linux-kernel - Re: [PATCH v3 05/11] arm64: dts: qcom: sc7180: Add cmd

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Date:   Thu, 24 Oct 2019 08:00:54 +0530
From:   Rajendra Nayak <rnayak@...eaurora.org>
To:     Sibi Sankar <sibis@...eaurora.org>
Cc:     agross@...nel.org, robh+dt@...nel.org, bjorn.andersson@...aro.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, mka@...omium.org,
        Maulik Shah <mkshah@...eaurora.org>,
        linux-arm-msm-owner@...r.kernel.org
Subject: Re: [PATCH v3 05/11] arm64: dts: qcom: sc7180: Add cmd_db reserved
 area



On 10/23/2019 5:46 PM, Sibi Sankar wrote:
> On 2019-10-23 14:32, Rajendra Nayak wrote:
>> From: Maulik Shah <mkshah@...eaurora.org>
>>
>> Command_db provides mapping for resource key and address managed
>> by remote processor. Add cmd_db reserved memory area.
>>
>> Signed-off-by: Maulik Shah <mkshah@...eaurora.org>
>> Signed-off-by: Rajendra Nayak <rnayak@...eaurora.org>
>> ---
>>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 12 ++++++++++++
>>  1 file changed, 12 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> index f17684148595..dfa49ef2bce0 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> @@ -32,6 +32,18 @@
>>          };
>>      };
>>
>> +    reserved_memory: reserved-memory {
>> +        #address-cells = <2>;
>> +        #size-cells = <2>;
>> +        ranges;
>> +
>> +        cmd_db: reserved-memory@...20000 {
> 
> aop_cmd_db_mem: memory@...20000 {
> please use ^^ instead

right, I thought I looked up sm8150.dtsi to make sure
the labeling for various things is consistent, but
maybe i didn't. Will fix. Thanks.

> 
>> +            reg = <0x0 0x80820000 0x0 0x20000>;
>> +            compatible = "qcom,cmd-db";
>> +            no-map;
>> +        };
>> +    };
>> +
>>      cpus {
>>          #address-cells = <2>;
>>          #size-cells = <0>;
> 

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