linux-kernel - Re: [PATCH 2/3] arm64: dts: qcom: qrb5165-rb5: add a pin function for BT enable GPIO

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Message-ID: <95d47311-f25d-4594-b59d-bd389e39100c@linaro.org>
Date:   Tue, 5 Dec 2023 13:07:26 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Alex Elder <elder@...aro.org>,
        Srini Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH 2/3] arm64: dts: qcom: qrb5165-rb5: add a pin function for
 BT enable GPIO



On 12/5/23 12:23, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> Set up the pin function for the Bluetooth enable GPIO.
> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
>   arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 11 +++++++++++
>   1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
> index ce6ae0771d34..ead0c45ba60c 100644
> --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
> +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
> @@ -1264,6 +1264,17 @@ &tlmm {
>   		"HST_WLAN_UART_TX",
>   		"HST_WLAN_UART_RX";
>   
> +	bt_en_state: bt-default-state {
> +		bt-en {
> +			pins = "gpio21";
If it's the only GPIO expected to be here, you may drop the
extra bt-en level, like the entry below

Konrad