From patchwork Fri Jul 20 13:32:37 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Balakrishna Godavarthi X-Patchwork-Id: 10537483 X-Patchwork-Delegate: agross@codeaurora.org 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 ED727603B5 for ; Fri, 20 Jul 2018 13:34:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E7B012962D for ; Fri, 20 Jul 2018 13:34:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DBD9D2963A; Fri, 20 Jul 2018 13:34:32 +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=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8137F2962D for ; Fri, 20 Jul 2018 13:34:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731685AbeGTOVZ (ORCPT ); Fri, 20 Jul 2018 10:21:25 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:36320 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728252AbeGTOVZ (ORCPT ); Fri, 20 Jul 2018 10:21:25 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 1111F60B83; Fri, 20 Jul 2018 13:33:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1532093585; bh=jAqF8d4rjaiF6z0DN+u9CJj2J2qIWADKazmInGPbLvI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=etwQ75iVHsiSH9gEcjB61eWnYg794eGsI0IicwK8zDr51bMST4XMP/sA2UL4AmqbZ 8AGu9dSrvacsOv375zrQz3eBsdvtf8ejohTB+YdNp3VWlWSTBv7R052Kift7JDSqq5 Lf5zyDZ+LC5oHM6eNXGaDWhPNRCb1MmI8fJIlDzo= Received: from bgodavar-linux.qualcomm.com (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: bgodavar@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 1401060B22; Fri, 20 Jul 2018 13:33:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1532093584; bh=jAqF8d4rjaiF6z0DN+u9CJj2J2qIWADKazmInGPbLvI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DYtDboGZ/IpBYhGo6AxuY14g0mZwQvZgyNUCidrIQr8P08KaC69/GO+dJ+SbPxpV6 Cd7r0WGxOzpoKN4bAj8yTPhsPQaTI0RJ40X5/YSpdzq6l03KkFJ4MSerjE3zVGOhhc d5wLAw8UIbt+0DI4PEH3iC6kFSiP5gid/32ohceY= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 1401060B22 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=bgodavar@codeaurora.org From: Balakrishna Godavarthi To: marcel@holtmann.org, johan.hedberg@gmail.com, mka@chromium.org Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-bluetooth@vger.kernel.org, thierry.escande@linaro.org, rtatiya@codeaurora.org, hemantg@codeaurora.org, linux-arm-msm@vger.kernel.org, Balakrishna Godavarthi Subject: [PATCH v10 1/7] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3990 Date: Fri, 20 Jul 2018 19:02:37 +0530 Message-Id: <20180720133243.6851-2-bgodavar@codeaurora.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180720133243.6851-1-bgodavar@codeaurora.org> References: <20180720133243.6851-1-bgodavar@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch enables regulators for the Qualcomm Bluetooth wcn3990 controller. Signed-off-by: Balakrishna Godavarthi Reviewed-by: Rob Herring --- Changes in v10: * added entry for regulator currents Changes in v9: * updated with latest reg handle and names. * updated max-speed definition. Changes in v8: * Separated the optional entries between two chips Changes in v7: * no change. Changes in v6: * Changed the oper-speed to max-speed. Changes in v5: * Added entry for oper-speed and init-speed. --- .../bindings/net/qualcomm-bluetooth.txt | 42 ++++++++++++++++++- 1 file changed, 40 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt index 0ea18a53cc29..ca04c4981048 100644 --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt @@ -10,12 +10,34 @@ device the slave device is attached to. Required properties: - compatible: should contain one of the following: * "qcom,qca6174-bt" + * "qcom,wcn3990-bt" + +Optional properties for compatible string qcom,qca6174-bt: -Optional properties: - enable-gpios: gpio specifier used to enable chip - clocks: clock provided to the controller (SUSCLK_32KHZ) -Example: +Optional properties for compatible string qcom,wcn3990-bt: + + - vddio-supply: Bluetooth wcn3990 VDD_IO supply regulator handle. + - vddxo-supply: Bluetooth wcn3990 VDD_XO supply regulator handle. + - vddrf-supply: Bluetooth wcn3990 VDD_RF supply regulator handle. + - vddch0-supply: Bluetooth wcn3990 VDD_CH0 supply regulator handle. + + - If WCN3990 is connected to platform where RPMH PMIC processor is used + then the load values will be 1uA. if it is connected to platform where RPM + PMIC processor is used then load value will be 10000 uA. + if it is connected to different platform, where current values are fixed + as in data sheet then below property are not required. + + - vddio-current: Bluetooth wcn3990 VDD_IO current level in uA. + - vddxo-current: Bluetooth wcn3990 VDD_XO current level in uA. + - vddrf-current: Bluetooth wcn3990 VDD_RF current level in uA. + - vddch0-current: Bluetooth wcn3990 VDD_CH0 current level in uA. + + - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt + +Examples: serial@7570000 { label = "BT-UART"; @@ -28,3 +50,19 @@ serial@7570000 { clocks = <&divclk4>; }; }; + +serial@898000 { + bluetooth { + compatible = "qcom,wcn3990-bt"; + + vddio-supply = <&vreg_s4a_1p8>; + vddxo-supply = <&vreg_l7a_1p8>; + vddrf-supply = <&vreg_l17a_1p3>; + vddch0-supply = <&vreg_l25a_3p3>; + vddio-current = <1>; + vddxo-current = <1>; + vddrf-current = <1>; + vddch0-current = <1>; + max-speed = <3200000>; + }; +};