From patchwork Tue May 12 21:54:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Harvey X-Patchwork-Id: 11544219 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9200C913 for ; Tue, 12 May 2020 21:54:30 +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 7025D20731 for ; Tue, 12 May 2020 21:54:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kNmPnz68" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7025D20731 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gateworks.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org 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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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:In-Reply-To: References:List-Owner; bh=o/2PfhHx1lNacGvwbb1QobciXVKG4aJAYp4aem9ieHY=; b=kNm Pnz68y5uPIv8rTbjAlhSBwEwXlgx7+dJAUl2l4iBlzKIgcO02c5TKEHNAGFuXCF1QbzQ3TqeJgVWl I0thBga6sSVYmZonukDFbrBtmgpRKr4Ea3rnJVezTy0bWD6izgpSSt1rMcffX5KV9yKujGfGdcbP+ n6JWUfZZRa9w5WEMD+sdE3N35sVqvMVHdZzuk1tkBw8CDIYgx097K6aFBy56tUP9UwU5MBWs9UTR0 N+cqvrXk69+ilCZSUbgBibkS9Z8aRxlAbzgZZJ44FYVchRkz0eIW6GxdqNO//zkeVnjqJVZPL49Lz 6OX+V1g4KsoNkrUjsVfiCOnNsh54hbQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYcr3-0000Go-VQ; Tue, 12 May 2020 21:54:25 +0000 Received: from lists.gateworks.com ([108.161.130.12]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYcr0-0000GN-Sp for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2020 21:54:24 +0000 Received: from 068-189-091-139.biz.spectrum.com ([68.189.91.139] helo=tharvey.pdc.gateworks.com) by lists.gateworks.com with esmtp (Exim 4.82) (envelope-from ) id 1jYctT-0007Fl-Pl; Tue, 12 May 2020 21:56:55 +0000 From: Tim Harvey To: Rob Herring , Shawn Guo , Sascha Hauer Subject: [PATCH] ARM: dts: imx6qdl-gw5910: add support for bcm4330-bt Date: Tue, 12 May 2020 14:54:15 -0700 Message-Id: <1589320455-23844-1-git-send-email-tharvey@gateworks.com> X-Mailer: git-send-email 2.7.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_145423_194698_3FDE6219 X-CRM114-Status: GOOD ( 11.74 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Tim Harvey , linux-kernel@vger.kernel.org, NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The Sterling-LWB has a BCM4330 which has a UART based bluetooth HCI. Add support for binding to the bcm_hci driver to take care of handling the shutdown gpio and loading firmware. Because the shutdown gpio is more of an enable than a regulator go ahead and replace the regulator with a shutdown-gpio. Signed-off-by: Tim Harvey --- arch/arm/boot/dts/imx6qdl-gw5910.dtsi | 32 ++++++++++++-------------------- 1 file changed, 12 insertions(+), 20 deletions(-) diff --git a/arch/arm/boot/dts/imx6qdl-gw5910.dtsi b/arch/arm/boot/dts/imx6qdl-gw5910.dtsi index 30fe47f..b850f8f 100644 --- a/arch/arm/boot/dts/imx6qdl-gw5910.dtsi +++ b/arch/arm/boot/dts/imx6qdl-gw5910.dtsi @@ -83,19 +83,6 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; - - reg_bt: regulator-bt { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_reg_bt>; - compatible = "regulator-fixed"; - regulator-name = "bt"; - gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>; - startup-delay-us = <100>; - enable-active-high; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - }; }; @@ -231,9 +218,14 @@ /* Sterling-LWB Bluetooth */ &uart4 { pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_uart4>; + pinctrl-0 = <&pinctrl_uart4>,<&pinctrl_bten>; uart-has-rtscts; status = "okay"; + + bluetooth { + compatible = "brcm,bcm4330-bt"; + shutdown-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; + }; }; /* GPS */ @@ -288,6 +280,12 @@ >; }; + pinctrl_bten: btengrp { + fsl,pins = < + MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x1b0b1 + >; + }; + pinctrl_ecspi3: escpi3grp { fsl,pins = < MX6QDL_PAD_DISP0_DAT0__ECSPI3_SCLK 0x100b1 @@ -393,12 +391,6 @@ >; }; - pinctrl_reg_bt: regbtgrp { - fsl,pins = < - MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x1b0b1 - >; - }; - pinctrl_reg_wl: regwlgrp { fsl,pins = < MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x1b0b1