linux-kernel - Re: [PATCH] ARM: dts: at91: sama7g5: Add NAND support

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Message-ID: <3cd1fd6b-d3a4-5ac5-22fa-c854e2f25a65@microchip.com>
Date:   Thu, 24 Feb 2022 18:44:19 +0100
From:   Nicolas Ferre <nicolas.ferre@...rochip.com>
To:     Tudor Ambarus - M18064 <Tudor.Ambarus@...rochip.com>
CC:     "alexandre.belloni@...tlin.com" <alexandre.belloni@...tlin.com>,
        "Ludovic Desroches - M43218" <Ludovic.Desroches@...rochip.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: dts: at91: sama7g5: Add NAND support

Hi Tudor,

On 24/02/2022 at 16:49, Tudor Ambarus - M18064 wrote:
> On 2/24/22 17:04, Nicolas Ferre wrote:
>> On 11/01/2022 at 14:05, Tudor Ambarus wrote:
>>> Add NAND support. The sama7g5's SMC IP is the same as sama5d2's with
>>> a slightly change: it provides a synchronous clock output (SMC clock)
>>> that is dedicated to FPGA usage. Since this doesn't interfere with the SMC
>>> NAND configuration, thus code will not be added in the current nand driver
>>> to address the FPGA usage, use the sama5d2's compatible and choose not to
>>> introduce dedicated compatibles for sama7g5.
>>> Tested with Micron MT29F4G08ABAEAWP NAND flash.
>>>
>>> Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
>>
>> Acked-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
>>
>>> ---
>>> The patch depends on the following patch:
>>> https://lore.kernel.org/linux-clk/20220111125310.902856-1-tudor.ambarus@microchip.com/T/#u
>>
>> Patch seems taken, so I add this one to at91-dt branch for 5.18 merge window.
>>
> 
> I think it depends on who gets to next first. If at91 gets before clk,
> there will be a build error, isn't it?

Clk patch is already in linux-next, so no worries.
Moreover, I don't get why there could be a build error as there is no 
build dependency between DT changes and C changes.
Sorry but I'm puzzled... Or I'm not looking at the right patch.

Regards,
   Nicolas



-- 
Nicolas Ferre