From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balakrishna Godavarthi Subject: [PATCH v12 1/7] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3990 Date: Thu, 2 Aug 2018 18:55:12 +0530 Message-ID: <20180802132518.8680-2-bgodavar@codeaurora.org> References: <20180802132518.8680-1-bgodavar@codeaurora.org> Return-path: In-Reply-To: <20180802132518.8680-1-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, thierry.escande@linaro.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 Reviewed-by: Rob Herring --- .../bindings/net/qualcomm-bluetooth.txt | 26 +++++++++++++++++-- 1 file changed, 24 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt index 0ea18a53cc29..2175174415ee 100644 --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt @@ -10,12 +10,22 @@ 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. + - max-speed: see Documentation/devicetree/bindings/serial/slave-device.txt + +Examples: serial@7570000 { label = "BT-UART"; @@ -28,3 +38,15 @@ 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>; + max-speed = <3200000>; + }; +}; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project