[U-Boot] [U-Boot, 03/10] ARM: DRA7: Add support for virtual mode configuration
Tom Rini
trini at konsulko.com
Sat Jun 13 04:08:51 CEST 2015
On Thu, Jun 04, 2015 at 04:42:35PM +0530, Lokesh Vutla wrote:
> In addition to the regular mux configuration, certain pins of DRA7
> require to have "virtual mode" also programmed.
> This allows for predefined delay characteristics to be used by the SoC
> to meet timing characterstics needed for the interface.
>
> Provide easy to use macro to do the same.
>
> For configuring virtual mode, along with normal pad configuration add
> the following two steps:
> - Select MODESELECT field of each assocaited PAD.
> CTRL_CORE_PAD_XXX[8]:MODESELECT = 1
> - DELAYMODE filed should be configured with value given in DATA Manual.
> CTRL_CORE_PAD_XXX[7:4]:DELAYMODE =[0-15] (as given in DATA manual).
>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
> Signed-off-by: Nishanth Menon <nm at ti.com>
Applied to u-boot/master, thanks!
--
Tom
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