[PATCH 3/3] arm64: dts: meson: add IR controller for Meson-S4 SoC

[zelong dong]

From: Zelong Dong <zelong.dong at amlogic.com>

Add the IR controller device of Meson-S4 SoC family, and enable
hardware IR decoder.

Signed-off-by: Zelong Dong <zelong.dong at amlogic.com>
---
 .../boot/dts/amlogic/meson-s4-s805x2-aq222.dts   |  6 ++++++
 arch/arm64/boot/dts/amlogic/meson-s4.dtsi        | 16 ++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts b/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
index 8ffbcb2b1ac5..4d3a81b3b762 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-s4-s805x2-aq222.dts
@@ -28,3 +28,9 @@ memory at 0 {
 &uart_B {
 	status = "okay";
 };
+
+&ir {
+	status = "disabled";
+	pinctrl-0 = <&remote_pins>;
+	pinctrl-names = "default";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
index ad50cba42d19..309352a83eda 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
@@ -106,6 +106,14 @@ gpio: bank at 4000 {
 					#gpio-cells = <2>;
 					gpio-ranges = <&periphs_pinctrl 0 0 82>;
 				};
+
+				remote_pins: remote_pin {
+					mux {
+						groups = "remote_in";
+						function = "remote_in";
+						bias-disable;
+					};
+				};
 			};
 
 			gpio_intc: interrupt-controller at 4080 {
@@ -133,6 +141,14 @@ reset: reset-controller at 2000 {
 				reg = <0x0 0x2000 0x0 0x98>;
 				#reset-cells = <1>;
 			};
+
+			ir: ir at 84000 {
+				compatible = "amlogic,meson-s4-ir";
+				reg = <0x0 0x84040 0x0 0x54>;
+				interrupts = <GIC_SPI 22 IRQ_TYPE_EDGE_RISING>;
+				amlogic,ir-support-hw-decode;
+				status = "disabled";
+			};
 		};
 	};
 };
-- 
2.35.1