[U-Boot] [PATCH 4/8] spi: Kconfig: Mark MXS_SPI has BROKEN

Marek Vasut marex at denx.de
Mon Apr 29 12:53:11 UTC 2019

On 4/29/19 2:47 PM, Tom Rini wrote:
> On Mon, Apr 29, 2019 at 02:34:32PM +0200, Michael Nazzareno Trimarchi wrote:
>> Hi Marek
>> On Mon, Apr 29, 2019 at 1:27 PM Marek Vasut <marex at denx.de> wrote:
>>> On 4/29/19 1:24 PM, Tom Rini wrote:
>>>> On Mon, Apr 29, 2019 at 01:06:57PM +0200, Marek Vasut wrote:
>>>>> On 4/29/19 1:02 PM, Jagan Teki wrote:
>>>>>> On Mon, Apr 29, 2019 at 4:28 PM Marek Vasut <marex at denx.de> wrote:
>>>>>>> On 4/29/19 12:40 PM, Jagan Teki wrote:
>>>>>>>> On Mon, Apr 29, 2019 at 3:24 PM Marek Vasut <marex at denx.de> wrote:
>>>>>>>>> On 4/28/19 10:47 PM, Jagan Teki wrote:
>>>>>>>>>> Mark MXS_SPI has BROKEN, this so the resulting build shows
>>>>>>>>>> warning for broken configuration enabled and associated code
>>>>>>>>>> will remove in v2019.07 release.
>>>>>>>>> But the code is not broken, it works fine, right ?
>>>>>>>> Yes the code work fine, but dm conversion not done yet. Now the
>>>>>>>> CONFIG_BROKEN can mark the driver configs which doesn't convert dm
>>>>>>> That makes no sense, if the code works, it works and thus it is NOT
>>>>>>> broken. Find some other way to flag it as non-DM-converted, not this hack.
>>>>>> np, It depends on whether we consider non-dm code(for legacy SPI
>>>>>> drivers) is broken or not, let Tom comment on this.
>>>>> Again, the code works, it's not broken. That's very clear.
>>>>> DM conversion is a separate matter, so let's not overload CONFIG_BROKEN
>>>>> for such things. The Makefile warning seems sufficient to me.
>>>> The code is broken because it doesn't work with DM and is going to be
>>>> removed due to lack of maintenance soon.  My problem with this series,
>>>> but I need to check that we can do what I want to do and still keep
>>>> travis green, is have this (and the other non-converted and thus
>>>> non-maintained drivers) depend on, not select BROKEN.
>>>> The Makefile warnings tell people the code is going to be removed and
>>>> I'm trying to have the window be:
>>>> 1) LOUD warning about needing work
>>>> 2) 1 release past those loud deadlines of the code there, but not built
>>>> unless you enable BROKEN (as yes, I see code that's not updated to use
>>>> DM as being broken)
>>>> 3) Code removed.
>>>> All that said, I continue to be open to delaying conversion / removal if
>>>> we're having:
>>>> - A discussion and proposed patches to do the conversion, but people
>>>>   need more time.  The work is in progress, but people need time as it's
>>>>   not as easy to convert as hoped for various reasons.
>>>> - A problem converting the driver to DM as it's highlighting some other
>>>>   problem within DM or hitting a size constraint or other problem.
>>>> - Someone who is willing to do the DM work is just now seeing this.
>>>>   Yes, this is possible especially since our LOUD Makefile warnings are
>>>>   also easy enough to miss if you're just automating the build and not
>>>>   doing it manually.
>>>> But I am not fine with:
>>>> - Code that isn't converted AND
>>>> - Code that no one seems to be converting AND
>>>> - Code that no one says they are going to convert AND
>>>> - The conversion deadline has past.
>>> Seems there was some offer from Amarula to convert it , no ?
>> we can do some job on imx28 because we have a board there. I have asked
>> to mainline it
> OK, good.  Can you and Marek please coordinate on:
> - Updating MAINTAINERS files
> - Dropping the boards that won't be supported moving forward (even if
>   you can't mainline the custom board, there must be a ref platform you
>   have/use, yes?).

Might make sense to keep the MX28EVK, I'll ask about the other boards,
but I think they could be dropped.

> And Michael, can you please subscribe to the u-boot-maintainers list?
> Jagan, was there an old patch to try and convert this driver that may be
> of help to Michael?  Thanks!

Best regards,
Marek Vasut

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