Dear Stephen Warren, In message <50ca1bb8.4000...@wwwdotorg.org> you wrote: > > > Arghh... Do we really, really have to invent yet another way to pass > > hardware configuration information? Especially one totally > > incompatible to any other system? > > This is a special case for the console UART. The idea is to get that up > and running well before device tree is parsed in any way. For example, > Tegra's SPL doesn't touch the device tree in any way (or even know one > exists) but does want to print (possibly error) messages in a generic > fashion. Similarly, many problems could occur before the device tree is > parsed (e.g. the user forgets to provide one...), and having > specifically the console UART set up before that allows those errors to > be reported, rather than requiring a JTAG or similar debugger. > > My intent is that ODMDATA will definitely only be used for the console > UART, and will NOT be used for anything else like LCD, RTC, ... Those > other devices will certainly be configured via device tree.
We've been there before, you know. OK - what is the scope of visibility of such code? Will it be strictly board specific only? Or SoC specific? Arch? Global? Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de I haven't lost my mind -- it's backed up on tape somewhere. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot