Flashing U-boot on a Google Nexus 7 2012 (grouper)

[Benjamin Freeman]

Hi Nathaniel,

That was it! I used the bootloader-grouper-4.23.img file and it worked. 
Thanks!

Have a good weekend,

Benjamin

On 4/25/25 17:40, Nathaniel Hourt wrote:
> Hi, Benjamin
>
> On 2025-04-25 02:38, Benjamin Freeman wrote:
>> Hi,
>>
>> I'm trying to flash U-boot on a Nexus 7. I've followed the 
>> instruction from this page of the Read the Docs 
>> <https://docs.u-boot.org/en/v2025.04/board/asus/grouper.html#u-boot-for-the-asus-google-nexus-7-2012> 
>> but I'm stuck at the "Flashing with the NV3P protocol" part. I can't 
>> figure out where should I get the android_bootloader.bin file 
>> mentioned in the command: $ 
>> ./run_bootloader.sh-sT30-t./bct/grouper.bct-bandroid_bootloader.bin
>>
>> Does anyone have an idea?
>>
>> Thank you in advance,
>>
>> Benjamin Freeman
>
> I haven't had a N7 in a long time, so I'm just guessing based on the 
> docs here. It seems to me like you're just looking for a stock 
> bootloader image to use there. If you have a copy handy, great, it'll 
> probably work. Alternatively, I found some likely candidates here:
> https://github.com/tofurky/tegra30_debrick/?tab=readme-ov-file#files
>
> But again, I'm just guessing from afar. Good luck! =)
>
> —
> Nathaniel