From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 833D4C2D0F8 for ; Tue, 12 May 2020 21:54:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5EF3220731 for ; Tue, 12 May 2020 21:54:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731190AbgELVy0 (ORCPT ); Tue, 12 May 2020 17:54:26 -0400 Received: from lists.gateworks.com ([108.161.130.12]:51387 "EHLO lists.gateworks.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731171AbgELVyZ (ORCPT ); Tue, 12 May 2020 17:54:25 -0400 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 Cc: Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Tim Harvey 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 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.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 -- 2.7.4