[U-Boot] [PATCH 1/4] ata: fsl_ahci: Add sata DM support for Freescale powerpc socs

[Stefan Roese <sr@denx.de>]

On 23.05.19 06:58, Prabhakar Kushwaha wrote:

<snip>

>>>>>>>      drivers/ata/Kconfig    |   10 +
>>>>>>>      drivers/ata/Makefile   |    1 +
>>>>>>>      drivers/ata/fsl_ahci.c | 1030
>>>>>> ++++++++++++++++++++++++++++++++++++++++
>>>>>>>      drivers/ata/fsl_sata.h |    1 +
>>>>>>>      4 files changed, 1042 insertions(+)
>>>>>>>      create mode 100644 drivers/ata/fsl_ahci.c
>>>>>>
>>>>>> Will this patch series replace the old fsl_sata.c driver? If yes,
>>>>>> could you remove this driver as well in this series?
>>>>> [Peng Ma]
>>>>> Hi Stefan,
>>>>>
>>>>> fsl_sata.c used to Non DM sata driver for some powerpc socs.
>>>>> Currently We only have one board that supports dts initialization. I
>>>>> will remove this old driver When all of our powerpc socs support DM.
>>>>
>>>> I see, thanks. I just wanted to know, if this new SATA driver is a
>>>> meant as a replacement for the old non-DM driver.
>>> [Peng Ma]
>>> Hi Stefan,
>>>
>>> I am so sorry to reply late, Other Non dts powerpc board need the old
>>> sata driver, so the new Sata driver does not replace the so far.
>>
>> Just curious: Which are the "other non dts powerpc boards"? Are there still
>> many? Is there a plan to move them to DT as well? Or should they perhaps be
>> dropped from mainline if not converted to DT? What's stopping the conversion
>> here?
>>
> 
> There are too many powerpc platforms  which are not migrated to DT.
> 
> My suggestion will be to have sata driver supporting both.  Once
> all PowerPC platform using this SATA driver migrated, it can be
> dropped.

I'm fine with this. Please go ahead.

Thanks,
Stefan