[U-Boot] Upstream uboot and Arndale 5250 support

[Guillaume Gardet <guillaume.gardet@free.fr>]

Hi,

Le 07/10/2014 14:58, Paolo Pisati a ?crit :
> Hi,
>
> i've been trying to update the u-boot on my board (sd booting), from the Linaro
> one (2012.10) to a v2014.X, but so far had no luck:
>
> make arndale_config
> export CROSS_COMPILE=/usr/bin/arm-linux-gnueabihf-
> make
>
> ...
>
> dd if=arndale-bl1.bin of=/dev/sdc bs=512 skip=1
> dd if=arndale-spl.bin of=/dev/sdc bs=512 skip=17
> dd if=./u-boot-dtb.bin of=/dev/sdc bs=512 skip=49
>
> ...
>
> u-boot 3.10rc3 (same happens with v2014.07 or 2014.04):
>
> U-Boot 2014.10-rc3 (Oct 07 2014 - 13:26:48) for ARNDALE
>
> CPU:    Exynos5250 at 1000MHz
>
> Board: Arndale
> I2C:   i2c_init: failed to init bus 0 for speed = 100000
> ready
> DRAM:  2 GiB
> trace: copying 00086db4 bytes of early data from 50000000 to beff0000
> trace: enabled
> WARNING: Caches not enabled
> MMC:   EXYNOS DWMMC: 0, EXYNOS DWMMC: 1
> dwmci_send_cmd: DATA ERROR!
> i2c_init: failed to init bus 0 for speed = 100000
> In:    serial
> Out:   serial
> Err:   serial
> Net:   Net Initialization Skipped
> No ethernet found.
> Hit any key to stop autoboot:  0
> ARNDALE # printenv
> baudrate=115200
> bootargs=console=ttySAC2,115200n8 root=/dev/mmcblk1p1 rw rootwait debug earlyprintk
> bootcmd=run bootcmd_ubuntu
> bootcmd_ubuntu=run loadk; run loadf; run loadr; bootm ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r}
> bootdelay=3
> fdt_addr_r=0x41000000
> filesize=5b9902
> kernel_addr_r=0x40007000
> loadf=ext2load mmc 1:1 ${fdt_addr_r} /boot/exynos5250-arndale.dtb
> loadk=ext2load mmc 1:1 ${kernel_addr_r} /boot/uImage
> loadr=ext2load mmc 1:1 ${ramdisk_addr_r} /boot/uInitrd
> ramdisk_addr_r=0x42000000
> stderr=serial
> stdin=serial
> stdout=serial
>
> Environment size: 589/16380 bytes
> ARNDALE # run loadk
> 6002946 bytes read in 1117 ms (5.1 MiB/s)
> ARNDALE # bootm ${kernel_addr_r}
> ## Booting kernel from Legacy Image at 40007000 ...
>     Image Name:   kernel 3.16.0-20-generic
>     Image Type:   ARM Linux Kernel Image (uncompressed)
>     Data Size:    6002882 Bytes = 5.7 MiB
>     Load Address: 40008000
>     Entry Point:  40008000
>     Verifying Checksum ... OK
>     Loading Kernel Image ... OK
>
> Starting kernel ...(fake run for tracing)
>
> Starting kernel ...
>
> [stuck here]

I faced this problem some times ago. Try to modify kernel, initrd and fdt addresses.


Guillaume