linux-kernel - Re: [PATCH v1] arm64: dts: qcom: sc7280: Remove CTS/RTS configuration

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Date: Wed, 24 Apr 2024 13:31:45 +0530
From: Viken Dadhaniya <quic_vdadhani@...cinc.com>
To: Bjorn Andersson <quic_bjorande@...cinc.com>
CC: <cros-qcom-dts-watchers@...omium.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <swboyd@...omium.org>, <robh@...nel.org>,
        <krzk+dt@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <conor+dt@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <rajpat@...eaurora.org>,
        <mka@...omium.org>, <rojay@...eaurora.org>,
        <quic_msavaliy@...cinc.com>, <quic_anupkulk@...cinc.com>
Subject: Re: [PATCH v1] arm64: dts: qcom: sc7280: Remove CTS/RTS configuration



On 4/17/2024 10:09 AM, Bjorn Andersson wrote:
> On Tue, Apr 16, 2024 at 04:26:50PM +0530, Viken Dadhaniya wrote:
>> Remove CTS and RTS pinctrl configuration for UART5 node as
>> it's designed for debug UART for all the board variants of the
>> sc7280 chipset.
>>
>> Also change compatible string to debug UART.
>>
> 
> Why are you posting this on the public mailing list without first
> addressing the feedback and questions I gave you on the internal review
> list?
> 
> Now you wasted the time of our community members, just to receive the
> same feedback I gave you last week.
> 
> Regards,
> Bjorn
> 

Sorry, I missed you feedback due to incorrect mail filler.

>> Fixes: 38cd93f413fd ("arm64: dts: qcom: sc7280: Update QUPv3 UART5 DT node")
>> Signed-off-by: Viken Dadhaniya <quic_vdadhani@...cinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/sc7280.dtsi | 14 ++------------
>>   1 file changed, 2 insertions(+), 12 deletions(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
>> index 38c183b2bb26..2a6b4c4639d1 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
>> @@ -1440,12 +1440,12 @@
>>   			};
>>   
>>   			uart5: serial@...000 {
>> -				compatible = "qcom,geni-uart";
>> +				compatible = "qcom,geni-debug-uart";
>>   				reg = <0 0x00994000 0 0x4000>;
>>   				clocks = <&gcc GCC_QUPV3_WRAP0_S5_CLK>;
>>   				clock-names = "se";
>>   				pinctrl-names = "default";
>> -				pinctrl-0 = <&qup_uart5_cts>, <&qup_uart5_rts>, <&qup_uart5_tx>, <&qup_uart5_rx>;
>> +				pinctrl-0 = <&qup_uart5_tx>, <&qup_uart5_rx>;
>>   				interrupts = <GIC_SPI 606 IRQ_TYPE_LEVEL_HIGH>;
>>   				power-domains = <&rpmhpd SC7280_CX>;
>>   				operating-points-v2 = <&qup_opp_table>;
>> @@ -5397,16 +5397,6 @@
>>   				function = "qup04";
>>   			};
>>   
>> -			qup_uart5_cts: qup-uart5-cts-state {
>> -				pins = "gpio20";
>> -				function = "qup05";
>> -			};
>> -
>> -			qup_uart5_rts: qup-uart5-rts-state {
>> -				pins = "gpio21";
>> -				function = "qup05";
>> -			};
>> -
>>   			qup_uart5_tx: qup-uart5-tx-state {
>>   				pins = "gpio22";
>>   				function = "qup05";
>> -- 
>> 2.17.1
>>