Just rounding this one out.. I was definitely looking at the wrong uart. After moving to uart2, things are working as expected (minus hdmi output from u-boot)
Thanks! -- Alex September 23, 2019 9:27 AM, "Alexander von Gluck IV" <kallis...@unixzen.com> wrote: > ACK! I'm on UART1. Mix that with video potentially not working > in u-boot and I think I have my answer. > > I'll test this afternoon. > > (PS, since the Tinker is supposed to be "Raspberry Pi like", why would > u-boot present on UART2 on it while the Raspberry Pi u-boot uses UART1?) > > Thanks for the help! > > -- Alex > > September 23, 2019 9:19 AM, "Jonathan Gray" <j...@jsg.id.au> wrote: > >> On Mon, Sep 23, 2019 at 01:55:32PM +0000, Alexander von Gluck IV wrote: >> >>> Oh, a difference: >>> >>> $ tools/mkimage -n rk3288 -T rksd -d tpl/u-boot-tpl.bin idbloader.img && \ >>> cat spl/u-boot-spl-dtb.bin >> idbloader.img >>> >>> I'm using the idbloader.img that u-boot automatically spits out. >>> >>> $ tools/mkimage -n rk3288 -T rksd -d tpl/u-boot-tpl.bin idbloader-manual.img >>> Image Type: Rockchip RK32 (SD/MMC) boot image >>> Data Size: 20480 bytes >>> $ cat spl/u-boot-spl-dtb.bin >> idbloader-manual.img >>> >>> However.. the generated idbloader-manual.img from the commands above is >>> identical to idbloader.img >>> that u-boot produces compared with md5sum. >>> >>> Are you writing the following? >>> >>> sudo dd if=idbloader.img of=/dev/sdd seek=64 >>> sudo dd if=u-boot-dtb.img of=/dev/sdd seek=16384 >> >> those files/offsets yes >> >>> (where /dev/sdd is a MicroSD card) >>> >>> These should be enough to get into u-boot at startup... correct? >> >> yes >> >> I am using uart2 >> https://www.asus.com/us/Single-Board-Computer/Tinker-Board >> 32 UART2TX_PWM3 >> 33 UART2RX_PWM2 >> and 30 for ground >> >>> I'm not missing some requirement of u-boot.bin on a FAT32 partition or >>> something? >> >> the tpl/spl and u-boot proper are at raw offsets in this case >> >>> -- Alex >>> >>> September 23, 2019 8:31 AM, "Jonathan Gray" <j...@jsg.id.au> wrote: >>> >>> On Mon, Sep 23, 2019 at 01:06:35PM +0000, Alexander von Gluck IV wrote: >>> >>> Ok, looking for differences now.. >>> >>> * Older Tinker Board? (I'm not using the Tinker Board S) >>> >>> yes, the original one >>> >>> * Same steps? >>> >>> along the lines of >>> >>> gmake CROSS_COMPILE="arm-none-eabi-" tinker-rk3288_defconfig >>> gmake CROSS_COMPILE="arm-none-eabi-" all >>> tools/mkimage -n rk3288 -T rksd -d tpl/u-boot-tpl.bin idbloader.img && \ >>> cat spl/u-boot-spl-dtb.bin >> idbloader.img >>> >>> * Same config? tinker-rk3288_defconfig? >>> >>> yes >>> >>> * Uart 115200? >>> >>> yes >>> >>> * Any HDMI Video output? >>> >>> no hdmi connected only serial >>> >>> * GCC version? >>> >>> gcc-linaro-6.3.2017.02 binutils 2.27 arm-none-eabi target >>> >>> September 23, 2019 12:34 AM, "Jonathan Gray" <j...@jsg.id.au> wrote: >>> >>> On Mon, Sep 23, 2019 at 01:17:40AM +0000, Alexander von Gluck IV wrote: >>> >>> Hello! >>> >>> There is no uart output and no video with u-boot master. >>> The board works as expected booting the Asus Armbian image on an SD. >>> >>> At this point i'd be happy to get some u-boot uart output :-) >>> >>> -- Alex >>> >>> uart output works here with the latest master >>> (780a17e814503f71d1b51d578b32bc9c89933183) >>> >>> U-Boot TPL 2019.10-rc3-00401-ge23a6e5c43 (Sep 23 2019 - 15:13:20) >>> Trying to boot from BOOTROM >>> Returning to boot ROM... >>> >>> U-Boot SPL 2019.10-rc3-00401-ge23a6e5c43 (Sep 23 2019 - 15:13:20 +1000) >>> Trying to boot from MMC1 >>> >>> U-Boot 2019.10-rc3-00401-ge23a6e5c43 (Sep 23 2019 - 15:13:20 +1000) >>> >>> Model: Tinker-RK3288 >>> DRAM: 2 GiB >>> MMC: dwmmc@ff0c0000: 1 >>> Loading Environment from MMC... *** Warning - bad CRC, using default >>> environment >>> >>> In: serial >>> Out: serial >>> Err: serial >>> Model: Tinker-RK3288 >>> rockchip_dnl_key_pressed: adc_channel_single_shot fail! >>> Net: eth0: ethernet@ff290000 >>> Hit any key to stop autoboot: 0 >>> switch to partitions #0, OK >>> mmc1 is current device >>> Scanning mmc 1:1... >>> Found EFI removable media binary efi/boot/bootarm.efi >>> libfdt fdt_check_header(): FDT_ERR_BADMAGIC >>> Scanning disk dw...@ff0c0000.blk... >>> Found 3 disks >>> BootOrder not defined >>> EFI boot manager: Cannot load any image >>> 88176 bytes read in 9 ms (9.3 MiB/s) >>> libfdt fdt_check_header(): FDT_ERR_BADMAGIC >>> OpenBSD/armv7 BOOTARM 1.6 >>> >>> boot> >>> _______________________________________________ >>> U-Boot mailing list >>> U-Boot@lists.denx.de >>> https://lists.denx.de/listinfo/u-boot > > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > https://lists.denx.de/listinfo/u-boot _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot