devicetree: bindings: r8a73a4 and R-Car Gen2 CMT bindings

Update SoC-specific bindings for r8a73a4 and R-Car Gen2 CMT0 and CMT1.
Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

Documentation/devicetree/bindings/timer/renesas,cmt.txt

@@ -36,19 +36,23 @@ Required Properties:
 		(CMT1 on sh73a0 and r8a7740)
 		This is a fallback for the above renesas,cmt-48-* entries.
 
+    - "renesas,cmt0-r8a73a4" for the 32-bit CMT0 device included in r8a73a4.
+    - "renesas,cmt1-r8a73a4" for the 48-bit CMT1 device included in r8a73a4.
+    - "renesas,cmt0-r8a7790" for the 32-bit CMT0 device included in r8a7790.
+    - "renesas,cmt1-r8a7790" for the 48-bit CMT1 device included in r8a7790.
+    - "renesas,cmt0-r8a7791" for the 32-bit CMT0 device included in r8a7791.
+    - "renesas,cmt1-r8a7791" for the 48-bit CMT1 device included in r8a7791.
+    - "renesas,cmt0-r8a7793" for the 32-bit CMT0 device included in r8a7793.
+    - "renesas,cmt1-r8a7793" for the 48-bit CMT1 device included in r8a7793.
+    - "renesas,cmt0-r8a7794" for the 32-bit CMT0 device included in r8a7794.
+    - "renesas,cmt1-r8a7794" for the 48-bit CMT1 device included in r8a7794.
+
     - "renesas,rcar-gen2-cmt0" for 32-bit CMT0 devices included in R-Car Gen2.
     - "renesas,rcar-gen2-cmt1" for 48-bit CMT1 devices included in R-Car Gen2.
+		These are fallbacks for r8a73a4 and all the R-Car Gen2
+		entries	listed above.
 
-    - "renesas,cmt-48-r8a73a4" for the r8a73a4 48-bit CMT
-		(CMT[01])
-    - "renesas,cmt-48-r8a7790" for the r8a7790 48-bit CMT
-		(CMT[01])
-    - "renesas,cmt-48-r8a7791" for the r8a7791 48-bit CMT
-		(CMT[01])
-    - "renesas,cmt-48-gen2" for all second generation 48-bit CMT
-		(CMT[01] on r8a73a4, r8a7790 and r8a7791)
-		This is a fallback for the renesas,cmt-48-r8a73a4,
-		renesas,cmt-48-r8a7790 and renesas,cmt-48-r8a7791 entries.
+    - "renesas,cmt-48-gen2" is <deprecated>, use "renesas,cmt[01]-*" instead.
 
   - reg: base address and length of the registers block for the timer module.
   - interrupts: interrupt-specifier for the timer, one per channel.