Documentation: dt-bindings: update xhci-platform DT binding for R-Car H2 and M2

This commit extends the compatible string list of the xhci-platform binding with the new "renesas,r8a7790-xhci" and "renesas,r8a7791-xhci" compatible strings. It is used to describe the xHCI controller which is available in the R-Car H2 and M2 SoCs.

---
 Documentation/devicetree/bindings/usb/usb-xhci.txt |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

index 999be5c..e3107bb 100644
@@ -2,7 +2,8 @@ USB xHCI controllers
 
 Required properties:
   - compatible: should be one of "generic-xhci",
-    "marvell,armada-375-xhci", "marvell,armada-380-xhci" (deprecated:
+    "marvell,armada-375-xhci", "marvell,armada-380-xhci",
+    "renesas,r8a7790-xhci", "renesas,r8a7791-xhci" (deprecated:
     "xhci-platform").
   - reg: should contain address and length of the standard XHCI
     register set for the device.

1.7.9.5

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]

In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds