From patchwork Mon Mar 17 08:38:09 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SmppYW4gWmhvdSAo5ZGo5bu6KQ==?= X-Patchwork-Id: 14019029 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 B6579C282EC for ; Mon, 17 Mar 2025 08:45:37 +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=abBZBbHSvhhu4hHLFKPdPw4jefnWaOmy4oNAIAImzV8=; b=X1JOt7s1pM3ANyn2FkAUREp/av ln15bMOcIOMABnUNanlS8GJgVp6Q3DYyHJZ8Fm9r8CLxkljAjC4QKKq7iArGJlyAOzEYRPhK6mUn7 9VK+hTc61s6fTFSLk1YE/whpjbKNbC9P9BlSYLskWsdFEGF/IwRPPkTX66J6jBiUypw0WMCToWkiy M/Wd9deHxoKiI6+pS32b1pxBksG0y5F4N8xhc4qQTeOVVBWTJ/q3pGo50AvoR3QY4toOuWP0v099I 66VH4TaZPgWzZDphyKNP9HPKDjNiY8IYGFBVi9bN2jHrJCLTttbwReU4N79NbMsl0AMZOSgAEojap cAnLsV7g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tu66D-00000001nEn-2i8R; Mon, 17 Mar 2025 08:45:29 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tu60m-00000001mD7-2UaC; Mon, 17 Mar 2025 08:39:53 +0000 X-UUID: 62bf2284030b11f083f2a1c9db70dae0-20250317 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=abBZBbHSvhhu4hHLFKPdPw4jefnWaOmy4oNAIAImzV8=; b=gEh1I/KfvuQwEGblrlRnEfA+ZD8xqfChFpP6u1j3Oc5KtifvIacS6EvorqUUSWGP9Xoi4w2f+rvybnKXJwsXtSrTLmfVXfmNbSmNbt4mFZnnhzjwJH+IzNajwkHhJONK7D2VKG6IeI0eFS+C1j8qLgkGsC5JpdhMahutOnxXxhw=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:d9583b8f-64a0-4663-872b-30c35c2c87a6,IP:0,UR L:25,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:25 X-CID-META: VersionHash:0ef645f,CLOUDID:af756fc6-16da-468a-87f7-8ca8d6b3b9f7,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:-3 ,IP:nil,URL:11|83|1,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OS A: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,TF_CID_SPAM_ULN X-UUID: 62bf2284030b11f083f2a1c9db70dae0-20250317 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1231783753; Mon, 17 Mar 2025 01:39:48 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) 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; Mon, 17 Mar 2025 16:39:45 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.39 via Frontend Transport; Mon, 17 Mar 2025 16:39:44 +0800 From: Jjian Zhou To: Jassi Brar , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno CC: , , , , , Chen-Yu Tsai , Jjian Zhou Subject: [PATCH RFC v2 3/3] dt-bindings: mailbox: mtk,vcp-mbox: add mtk vcp-mbox document Date: Mon, 17 Mar 2025 16:38:09 +0800 Message-ID: <20250317083822.891-4-jjian.zhou@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20250317083822.891-1-jjian.zhou@mediatek.com> References: <20250317083822.891-1-jjian.zhou@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250317_013952_634082_41753A98 X-CRM114-Status: GOOD ( 12.68 ) 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 This patch adds document for mediatek vcp mbox. Signed-off-by: Jjian Zhou --- .../bindings/mailbox/mtk,mt8196-vcp-mbox.yaml | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/mtk,mt8196-vcp-mbox.yaml diff --git a/Documentation/devicetree/bindings/mailbox/mtk,mt8196-vcp-mbox.yaml b/Documentation/devicetree/bindings/mailbox/mtk,mt8196-vcp-mbox.yaml new file mode 100644 index 000000000000..bd1b024e22f1 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/mtk,mt8196-vcp-mbox.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mailbox/mtk,mt8196-vcp-mbox.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek Video Companion Processor (VCP) mailbox + +maintainers: + - Jjian Zhou + +description: + The MTK VCP mailbox enables the SoC to communicate with the VCP by passing + messages through 64 32-bit wide registers. It has 32 interrupt vectors in + either direction for signalling purposes. + +properties: + compatible: + enum: + - mediatek,mt8196-vcp-mbox + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#mbox-cells": + const: 0 + +required: + - compatible + - reg + - interrupts + - "#mbox-cells" + +additionalProperties: false + +examples: + - | + #include + #include + + mailbox@31b80000 { + compatible = "mediatek,mt8196-vcp-mbox"; + reg = <0x31b80000 0x1000>; + interrupts = ; + #mbox-cells = <0>; + };