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: 14042118 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 8D2E6C3601E for ; Tue, 8 Apr 2025 03:34:19 +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=3T3xziuJXj5nPcepj3CEkRvZVE xNteCAiAlbMaWOugxWlsMZdvairbvDALLtJ77qjSEnNX3+EMOWuk9fCGVWNKiA6yBNoT5hrabF7lz kJlxjPXbBTdmKY89xC/DqyD/zGgwJ71pa3HxxiPDvnkZNVDV3d7QmW01qN5b5UiFJNt1DZQsjx96r WFM1ib7qs/Xs80IT/7eiV4FNA4XsWMW/8CNm8H+wuVUVlqW38ngnSZAdKKfCmd7dYq0r5sgMqq77u kQm3wg6gXpu02bU+gpLkvkXnI6nNRd2hRK1u1aGUoxAAQbmyWbMpZRPljed8jYur54BDfYFDuQ7yp CK/EiUpA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.1 #2 (Red Hat Linux)) id 1u1ziy-00000002dLr-46EW; Tue, 08 Apr 2025 03:34:08 +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-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=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: