From nobody Tue Oct 7 21:39:56 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 C40B31C1F2F; Mon, 7 Jul 2025 10:56:17 +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=1751885779; cv=none; b=PLg014seH1FMfcU98ZKN+na0nwwLfIMDK8NQcGZwoQlLHkNVsHx8VYJt9TtujCiZ2QE95I94pbmnjSdjhlH/0zxwCkKkJ556kqak0qE8RDewkIyp6eS0a8mbc1y5UZBx4Ua0FLZMdAAjasX1gRAjF9PV0C44K90M8izQzyuhaZ8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751885779; c=relaxed/simple; bh=KHr4A5nG0FU7osUHbAlxCjMzJS9aprXshutzewcPyjI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=NXK1VT78Hmf23fbL5/Ba1bAWXa7HxV2BZiL78tP4Op/S+tLBUsPdOpF1P8Y8SI6qPhocfolaWFgLS4aDW72FvHrAYk7U4AzkLbp1PVcVFP6n/V1lBo9xCsWWnIj5V33Jrg4sSUsTK/DhTaPtVOtA/wYxzNKa1Otoy/sI/cEFUTo= 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=gUXl0ElY; 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="gUXl0ElY" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1751885776; bh=KHr4A5nG0FU7osUHbAlxCjMzJS9aprXshutzewcPyjI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gUXl0ElYdw1eO6ewpMWumjDgKHXeIxg9jAQu97kgZ8/B3VOxoMaVj3Hn4yVipnFlz rqw8e+0tevEqCCGenOvbXymjP5dAmA/1ca6MgJI6wQ2Xzi7rN900EaDSt+jfS0w7Nh TyYEWFK07bJ21IFfLqxjqyhd0AJXRnQ3bSRa+y9f4EUQ+A0T2oikH3t1uwXZgS5uTy SWrS73PA8A7O6BGZbCNC5/twH/dWwSealJ0RTM7pd0cokSne+lEUGE99AT0Hhr09oH +nS+IKq6ZQTivkTnRHu6liMVpNfa8Tf5/S+wM/+H3bFrQVbRwixW4JRvwP6kRHwmu1 eS1oBIJuAjusQ== 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 2437F17E053B; Mon, 7 Jul 2025 12:56:15 +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, =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= Subject: [PATCH v2 01/10] dt-bindings: memory: mtk-smi: Document #access-controller-cells Date: Mon, 7 Jul 2025 12:55:56 +0200 Message-ID: <20250707105605.98248-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250707105605.98248-1-angelogioacchino.delregno@collabora.com> References: <20250707105605.98248-1-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-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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. Reviewed-by: N=C3=ADcolas F. R. A. Prado 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