linux-kernel - Re: [PATCH v4 2/4] arm64: dts: qcom: qcs6490-rb3gen: add and enable BT node

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Message-ID: <pzkijkdswskaq6232uldapz3b6v6zplif7uah24iwq3ymlezft@skbcy2vod3c5>
Date: Thu, 5 Dec 2024 00:59:19 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Janaki Ramaiah Thota <quic_janathot@...cinc.com>
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
	Konrad Dybcio <konradybcio@...nel.org>, Marcel Holtmann <marcel@...tmann.org>, 
	Luiz Augusto von Dentz <luiz.dentz@...il.com>, Bartosz Golaszewski <brgl@...ev.pl>, quic_mohamull@...cinc.com, 
	quic_hbandi@...cinc.com, quic_anubhavg@...cinc.com, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-bluetooth@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v4 2/4] arm64: dts: qcom: qcs6490-rb3gen: add and enable
 BT node

On Wed, Dec 04, 2024 at 06:47:04PM +0530, Janaki Ramaiah Thota wrote:
> Add a node for the PMU module of the WCN6750 present on the
> qcs6490-rb3gen board and assign its power outputs to the Bluetooth
> module.
> 
> Signed-off-by: Janaki Ramaiah Thota <quic_janathot@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 165 ++++++++++++++++++-
>  1 file changed, 164 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
> index 27695bd54220..07650648214e 100644
> --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
> +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
> @@ -1,6 +1,6 @@
>  // SPDX-License-Identifier: BSD-3-Clause
>  /*
> - * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
> + * Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
>   */
>  
>  /dts-v1/;
> @@ -33,6 +33,7 @@
>  
>  	aliases {
>  		serial0 = &uart5;
> +		serial1 = &uart7;
>  	};
>  
>  	chosen {
> @@ -217,6 +218,63 @@
>  		regulator-min-microvolt = <3700000>;
>  		regulator-max-microvolt = <3700000>;
>  	};
> +
> +	wcn6750-pmu {
> +		compatible = "qcom,wcn6750-pmu";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&bt_en>;
> +		vddaon-supply = <&vreg_s7b_0p972>;
> +		vddasd-supply = <&vreg_l11c_2p8>;
> +		vddpmu-supply = <&vreg_s7b_0p972>;
> +		vddrfa0p8-supply = <&vreg_s7b_0p972>;
> +		vddrfa1p2-supply = <&vreg_s8b_1p272>;
> +		vddrfa1p7-supply = <&vreg_s1b_1p872>;
> +		vddrfa2p2-supply = <&vreg_s1c_2p19>;
> +
> +		bt-enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;

Doesn't WCN6750 also have SW_CTRL and wifi-enable pins?

> +

-- 
With best wishes
Dmitry