From nobody Sun Sep 22 09:33:23 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4FD11C433F5 for ; Thu, 24 Feb 2022 13:31:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234886AbiBXNbt (ORCPT ); Thu, 24 Feb 2022 08:31:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46236 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234931AbiBXNbo (ORCPT ); Thu, 24 Feb 2022 08:31:44 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AFABA16DAC1; Thu, 24 Feb 2022 05:31:14 -0800 (PST) X-UUID: ff5219ca17794558bf9d6e13a2e86fe2-20220224 X-UUID: ff5219ca17794558bf9d6e13a2e86fe2-20220224 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1339800806; Thu, 24 Feb 2022 21:31:08 +0800 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 24 Feb 2022 21:31:07 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 24 Feb 2022 21:31:07 +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; Thu, 24 Feb 2022 21:31:06 +0800 From: Allen-KH Cheng To: Jassi Brar , Rob Herring , Matthias Brugger CC: Jassi Brar , Linux-ALSA , , , Pierre-Louis Bossart , Liam Girdwood , Ranjani Sridharan , Kai Vehmanen , Daniel Baluta , "Mark Brown" , Jaroslav Kysela , Takashi Iwai , Chen-Yu Tsai , Kevin Hilman , , , , , , , Allen-KH Cheng , Allen-KH Cheng Subject: [PATCH v17 1/2] dt-bindings: mailbox: mtk,adsp-mbox: add mtk adsp-mbox document Date: Thu, 24 Feb 2022 21:30:44 +0800 Message-ID: <20220224133045.23903-2-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220224133045.23903-1-allen-kh.cheng@mediatek.com> References: <20220224133045.23903-1-allen-kh.cheng@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Allen-KH Cheng This patch adds document for mediatek adsp mbox Signed-off-by: Allen-KH Cheng Reviewed-by: AngeloGioacchino Del Regno --- .../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..25756837797f --- /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 =3D "mediatek,mt8195-adsp-mbox"; + #mbox-cells =3D <0>; + reg =3D <0x10816000 0x1000>; + interrupts =3D ; + }; --=20 2.18.0