[PATCH 11/13] dt-bindings: usb: add bindings for microchip mpfs musb

conor.dooley
2021-11-08T15:09:00Z

From: Conor Dooley <conor.dooley@microchip.com>

Add device tree bindings for the usb controller on
the Microchip PolarFire SoC.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
.../bindings/usb/microchip,mpfs-usb-host.yaml | 70 +++++++++++++++++++
1 file changed, 70 insertions(+)
create mode 100644 Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml

diff --git a/Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml b/Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml
new file mode 100644
index 000000000000..b867f49e7d70
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/microchip,mpfs-usb-host.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/microchip,mpfs-usb-host.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip MPFS USB Controller Device Tree Bindings
+
+maintainers:
+ - Conor Dooley <conor.dooley@microchip.com>
+
+description: |
+ This USB controller is found on the Microchip PolarFire SoC.
+
+properties:
+ compatible:
+ enum:
+ - microchip,mpfs-usb-host
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-names:
+ minItems: 2
+ items:
+ - const: dma
+ - const: mc
+
+ clocks:
+ maxItems: 1
+
+ dr_mode:
+ enum:
+ - host
+ - otg
+ - peripheral
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-names
+ - clocks
+ - dr_mode
+
+additionalProperties: false
+
+examples:
+ - |
+ #include "dt-bindings/clock/microchip,mpfs-clock.h"
+ #include "dt-bindings/interrupt-controller/microchip,mpfs-plic.h"
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ usb: usb@20201000 {
+ compatible = "microchip,mpfs-usb-host";
+ reg = <0x0 0x20201000 0x0 0x1000>;
+ clocks = <&clkcfg CLK_USB>;
+ interrupt-parent = <&plic>;
+ interrupts = <PLIC_INT_USB_DMA PLIC_INT_USB_MC>;
+ interrupt-names = "dma","mc";
+ dr_mode = "host";
+ status = "disabled";
+ };
+ };
+
+...
--
2.33.1