[U-Boot] Nios II 10m50 is not working

[Gan, Yau Wai]

I tried adding the dm-pre-reloc line to every node and sub-node, but it doesn’t help.




On 06/07/2017, 8:26 PM, "Lothar Waßmann" <LW at KARO-electronics.de> wrote:

>Hi,
>
>On Thu, 6 Jul 2017 10:32:57 +0000 Gan, Yau Wai wrote:
>> U-boot for Nios II on the 10m50 dev board is not functioning. The serial terminal prints nothing upon booting up. The u-boot image is loaded via GDB/JTAG to the FPGA on-chip RAM.
>> 
>> Bisect activities were carried and discovered that the change from using dm_scan_fdt_node to dm_scan_fdt_dev in the simple_bus.c. This leads to suspecting the 10m50_devboard.dts need update to include "u-boot,dm-pre-reloc".
>> 
>u-boot,dm-pre-reloc has to be present in each item of the DT path
>leading to the node where you need it.
>
>
>Lothar Waßmann