[U-Boot] [PATCH 5/7] Tegra114: Dalmore: Add DT files

Stephen Warren swarren at wwwdotorg.org
Thu Jan 17 23:25:22 CET 2013


On 01/17/2013 10:58 AM, Tom Warren wrote:
> Stephen,
> 
> On Wed, Jan 16, 2013 at 3:47 PM, Stephen Warren <swarren at wwwdotorg.org> wrote:
>> On 01/16/2013 02:14 PM, Tom Warren wrote:
>>> These are stripped down for bringup, They'll be filled out later
>>> to match-up with the kernel DT contents, and/or as devices are
>>> brought up (mmc, usb, spi, etc.).
>>
>>> diff --git a/board/nvidia/dts/tegra114-dalmore.dts b/board/nvidia/dts/tegra114-dalmore.dts
>>
>>> +     memory {
>>> +             device_type = "memory";
>>> +             reg = <0x80000000 0x40000000>;
>>> +     };
>>
>> Indeed, that says just 1GB...
>>
> 
> True, but that's what's in current Cardhu DTS, and Harmony, Seaboard,
> and Ventana DTS files. Only Whistler has 0x20000000 (512MB).
> 
> How is this used, and how do we keep it in sync with what's really on
> the board/in the ODMDATA field?

I don't believe U-Boot uses that property from the DT. Probably the DT
isn't parsed early enough for it to be useful. But if we add it to the
.dts file, it may as well be correct even so. Or, perhaps we should just
remove it from the U-Boot DT since it isn't useful.


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