ARM: dts: rmobile: Synchronize Gen2 DTs with Linux 5.0

Synchronize R-Car Gen2 device trees with Linux 5.0,
commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 .

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/arch/arm/dts/r8a7793.dtsi b/arch/arm/dts/r8a7793.dtsi
index 620a570..bf05110 100644
--- a/arch/arm/dts/r8a7793.dtsi
+++ b/arch/arm/dts/r8a7793.dtsi
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Device Tree Source for the r8a7793 SoC
+ * Device Tree Source for the R-Car M2-N (R8A77930) SoC
  *
  * Copyright (C) 2014-2015 Renesas Electronics Corporation
  */