[PATCH 2/4] ARM: dts: dm8168-evm: add the external reference clock for SATA

Bartosz Golaszewski bgolaszewski at baylibre.com
Tue Mar 14 08:01:47 PDT 2017


2017-03-13 22:34 GMT+01:00 Tony Lindgren <tony at atomide.com>:
> * Bartosz Golaszewski <bgolaszewski at baylibre.com> [170313 09:45]:
>> This board has an external oscillator supplying the reference clock
>> signal for SATA. Its rate is fixed at 100Mhz. Add a corresponding
>> device tree node.
>
> Is this the 100MHz clock from PCIe? Just like on dm814x-evm as noted
> in the workaround thread below:
>
> http://e2e.ti.com/support/dsp/davinci_digital_media_processors/f/716/p/181083/671141
>
> Regards,
>
> Tony
>

Hi Tony,

these signals come from a TI CDCM61002 (U30 on the board's
schematics). It's hardwired to 100mHZ output.

Thanks,
Bartosz Golaszewski



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