Hi Krzysztof, On Tue, Jun 28, 2022 at 10:55:04AM +0200, Krzysztof Kozlowski wrote: > On 27/06/2022 19:07, Sebastian Reichel wrote: > > From: David Wu <david.wu@xxxxxxxxxxxxxx> > > > > Add constants and callback functions for the dwmac on RK3588 soc. > > As can be seen, the base structure is the same, only registers > > and the bits in them moved slightly. > > > > Signed-off-by: David Wu <david.wu@xxxxxxxxxxxxxx> > > [rebase, squash fixes] > > Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx> > > --- > > Krzysztof asked what "php" means. The answer is: The datasheet > > calls the referenced syscon area "PHP_GRF" with GRF meaning > > "general register file". PHP is never written out in the datasheet, > > but is the name of a subsystem in the SoC which contains the ethernet > > controllers, USB and SATA with it's own MMU and power domain. > > Maybe there was a typo and name is PPH? Like some kind of short cut of > "peripheral"? Maybe, but then it is consistent throughout the datasheet and the vendor kernel. There is a few hundred instances of PHP_ in the datasheet and PPH is only found for Displayport PHYs (DPPHY). -- Sebastian
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