linux-kernel - Re: [PATCH v3] arm64: dts: qcom: qcs6490-rb3gen2: enable Bluetooth

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Message-ID: <3f0b67f7-32ca-4b5a-a655-df6f92258cce@oss.qualcomm.com>
Date: Mon, 2 Dec 2024 12:26:48 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Krzysztof Kozlowski <krzk@...nel.org>,
        Janaki Ramaiah Thota <quic_janathot@...cinc.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: quic_mohamull@...cinc.com, quic_hbandi@...cinc.com,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, quic_msavaliy@...cinc.com
Subject: Re: [PATCH v3] arm64: dts: qcom: qcs6490-rb3gen2: enable Bluetooth

On 2.12.2024 10:36 AM, Krzysztof Kozlowski wrote:
> On 02/12/2024 10:32, Janaki Ramaiah Thota wrote:
>>>
>>>> +	pinctrl-names = "default", "sleep";
>>>> +	pinctrl-1 = <&qup_uart7_sleep_cts>, <&qup_uart7_sleep_rts>,
>>>> +			<&qup_uart7_sleep_tx>, <&qup_uart7_sleep_rx>;
>>>
>>> This could be just one phandle to state node with multiple pins subnode.
>>>
>>
>> Since we have different configuration for 3 GPIOs, it’s not good to 
>> combine all 4 GPIOs into one common sleep configuration. Each GPIO 
>> configuration is having separate requirements based on the Bluetooth SOC.
> 
> I did not propose that. Please read bindings and other existing DTS sources.

Janaki,

you can refer to my older patch (attached)

Konrad
View attachment "29a6e0ddbaf7bafc22b44062890bb9915eb665b6.patch" of type "text/x-patch" (2673 bytes)