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Groups > linux.kernel > #1599844
| From | Tony Lindgren <tony@atomide.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/4] ARM: dts: dm8168-evm: add the external reference clock for SATA |
| Date | 2017-03-13 22:40 +0100 |
| Message-ID | <tkFR8-6IY-21@gated-at.bofh.it> (permalink) |
| References | <tkBkt-3fs-3@gated-at.bofh.it> <tkBub-3kO-29@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
* Bartosz Golaszewski <bgolaszewski@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
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
> ---
> arch/arm/boot/dts/dm8168-evm.dts | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/boot/dts/dm8168-evm.dts b/arch/arm/boot/dts/dm8168-evm.dts
> index 0bf55fa..f13e214 100644
> --- a/arch/arm/boot/dts/dm8168-evm.dts
> +++ b/arch/arm/boot/dts/dm8168-evm.dts
> @@ -25,6 +25,12 @@
> regulator-min-microvolt = <3300000>;
> regulator-max-microvolt = <3300000>;
> };
> +
> + sata_refclk: fixedclock0 {
> + #clock-cells = <0>;
> + compatible = "fixed-clock";
> + clock-frequency = <100000000>;
> + };
> };
>
> &dm816x_pinmux {
> --
> 2.9.3
>
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[PATCH 2/4] ARM: dts: dm8168-evm: add the external reference clock for SATA Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2017-03-13 18:00 +0100
Re: [PATCH 2/4] ARM: dts: dm8168-evm: add the external reference clock for SATA Tony Lindgren <tony@atomide.com> - 2017-03-13 22:40 +0100
Re: [PATCH 2/4] ARM: dts: dm8168-evm: add the external reference clock for SATA Tony Lindgren <tony@atomide.com> - 2017-03-14 16:10 +0100
Re: [PATCH 2/4] ARM: dts: dm8168-evm: add the external reference clock for SATA Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2017-03-14 16:10 +0100
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