From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balakrishna Godavarthi Subject: [PATCH v8 1/7] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3990 Date: Mon, 25 Jun 2018 19:10:07 +0530 Message-ID: <20180625134013.19684-2-bgodavar@codeaurora.org> References: <20180625134013.19684-1-bgodavar@codeaurora.org> Return-path: In-Reply-To: <20180625134013.19684-1-bgodavar@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org 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, rtatiya@codeaurora.org, hemantg@codeaurora.org, linux-arm-msm@vger.kernel.org, Balakrishna Godavarthi List-Id: devicetree@vger.kernel.org This patch enables regulators for the Qualcomm Bluetooth wcn3990 controller. Signed-off-by: Balakrishna Godavarthi --- 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 | 30 +++++++++++++++++-- 1 file changed, 28 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt index 0ea18a53cc29..c2b09dd2bf31 100644 --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt @@ -10,12 +10,23 @@ 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 VDD IO regulator handle. + - vddxtal-supply: Bluetooth VDD XTAL regulator handle. + - vddpa-supply: Bluetooth VDD PA regulator handle. + - vddldo-supply: Bluetooth VDD LDO regulator handle. + - vddcore-supply: Bluetooth VDD CORE regulator handle. + - max-speed: Maximum operating speed of the chip. + +Examples: serial@7570000 { label = "BT-UART"; @@ -28,3 +39,18 @@ serial@7570000 { clocks = <&divclk4>; }; }; + +serial@898000 { + label = "BT-UART"; + status = "okay"; + + bluetooth { + compatible = "qcom,wcn3990-bt"; + vddio-supply = <&pm8998_s3>; + vddxtal-supply = <&pm8998_s5>; + vddcore-supply = <&pm8998_l7>; + vddpa-supply = <&pm8998_l17>; + vddldo-supply = <&pm8998_l25>; + max-speed = <3200000>; + }; +}; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project