Add a device node for the RST module, which provides a.o. reset control
and mode pin monitoring.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
v3:
  - Use "renesas,<soctype>-rst" instead of "renesas,rst-<soctype>",
  - Drop "syscon" compatible value,

v2:
  - Correct unit address,
  - Drop RFC status and TODO,
  - Change one-line summary prefix to match current arm-soc practices.
---
 arch/arm/boot/dts/r8a7790.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 9997e7dfabe2250c..0c548e9b180b6c1d 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi

@@ -1481,6 +1481,11 @@
 		};
 	};
 
+	rst: reset-controller@e6160000 {
+		compatible = "renesas,r8a7790-rst";
+		reg = <0 0xe6160000 0 0x0100>;
+	};
+
 	sysc: system-controller@e6180000 {
 		compatible = "renesas,r8a7790-sysc";
 		reg = <0 0xe6180000 0 0x0200>;

-- 
1.9.1