Re: ABE/AESS on modern kernel: clocks, hwmods etc.

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On Tue, 5 Sep 2023 14:42:03 +0200
"H. Nikolaus Schaller" <hns@xxxxxxxxxxxxx> wrote:

> Hi Tony,
> 
> > Am 05.09.2023 um 08:12 schrieb Tony Lindgren <tony@xxxxxxxxxxx>:
> > 
> > The key observation is that the abe_iclk references in the DTS seem to be nowhere referenced  
> >> (which may or may not be an issue):
> >> 
> >> https://github.com/goldelico/letux-kernel/blob/letux/aess-v12/arch/arm/boot/dts/ti/omap/omap44xx-clocks.dtsi#L509
> >> https://github.com/goldelico/letux-kernel/blob/letux/aess-v12/arch/arm/boot/dts/ti/omap/omap54xx-clocks.dtsi#L161  
> > 
> > So I guess the ick is in the dts the ocp_abe_iclk@528 for omap4 and
> > abe_iclk@528 for omap5. Seems like the driver should request them, I recall
> > that the interconnect target module does not need the ick to access sysc
> > and revision registers.  
> 
> Yes, that is what I suspect but I don't know how to request them.
> 
add ,"ick" to the clock-names line in the target-module?
and ,<&ocp_abe_iclk> to the target module?

Regards,
Andreas



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