Re: [PATCH v4 2/3] dt-bindings: phy: Add YAML schemas for Intel Combophy

[Rob Herring <robh@kernel.org>]

On Tue, Mar 3, 2020 at 3:24 AM Dilip Kota <eswara.kota@linux.intel.com> wrote:
>
>
> On 3/3/2020 9:50 AM, Rob Herring wrote:
> > On Mon, Mar 02, 2020 at 04:43:24PM +0800, Dilip Kota wrote:
> >> Combophy subsystem provides PHY support to various
> >> controllers, viz. PCIe, SATA and EMAC.
> >> Adding YAML schemas for the same.
> >>
> >> Signed-off-by: Dilip Kota <eswara.kota@linux.intel.com>
> >> ---
> >> Changes on v4:
> >>    No changes.
> ...
> >> +additionalProperties: false
> >> +
> >> +examples:
> >> +  - |
> >> +    #include <dt-bindings/phy/phy-intel-combophy.h>
> >> +    combophy@d0a00000 {
> >> +        compatible = "intel,combophy-lgm", "intel,combo-phy";
> >> +        clocks = <&cgu0 1>;
> >> +        reg = <0xd0a00000 0x40000>,
> >> +              <0xd0a40000 0x1000>;
> >> +        reg-names = "core", "app";
> >> +        resets = <&rcu0 0x50 6>,
> >> +                 <&rcu0 0x50 17>;
> >> +        reset-names = "phy", "core";
> >> +        intel,syscfg = <&sysconf 0>;
> >> +        intel,hsio = <&hsiol 0>;
> >> +        intel,phy-mode = <COMBO_PHY_PCIE>;
> >> +
> >> +        phy@0 {
> > You need a 'reg' property to go with a unit-address.
> >
> > Really, I'd just simplify this to make parent 'resets' be 4 entries and
> > put '#phy-cells = <1>;' in the parent. Then you don't need these child
> > nodes.
> If child nodes are not present, use case like PCIe controller-0 using
> phy@0 and PCIe controller-1 using phy@1 wont be possible.

Yes, it will be.

For controller-0:
phys = <&phy 0>;

For controller-1:
phys = <&phy 1>;

Rob