usb: musb: dsps: dt binding - add resources, example

OMAP2+ family of devices are now obtaining resources via DT, earlier
it was obtained from hwmod. Update binding document accrodingly, while
at it add example.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>

diff --git a/Documentation/devicetree/bindings/usb/am33xx-usb.txt b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
index ca8fa56..707c1a2 100644 (file)
--- a/Documentation/devicetree/bindings/usb/am33xx-usb.txt
+++ b/Documentation/devicetree/bindings/usb/am33xx-usb.txt
@@ -1,5 +1,7 @@
 AM33XX MUSB GLUE
  - compatible : Should be "ti,musb-am33xx"
+ - reg : offset and length of register sets, first usbss, then for musb instances
+ - interrupts : usbss, musb instance interrupts in order
  - ti,hwmods : must be "usb_otg_hs"
  - multipoint : Should be "1" indicating the musb controller supports
    multipoint. This is a MUSB configuration-specific setting.
@@ -12,3 +14,22 @@ AM33XX MUSB GLUE
    represents PERIPHERAL.
  - power : Should be "250". This signifies the controller can supply upto
    500mA when operating in host mode.
+
+Example:
+
+usb@47400000  {
+       compatible = "ti,musb-am33xx";
+       reg = <0x47400000 0x1000        /* usbss */
+              0x47401000 0x800         /* musb instance 0 */
+              0x47401800 0x800>;       /* musb instance 1 */
+       interrupts = <17                /* usbss */
+                     18                /* musb instance 0 */
+                     19>;              /* musb instance 1 */
+       multipoint = <1>;
+       num-eps = <16>;
+       ram-bits = <12>;
+       port0-mode = <3>;
+       port1-mode = <3>;
+       power = <250>;
+       ti,hwmods = "usb_otg_hs";
+};