[U-Boot] [U-Boot,v2] odroid-c2: Enable distro boot

Andreas Färber afaerber at suse.de
Sun Apr 23 10:41:49 UTC 2017


Am 22.04.2017 um 16:51 schrieb Heinrich Schuchardt:
> On 04/22/2017 03:10 PM, Andreas Färber wrote:
>> Hi,
>>
>> Am 22.04.2017 um 14:59 schrieb Heinrich Schuchardt:
>>> On 01/15/2017 07:52 PM, Andreas Färber wrote:
>>>> Use the generic "distro" boot framework to enable automatic DHCP boot.
>>>>
>>>> The fdt and kernel addresses are adopted from downstream; ramdisk and
>>>> scriptaddr addresses were chosen arbitrarily.
>>>>
>>>> Signed-off-by: Andreas Färber <afaerber at suse.de>
>>>> ---
>>> ...
>>>> diff --git a/include/configs/odroid-c2.h b/include/configs/odroid-c2.h
>>>> index 1d5b3d5..bf7e1af 100644
>>>> --- a/include/configs/odroid-c2.h
>>>> +++ b/include/configs/odroid-c2.h
>>>> @@ -12,6 +12,8 @@
>>>>  #define CONFIG_CONS_INDEX		0
>>>>  #define CONFIG_BAUDRATE			115200
>>>>  
>>>> +#define MESON_FDTFILE_SETTING "fdtfile=amlogic/meson-gxbb-odroidc2.dtb\0"
>>>
>>> Hello Andreas,
>>>
>>> do you remember why you chose to put meson-gxbb-odroidc2.dtb into
>>> subdirectory amlogic?
>>
>> I chose that directory name when I added GXBaby support to the kernel:
>>
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm64/boot/dts
>>
>> Note that we had a discussion about this a while ago when I sent patches
>> to amend the distro framework's dtb search paths, and Tom's decision was
>> to instead hardcode the vendor dirs inside $fdtfile.
> 
> The following mail by Tom Rini just mentions the the file name should
> match between Linux and U-Boot but does not ask for a vendor
> subdirectory hardcoded in fdtfile:
> https://lists.denx.de/pipermail/u-boot/2016-April/251709.html
> 
> And the dragonboard ended up with fdtfile=apq8016-sbc.dtb without vendor
> directory.
> 
> Could you, please, refer me to the mail with the decision that you
> mentioned.

Quoting "Re: [U-Boot] [PATCH 4/6] efi_loader: Improve .dtb search for
arm64" from Jul 12 2016 20:05: "Please re-work the series around this idea."

Regards,
Andreas

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