From patchwork Mon Nov 29 06:39:52 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: 12643689 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 DA1BEC433F5 for ; Mon, 29 Nov 2021 06:40:42 +0000 (UTC) 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=nG8lRX7Fq78c9i5C5a4rL3oShphh8ptLAreN4nrUCLo=; b=tVJGWMRw8iWXq9 5J718b5HKH1Kf5vwSyOetCaYyIMblr77L1SMTIcvDLHWzSMfp1guwVpqNLnfH0tnqvuH4736z4aFX /EgwdddjpCmh67HmtPj+9q0e4DBGfirdZsac4wXkK1S2klkzBi0Zk6Uhjd4wkuBuOR+FR120DnxPe ZGJq5dzJKuqfCeLPjDWYUxxp9xRIuOU2v1JMYNIOBF6lM/0y7fOwl7vNO1paQ2YQecHTd6VuVCBYV WAumjTUqwBoPsUf4tg4k7iycfDbLcz0IFz/hUJiPRFKNdasUpo+1Gyw83eK4X6ldX7kwIFk2CFjpu ANXI+scvY0oZcmnOcfuA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mraL6-00HTGY-Nz; Mon, 29 Nov 2021 06:40:36 +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 1mraKm-00HTBC-98; Mon, 29 Nov 2021 06:40:17 +0000 X-UUID: ce618ff9d11449119ed88f28e34fadc6-20211128 X-UUID: ce618ff9d11449119ed88f28e34fadc6-20211128 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 130145323; Sun, 28 Nov 2021 23:40:10 -0700 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 28 Nov 2021 22:40:08 -0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Mon, 29 Nov 2021 14:40:07 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 29 Nov 2021 14:40:06 +0800 From: allen-kh.cheng To: Mark Brown , Rob Herring , Matthias Brugger , Jassi Brar CC: Linux-ALSA , , , Pierre-Louis Bossart , Liam Girdwood , Ranjani Sridharan , Kai Vehmanen , Daniel Baluta , Jaroslav Kysela , Takashi Iwai , , , , , , , Allen-KH Cheng Subject: [PATCH v7 1/3] dt-bindings: mediatek: add adsp-mbox document Date: Mon, 29 Nov 2021 14:39:52 +0800 Message-ID: <20211129063954.1616-2-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20211129063954.1616-1-allen-kh.cheng@mediatek.com> References: <20211129063954.1616-1-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-20211128_224016_369981_0A2B22CF X-CRM114-Status: GOOD ( 13.33 ) 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 Reviewed-by: Tzung-Bi Shih Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Allen-KH Cheng --- .../bindings/mailbox/mtk,adsp-mbox.yaml | 52 +++++++++++++++++++ 1 file changed, 52 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..200a5b46fde0 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml @@ -0,0 +1,52 @@ +# 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 registers. + + interrupts: + description: + adsp mbox interrupt + +required: + - compatible + - "#mbox-cells" + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include + #include + + adsp_mailbox0:mailbox@10816000 { + compatible = "mediatek,mt8195-adsp-mbox"; + #mbox-cells = <0>; + reg = <0x10816000 0x1000>; + interrupts = ; + };