Subject: Re: [PATCH] MPC52XX: Don't touch pipelining for MPC5200B

From: Arnd Bergmann <[email-masked]>
Date: Mon, 18 Aug 2008 12:49:36 +0200

On Monday 18 August 2008, Wolfram Sang wrote:
> MPC5200 needs to have pipelining disabled for ATA to work. MPC5200B does =
not.
> So, for the latter, don't touch the original setting from the bootloader.

> +#if defined(CONFIG_PPC_MPC5200_BUGFIX)
> =A0=A0=A0=A0=A0=A0=A0=A0/* Disable XLB pipelining

Please make this a run-time conditional instead of compile-time.
Your current patch is still broken if you want to have a common
kernel for MPC5200 and MPC5200B.

	Arnd <><