From nobody Wed Oct 8 04:09:23 2025 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 BD6C1244667; Thu, 3 Jul 2025 11:02:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751540575; cv=none; b=Q6FZvBOEJbdJ9DkJcRcSr6wEMhuXNUQMH7YZZpE/4bPn1irDd0W9K2VdA1R73Wq3Tl+bBuMdOcLSed/+Va3utF9T7YIg4GQ/k8FDXD1gKPtctGDOM5dr+xaU8a/VsDT5LHp1kPf59Jf3k1cy5du1QByw6OUIA+bVskhbc5irzC8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751540575; c=relaxed/simple; bh=idYJiFGibqM6lxG/y187gCKeyxMBI1SWWRI1kD+0Uu4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=M2hrE6ZXgbIw/+TtVKgaR0T0YaKLRC98FuNh08GDabugrnj0rzBz3HQWJ7wVyEsniT1dDUjMtyDPtmgF7gZpb6qbJjUJv3cVvwnDxfv0qZsnh80apkBDKLXLGuDcTG1ooYIVjG0AtTDgF7dywaHZLmDAarenQy/iXEYuxfMjrbI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=UzlvJQhp; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="UzlvJQhp" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1751540571; bh=idYJiFGibqM6lxG/y187gCKeyxMBI1SWWRI1kD+0Uu4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UzlvJQhpmfcuCLEv0Qd8fN0ZG5D95CxPRPyekj6eZnTgU+rUhr/EZZrUCya+K3PKk aClmxwWPGnwFh1jP3ukEJpVCzaonsUO3IZe6B+BteO3HcD0lI9ypr6ti9t676eVqqU q0GX3zuGpc16ypNblJSh0cqh+REHZ5OOSSoO284HONwoQQRjDLWmImPlMupjTxTJI3 8Y9ZTU75XYsRaRDgbLL3dcYxIn6W8tuKrdF2hkp5C3rKI8t3j+KxfT+VC7nFKszqAc fcz0YXM8gOR7rriISWRstgGPaSnADJela19pLpP5YBGIQKLx3kRPl1iDrKLw3p7kfS DqbkqmGN6c9zw== Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id C245217E059B; Thu, 3 Jul 2025 13:02:50 +0200 (CEST) From: AngeloGioacchino Del Regno To: linux-mediatek@lists.infradead.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, ulf.hansson@linaro.org, y.oudjana@protonmail.com, fshao@chromium.org, wenst@chromium.org, lihongbo22@huawei.com, mandyjh.liu@mediatek.com, mbrugger@suse.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, kernel@collabora.com Subject: [PATCH 01/10] dt-bindings: memory: mtk-smi: Document #access-controller-cells Date: Thu, 3 Jul 2025 13:02:38 +0200 Message-ID: <20250703110247.99927-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250703110247.99927-1-angelogioacchino.delregno@collabora.com> References: <20250703110247.99927-1-angelogioacchino.delregno@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Some of the SMI Common HW provides access control to at least the power controller: document the #access-controller-cells property and allow specifying it only for MT8183 and MT8365 as those are the only known SoCs with an SMI acting as access controller. Signed-off-by: AngeloGioacchino Del Regno --- .../memory-controllers/mediatek,smi-common.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,= smi-common.yaml b/Documentation/devicetree/bindings/memory-controllers/medi= atek,smi-common.yaml index 0762e0ff66ef..74b355a08493 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-com= mon.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-com= mon.yaml @@ -74,6 +74,9 @@ properties: minItems: 2 maxItems: 4 =20 + '#access-controller-cells': + const: 0 + mediatek,smi: $ref: /schemas/types.yaml#/definitions/phandle description: a phandle to the smi-common node above. Only for sub-comm= on. @@ -168,6 +171,19 @@ allOf: - const: apb - const: smi =20 + - if: # for SMI providing access control + properties: + compatible: + enum: + - mediatek,mt8183-smi-common + - mediatek,mt8365-smi-common + then: + properties: + '#access-controller-cells': true + else: + properties: + '#access-controller-cells': false + additionalProperties: false =20 examples: --=20 2.49.0