[U-Boot] Sdcard boot for a generic allwinner q8 clone A33 tablet not work.

[Hans de Goede]

Hi,

On 09-09-16 14:10, far5893 wrote:
> Hi,
> i'm trying to boot a classic A33 q8 clone with uboot copied in sdcard
> but nothing happen (not backlight on)
>
> dd if=u-boot-sunxi-with-spl.bin of=/dev/sdb bs=1024 seek=8 on the partitioned sdcard for reference

In my experience the A33 can be a bit picky wrt which sdcards
it will boot from. Sometimes simply doing the dd again will
help, sometimes using a different sdcard will help.

Regards,

Hans




>
> if i compile with configuration for  A13 based tablet   on A13 based tablet  it work like charm,
> so i suppose i'm not in wrong in my setup, how can i debug  ?
>
> I dont have sd/usart adapter so i cannot boot from fel, there is a way
> to make blink backlight to understand if it is working and is an lcd problem ?
>
> On original android it work perfectly.
>
> I attach original fex and .configure for your references.
>
> Thank
>
>
>
>
>
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