[PATCH] arm64: dts: renesas: r8a78000: Add PSCI node

[Marek Vasut <marek.vasut+renesas@mailbox.org>]

Describe SMC based PSCI access in SoC DT. The system can interact
with TFA BL31 PSCI provider running on the Cortex-A cores via SMC
calls.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
---
Cc: Conor Dooley <conor+dt@kernel.org>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Krzysztof Kozlowski <krzk+dt@kernel.org>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: Magnus Damm <magnus.damm@gmail.com>
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: linux-renesas-soc@vger.kernel.org
---
 arch/arm64/boot/dts/renesas/r8a78000.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a78000.dtsi b/arch/arm64/boot/dts/renesas/r8a78000.dtsi
index 73be51787265c..d14f0cc0ad360 100644
--- a/arch/arm64/boot/dts/renesas/r8a78000.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a78000.dtsi
@@ -665,6 +665,11 @@ extalr_clk: extalr-clk {
 		/* clock-frequency must be set on board */
 	};
 
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
 	/* External SCIF clock - to be overridden by boards that provide it */
 	scif_clk: scif-clk {
 		compatible = "fixed-clock";
-- 
2.53.0