[Buildroot] [5/8] package/rpi-firmware: bump version
Floris Bos
bos at je-eigen-domein.nl
Mon Mar 13 19:35:52 UTC 2017
On 03/12/2017 06:26 PM, Martin Bark wrote:
> Floris Bos,
>
> On 10 March 2017 at 20:05, Floris Bos <bos at je-eigen-domein.nl
> <mailto:bos at je-eigen-domein.nl>> wrote:
>
> On 03/10/2017 02:20 PM, Peter Korsgaard wrote:
>
> > On 03/05/2017 05:06 PM, Martin Bark wrote:
> >> -RPI_FIRMWARE_VERSION =
> 7f8ac8dac0b80291cbf5e56580139034a0a42070
> >> +RPI_FIRMWARE_VERSION =
> 78c4983379de0537f49a97fb37ceaaf42632b28c
>
> > New firmware version does not get along with projects that
> still use
> > 4.4.x kernel.
> > It seems that projects that still use 4.4.x are now
> supposed to use
> > the firmware branch called "stable"
>
> > Perhaps we should introduce a config option for firmware
> version, like
> > we have for kernel version?
>
> Gaah :/ Have you brought this up with rpi upstream? What is their
> feedback?
>
>
> Ok, turns out the new firmware can still boot 4.4.x, as long as
> you compile the device tree files from kernel source.
> The bundled binary ones only work for 4.9.
>
>
> Should have known that, as I had already been burned by that before...
>
> BTW is it possible to let buildroot compile dt overlays nowadays?
> As the overlays are now also starting to show changes between
> versions.
>
>
> You can build individual overlays by adding them
> to BR2_LINUX_KERNEL_INTREE_DTS_NAME. For example adding
> overlays/gpio-poweroff-overlay to BR2_LINUX_KERNEL_INTREE_DTS_NAME
> will build gpio-poweroff-overlay.dtb into the output/images directory.
The firmware would expect that file to be called
"overlays/gpio-poweroff.dtbo" though.
So would require a post-installation script to fix up the file names.
Not the most ideal solution.
Yours sincerely,
Floris Bos
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