[meta-xilinx] [PATCH v2] zcu102-zynqmp.conf: Add serial consoles check

[Vineeth Chowdary Karumanchi]

On 11/9/2017 5:36 PM, Nathan Rossi wrote:
> On 9 November 2017 at 12:59, Vineeth Chowdhary Karumanchi
> <vineethchowdhary.karumanchi at gmail.com> wrote:
>>
>>
>> On 11/8/2017 6:08 PM, Nathan Rossi wrote:
>>>
>>> On 8 November 2017 at 18:17, Vineeth Chowdhary Karumanchi
>>> <vineethchowdhary.karumanchi at gmail.com> wrote:
>>>>
>>>> Hi Manju,
>>>>
>>>>
>>>> question on similar lines, How can I change SERIAL_CONSOLE a part from
>>>> MACHINE conf ?
>>>
>>> Since its set with "=" in these machine confs if you want to set it
>>
>> Any reason why it is = only, why cant we use ?=
> 
> No specific reason other than following existing definitions. But it
> is not very common to have customized serial consoles that differ from
> the machine.conf since that represents what is available on the board.

 From petalinux stand point where user can select primary UART
from any of UART's  available in HDF.


Thanks
VIneeth
> 
> With that said they could probably be changed to ?=, and additionally
> changed to SERIAL_CONSOLES since SERIAL_CONSOLE is deprecated.
> 
> Regards,
> Nathan
> 
>>
>> Thanks
>> Vineeth
>>
>>> before (e.g. at local.conf) you will need to override it with
>>> something like:
>>>
>>> SERIAL_CONSOLE_forcevariable = "..."
>>>
>>> Or probably more practically, use the machine override. This way you
>>> could define multiple serial console values for different machines.
>>> e.g.
>>>
>>> SERIAL_CONSOLE_zcu102-zynqmp = "a"
>>> SERIAL_CONSOLE_other-machine = "b"
>>>
>>> Regards,
>>> Nathan
>>>
>>>> Thanks
>>>> VIneeth
>>>>
>>>> On 11/7/2017 6:53 AM, Manjukumar Matha wrote:
>>>>>
>>>>> There are instances when serial console check if required to disable
>>>>> consoles when it is not defined by SERIAL_CONSOLES.
>>>>>
>>>>> Signed-off-by: Manjukumar Matha <manjukumar.harthikote-matha at xilinx.com>
>>>>> ---
>>>>>     conf/machine/zcu102-zynqmp.conf | 1 +
>>>>>     1 file changed, 1 insertion(+)
>>>>>
>>>>> diff --git a/conf/machine/zcu102-zynqmp.conf
>>>>> b/conf/machine/zcu102-zynqmp.conf
>>>>> index e6d66cd..dd61884 100644
>>>>> --- a/conf/machine/zcu102-zynqmp.conf
>>>>> +++ b/conf/machine/zcu102-zynqmp.conf
>>>>> @@ -13,6 +13,7 @@ MACHINE_FEATURES = "rtc ext2 ext3 vfat usbhost"
>>>>>     UBOOT_MACHINE = "xilinx_zynqmp_zcu102_revB_defconfig"
>>>>>       SERIAL_CONSOLE = "115200 ttyPS0"
>>>>> +SERIAL_CONSOLES_CHECK = "${SERIAL_CONSOLES}"
>>>>>       KERNEL_DEVICETREE = "xilinx/zynqmp-zcu102-revB.dtb
>>>>> xilinx/zynqmp-zcu102.dtb"
>>>>>
>>>>
>>>> --
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>>
>>