[PATCH v2] arm64: dts: imx8mp: use correct clock for eqos timestamping counter

Fabio Estevam festevam at gmail.com
Fri Jul 21 18:49:12 PDT 2023


On Fri, Jul 21, 2023 at 12:51 AM Johannes Zink <j.zink at pengutronix.de> wrote:
>
> The i.MX8MP Reference Manual rev 1 06/2021, section 11.7.2.5 "Timestamp
> Support" indicates the PTP timestamp clock expects a typical frequency
> of 125MHz.
>
> As this also improves the precision of the measured timestamps: assign
> appropriate 125MHz Clock parent. As no one except the timestamping
> counter uses this clock, there are no side-effects of this change in
> other peripherals.
>
> Signed-off-by: Johannes Zink <j.zink at pengutronix.de>

Reviewed-by: Fabio Estevam <festevam at gmail.com>



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