From patchwork Wed Nov 17 13:12:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Allen-KH Cheng X-Patchwork-Id: 12624541 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 712E7C433F5 for ; Wed, 17 Nov 2021 13:13:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 321E561AAA for ; Wed, 17 Nov 2021 13:13:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 321E561AAA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=bRUU4bXuquuGH4DE0H7qULurZFlYdeC6UDdbYh+Fz2U=; b=xulOk5dg1qN5xy 53/vZ/obdzqthWfqc2naOxccMT1Q3hSH1QAupnImRy53VbtQ5LzwjSxPWDgb4uJOBNjZKmgNGFzo7 QaK2E9JEJVewKF8VvQjQs+QnNcsmNgi9eWEOIfAFqiAvXU9XiImJWU/Qv6xSF8hLvFOYYqnTQg34Y seQ4QGh0SQu3ODz2dHJ3Vd/6u0rDUJsRWe6ZZQ/KRGbjqx4S2PS3MIeU3wld6wqxmQwSS/nCVVzoR rW6n/gVFwdDSrtAdkVOkxRkFwP64iFyGaaRLJwBsYd0ZEr9ASj7dx5WbiRdDUbOzuCJQ45IZjP48G JdoWS7CDIQQj4KSKpuuQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mnKkG-004ntK-Vf; Wed, 17 Nov 2021 13:13:00 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mnKjt-004nnh-Fv; Wed, 17 Nov 2021 13:12:38 +0000 X-UUID: ab9d100923b446e6a5d65859325119bb-20211117 X-UUID: ab9d100923b446e6a5d65859325119bb-20211117 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1922389383; Wed, 17 Nov 2021 06:12:31 -0700 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 17 Nov 2021 05:12:29 -0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 17 Nov 2021 21:12:27 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 17 Nov 2021 21:12:27 +0800 From: allen-kh.cheng To: Jassi Brar , Rob Herring , Matthias Brugger , Linux-ALSA CC: , , , , , , Allen-KH Cheng Subject: [PATCH 1/3] dt-bindings: mediatek: add adsp-mbox document Date: Wed, 17 Nov 2021 21:12:20 +0800 Message-ID: <20211117131222.30541-2-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20211117131222.30541-1-allen-kh.cheng@mediatek.com> References: <20211117131222.30541-1-allen-kh.cheng@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-20211117_051237_565619_FED53356 X-CRM114-Status: GOOD ( 14.01 ) 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: Allen-KH Cheng This patch adds document for mediatek adsp mbox Signed-off-by: Allen-KH Cheng --- .../bindings/mailbox/mtk,adsp-mbox.yaml | 53 +++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml diff --git a/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml b/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml new file mode 100644 index 000000000000..f365182fa598 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mailbox/mtk,adsp-mbox.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek ADSP mailbox + +maintainers: + - Allen-KH Cheng + +description: | + The MTK ADSP mailbox Inter-Processor Communication (IPC) enables the SoC + to ommunicate with ADSP by passing messages through two mailbox channels. + The MTK ADSP mailbox IPC also provides the ability for one processor to + signal the other processor using interrupts. + +properties: + compatible: + items: + - const: mediatek,mt8195-adsp-mbox + + "#mbox-cells": + const: 0 + + reg: + description: + Physical address base for dsp mbox base registers. + + interrupts: + description: + adsp mbox interrupt + +required: + - compatible + - "#mbox-cells" + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include + #include + + adsp_mailbox0:adsp_mailbox0@10816000 { + compatible = "mediatek,mt8195-adsp-mbox"; + #mbox-cells = <0>; + reg = <0x10816000 0x1000>; + interrupts = ; + }; +