On Wed, 28 Jun 2006 16:48:34 +0200 "morelli.gab" <morelli.gab at libero.it> wrote:
> Hi All, > > i,m upgrading the linux kernel 2.4 from 2.6, during the phase of restart on > my card the system blocks on message "io scheduler noop registered". > the board mount MPC875 processor > > > ... > Serial: CPM driver $Revision: 0.01 $ > ttyCPM0 at MMIO 0xf0000a80 (irq = 20) is a CPM UART > ttyCPM1 at MMIO 0xf0000a90 (irq = 19) is a CPM UART > io scheduler noop registered You should add the proper cpm uart initialization bits to the board-specific code, as say 885ads does (ppc/platforms/mpc885ads_setup.c). What experienced is uart misconfiguration which alters pins in a way the console doesn't like very much. -- Sincerely, Vitaly
