linux-kernel - Re: [PATCH V3 3/3] arm64: dts: sc7280: Add QUPv3 wrapper

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Date:   Tue, 08 Jun 2021 13:40:15 +0530
From:   rojay@...eaurora.org
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     agross@...nel.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Rajendra Nayak <rnayak@...eaurora.org>,
        saiprakash.ranjan@...eaurora.org, msavaliy@....qualcomm.com
Subject: Re: [PATCH V3 3/3] arm64: dts: sc7280: Add QUPv3 wrapper_1 nodes

On 2021-06-06 09:23, Bjorn Andersson wrote:
> On Fri 04 Jun 08:54 CDT 2021, Roja Rani Yarubandi wrote:
> 
>> Add QUPv3 wrapper_1 DT nodes for SC7280 SoC.
>> 
>> Signed-off-by: Roja Rani Yarubandi <rojay@...eaurora.org>
>> ---
>> Changes in V3:
>>  - Broken the huge V2 patch into 3 smaller patches.
>>    1. QSPI DT nodes
>>    2. QUP wrapper_0 DT nodes
>>    3. QUP wrapper_1 DT nodes
>> 
>> Changes in V2:
>>  - As per Doug's comments removed pinmux/pinconf subnodes.
>>  - As per Doug's comments split of SPI, UART nodes has been done.
>>  - Moved QSPI node before aps_smmu as per the order.
>> 
>>  arch/arm64/boot/dts/qcom/sc7280-idp.dts |   4 +
>>  arch/arm64/boot/dts/qcom/sc7280.dtsi    | 751 
>> ++++++++++++++++++++++++
>>  2 files changed, 755 insertions(+)
>> 
>> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts 
>> b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
>> index f57458dbe763..bdea9bf4eeca 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
>> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
>> @@ -288,6 +288,10 @@ &qupv3_id_0 {
>>  	status = "okay";
>>  };
>> 
>> +&qupv3_id_1 {
>> +	status = "okay";
>> +};
>> +
>>  &uart5 {
>>  	status = "okay";
>>  };
>> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi 
>> b/arch/arm64/boot/dts/qcom/sc7280.dtsi
>> index b783f5622a66..348a34f3448e 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
>> @@ -881,6 +881,437 @@ uart7: serial@...000 {
>>  			};
>>  		};
>> 
>> +		qupv3_id_1: geniqup@...000 {
>> +			compatible = "qcom,geni-se-qup";
>> +			reg = <0 0x00ac0000 0 0x2000>;
>> +			clock-names = "m-ahb", "s-ahb";
>> +			clocks = <&gcc GCC_QUPV3_WRAP_1_M_AHB_CLK>,
>> +				 <&gcc GCC_QUPV3_WRAP_1_S_AHB_CLK>;
>> +			#address-cells = <2>;
>> +			#size-cells = <2>;
>> +			ranges;
>> +			iommus = <&apps_smmu 0x43 0x0>;
>> +			interconnects = <&clk_virt MASTER_QUP_CORE_1 0 &clk_virt 
>> SLAVE_QUP_CORE_1 0>;
>> +			interconnect-names = "qup-core";
> 
> We used to have interconnect votes for the wrapper, but I recently
> merged patches that dropped these for sc7180, so please conclude which
> way this should be.
> 
> The rest looks good.
> 
> Regards,
> Bjorn

Sorry, forgot to remove interconnect votes here for both the wrappers.
I will correct this in the follow up patch.

Thanks,
Roja