From patchwork Thu Oct 28 13:27:36 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: 12590169 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 78007C433EF for ; Thu, 28 Oct 2021 13:28:17 +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 4044A61040 for ; Thu, 28 Oct 2021 13:28:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4044A61040 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: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:In-Reply-To:References: List-Owner; bh=bRUU4bXuquuGH4DE0H7qULurZFlYdeC6UDdbYh+Fz2U=; b=C1BBV3Dl0YLNOR mUzcRllavjiny4Bb67IVkqeVvqVxiscVLRdd5ijI0y0YwBcoYYK38ReDkicREqJGc1MybIb2AEPUe kaQI/KcvGmjsqxcrvMlk+mw7k4JdRp2w1Mu1WNHx38Nq62iarmK5wSKi8Ca1sUu45nYVzhLfd80K3 x2BDECcm6AP+ypythtr0mDBK3kn3wZWSW/nQhYD64nq9TJ6V5IRzoSQGR3R//d7NYjEJUfylcr52O 5/rdWZPe0JunWYyq0jdWmLU3yL90Uh6zTGWBZukQNUGI2kBWsRuBGy5uWgWhy1nYrrQxJrCYIDlZg mWuT0B4Wsx8j/kOmvzUg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mg5Ru-007vdO-IY; Thu, 28 Oct 2021 13:28:06 +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 1mg5Rg-007vZA-Oc; Thu, 28 Oct 2021 13:27:54 +0000 X-UUID: 7d9529534acd43edbf2251c08e880b6c-20211028 X-UUID: 7d9529534acd43edbf2251c08e880b6c-20211028 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 1885543944; Thu, 28 Oct 2021 06:27:46 -0700 Received: from mtkexhb01.mediatek.inc (172.21.101.102) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 Oct 2021 06:27:44 -0700 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by mtkexhb01.mediatek.inc (172.21.101.102) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 Oct 2021 21:27:38 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs10n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Thu, 28 Oct 2021 21:27:38 +0800 From: allen-kh.cheng To: Jassi Brar , Rob Herring , Matthias Brugger CC: , , , , , Allen-KH Cheng Subject: [PATCH 1/3] dt-bindings: mediatek: add adsp-mbox document Date: Thu, 28 Oct 2021 21:27:36 +0800 Message-ID: <20211028132736.8193-1-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211028_062752_834938_84C5FF23 X-CRM114-Status: GOOD ( 12.49 ) 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 = ; + }; +