From patchwork Mon Jul 9 15:56:57 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Wang X-Patchwork-Id: 10515107 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 8869B6032A for ; Mon, 9 Jul 2018 15:57:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 75AD828C7E for ; Mon, 9 Jul 2018 15:57:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 698AF28C83; Mon, 9 Jul 2018 15:57:28 +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 1BA4728C7E for ; Mon, 9 Jul 2018 15:57:28 +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=CIsRomMiJJmgGESuw8m/Da2prKDotemTXvkHPGl8hyI=; b=Q46kwDKXRQFAg8 DumGQqlpUblKU89SyyapCerr55FTrfvabjAs6tVLZsqUzSQOV82VQ8YknZR41bZYB9xo2T3dIgLZc jN709bfl/PBd4tR9cuwPpm8ugLJeekQSpxyrUnh86JyUpBCCeHRbpy/fGZIPga8T/kDBhfNgqR6re o4EUxwk0WgjxxswgFl2u2JGmVA2rt0w/8dXfDR6BvNzllxsUIQRgWAVkGpasrtaNAZi76n8Yu+ZwH kCs2XjW96+O5SfpbLamXXULD79MC3sbqSlT9c45yh4cPBMM7BPgkz2ekkN29IV7l/Wvu7QADKWoT+ n/NU6TTqTmFguqkBEzTg==; 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 1fcYXX-0005i4-7D for patchwork-linux-mediatek@patchwork.kernel.org; Mon, 09 Jul 2018 15:57:27 +0000 Received: from [210.61.82.184] (helo=mailgw02.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fcYXT-0005en-Ir; Mon, 09 Jul 2018 15:57:25 +0000 X-UUID: 976034ddfb014b199b4b5f779e413c88-20180709 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1208124442; Mon, 09 Jul 2018 23:57:07 +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; Mon, 9 Jul 2018 23:57:05 +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; Mon, 9 Jul 2018 23:57:05 +0800 From: To: , , , Subject: [PATCH v5 1/7] dt-bindings: net: bluetooth: Add mediatek-bluetooth Date: Mon, 9 Jul 2018 23:56:57 +0800 Message-ID: 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-20180709_085723_748630_AD67EADC X-CRM114-Status: GOOD ( 11.12 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=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"; + }; + };