From patchwork Thu Jun 14 07:14:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Wang X-Patchwork-Id: 10463459 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 47ACD601F9 for ; Thu, 14 Jun 2018 07:16:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 330F72898B for ; Thu, 14 Jun 2018 07:16:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 27A7C28A4D; Thu, 14 Jun 2018 07:16:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, MAILING_LIST_MULTI, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 178B72898B for ; Thu, 14 Jun 2018 07:16:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TRGQSYhdTreqSnddgK6vlcnt0sNI/fMk5nE+gZcbstg=; b=AbimYglZdPggcU +inMbysWeBwbMOOrYeKz+LrLwWXkxNYXLQD8vYnGeHmQxNXgQO49KLff2iSGT0JqNVjoG74eqehY6 v4fWeA/FwTaSpBevbBcqv7XRyt0GMddh4ujlm8nWWo1Lwam+dRCdZQ+EBcIgXPwb2nBDN66dr+ZnH W7JvzzNOYYtQDjEJPMbRM3dR1m/oJUjT1hbNJbCcntun2o9YnV2O5qAjZkY5qK7C1lM+5vQrsnGAm r89lza3EpcJoag3ze84jF3JCkLMk3/kTlQiOhk1uxSE7huIgqSJ3KXLXLHpm/9AkOV/AZx8vVA5Ca jIeDobKAaKJ6O4u4EwcA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fTMUK-0003JJ-Ar; Thu, 14 Jun 2018 07:16:08 +0000 Received: from [210.61.82.183] (helo=mailgw01.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fTMT6-00011i-6r; Thu, 14 Jun 2018 07:14:57 +0000 X-UUID: d2ba05d2b4dc4ed2861de8f2c6409d5c-20180614 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1707222424; Thu, 14 Jun 2018 15:14:35 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Thu, 14 Jun 2018 15:14:33 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Thu, 14 Jun 2018 15:14:33 +0800 From: To: , , , Subject: [PATCH v3 1/7] dt-bindings: net: bluetooth: Add mediatek-bluetooth Date: Thu, 14 Jun 2018 15:14:23 +0800 Message-ID: <83e2a39ae59d1c30b61f65efd12fdcd60be4bd70.1528960095.git.sean.wang@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180614_001452_409590_DC0E31D7 X-CRM114-Status: GOOD ( 10.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Sean Wang , linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Sean Wang Add binding document for a SoC built-in device using MediaTek protocol. Which could be found on MT7622 SoC or other similar MediaTek SoCs. Signed-off-by: Sean Wang Reviewed-by: Rob Herring --- .../devicetree/bindings/net/mediatek-bluetooth.txt | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/mediatek-bluetooth.txt diff --git a/Documentation/devicetree/bindings/net/mediatek-bluetooth.txt b/Documentation/devicetree/bindings/net/mediatek-bluetooth.txt new file mode 100644 index 0000000..1335429 --- /dev/null +++ b/Documentation/devicetree/bindings/net/mediatek-bluetooth.txt @@ -0,0 +1,35 @@ +MediaTek SoC built-in Bluetooth Devices +================================== + +This device is a serial attached device to BTIF device and thus it must be a +child node of the serial node with BTIF. The dt-bindings details for BTIF +device can be known via Documentation/devicetree/bindings/serial/8250.txt. + +Required properties: + +- compatible: Must be one of + "mediatek,mt7622-bluetooth"": for MT7622 SoC +- clocks: Should be the clock specifiers corresponding to the entry in + clock-names property. +- clock-names: Should contain "ref" entries. +- power-domains: Phandle to the power domain that the device is part of + +Example: + + btif: serial@1100c000 { + compatible = "mediatek,mt7622-btif", + "mediatek,mtk-btif"; + reg = <0 0x1100c000 0 0x1000>; + interrupts = ; + clocks = <&pericfg CLK_PERI_BTIF_PD>; + clock-names = "main"; + reg-shift = <2>; + reg-io-width = <4>; + + bluetooth { + compatible = "mediatek,mt7622-bluetooth"; + power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>; + clocks = <&clk25m>; + clock-names = "ref"; + }; + };