From patchwork Tue Apr 8 03:31:54 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Friday Yang X-Patchwork-Id: 14042115 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 84719C3601E for ; Tue, 8 Apr 2025 03:34:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=I0RXQg/67CW5XIHlfH2JVGQV2RtfSqwW5CfapL5H23A=; b=HtsVQ8UFnfmhgNpPDSgc3aWQlO sb53f0YykOJut44JOU3J6GgaZHerfZe4j+DOkLnNA+rATe+Nf6FxASLktRQuGRVWrSTur1z5QAsuK 2cVgyefAS7qtZgsPWVD44XieRwo7a0AEhjYlPOkMVHKBQFltnGm+ufbai2CiTjhCBnIOwrnwjq81C B6peHyx9xwi6lXbRMkN8K/uYw7x9E+TZSSrbelQpUu7IO0abgKO/Sbd7lr5w0F8EGomMjwssfFieP dAg3MkhVcz181v49qBg8ajBrcM/cRqGGSN/zF+OIzRQmqw6AzUXHVbtYntKr8+kA1vU+jklDAyKr8 y4/vjQ7g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.1 #2 (Red Hat Linux)) id 1u1ziz-00000002dLv-1zPC; Tue, 08 Apr 2025 03:34:09 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.98.1 #2 (Red Hat Linux)) id 1u1zhD-00000002d5s-0i8P; Tue, 08 Apr 2025 03:32:20 +0000 X-UUID: 0f6a8774142a11f0a1e849db4cc18d44-20250407 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=I0RXQg/67CW5XIHlfH2JVGQV2RtfSqwW5CfapL5H23A=; b=pIzW8BlMn3tvM+gnQd7CzJ+G6NhqssiZZXNjouTqXNLfpw1WKxBC0CyrmiRKY9cpAzzqYxs0Sq2UrfYsYktx40f/Ix7RkOkOQ2ax0qhMtQ7VZwsPnr6Ykfax5FkhrYwjpHxDdoaWu8hzB835n8kVFwlPXhb5MCsMajh6ZaHCUUs=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:5b881330-0cb5-43a3-8439-5da1d1e35cb0,IP:0,UR L:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION:r elease,TS:0 X-CID-META: VersionHash:0ef645f,CLOUDID:cf7a114b-a527-43d8-8af6-bc8b32d9f5e9,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:-3 ,IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,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: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 0f6a8774142a11f0a1e849db4cc18d44-20250407 Received: from mtkmbs09n1.mediatek.inc [(172.21.101.35)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1961955124; Mon, 07 Apr 2025 20:32:12 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.39; Tue, 8 Apr 2025 11:32:11 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.39 via Frontend Transport; Tue, 8 Apr 2025 11:32:10 +0800 From: Friday Yang To: Yong Wu , Krzysztof Kozlowski , "Rob Herring" , Conor Dooley , "Matthias Brugger" , AngeloGioacchino Del Regno , Philipp Zabel CC: Friday Yang , , , , , Subject: [PATCH v6 1/3] dt-bindings: memory: mediatek: Add SMI reset and clamp for MT8188 Date: Tue, 8 Apr 2025 11:31:54 +0800 Message-ID: <20250408033206.12176-2-friday.yang@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20250408033206.12176-1-friday.yang@mediatek.com> References: <20250408033206.12176-1-friday.yang@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250407_203219_223535_C1FE158F X-CRM114-Status: GOOD ( 10.88 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: "Friday Yang" Add 'resets' and 'reset-names' properties for SMI LARBs to support SMI reset operations. On the MediaTek platform, some SMI LARBs are directly connected to the SMI Common, while others are connected to the SMI Sub-Common, which in turn is connected to the SMI Common. The hardware block diagram can be described as follows. SMI-Common(Smart Multimedia Interface Common) | +----------------+------------------+ | | | | | | | | | | | | | | | larb0 SMI-Sub-Common0 SMI-Sub-Common1 | | | | | larb1 larb2 larb3 larb7 larb9 Signed-off-by: Friday Yang --- .../mediatek,smi-common.yaml | 2 ++ .../memory-controllers/mediatek,smi-larb.yaml | 19 +++++++++++++++++++ 2 files changed, 21 insertions(+) -- 2.46.0 diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml index 2f36ac23604c..4392d349878c 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml @@ -39,6 +39,7 @@ properties: - mediatek,mt8186-smi-common - mediatek,mt8188-smi-common-vdo - mediatek,mt8188-smi-common-vpp + - mediatek,mt8188-smi-sub-common - mediatek,mt8192-smi-common - mediatek,mt8195-smi-common-vdo - mediatek,mt8195-smi-common-vpp @@ -107,6 +108,7 @@ allOf: compatible: contains: enum: + - mediatek,mt8188-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 2381660b324c..f4f0ed0f1fd9 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml @@ -69,6 +69,12 @@ properties: description: the hardware id of this larb. It's only required when this hardware id is not consecutive from its M4U point of view. + resets: + maxItems: 1 + + reset-names: + const: larb + required: - compatible - reg @@ -125,6 +131,19 @@ allOf: required: - mediatek,larb-id + - if: # only for image, camera and ipe subsys + properties: + compatible: + const: mediatek,mt8188-smi-larb + mediatek,larb-id: + enum: + [ 9, 10, 11, 12, 13, 16, 17, 18, 19, 20 ] + + then: + required: + - resets + - reset-names + additionalProperties: false examples: