dts: arm: renesas: Move gen3 dts to rcar folder

To better delimit renesas ranges dts, we need to use ranges folder.
It will also help maintainers to better delimit their files to
be notified about.

Signed-off-by: Aymeric Aillet <aymeric.aillet@iot.bzh>

CODEOWNERS

@@ -564,7 +564,7 @@
 /dts/arm/armv7-a.dtsi                     @ibirnbaum
 /dts/arm/armv7-r.dtsi                     @bbolen @stephanosio
 /dts/arm/xilinx/                          @bbolen @stephanosio
-/dts/arm/renesas/                         @aaillet @pmarzin
+/dts/arm/renesas/rcar/                    @aaillet @pmarzin
 /dts/x86/                                 @jhedberg
 /dts/xtensa/xtensa.dtsi                   @ydamigos
 /dts/xtensa/intel/                        @dcpleung

MAINTAINERS.yml

@@ -2461,7 +2461,7 @@ Renesas R-Car Platforms:
     - boards/arm/rcar_*/
     - drivers/*/*rcar*
     - drivers/clock_control/*cpg_mssr*
-    - dts/arm/renesas/gen3/
+    - dts/arm/renesas/rcar/
     - dts/bindings/*/*rcar*
     - soc/arm/renesas_rcar/
   labels:

boards/arm/rcar_h3_salvatorx/rcar_h3_salvatorx_cr7.dts

@@ -6,7 +6,7 @@
  */
 
 /dts-v1/;
-#include <arm/renesas/gen3/r8a77951.dtsi>
+#include <arm/renesas/rcar/gen3/r8a77951.dtsi>
 #include "rcar_h3_salvatorx_cr7-pinctrl.dtsi"
 #include <zephyr/dt-bindings/input/input-event-codes.h>
 

boards/arm/rcar_h3ulcb/rcar_h3ulcb_cr7.dts

@@ -6,7 +6,7 @@
  */
 
 /dts-v1/;
-#include <arm/renesas/gen3/r8a77951.dtsi>
+#include <arm/renesas/rcar/gen3/r8a77951.dtsi>
 #include "rcar_h3ulcb_cr7-pinctrl.dtsi"
 #include <zephyr/dt-bindings/input/input-event-codes.h>
 

dts/arm/renesas/rcar/gen3/r8a77951.dtsi

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <renesas/gen3/rcar_gen3_cr7.dtsi>
+#include <renesas/rcar/gen3/rcar_gen3_cr7.dtsi>
 #include <zephyr/dt-bindings/clock/r8a7795_cpg_mssr.h>
 
 / {