x86-power-control

Michael Richardson mcr at sandelman.ca
Fri Oct 18 17:43:55 AEDT 2019


Vijay Khemka <vijaykhemka at fb.com> wrote:
    mcr>     Why in a target system wouldn't naming it in DTS be the most
    mcr> reliable and most easily accessible mechanism?  I can see that in
    mcr> development being able to define things helps, but it is not like the
    mcr> production systems would have wire-wrap where the GPIO pin might
    mcr> change.

    > I am not ruling out DTS definition but keeping that as optional. Many
    > platform doesn't want to change kernel and want to keep dts minimal as
    > well common across multiple platform. So providing this option will
    > help developer.

My experience is that the DTS file is loaded separately from the kernel.
I haven't had a chance to learn how things are booted in practice, since I
haven't gotten real hardware yet.

I would think that the DTS file may be the easiest thing for a VAR to update
compared to editing a configuration file that is embedded in the file system
image. 

-- 
]               Never tell me the odds!                 | ipv6 mesh networks [ 
]   Michael Richardson, Sandelman Software Works        | network architect  [ 
]     mcr at sandelman.ca  http://www.sandelman.ca/        |   ruby on rails    [ 
	
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