[U-Boot] Booting MX6 via Serial Download after DM conversion

[Peng Fan]

Hi Fabio

> Subject: Booting MX6 via Serial Download after DM conversion
> 
> Hi,
> 
> Has anyone managed to boot i.MX6 via serial download protocol after the
> conversion to DM?

Include Abel who did the conversion.

> 
> On a mx6sabresd I can no longer boot via SDP running 2019.04:
> 
> After running 'sudo ./imx_usb SPL' I get:

Honestly I am not familiar with imx_usb, we use mfgtool previously and not uuu tool.
Would you share where to download imx_usb and any doc,
Then we will debug this issue.

Thanks,
Peng.

> 
> U-Boot SPL 2019.04 (Apr 22 2019 - 19:45:46 -0300) Trying to boot from USB
> SDP
> SDP: initialize...
> SDP: handle requests..
> 
> Then I load the u-boot-dtb.img binary and the following error is seen:
> 
> $ sudo ./imx_usb u-boot-dtb.img
> config file </usr/etc/imx-loader.d//imx_usb.conf>
> vid=0x066f pid=0x3780 file_name=mx23_usb_work.conf
> vid=0x15a2 pid=0x004f file_name=mx28_usb_work.conf
> vid=0x15a2 pid=0x0052 file_name=mx50_usb_work.conf
> vid=0x15a2 pid=0x0054 file_name=mx6_usb_work.conf
> vid=0x15a2 pid=0x0061 file_name=mx6_usb_work.conf
> vid=0x15a2 pid=0x0063 file_name=mx6_usb_work.conf
> vid=0x15a2 pid=0x0071 file_name=mx6_usb_work.conf
> vid=0x15a2 pid=0x007d file_name=mx6_usb_work.conf
> vid=0x15a2 pid=0x0080 file_name=mx6_usb_work.conf
> vid=0x1fc9 pid=0x0128 file_name=mx6_usb_work.conf
> vid=0x15a2 pid=0x0076 file_name=mx7_usb_work.conf
> vid=0x1fc9 pid=0x0126 file_name=mx7ulp_usb_work.conf
> vid=0x15a2 pid=0x0041 file_name=mx51_usb_work.conf
> vid=0x15a2 pid=0x004e file_name=mx53_usb_work.conf
> vid=0x15a2 pid=0x006a file_name=vybrid_usb_work.conf vid=0x066f
> pid=0x37ff file_name=linux_gadget.conf
> vid=0x1b67 pid=0x4fff file_name=mx6_usb_sdp_spl.conf
> vid=0x0525 pid=0xb4a4 file_name=mx6_usb_sdp_spl.conf
> vid=0x1fc9 pid=0x012b file_name=mx8mq_usb_work.conf config file
> </usr/etc/imx-loader.d//mx6_usb_sdp_spl.conf>
> parse /usr/etc/imx-loader.d//mx6_usb_sdp_spl.conf
> Trying to open device vid=0x0525 pid=0xb4a4 Interface 0 claimed HAB
> security state: development mode (0x56787856) == work item filename
> u-boot-dtb.img load_size 0 bytes load_addr 0x00000000 dcd 1 clear_dcd 0
> plug 1 jump_mode 3 jump_addr 0x00000000 == end work item header not
> found 8400:2e77d044, 4000 do_download failed, err=-22 HAB security state:
> development mode (0x56787856)
> 
> With 2019.01 (prior to DM conversion) I can boot via SDP just fine.
> 
> Does anyone have any suggestions?
> 
> Thanks,
> 
> Fabio Estevam