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Date: Mon, 26 May 2008 10:50:44 -0600
From: "Grant Likely" <grant.likely@secretlab.ca>
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To: biswa.nayak@wipro.com
Subject: Re: Icecube/lite5200 board does not boot in linux-2.6.25.x
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On Mon, May 26, 2008 at 9:58 AM,  <biswa.nayak@wipro.com> wrote:
> Hi
> I am trying to boot Freescale Icecube/Lite5200 board using
> Linux-2.6.25.x,
> but nothing gets printed on to the serial console after the
> uncompressing kernel and ramdisk messages.
>
> The same board boots up cleanly with Linux-2.6.24.7.
> But anything after linux-2.6.25 does not work at all.
> I am using ELDK-4.1 as my toolchain.
>
> Using BDI2000 device I dumped the '__log_buf' section
> to find out whether there is any activity that goes behind the scene
> and found out that the system crashes with below log messages.

There is a known bug in 2.6.25 which has been fixed in the stable tree
(2.6.25.3).  It might be your problem.

Try making this change:

diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index d93b357..7a3625f 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -1221,8 +1221,8 @@ static struct of_device_id mpc52xx_uart_of_match[] = {
 #endif
 #ifdef CONFIG_PPC_MPC512x
        { .compatible = "fsl,mpc5121-psc-uart", .data = &mpc512x_psc_ops, },
-       {},
 #endif
+       {},
 };

 static int __devinit