB+Zcus0= X-Gm-Gg: ASbGncuLz5hXWx/ufFTAU4dxtYajbdaptmWzh/S90OPYdUEZk+1bub0nDz0j77Wj1FT t5SEY50j1YZzWypWYoxzvRlmEGF5hyeI6oOzqJajR94qFB4D4P21UXSRDa9me4tQ4drkYCUGOds ecsgjiiJsmF2cZgKlnOJbifw6sJ7sSKdd+ZS9Jpri0FSQ+ApSH41RAYMLsKQJ5T/qW+z7HVpIoE t3WefzVg4++pZDUbpvBPW4oVeLYkheWqSiX3mI/z5bWT8Dik6auOJuaxKpNXjFity0LAiWUlbEW 8HDC7jOuymrSCMfqFEFpY23r6sy+7E2QCF3obmNrekwGbLzEkHrG+24j1YoHjpsomAeDDIY= X-Google-Smtp-Source: AGHT+IEHZ0blTjnSlV/EPtId94yuTdz1C0toPOnIazWac5TNz+KDNfJ6QwNDagUaD8y8nOUEcFWNqg== X-Received: by 2002:a05:6000:4308:b0:3a0:8c45:d30e with SMTP id ffacd0b85a97d-3a0b4a29b29mr683571f8f.35.1746565064232; Tue, 06 May 2025 13:57:44 -0700 (PDT) Received: from gpeter-l.roam.corp.google.com ([145.224.65.147]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a099b17022sm14671826f8f.89.2025.05.06.13.57.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 May 2025 13:57:43 -0700 (PDT) From: Peter Griffin Date: Tue, 06 May 2025 21:57:30 +0100 Subject: [PATCH v4 4/5] arm64: dts: exynos: gs101: add pmu-intr-gen syscon node 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: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-4-9f64a2657316@linaro.org> References: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> In-Reply-To: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Peter Griffin X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1422; i=peter.griffin@linaro.org; h=from:subject:message-id; bh=4fZ/jxB4g1jcf9SVpmhQ0BzBoZuH09GvNuVPULW3X9w=; b=owEBbQKS/ZANAwAKAc7ouNYCNHK6AcsmYgBoGne++5M5tw0yZYXWJclTcP2v4BRbsiSJlh/WX zPJy9E3VG2JAjMEAAEKAB0WIQQO/I5vVXh1DVa1SfzO6LjWAjRyugUCaBp3vgAKCRDO6LjWAjRy uuQUEACh5qGJv5Dgc9udkLYbNGA/60GYzyuVZCZzlhzGuB0KXzN4PNcnph4oyIVC1wYr6O31VtO 5XOH0vwMt3WLDjvHMK0YwNMxjvdwEJqTvX8vgvvIU1NODDV4yCJG4paaniAcQHm7vvUM8kOYoP/ lc+9FVCg1MXUI48lBjmtdFLbyaaPkxYc2QyF5XX4sAmQTGYAwIM4ZzkAwpnT6CF3IVIBfn+PUob Y8lUeTTQWrjLid+xtRUBAcRwVSv+ta/NA6LV05vtWIva0o4xz8627ThmEwT1E8J0kLQ6keS33c/ LKSGdkfTPxcFWduBPheYdQEhTQfKYfCd680sroltfBxkUFmwBr+EypVQg/QDy+NHXEmJFfKsv6A kQswAFIAWkwMczDOEQG6d3RAPCJ5ytVNnxrfkyLoZC9f18X9OWGS1CsdhrLJIdBHe+MzvjpQdaN 4UEc2JeLzTVvqHdF7JmwzaJD0kpAsH0Y5KoYE1g5M8rao1cbV/BKoaq9gAMF5BVt82+Ug2cowpp 7zTqxRz7NN8KPacP5TCxyWhmPMqCGZ3RQsMjyJFkcoiXMjPf1kNjH1qikpcEUOWlD7Uc0Txvlwq fG7B0croRb5oXv9dQ4h69jOyLUN/77vDtLW2Q1JgU6bYsdjI37+XrDCfJiHlMcMPn/Ogh3XSG1N /r2HAItloyh+hBw== X-Developer-Key: i=peter.griffin@linaro.org; a=openpgp; fpr=0EFC8E6F5578750D56B549FCCEE8B8D6023472BA Add syscon node for the PMU Interrupt Generation registers. Additionally update the exynos-pmu node to provide a phandle to pmu-intr-gen syscon. These registers are required for CPU hotplug to be functional. Signed-off-by: Peter Griffin --- Changes since v1: * Model pmu-intr-gen as it's own syscon (Krzysztof) --- arch/arm64/boot/dts/exynos/google/gs101.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot= /dts/exynos/google/gs101.dtsi index 91cda7758020563b2c5b5768d8921e87b1f4231c..48c691fd0a3ae430b5d66b40261= 0d23b72b144d7 100644 --- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi +++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi @@ -1405,6 +1405,7 @@ sysreg_apm: syscon@174204e0 { pmu_system_controller: system-controller@17460000 { compatible =3D "google,gs101-pmu", "syscon"; reg =3D <0x17460000 0x10000>; + google,pmu-intr-gen-syscon =3D <&pmu_intr_gen>; =20 poweroff: syscon-poweroff { compatible =3D "syscon-poweroff"; @@ -1434,6 +1435,11 @@ reboot-mode { }; }; =20 + pmu_intr_gen: syscon@17470000 { + compatible =3D "google,gs101-pmu-intr-gen", "syscon"; + reg =3D <0x17470000 0x10000>; + }; + pinctrl_gpio_alive: pinctrl@174d0000 { compatible =3D "google,gs101-pinctrl"; reg =3D <0x174d0000 0x00001000>; --=20 2.49.0.967.g6a0df3ecc3-goog From nobody Tue Dec 16 05:55:04 2025 Received: from mail-wr1-f43.google.com (mail-wr1-f43.google.com [209.85.221.43]) (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 04473199931 for ; Tue, 6 May 2025 20:57:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.43 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565069; cv=none; b=NOcphgFmblzSGXK5Wey4q86JZUOUY6lwrTM6yHdyQ+OaeD6ckLKt06z0Yc8VtVitEsUbDKuNFbkx77Iy8eGLGuQFExEj1do4uNqhOk2vOTzbhpr0pNur8l+cdwFkWkFCZWmMOQkpkH1MpGXruzkq6jf83v5ljLcltQ474GCZB0g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746565069; c=relaxed/simple; bh=DmhgKVwxaPjv1roKDXteW3FTL4oH33qlI5LJtEP83bI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=NOtF060iUOTZ/8CvcwViLK4mYJj26IxAa4JkmaR9ZYlfLOx6aWmjsJdYsZBeXu9HFtAiVQBXv3laeXOYhMvOKE5zxpyeTVxxuKzevKf9Z9nrDVw93vOePp/3zV0B/AUo1godXptyXgQD1AThyjJBNMnOO8k7zLt+YEO+QJbWq+M= 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=xpN0qUZM; arc=none smtp.client-ip=209.85.221.43 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="xpN0qUZM" Received: by mail-wr1-f43.google.com with SMTP id ffacd0b85a97d-39bf44be22fso4186808f8f.0 for ; Tue, 06 May 2025 13:57:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1746565065; x=1747169865; 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=rHRlpPPsSJqGzltMuOf+ZTof6Jgch8QpoTOiopbtkF4=; b=xpN0qUZMsmW+V1s31q+TbUxPoGS19xW8M32DfhXAHIMjCFCb+FsL3qbYXvtcEm+vAW w/cKG3exNRt1n9tkfWy7i+prRRhlXQCluyH83EzEKZ+2oOiDFRt7+ukoP9WuTdWqp+Yh 67Kk9OkBngqlEebWSDIZE9QaiJXEWeQYIRqbWI3RwiXUkIPkR/zRssfymiiMK8SCdWi7 4HcMOOxJCy/umCQG5utEjidtSi4ajF6aCtTeBhjpmwoEagCqleXhE/IgOK9QB2y49QYI yqZ4/W7pQHCFWdyR5MV1GD7vsICgZK0abOu8nY0dAqubI9j+wzmRHGr55ttQN/EJ+nB0 xjkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746565065; x=1747169865; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=rHRlpPPsSJqGzltMuOf+ZTof6Jgch8QpoTOiopbtkF4=; b=q7G+JZ4bBgdVNZN6IATFBNBj2UG4dpCzaWM20pZmA1UT4gGJRjTLqOuAIIzwo2FS/Y Nr7I3HkHg2lWIwncQUQwLSkedC4HW/AN1Efk1p+B5d3JrVf5fMm8lBogAQqP6PLLL2Vj vrJkvyMVdCELZi0Ke9z2W0YtQ3bg32fF+yq1QBjYeI1Mrz2RC8dEdt4d280LLnI/eRnU xwiVGN1OV/gdt7KvxBt0GNrXYgV46Ch3+QX+l9YYGnjtjQLCvbPMKSUf5yfxcwS0CPP0 hKqZ80YCljuWiCURpgLDvyhoDGMA7NGLsDCSft0yaGGRCMl0ubx/f6CZ79b/qbp2IAMr m0ng== X-Forwarded-Encrypted: i=1; AJvYcCXgJpr+3pZpOza5p0Tdva23A1pgwj2lBoR3gC6rGgx2OuVtsViso/beKCq8OL2/l1mnzpKrgGY4Lm6pScw=@vger.kernel.org X-Gm-Message-State: AOJu0YzggEH81kAG2y+eQHBZQpOMrR2JmoWzdqfT/jvMRATkzp0KzHf7 K3VGZNDA1BcXDkZU12LPY7c9bHmL9BCm8jqp31nOSS+afQGNm8WMR1KKneO9Q3M= X-Gm-Gg: ASbGncv4Fk5kr7zZj6jHEoFMvg+s+YPm8jx2nFTUX5+HSofX6lTp1ojitZFt1Khe7gg 4FcKDMojovGMGMwbA9oCjhaZNIwn3CzII3J5jnykhEzftWO2ol1lNyCRMiNdBLECxLac7nXvrk8 q7cSFs+A0rZCLE/IROon1ogKFVUf7649ZKNNDdnYQXeE5XEwIjypJtx7XCmQXQp5WtlOnWpYUgL EyTyTglM/yBegAGmBtqC+vvmGGlBwQuf8cTUVT4eyXLrjTzjeai0/kKssBADdpf6ROlIvBlx9T6 Ba+4Xs9OurA1OYE9Mdl3KW1JAzTFECvmUy1Ory5F2cIbrUHKVf6YrLrCRPKBVDBC+aansUo= X-Google-Smtp-Source: AGHT+IGulLrYWlG+kZCMXnnKSTODIHE+4aud4nyijHDirTc+a1jg1d1OEehyINhIG/PQqFXnGWHJpg== X-Received: by 2002:a05:6000:4310:b0:391:22e2:cd21 with SMTP id ffacd0b85a97d-3a0b4a0554emr651550f8f.36.1746565065379; Tue, 06 May 2025 13:57:45 -0700 (PDT) Received: from gpeter-l.roam.corp.google.com ([145.224.65.147]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a099b17022sm14671826f8f.89.2025.05.06.13.57.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 May 2025 13:57:44 -0700 (PDT) From: Peter Griffin Date: Tue, 06 May 2025 21:57:31 +0100 Subject: [PATCH v4 5/5] soc: samsung: exynos-pmu: enable CPU hotplug support for gs101 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: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-5-9f64a2657316@linaro.org> References: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> In-Reply-To: <20250506-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v4-0-9f64a2657316@linaro.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com, Peter Griffin X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=6461; i=peter.griffin@linaro.org; h=from:subject:message-id; bh=DmhgKVwxaPjv1roKDXteW3FTL4oH33qlI5LJtEP83bI=; b=owEBbQKS/ZANAwAKAc7ouNYCNHK6AcsmYgBoGne/lbKw4I26t2kad3YPe6N0+D1U9nwWjSbiV qxfSIyClViJAjMEAAEKAB0WIQQO/I5vVXh1DVa1SfzO6LjWAjRyugUCaBp3vwAKCRDO6LjWAjRy uvkwD/40C6kd/hz8G7/BRCna/loJnrlliDpXug9hRYnua7k0DIzUhdhVt6G5eWj5vbfW026Vel9 yi76dDm9N4DsM9VxevSVpl3qaUr3Q21qF7Tvl06e/EtiBLKJUwas3SLgiwaGo90dlsyECKjYjYE FNvdOu5u3ep+ZE5r2XrPiEVeyONHR1Jrc25AW0Au6lokRTQoVPNZXx4R1I0iWAAM8Uu7lVyhmal Kps/mBJZSBesMIcZnUR0IYgIgmLUccqlmXEPcS8E2OmmcN0hdKSY8jHcdYFqmKID/X78Wx4Jp+y +QPkpBTIfREDs22QEeKfYIz+EJmRSfOSpgmCB+t556edtpWW9Zhi/Cu/DTMVuZVMAM81XbgbP07 eG+rGtanTx2ezj3ZGpHcTkRMzjn7E5UiCQ9RQL8RB0lA3Ra8CnkXw0kQTa+m1FybTzn1lrxMstL ko0FZ2rMoUuEj+eMG5XaVoIsLAqxsbF3TtJhv8atgDEcqchqxmIENWV8CptTcii0zogpF9AdGlN 8cBbG9VePfp8tx3nb+Q40eZPwtQTrVzTMrrcVj8P1Xi6cHTqef290wsFTV4sBQn8LOZqYzPeFaZ JbgC3J0ZJIDgKGOO2/HAYe8h1ZNsMOQNJQskzv4J7hYOlnAS3dgA7xnLOhjzxALWcG6MRj1TtEo BbBnvwlnAiPhGjw== X-Developer-Key: i=peter.griffin@linaro.org; a=openpgp; fpr=0EFC8E6F5578750D56B549FCCEE8B8D6023472BA Some additional register writes are required when hotplugging CPUs on gs101, without these the system hangs when hotplugging. Specifically a CPU_INFORM register needs to be programmed with a hint value which is used by the EL3 firmware (el3mon) and the pmu-intr-gen registers need to be programmed. With this patch applied, and corresponding DT update CPU hotplug now works as expected. e.g. echo 0 > /sys/devices/system/cpu/cpu6/online echo 1 > /sys/devices/system/cpu/cpu6/online Note: to maintain compatibility with older DTs that didn't specify pmu-intr-gen phandle only a warning is issued if the syscon can't be obtained. Signed-off-by: Peter Griffin --- Changes in v4: * Fix typo with GS101_GRP1_INTR_BID_CLEAR in gs101_cpuhp_pmu_offline() (Pet= er) Changes in v2: * Use BIT macro (Kryzstof) * Use gs101_ prefix for cpuhp functions (Kryzstof) * Model pmuintrgen SFR region as it's own syscon (Kryzstof) * Use regmap_update_bits() API (Kryzstof) * Program hint on current processor number (Peter) --- drivers/soc/samsung/exynos-pmu.c | 80 +++++++++++++++++++++++++= +++- drivers/soc/samsung/exynos-pmu.h | 1 + include/linux/soc/samsung/exynos-regs-pmu.h | 11 ++++ 3 files changed, 91 insertions(+), 1 deletion(-) diff --git a/drivers/soc/samsung/exynos-pmu.c b/drivers/soc/samsung/exynos-= pmu.c index c40313886a012304b3f345d5d7369f15713eb857..0915b2457be7f473f09b6030923= ba80c2f963427 100644 --- a/drivers/soc/samsung/exynos-pmu.c +++ b/drivers/soc/samsung/exynos-pmu.c @@ -7,6 +7,7 @@ =20 #include #include +#include #include #include #include @@ -33,6 +34,7 @@ struct exynos_pmu_context { struct device *dev; const struct exynos_pmu_data *pmu_data; struct regmap *pmureg; + struct regmap *pmuintrgen; }; =20 void __iomem *pmu_base_addr; @@ -222,7 +224,8 @@ static const struct regmap_config regmap_smccfg =3D { }; =20 static const struct exynos_pmu_data gs101_pmu_data =3D { - .pmu_secure =3D true + .pmu_secure =3D true, + .pmu_cpuhp =3D true, }; =20 /* @@ -326,6 +329,60 @@ struct regmap *exynos_get_pmu_regmap_by_phandle(struct= device_node *np, } EXPORT_SYMBOL_GPL(exynos_get_pmu_regmap_by_phandle); =20 +/* + * CPU_INFORM register hint values which are used by + * EL3 firmware (el3mon). + */ +#define CPU_INFORM_CLEAR 0 +#define CPU_INFORM_C2 1 + +static int gs101_cpuhp_pmu_online(unsigned int cpu) +{ + + unsigned int cpuhint =3D smp_processor_id(); + u32 reg, mask; + + /* clear cpu inform hint */ + regmap_write(pmu_context->pmureg, GS101_CPU_INFORM(cpuhint), + CPU_INFORM_CLEAR); + + mask =3D BIT(cpu); + + regmap_update_bits(pmu_context->pmuintrgen, GS101_GRP2_INTR_BID_ENABLE, + mask, (0 << cpu)); + + regmap_read(pmu_context->pmuintrgen, GS101_GRP2_INTR_BID_UPEND, ®); + + regmap_write(pmu_context->pmuintrgen, GS101_GRP2_INTR_BID_CLEAR, + reg & mask); + + return 0; +} + +static int gs101_cpuhp_pmu_offline(unsigned int cpu) +{ + u32 reg, mask; + unsigned int cpuhint =3D smp_processor_id(); + + /* set cpu inform hint */ + regmap_write(pmu_context->pmureg, GS101_CPU_INFORM(cpuhint), + CPU_INFORM_C2); + + mask =3D BIT(cpu); + regmap_update_bits(pmu_context->pmuintrgen, GS101_GRP2_INTR_BID_ENABLE, + mask, BIT(cpu)); + + regmap_read(pmu_context->pmuintrgen, GS101_GRP1_INTR_BID_UPEND, ®); + regmap_write(pmu_context->pmuintrgen, GS101_GRP1_INTR_BID_CLEAR, + reg & mask); + + mask =3D (BIT(cpu+8)); + regmap_read(pmu_context->pmuintrgen, GS101_GRP1_INTR_BID_UPEND, ®); + regmap_write(pmu_context->pmuintrgen, GS101_GRP1_INTR_BID_CLEAR, + reg & mask); + return 0; +} + static int exynos_pmu_probe(struct platform_device *pdev) { struct device *dev =3D &pdev->dev; @@ -378,6 +435,27 @@ static int exynos_pmu_probe(struct platform_device *pd= ev) pmu_context->pmureg =3D regmap; pmu_context->dev =3D dev; =20 + if (pmu_context->pmu_data && pmu_context->pmu_data->pmu_cpuhp) { + + pmu_context->pmuintrgen =3D syscon_regmap_lookup_by_phandle(dev->of_node, + "google,pmu-intr-gen-syscon"); + if (IS_ERR(pmu_context->pmuintrgen)) { + /* + * To maintain support for older DTs that didn't specify syscon phandle + * just issue a warning rather than fail to probe. + */ + dev_warn(&pdev->dev, "pmu-intr-gen syscon unavailable\n"); + } else { + cpuhp_setup_state(CPUHP_BP_PREPARE_DYN, + "soc/exynos-pmu:prepare", + gs101_cpuhp_pmu_online, NULL); + + cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, + "soc/exynos-pmu:online", + NULL, gs101_cpuhp_pmu_offline); + } + } + if (pmu_context->pmu_data && pmu_context->pmu_data->pmu_init) pmu_context->pmu_data->pmu_init(); =20 diff --git a/drivers/soc/samsung/exynos-pmu.h b/drivers/soc/samsung/exynos-= pmu.h index 0a49a2c9a08ef5bc75670551bdbf6d0a2d3e8ae9..0938bb4fe15f439e2d8bddeec51= b6077e79a7e84 100644 --- a/drivers/soc/samsung/exynos-pmu.h +++ b/drivers/soc/samsung/exynos-pmu.h @@ -22,6 +22,7 @@ struct exynos_pmu_data { const struct exynos_pmu_conf *pmu_config; const struct exynos_pmu_conf *pmu_config_extra; bool pmu_secure; + bool pmu_cpuhp; =20 void (*pmu_init)(void); void (*powerdown_conf)(enum sys_powerdown); diff --git a/include/linux/soc/samsung/exynos-regs-pmu.h b/include/linux/so= c/samsung/exynos-regs-pmu.h index cde299a85384a70d04dae49ee9a4e2daa88fbbf6..c82b40035e9fa8fe6a673b829a7= 5a50a707afb1b 100644 --- a/include/linux/soc/samsung/exynos-regs-pmu.h +++ b/include/linux/soc/samsung/exynos-regs-pmu.h @@ -660,9 +660,20 @@ #define EXYNOS5433_PAD_RETENTION_FSYSGENIO_OPTION (0x32A8) =20 /* For Tensor GS101 */ +/* PMU ALIVE */ #define GS101_SYSIP_DAT0 (0x810) +#define GS101_CPU0_INFORM (0x860) +#define GS101_CPU_INFORM(cpu) \ + (GS101_CPU0_INFORM + (cpu*4)) #define GS101_SYSTEM_CONFIGURATION (0x3A00) #define GS101_PHY_CTRL_USB20 (0x3EB0) #define GS101_PHY_CTRL_USBDP (0x3EB4) =20 +/* PMU INTR GEN */ +#define GS101_GRP1_INTR_BID_UPEND (0x0108) +#define GS101_GRP1_INTR_BID_CLEAR (0x010c) +#define GS101_GRP2_INTR_BID_ENABLE (0x0200) +#define GS101_GRP2_INTR_BID_UPEND (0x0208) +#define GS101_GRP2_INTR_BID_CLEAR (0x020c) + #endif /* __LINUX_SOC_EXYNOS_REGS_PMU_H */ --=20 2.49.0.967.g6a0df3ecc3-goog