On Mon, Feb 28, 2011 at 5:27 AM, ran shalit <ransha...@gmail.com> wrote: > > > > Stefano Babic wrote: >> >> On 02/24/2011 09:53 PM, Ran Shalit wrote: >>> Hello, >>> >>> I try to understand what is the right way in U-Boot to configure multiple >>> serials. >> >> That is correct. >> >>> I use in my board more 3 UART's , one of them is the console. >>> Should I define config_serial_multi ? >> >> Yes >> >>> when I did try to do so, I got >>> "#error No default console" though UART2 is defined as console. Could it >>> be >>> that da850evm does not support configuration of multiple serials ? >> >> The da850evm uses the NS16550 driver, and multiple uarts are supported. >> It seems to me you have not set CONFIG_CONS_INDEX in your config file. >> >> Best regards, >> Stefano Babic >> >> -- >> ===================================================================== >> DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel >> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany >> Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: off...@denx.de >> ===================================================================== >> _______________________________________________ >> U-Boot mailing list >> U-Boot@lists.denx.de >> http://lists.denx.de/mailman/listinfo/u-boot >> >> > > Hello Stafno, > > Thank you for the reply. > The strange thing is that although the OMAP L138 have the ability for using > more then one UART, it seems that in the u-boot, it is not well supported: > Only if I add in /common/serial.c the following line: > line 45: || defined (CONFIG_MACH_DAVINCI_DA850EVM), and same include in > /common/serial.h > then compiler error is solved. it is as if this file support several cpu's > but the OMAP is not one of them. Is It correct to add this flags in order to > support multiple serials in OMAP L138 EVM ? I tried to ask in TI forum, but > got no reply yet. >
That particular file, as well as /drivers/serial/serial.c (which look very ns16550 UART specific) have always annoyed me :) I had the same trouble getting serial to work properly, trying to figure out how the whole serial architecture fits together Regards, Graeme _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
