ARM: dts: Fix dm816x to use right compatible flag for MUSB

With commit 3e457371 ("usb: musb: Fix fifo reads for dm816x with
musb_dsps") we need to use the right compatible flag to avoid issues
with FIFO reads.

Cc: Bin Liu <binmlist@gmail.com>
Cc: Brian Hutchinson <b.hutchman@gmail.com>
Cc: George Cherian <george.cherian@ti.com>
Fixes: 3e457371 ("usb: musb: Fix fifo reads for dm816x with musb_dsps")
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dm816x.dtsi

@@ -382,7 +382,7 @@ usb: usb_otg_hs@47401000 {
 			ti,hwmods = "usb_otg_hs";
 
 			usb0: usb@47401000 {
-				compatible = "ti,musb-am33xx";
+				compatible = "ti,musb-dm816";
 				reg = <0x47401400 0x400
 				       0x47401000 0x200>;
 				reg-names = "mc", "control";
@@ -422,7 +422,7 @@ &cppi41dma 11 1 &cppi41dma 12 1
 			};
 
 			usb1: usb@47401800 {
-				compatible = "ti,musb-am33xx";
+				compatible = "ti,musb-dm816";
 				reg = <0x47401c00 0x400
 				       0x47401800 0x200>;
 				reg-names = "mc", "control";