On Tue 09 Feb 11:09 CST 2021, Suman Anna wrote:
> Hi Rob,
>
> On 2/9/21 11:00 AM, Rob Herring wrote:
> > On Mon, Jan 25, 2021 at 05:56:52PM -0600, Suman Anna wrote:
> >> Update the existing OMAP HwSpinlock binding to include the info for
> >> AM64x SoCs. There are some minor IP integration differences between
> >> the AM64x SoCs and the previous AM65x and J721E SoC families. A new
> >> example is also added showcasing the difference in the IP's presence
> >> on the interconnect.
> >>
> >> Signed-off-by: Suman Anna <s-anna@xxxxxx>
> >> ---
> >> .../bindings/hwlock/ti,omap-hwspinlock.yaml | 26 +++++++++++++++++++
> >> 1 file changed, 26 insertions(+)
> >>
> >> diff --git a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml
> >> index ac35491a6f65..ac146c0d628f 100644
> >> --- a/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml
> >> +++ b/Documentation/devicetree/bindings/hwlock/ti,omap-hwspinlock.yaml
> >> @@ -14,6 +14,7 @@ properties:
> >> enum:
> >> - ti,omap4-hwspinlock # for OMAP44xx, OMAP54xx, AM33xx, AM43xx, DRA7xx SoCs
> >> - ti,am654-hwspinlock # for K3 AM65x, J721E and J7200 SoCs
> >> + - ti,am64-hwspinlock # for K3 AM64x SoCs
> >>
> >> reg:
> >> maxItems: 1
> >> @@ -74,3 +75,28 @@ examples:
> >> };
> >> };
> >> };
> >> +
> >> + - |
> >> + / {
> >> + /* K3 AM64x SoCs */
> >> + model = "Texas Instruments K3 AM642 SoC";
> >> + compatible = "ti,am642-evm", "ti,am642";
> >> + #address-cells = <2>;
> >> + #size-cells = <2>;
> >> +
> >> + bus@f4000 {
> >> + compatible = "simple-bus";
> >> + #address-cells = <2>;
> >> + #size-cells = <2>;
> >> + ranges = <0x00 0x000f4000 0x00 0x000f4000 0x00 0x000002d0>, /* PINCTRL */
> >> + <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */
> >> + <0x00 0x0f000000 0x00 0x0f000000 0x00 0x00c44200>, /* Second peripheral window */
> >> + <0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>; /* Third peripheral window */
> >> +
> >> + spinlock@2a000000 {
> >
> > Why are you doing the whole hierarchy here? Don't do that.
>
> I added it because it's integration is slightly different and to help our
> downstream consumers.
>
> >
> > In any case, a new compatible doesn't warrant a whole new example, so
> > drop the example.
>
> Yeah ok, will drop the example.
>
I was just waiting for my build test to pass before pushing this and a
few other patches out, will drop the example from the patch here. No
need to resend.
Thanks,
Bjorn
> regards
> Suman
>
> >
> >> + compatible = "ti,am64-hwspinlock";
> >> + reg = <0x00 0x2a000000 0x00 0x1000>;
> >> + #hwlock-cells = <1>;
> >> + };
> >> + };
> >> + };
> >> --
> >> 2.29.2
> >>
>
