Messages in this thread | | | Subject | Re: [PATCH v2] net: ethernet: stmmac: dwmac-rk: Add GMAC support for PX30 | From | David Wu <> | Date | Fri, 22 Jun 2018 16:13:13 +0800 |
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Hi Heiko,
在 2018年06月22日 15:30, Heiko Stuebner 写道: > Hi David, > > Am Mittwoch, 20. Juni 2018, 04:40:35 CEST schrieb David Wu: >> 在 2018年06月14日 16:30, Heiko Stübner 写道: >>> Am Donnerstag, 14. Juni 2018, 10:14:31 CEST schrieb David Wu: >>>> Hi Heiko, >>>> >>>> 在 2018年06月14日 15:54, Heiko Stübner 写道: >>>>> I don't see that new clock documented in the dt-binding. >>>>> Also, which clock from the clock-controller does this connect to? >>>> >>>> The clock is the "SCLK_GMAC_RMII" at the clock-controller, which could >>>> be set rate by the link speed. >>> >>> Hmm, while these huge number of clocks are somewhat strange, >>> shouldn't it be named something with _rmii instead of _speed then? >> >> Okay, it is better to be named _speed. >> >>> >>> Also, I don't see any clk_enable action for that new clock, so you could >>> end up with being off? >> >> The new speed is the parent of the clk_tx_rx, to enable/disable >> clk_tx_rx, the new clock would be also enabled/disabled. > > Still it is nicer to really enable it, so that the clock-framework can keep > track of usage counts. > > Because also no-one hinders the chip-designer from putting a gate in > between in one of the next socs ;-) >
Okay, i will add the enable/disable for clk_mac_speed. ;-)
> > Heiko > > > > >
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