Hi Alexander, >> Do you have a kernel and ramdisk and kernel >> command line that works on your board? > > Yes, i have a working 3.0. kernel and ramdisk.img > it is an android image. > > Linux version 3.0.15 (root@yicsystem) (gcc version 4.4.3 (GCC) ) #1 SMP > PREEMPT Thu Apr 25 14:28:59 KST 2013 > >> kernel command line > > # cat /proc/cmdline > console=ttySAC1,115200n8 vmalloc=512M androidboot.console=ttySAC1 > > i built a kernel with same string.
Ok, good. >> Also is U-Boot and the kernel >> mainline? > u-boot based on U-Boot 2012.12-00000-g462762b-dirty with yse5250 platform > changes > > > And i tried a mainline u-boot and it's does not working. > Just an empty screen on terminal window. This is of course unfortunate as we are then not able to _really_ infer what is going on on your board. Potentially, there can be a lot of changes in such modified versions. Cheers Detlev -- #!/usr/bin/perl $c="print\"\#\!\/usr\/bin\/perl\ \\\$c\=\\\"\"\.quotemeta\(\$c\)\.\"\\\"\;\\n\$c;\""; print"#!/usr/bin/perl\n\$c=\"".quotemeta($c)."\";\n$c;"; -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: d...@denx.de _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot