[PATCH 2/2] dt-bindings: ata: add DT bindings for MediaTek SATA controller

Ryder Lee ryder.lee at mediatek.com
Fri Jul 28 20:41:11 PDT 2017


On Fri, 2017-07-28 at 12:20 +0300, Sergei Shtylyov wrote:
> > +Required properties:
> > + - compatible	   : Must be "mediatek,ahci".
> > + - reg		   : Physical base addresses and length of register sets.
> > + - interrupts	   : Interrupt associated with the SATA device.
> > + - interrupt-names : Associated name must be: "hostc".
> > + - clocks	   : The phandle for the clock.
> 
>     Your example shows that you need both phandle and specifier (afetr phandle).
> 
> > + - clock-names	   : Associated name must be: "ahb", "axi", "asic", "rbc", "pm"
> > + - phys		   : The phandle for the PHY port.
> 
>      Likewise.

Oh yeah, I forgot about that.

> > + - phy-names	   : Associated name must be: "sata-phy".
> > + - ports-implemented : Mask that indicates which ports that the HBA supports
> > +		       are available for software to use. Useful if PORTS_IMPL
> > +		       is not programmed by the BIOS, which is true with some
> > +		       embedded SOC's.
> 
>     An empty line wouldn't hurt here...

Okay.

> > +Optional properties:
> > + - power-domains   : A phandle and power domain specifier pair to the power
> > +		     domain which is responsible for collapsing and restoring
> > +		     power to the peripheral.
> > + - resets	   : Must contain an entry for each entry in reset-names.
> > +		     See ../reset/reset.txt for details.
> > + - reset-names	   : Associated names must be: "axi-rst", "sw-rst", "reg-rst".
> > + - mediatek,phy-mode : A phandle to the system controller, used to enable
> > +		       SATA function.

Thanks!
Ryder.




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