[PATCH] pcm memory fix

Sascha Hauer s.hauer at pengutronix.de
Tue Aug 23 09:06:07 EDT 2011


On Tue, Aug 23, 2011 at 02:30:01PM +0200, Tim Sander wrote:
> This patch is inspired by ram_timing.patch from OSELAS.BSP-Phytec-phyCORE-i.MX35-PD10.1.2. 
> PCM043 1315.6 does not boot without it.
> 
> Signed-off-by: Tim Sander <tim.sander at hbm.com>
> 
>     change refresh cycle

This is a duplicate of the patch Teresa recently sent. I just applied
Teresas version.

Sascha

> 
> diff --git a/arch/arm/boards/pcm043/lowlevel.c b/arch/arm/boards/pcm043/lowlevel.c
> index eff96f9..bbe586b 100644
> --- a/arch/arm/boards/pcm043/lowlevel.c
> +++ b/arch/arm/boards/pcm043/lowlevel.c
> @@ -146,7 +146,7 @@ void __bare_init __naked board_init_lowlevel(void)
>         writel(0x00000304, ESDMISC); /* was 0x00000004 */
>  
>         /* set timing paramters */
> -       writel(0x00255417, ESDCFG0);
> +       writel(0x0025541F, ESDCFG0);
>         /* select Precharge-All mode */
>         writel(0x92220000, ESDCTL0);
>         /* Precharge-All */
> 
> Hottinger Baldwin Messtechnik GmbH, Im Tiefen See 45, 64293 Darmstadt, Germany | www.hbm.com 
> 
> Registered as GmbH (German limited liability corporation) in the commercial register at the local court of Darmstadt, HRB 1147  
> Company domiciled in Darmstadt | CEO: Andreas Huellhorst | Chairman of the board: James Charles Webster
> 
> Als Gesellschaft mit beschraenkter Haftung eingetragen im Handelsregister des Amtsgerichts Darmstadt unter HRB 1147 
> Sitz der Gesellschaft: Darmstadt | Geschaeftsfuehrung: Andreas Huellhorst | Aufsichtsratsvorsitzender: James Charles Webster
> 
> The information in this email is confidential. It is intended solely for the addressee. If you are not the intended recipient, please let me know and delete this email.
> 
> Die in dieser E-Mail enthaltene Information ist vertraulich und lediglich fur den Empfaenger bestimmt. Sollten Sie nicht der eigentliche Empfaenger sein, informieren Sie mich bitte kurz und loeschen diese E-Mail.
> 
> 
> _______________________________________________
> barebox mailing list
> barebox at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
> 

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



More information about the barebox mailing list