[U-Boot] 83xx and LCRR setting

Kim Phillips kim.phillips at freescale.com
Fri Aug 21 22:55:30 CEST 2009


On Thu, 20 Aug 2009 12:05:58 +0200
Heiko Schocher <hs at denx.de> wrote:

> >> On my board (and for example on the MPC832XEMDS) the flash is connected
> >> to the localbus ... and this register setting is done, while
> >> running from flash ... Hmm.. is this safe?
> > 
> > yeah, I'm not quite sure how that works myself!
> 
> I stumbled over this, just because I didn;t set this
> LCRR_DBYP bit, which the CPU sets after a reset, so
> what Do you think about this patch?
> 
> 832x, LCRR: change only the valid bits for this register
> 
> Signed-off-by: Heiko Schocher <hs at denx.de>

> +#if defined(CONFIG_MPC832x)
> +#define LCRR_MASK			0xFFFCFFF0

if it's only the DBYP bit that is set out of reset, can we make this
0x80000000?

Kim


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