linux-kernel - Re: [PATCH 25/31] nds32: defconfig

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Date:   Thu, 9 Nov 2017 16:00:30 +0800
From:   Greentime Hu <green.hu@...il.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Greentime <greentime@...estech.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Networking <netdev@...r.kernel.org>,
        Vincent Chen <vincentc@...estech.com>, deanbo422@...il.com
Subject: Re: [PATCH 25/31] nds32: defconfig

2017-11-08 18:03 GMT+08:00 Arnd Bergmann <arnd@...db.de>:
> On Wed, Nov 8, 2017 at 6:55 AM, Greentime Hu <green.hu@...il.com> wrote:
>> From: Greentime Hu <greentime@...estech.com>
>>
>> Signed-off-by: Vincent Chen <vincentc@...estech.com>
>> Signed-off-by: Greentime Hu <greentime@...estech.com>
>> ---
>>  arch/nds32/configs/ae3xx_defconfig  |  110 +++++++++++++++++++++++++++++++++++
>>  arch/nds32/configs/ag101p_defconfig |  109 ++++++++++++++++++++++++++++++++++
>
> Are those two incompatible? I would recommend starting without board
> specific defconfig
> files, it just gets messy once you get more than a few machines you
> want to support.

Thanks.
These 2 are incompatible.
They use different drivers. I may still keep these 2 defconfigs.

>> diff --git a/arch/nds32/configs/ae3xx_defconfig b/arch/nds32/configs/ae3xx_defconfig
>> new file mode 100644
>> index 0000000..14d49a3
>> --- /dev/null
>> +++ b/arch/nds32/configs/ae3xx_defconfig
>> @@ -0,0 +1,110 @@
>> +CONFIG_CROSS_COMPILE="nds32le-linux-"
>> +CONFIG_SYSVIPC=y
>> +CONFIG_POSIX_MQUEUE=y
>> +CONFIG_HIGH_RES_TIMERS=y
>> +CONFIG_BSD_PROCESS_ACCT=y
>> +CONFIG_BSD_PROCESS_ACCT_V3=y
>> +CONFIG_IKCONFIG=y
>> +CONFIG_IKCONFIG_PROC=y
>> +CONFIG_LOG_BUF_SHIFT=14
>> +CONFIG_NAMESPACES=y
>> +CONFIG_USER_NS=y
>> +CONFIG_RELAY=y
>> +CONFIG_BLK_DEV_INITRD=y
>> +CONFIG_SYSCTL_SYSCALL=y
>> +CONFIG_KALLSYMS_ALL=y
>> +CONFIG_EMBEDDED=y
>
> You usually don't want to select 'CONFIG_EMBEDDED' for regular
> builds, it's should only be needed to disable options that are
> usually considered essential.

Thanks.
I will remove this config in the next version patch.

>> +CONFIG_FB=y
>> +# CONFIG_VGA_CONSOLE is not set
>> +CONFIG_FRAMEBUFFER_CONSOLE=y
>
> You have a framebuffer console here, but no framebuffer driver?

Thanks.
I shall enable it when I push our framebuffer in the next time.
I will disable it in the next version patch.

>> +CONFIG_MMC=y
>> +CONFIG_RTC_CLASS=y
>> +# CONFIG_RTC_HCTOSYS is not set
>> +CONFIG_CLKSRC_ATCPIT100=y
>> +CONFIG_EXT2_FS=y
>
> Maybe use EXT4, not EXT2, in the defconfig?
>

Thanks.
I will enable EXT4 instead of EXT2 in the defconfig.