linux-kernel - Re: [PATCH 3/3] riscv: dts: sophgo: add Sophgo SPI NOR controller driver

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Message-ID:
 <MAZPR01MB9162502ED35D787218257179FEC32@MAZPR01MB9162.INDPRD01.PROD.OUTLOOK.COM>
Date: Tue, 25 Feb 2025 08:58:20 +0800
From: Chen Wang <unicorn_wang@...look.com>
To: Longbin Li <looong.bin@...il.com>
Cc: linux-spi@...r.kernel.org, devicetree@...r.kernel.org,
 sophgo@...ts.linux.dev, linux-kernel@...r.kernel.org,
 linux-riscv@...ts.infradead.org, Mark Brown <broonie@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Inochi Amaoto <inochiama@...il.com>,
 Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt
 <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>
Subject: Re: [PATCH 3/3] riscv: dts: sophgo: add Sophgo SPI NOR controller
 driver

hi, Longbin,

sg2044.dtsi  seems also does not exist on the master yet, please double 
check.

Regards,

Chen

On 2025/2/25 8:23, Chen Wang wrote:
>
> On 2025/2/24 18:12, Longbin Li wrote:
>> Add SPI NOR device node for Sophgo.
>>
>> Signed-off-by: Longbin Li <looong.bin@...il.com>
>> ---
>>   .../boot/dts/sophgo/sg2044-sophgo-sd3-10.dts  | 18 ++++++++++++++
>>   arch/riscv/boot/dts/sophgo/sg2044.dtsi        | 24 +++++++++++++++++++
>>   2 files changed, 42 insertions(+)
>>
>> diff --git a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-sd3-10.dts 
>> b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-sd3-10.dts
>> index c50e61a50013..9c634920f37e 100644
>> --- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-sd3-10.dts
>> +++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-sd3-10.dts
>> @@ -80,6 +80,24 @@ &sd {
>>       status = "okay";
>>   };
>>
>> +&spifmc0 {
>> +    status = "okay";
>> +
>> +    flash@0 {
>> +        compatible = "jedec,spi-nor";
>> +        reg = <0>;
>> +    };
>> +};
>> +
>> +&spifmc1 {
>> +    status = "okay";
>> +
>> +    flash@0 {
>> +        compatible = "jedec,spi-nor";
>> +        reg = <0>;
>> +    };
>> +};
>> +
>>   &uart1 {
>>       status = "okay";
>>   };
>
> What is your baseline? I can't see "sg2044-sophgo-sd3-10.dts " on the 
> latest mainline yet.
>
> BTW,  the name "sg2044-sophgo-sd3-10" seems a bit redundant. Wouldn't 
> "sg2044-sd3-10" be better?
>
> [......]
>
>