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From: Fabio Estevam <festevam@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Allowing rtt_nom to be configurable to all possible values
Date: Tue, 5 Jan 2016 16:00:57 -0200	[thread overview]
Message-ID: <CAOMZO5D49E2pe=kPTpDcqAPYe37RJNYvXWhFixUWH50g0YmuxA@mail.gmail.com> (raw)
In-Reply-To: <568C0365.8030708@nelint.com>

Hi Eric,

On Tue, Jan 5, 2016 at 3:54 PM, Eric Nelson <eric@nelint.com> wrote:

> The only thing I would add here is a set of constants to prevent the
> need to refer to the manual.
>
> The values differ in the i.MX6SDL to allow different meanings for DDR2,
> so this should suffice:
>
> #define RTT_NOM_Disabled                0
> #define RTT_NOM_120_OHM_75_OHM_DDR2     1
> #define RTT_NOM_60_OHM_150_OHM_DDR2     2
> #define RTT_NOM_40_OHM_50_OHM_DDR2      3
> #define RTT_NOM_30_OHM_37.5_OHM_DDR2    4
> #define RTT_NOM_24_OHM_30_OHM_DDR2      5
> #define RTT_NOM_20_OHM_25_OHM_DDR2      6
> #define RTT_NOM_17_OHM_21_OHM_DDR2      7
>
> (or an enum of the same)...

Thanks for your feedback.

Will submit such patch after 2016.01 is out.

      reply	other threads:[~2016-01-05 18:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-05 15:07 [U-Boot] Allowing rtt_nom to be configurable to all possible values Fabio Estevam
2016-01-05 17:54 ` Eric Nelson
2016-01-05 18:00   ` Fabio Estevam [this message]

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