Document the RZ/V2M SoC bindings.
The RZ/V2M SoC is a little different to the R-Car implementations.
You can access the registers associated with the currently set DRD mode,
therefore as part of init, we have to set the DRD mode to host.
Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
.../bindings/usb/renesas,usb-xhci.yaml | 41 +++++++++++++++++--
1 file changed, 37 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/usb/renesas,usb-xhci.yaml b/Documentation/devicetree/bindings/usb/renesas,usb-xhci.yaml
index 4c5efaf02308..ae678d249785 100644
--- a/Documentation/devicetree/bindings/usb/renesas,usb-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/renesas,usb-xhci.yaml
@@ -10,9 +10,6 @@ maintainers:
- Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
- Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
-allOf:
- - $ref: "usb-xhci.yaml"
-
properties:
compatible:
oneOf:
@@ -37,6 +34,11 @@ properties:
- renesas,xhci-r8a77965 # R-Car M3-N
- renesas,xhci-r8a77990 # R-Car E3
- const: renesas,rcar-gen3-xhci # R-Car Gen3 and RZ/G2
+ - items:
+ - enum:
+ - renesas,r9a09g011-xhci # RZ/V2M
+ - renesas,r9a09g055-xhci # RZ/V2MA
+ - const: renesas,rzv2m-xhci # RZ/{V2M, V2MA}
reg:
maxItems: 1
@@ -45,7 +47,16 @@ properties:
maxItems: 1
clocks:
- maxItems: 1
+ minItems: 1
+ items:
+ - description: Main clock for host
+ - description: Register access clock
+
+ clock-names:
+ minItems: 1
+ items:
+ - const: host_axi
+ - const: reg
phys:
maxItems: 1
@@ -68,6 +79,28 @@ required:
- power-domains
- resets
+allOf:
+ - $ref: "usb-xhci.yaml"
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - renesas,rzv2m-xhci
+ then:
+ properties:
+ clocks:
+ minItems: 2
+ clock-names:
+ minItems: 2
+ required:
+ - clock-names
+ else:
+ properties:
+ clocks:
+ maxItems: 1
+
unevaluatedProperties: false
examples:
--
2.25.1
