linux-kernel - Re: [PATCH v4 5/6] MIPS: X1000: Add pdma controller DT node.

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Date:   Thu, 28 Nov 2019 11:26:57 +0800
From:   Zhou Yanjie <zhouyanjie@...o.com>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, robh+dt@...nel.org,
        paul.burton@...s.com, paulburton@...nel.org, jhogan@...nel.org,
        mripard@...nel.org, shawnguo@...nel.org, mark.rutland@....com,
        syq@...ian.org, ralf@...ux-mips.org, heiko@...ech.de,
        icenowy@...c.io, laurent.pinchart@...asonboard.com,
        krzk@...nel.org, geert+renesas@...der.be,
        prasannatsmkumar@...il.com, sernia.zhou@...mail.com,
        zhenwenjin@...il.com, 772753199@...com
Subject: Re: [PATCH v4 5/6] MIPS: X1000: Add pdma controller DT node.

Hi Paul,

On 2019年11月28日 00:48, Paul Cercueil wrote:
> Hi Zhou,
>
>
> Le mer., nov. 27, 2019 at 01:06, Zhou Yanjie <zhouyanjie@...o.com> a 
> écrit :
>> Add the appropriate DT node to probe the pdma controller driver
>> using the devicetree.
>>
>> Signed-off-by: Zhou Yanjie <zhouyanjie@...o.com>
>> ---
>>
>> Notes:
>>     v4:
>>     New patch.
>>
>>  arch/mips/boot/dts/ingenic/x1000.dtsi | 13 +++++++++++++
>>  1 file changed, 13 insertions(+)
>>
>> diff --git a/arch/mips/boot/dts/ingenic/x1000.dtsi 
>> b/arch/mips/boot/dts/ingenic/x1000.dtsi
>> index 9e55edd..edfa70d 100644
>> --- a/arch/mips/boot/dts/ingenic/x1000.dtsi
>> +++ b/arch/mips/boot/dts/ingenic/x1000.dtsi
>> @@ -1,5 +1,6 @@
>>  // SPDX-License-Identifier: GPL-2.0
>>  #include <dt-bindings/clock/x1000-cgu.h>
>> +#include <dt-bindings/dma/x1000-dma.h>
>
> You're not using any macro from that include file, so there's no need 
> to have it here.
>

Sure, I will fix this in v7.

Thanks and best regards!

> Cheers,
> -Paul
>
>
>>
>>  / {
>>      #address-cells = <1>;
>> @@ -173,4 +174,16 @@
>>
>>          status = "disabled";
>>      };
>> +
>> +    pdma: dma-controller@...20000 {
>> +        compatible = "ingenic,x1000-dma";
>> +        reg = <0x13420000 0x400
>> +               0x13421000 0x40>;
>> +        #dma-cells = <2>;
>> +
>> +        interrupt-parent = <&intc>;
>> +        interrupts = <10>;
>> +
>> +        clocks = <&cgu X1000_CLK_PDMA>;
>> +    };
>>  };
>> -- 
>> 2.7.4
>>
>>
>
>