Kumar Gala wrote: > > On Jun 5, 2008, at 3:39 PM, Wolfgang Grandegger wrote: > >> Kumar Gala wrote: >>> >>>> =================================================================== >>>> --- /dev/null >>>> +++ linux-2.6-galak/arch/powerpc/boot/dts/tqm8548.dts >>>> >>> >>>> + memory { >>>> + device_type = "memory"; >>>> + reg = <0x00000000 0x20000000>; >>>> + }; >>> >>> is memory fixed on this board to 256M? >> >> Ah, no, actually I have a module with 512 MB but it can be ordered with >> less or more memory like the other TQM85xx modules as well. Does U-Boot >> fixup this value? Is it used by Linux? > > if u-boot determines the memory it will update this properly. Linux > expects this to be set to know how much mem is in the system. > > if you can try setting the 2nd value to 0x0 and see if it boots that > will let me know if its safe for me to change.
It works with memory { device_type = "memory"; reg = <0x00000000 0x00000000>; // size filled by U-Boot }; as well. With my previous definition Linux came up with 512 MB of memory as well and it was already obvious, that U-Boot fills in the right size value. Wolfgang. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev