Hello Daniel, > Hello Reinhard, >> Which USART is the output coming from instead? Is it really console output >> or maybe some other, independent pulses? > > I don't know, to which USART the output goes. I guess you assume, my > "GPIO debugging" was to meassure the pulses on the USART pins. But no, my > GPIO debugging was as follows: > -set gpio pin with led attached > -send characters by puts() (wherever it goes) ;-) > -reset gpio pin > -measure time between high- and low- rising edge on gpio pin > -calculate baudrate > > (on DBGU pin, there is no pulse at all past starting U-Boot) > >> >> Can you verify that the value for ATMEL_BASE_DBGU in at91sam9263.h is >> correct? > > Yes, according to datasheet, Debug Unit Control Register (DBGU_CR) is > located at 0xFFFFEE00. > And in at91sam9263.h is defined: > #define ATMEL_BASE_DBGU 0xffffee00 (I could have made an error there while reworking)
I think its now safe to assume that the DBGU UART is really used, but maybe the GPIO pins are not correctly assigned to it. Try to look in the at91sam9263_devices.c area, seriald_init().. Is it called, and does it do the "right" thing? It must be something rather trivial... Best Regards, Reinhard _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
