Re: Allwinner H3 support added to -current

[manlyphall%manlymail.net@localhost]

Excellent work, Jared!

Using the Nanopi-M1 with u-boot mainline 2017.07

Pretty much the same thing you are running, so no surprise.

Can we build u-boot natively on NetBSD? I know something was worked on 
and sent to the u-boot devs.

Anyway, just wanted to thank you.

On Thu, Jun 29, 2017 at 07:30:33PM -0300, Jared McNeill wrote:
> Hi folks --
> 
> I've added support for the Allwinner H3 SoC to -current.
> 
> Instead of adding this to the existing awin code base, I opted to start
> fresh building on top of the recent FDT support. Once this matures and
> starts to support more SoCs, it would be nice to move the existing SoCs
> (A20/A31/A80) over to use it as well.
> 
> Working so far: SMP, GIC, USB, RTC, UART, SD/MMC.
> 
> Full dmesg: http://www.netbsd.org/~jmcneill/h3.txt
> 
> So, how do you use it?
> 
> 1. Track down an Allwinner H3 board. The following .dtbs are built with
>    the SUNXI kernel:
> 
> 	sun8i-h3-bananapi-m2-plus.dtb
> 	sun8i-h3-beelink-x2.dtb
> 	sun8i-h3-nanopi-m1.dtb
> 	sun8i-h3-nanopi-neo.dtb
> 	sun8i-h3-orangepi-2.dtb
> 	sun8i-h3-orangepi-lite.dtb
> 	sun8i-h3-orangepi-pc-plus.dtb
> 	sun8i-h3-orangepi-pc.dtb
> 	sun8i-h3-orangepi-plus.dtb
> 	sun8i-h3-orangepi-plus2e.dtb
> 
>    So far I have only tested the NanoPi NEO. They are $7.99 USD boards
>    from FriendlyARM (http://nanopi.io/nanopi-neo.html).
> 
> 2. Build U-Boot. I am using the mainline 2017.05 release.
> 
> 3. Write armv7.img from a -8 or -current build to an SD card.
> 
> 4. Install U-Boot to the SD card:
> 
>    $ sudo dd if=u-boot-sunxi-with-spl.bin of=/dev/<disk> bs=1k seek=8 conv=sync
> 
> 5. Boot the board with UART cable and interrupt U-Boot. At the prompt:
> 
>    setenv bootargs root=ld0a
>    setenv bootcmd "fatload mmc 0:1 ${kernel_addr_r} netbsd.ub; fatload mmc 0:1 ${fdt_addr_r} ${fdtfile}; fdt addr ${fdt_addr_r}; bootm ${kernel_addr_r} - ${fdt_addr_r}"
>    saveenv
> 
> 6. Reset the board and hopefully things work for you.
> 
> Cheers,
> Jared
>