[PATCH linux 1/3] ARM: dts: aspeed: Update palmetto device tree

Joel Stanley joel at jms.id.au
Tue Dec 13 15:34:05 AEDT 2016


On Tue, Dec 13, 2016 at 2:48 PM, Cyril Bur <cyrilbur at gmail.com> wrote:
> Final question, I assume the same thing in a separate patch is good for
> the framebuffer, I'd forgotten that the size of VGA memory can be
> altered by a hardware strapping reg '0x1E6E2070 Hardware Strapping
> Table' bits 3:2 define it. The default is for 16MB, is it safe assume
> the platforms will come up with strapping reg in default state?

No. They will come up in the strapped state.

The strapped state depends on a bunch of GPIOs being pulled up or down
at boot time.

We will move to using u-boot to populate the memory information in the
device tree before passing it to the kernel. For now you can hardcode
the values.

Cheers,

Joel


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