[PATCH V3 07/12] ata/sata_mv: Remove conditional compilation of clk code

Lothar Waßmann LW at KARO-electronics.de
Wed Apr 25 04:35:53 EDT 2012


Andrew Lunn writes:
> > AFAICT the PCI archs do not have HAVE_CLK enabled. Thus they will have
> > a dummy clk API in place that provides the driver with a non-error
> > clk_get() return value.
>  
> Hi Lothar
> 
> Please could you explain this a little bit more. What exactly is a PCI
> arch?
> 
> Most of the Orion SoC have PCIe busses. Does this make them an PCI
> arch? Because they also have HAVE_CLK. There are more SoCs with PCI.
> 
If an arch has HAVE_CLK enabled it must provide valid clocks (be it
dummy clocks) for all devices it supports.


Lothar Waßmann
-- 
___________________________________________________________

Ka-Ro electronics GmbH | Pascalstraße 22 | D - 52076 Aachen
Phone: +49 2408 1402-0 | Fax: +49 2408 1402-10
Geschäftsführer: Matthias Kaussen
Handelsregistereintrag: Amtsgericht Aachen, HRB 4996

www.karo-electronics.de | info at karo-electronics.de
___________________________________________________________



More information about the linux-arm-kernel mailing list