device tree binding documentation outdated

Linus Walleij linus.walleij at linaro.org
Thu Sep 26 17:35:43 EDT 2013


On Thu, Sep 26, 2013 at 10:29 PM, Fabio Estevam <festevam at gmail.com> wrote:
> On Thu, Sep 26, 2013 at 4:51 PM, Russell King - ARM Linux

>> I mean the stuff which looks like this:
>>
>> #define MX6QDL_PAD_ENET_MDC__ESAI_TX5_RX0           0x1e8 0x5b8 0x858 0x2 0x0
>
> Let me try to decode it:
>
> 0x1e8: Offset of IOMUXC_SW_MUX_CTL_PAD_ENET_MDC register
>
> 0x5b8: Offset of IOMUXC_SW_PAD_CTL_PAD_ENET_MDC register
>
> 0x2: This means that the MUX_MODE field selects the ESAI_TX5_RX0 function
> in this pad
>
> 0x0: SELECT_INPUT not used for this pad

This I guess predates the inctroduction of defines into the DTC,
but we can do a lot better now.

Can someone from the i.MX camp take a sweep and convert this
to defines in some include/dt-bindings/imx.h or similar file so
this thing becomes readable?

Yours,
Linus Walleij



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