From: Stephen Boyd <swboyd@chromium.org>
To: Balakrishna Godavarthi <bgodavar@codeaurora.org>,
bjorn.andersson@linaro.org, johan.hedberg@gmail.com,
marcel@holtmann.org
Cc: mka@chromium.org, linux-kernel@vger.kernel.org,
linux-bluetooth@vger.kernel.org, hemantg@codeaurora.org,
linux-arm-msm@vger.kernel.org, pharish@codeaurora.org,
rjliao@codeaurora.org, hbandi@codeaurora.org,
saluvala@codeaurora.org, abhishekpandit@chromium.org
Subject: Re: [PATCH v2] arm64: dts: qcom: sc7280: Add bluetooth node on SC7280
Date: Tue, 12 Oct 2021 10:24:18 -0700 [thread overview]
Message-ID: <CAE-0n52uUh5TrKpJq9-qkJTdWWU_EZFvoROWFeGEjuc1Ebc8xg@mail.gmail.com> (raw)
In-Reply-To: <1634043698-20256-1-git-send-email-bgodavar@codeaurora.org>
Quoting Balakrishna Godavarthi (2021-10-12 06:01:38)
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> index 272d5ca..09adc802 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> @@ -393,6 +393,23 @@
> <&tlmm 31 IRQ_TYPE_EDGE_FALLING>;
> pinctrl-names = "default", "sleep";
> pinctrl-1 = <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>, <&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
> +
> + bluetooth: wcn6750-bt {
bluetooth: bluetooth {
Node names should be generic.
> + compatible = "qcom,wcn6750-bt";
> + pinctrl-names = "default";
> + pinctrl-0 = <&bt_en_default>;
> + enable-gpios = <&tlmm 85 GPIO_ACTIVE_HIGH>;
> + swctrl-gpios = <&tlmm 86 GPIO_ACTIVE_HIGH>;
Is there any pinctrl config for gpio 86?
> + vddaon-supply = <&vreg_s7b_0p9>;
> + vddbtcxmx-supply = <&vreg_s7b_0p9>;
> + vddrfacmn-supply = <&vreg_s7b_0p9>;
> + vddrfa0p8-supply = <&vreg_s7b_0p9>;
> + vddrfa1p7-supply = <&vreg_s1b_1p8>;
> + vddrfa1p2-supply = <&vreg_s8b_1p2>;
> + vddrfa2p2-supply = <&vreg_s1c_2p2>;
> + vddasd-supply = <&vreg_l11c_2p8>;
> + max-speed = <3200000>;
> + };
> };
>
> /* PINCTRL - additions to nodes defined in sc7280.dtsi */
> @@ -504,6 +521,14 @@
> */
> bias-pull-up;
> };
> +
> + bt_en_default: bt_en_default {
bt_en: bt-en {
Node names shouldn't have underscores and 'default' is redundant.
> + pins = "gpio85";
> + function = "gpio";
> + drive-strength = <2>;
> + output-low;
> + bias-pull-down;
Why is there a pull down on an output gpio? Shouldn't this be
bias-disable?
> + };
> };
>
> &sdc1_on {
next prev parent reply other threads:[~2021-10-12 17:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 13:01 [PATCH v2] arm64: dts: qcom: sc7280: Add bluetooth node on SC7280 Balakrishna Godavarthi
2021-10-12 17:24 ` Stephen Boyd [this message]
2021-10-13 5:30 ` bgodavar
2021-10-13 20:14 ` Stephen Boyd
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