linux-kernel - Re: [PATCH v5 03/13] ARM: dts: ipq4019: Add a few peripheral nodes

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Date:   Mon, 2 Apr 2018 10:57:23 +0530
From:   Sricharan R <sricharan@...eaurora.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     mark.rutland@....com, robh@...nel.org, devicetree@...r.kernel.org,
        marc.zyngier@....com, catalin.marinas@....com,
        richardcochran@...il.com, will.deacon@....com,
        linux@...linux.org.uk, linux-kernel@...r.kernel.org,
        david.brown@...aro.org, absahu@...eaurora.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, andy.gross@...aro.org,
        linux-soc@...r.kernel.org, sboyd@...eaurora.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 03/13] ARM: dts: ipq4019: Add a few peripheral nodes

Hi Bjorn,
  Thanks a lot for all the reviews.

On 3/27/2018 10:20 PM, Bjorn Andersson wrote:
> On Fri 23 Mar 03:18 PDT 2018, Sricharan R wrote:
>> @@ -172,6 +180,22 @@
>>  			clock-names = "core", "iface";
>>  			#address-cells = <1>;
>>  			#size-cells = <0>;
>> +			dmas = <&blsp_dma 5>, <&blsp_dma 4>;
>> +			dma-names = "rx", "tx";
>> +			status = "disabled";
>> +		};
>> +
>> +		spi_1: spi@...6000 { /* BLSP1 QUP2 */
>> +			compatible = "qcom,spi-qup-v2.2.1";
>> +			reg = <0x78b6000 0x600>;
>> +			interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
>> +			clocks = <&gcc GCC_BLSP1_QUP2_SPI_APPS_CLK>,
>> +				<&gcc GCC_BLSP1_AHB_CLK>;
>> +			clock-names = "core", "iface";
>> +			#address-cells = <1>;
>> +			#size-cells = <0>;
>> +			dmas = <&blsp_dma 7>, <&blsp_dma 6>;
>> +			dma-names = "rx", "tx";
>>  			status = "disabled";
>>  		};
>>  
>> @@ -184,9 +208,24 @@
>>  			clock-names = "iface", "core";
>>  			#address-cells = <1>;
>>  			#size-cells = <0>;
>> +			dmas = <&blsp_dma 9>, <&blsp_dma 8>;
>> +			dma-names = "rx", "tx";
>>  			status = "disabled";
>>  		};
>>  
>> +		i2c_1: i2c@...8000 { /* BLSP1 QUP4 */
> 
> The label, comment and the core clock disagrees on which qup this is.
> 
> Label your nodes based on the SoC naming, not your board - as this will
> prevent a future board from using e.g. blsp1 qup2 as i2c (as you already
> used the label for that).

Sure. will fix. Infact this is QUP3.

> 
>> +			compatible = "qcom,i2c-qup-v2.2.1";
>> +			reg = <0x78b8000 0x600>;
>> +			interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
>> +			clocks = <&gcc GCC_BLSP1_AHB_CLK>,
>> +				 <&gcc GCC_BLSP1_QUP2_I2C_APPS_CLK>;
> 
> QUP4?

 QUP3

> 
>> +			clock-names = "iface", "core";
>> +			#address-cells = <1>;
>> +			#size-cells = <0>;
>> +			dmas = <&blsp_dma 11>, <&blsp_dma 10>;
>> +			dma-names = "rx", "tx";
>> +			status = "disabled";
>> +		};
> 
> Apart from this the patch looks good.

 Thanks.

Regards,
  Sricharan

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