From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (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 9C1233BB126; Wed, 1 Jul 2026 07:46:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.244.123.138 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782892013; cv=none; b=gh07iCwHUuoMRxVhh150I4kZ2HKERIicVrsWpVe/PLE7jeAJREHih18N8cpEUJXDCN87zwc/3YoUq9plrzcxwIibHtSjtT+Q8Z28OCqBrQuBxUXdh6u1ANsN6O4NJ3CjMft3O/Me+PneQwnrH65aCgOWZqpytg3D37KwiXGN/iI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782892013; c=relaxed/simple; bh=2yGyBC0TVzf865wFhsLAoR4HTK0aK6+gNNm39obMJqA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=KLuhzRyaa9IAySGe0U+rRjCyXmbfj++tVyV5T/b0n0tpcz5xNvVG4cIuHVuANIU0LHlX/sT95A2BspvjNReaWXgCNqfo5e/UM3EnY8BLTDbfmhagLopLG0Uk74cPxE/5m3YhVPGx+EKWYymHzWHpshgUKKCWqIFOQJD5u1KYDvY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=kVLDivaq; arc=none smtp.client-ip=60.244.123.138 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="kVLDivaq" X-UUID: 00b31c6a752111f1b1788b6acf885367-20260701 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=rUSywuDRaCDCBdnXG6e3JMQVOGTumUoDh9IX47GqlJQ=; b=kVLDivaqx38rt7+Ao5FD6yL9JD7Kd2NuhADj37c7qkfunLf55huM36TZeMTxmG2Th+C+3Ths1GzF6EyHxXoZszZRNMG57jWLGw1njZbHObMX7ISmJqdZ4uTXR9ftLBgvixueu5Ul7cQBdwUVjT1O/mUgxeFGpz6vM4W6XscmHHQ=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.17,REQID:18a4a111-780a-4944-a599-29222542a62e,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:d497b38,CLOUDID:8b6d9a14-ea64-44d4-98db-4e1fb89955a3,B ulkID:nil,BulkQuantity:0,SF:81|82|102|136|836|865|888|898,TC:-5,Content:0| 15|50|99|100|102|158,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC :-1,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 00b31c6a752111f1b1788b6acf885367-20260701 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 704603349; Wed, 01 Jul 2026 15:46:43 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Wed, 1 Jul 2026 15:46:41 +0800 Received: from gcnsap21.gcn.mediatek.inc (10.17.81.22) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Wed, 1 Jul 2026 15:46:40 +0800 From: Congcong Yao To: Yong Wu , Krzysztof Kozlowski , Rob Herring , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno CC: , , , , , , , , Zhengnan Chen , Congcong Yao Subject: [PATCH v3 1/2] dt-bindings: memory-controllers: mtk-smi: Add support for mt8189 Date: Wed, 1 Jul 2026 15:44:46 +0800 Message-ID: <20260701074533.175803-2-Congcong.Yao@mediatek.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260701074533.175803-1-Congcong.Yao@mediatek.com> References: <20260701074533.175803-1-Congcong.Yao@mediatek.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain From: Zhengnan Chen Add smi larb, common and sub-commom binding description for mt8189. About what smi-sub-common is, please check the below diagram, we add it in mediatek,smi-common.yaml file. Signed-off-by: Zhengnan Chen Signed-off-by: Congcong Yao --- .../mediatek,smi-common.yaml | 18 ++++++++++++++++++ .../memory-controllers/mediatek,smi-larb.yaml | 3 +++ 2 files changed, 21 insertions(+) diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml index 0762e0ff66ef..4e1deeff92b1 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml @@ -25,6 +25,21 @@ description: | SMI generation 1 to transform the smi clock into emi clock domain, but that is not needed for SMI generation 2. + The smi-common connects with smi-larb and IOMMU. The maximum inputs number of + a smi-common is 8. In SMI generation 2, the engines number may be over 8. + In this case, we use a smi-sub-common to merge some larbs. + The block diagram something is like: + + IOMMU + | | + smi-common + --------------------------- + | | ... + larb0 sub-common ... <-max number is 8 + ---------------- + | | ... + larb1 larbX ... <-max number is 8 + properties: compatible: oneOf: @@ -40,6 +55,8 @@ properties: - mediatek,mt8186-smi-common - mediatek,mt8188-smi-common-vdo - mediatek,mt8188-smi-common-vpp + - mediatek,mt8189-smi-common + - mediatek,mt8189-smi-sub-common - mediatek,mt8192-smi-common - mediatek,mt8195-smi-common-vdo - mediatek,mt8195-smi-common-vpp @@ -108,6 +125,7 @@ allOf: compatible: contains: enum: + - mediatek,mt8189-smi-sub-common - mediatek,mt8195-smi-sub-common then: required: diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml index 2e7fac4b5094..9a5dafd7c07e 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml @@ -27,6 +27,7 @@ properties: - mediatek,mt8183-smi-larb - mediatek,mt8186-smi-larb - mediatek,mt8188-smi-larb + - mediatek,mt8189-smi-larb - mediatek,mt8192-smi-larb - mediatek,mt8195-smi-larb @@ -85,6 +86,7 @@ allOf: - mediatek,mt8183-smi-larb - mediatek,mt8186-smi-larb - mediatek,mt8188-smi-larb + - mediatek,mt8189-smi-larb - mediatek,mt8195-smi-larb then: @@ -119,6 +121,7 @@ allOf: - mediatek,mt6779-smi-larb - mediatek,mt8186-smi-larb - mediatek,mt8188-smi-larb + - mediatek,mt8189-smi-larb - mediatek,mt8192-smi-larb - mediatek,mt8195-smi-larb -- 2.43.0