[PATCH v2 2/2] arm64: dts: amlogic: a9: Add IR controller support

Xianwei Zhao via B4 Relay <[email protected]>
Newsgroups org.infradead.lists.linux-amlogic,org.infradead.lists.linux-arm-kernel,org.kernel.feeds.b4-sent,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-media
Message-ID <[email protected]>
From: Xianwei Zhao <[email protected]>

Add the IR controller node for the Amlogic A9 SoC and describe the
corresponding remote input pin configuration.

Enable the IR controller on the Amlogic A9 A311Y3 BY401 board with the
proper pinctrl setting.

Signed-off-by: Xianwei Zhao <[email protected]>
---
 arch/arm64/boot/dts/amlogic/amlogic-a9-a311y3-by401.dts |  6 ++++++
 arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi             | 14 ++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a9-a311y3-by401.dts b/arch/arm64/boot/dts/amlogic/amlogic-a9-a311y3-by401.dts
index a6b380ca47a5..389c9de3dc3c 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-a9-a311y3-by401.dts
+++ b/arch/arm64/boot/dts/amlogic/amlogic-a9-a311y3-by401.dts
@@ -38,3 +38,9 @@ secmon_reserved: secmon@5000000 {
 &uart_b {
 	status = "okay";
 };
+
+&ir {
+	status = "okay";
+	pinctrl-0 = <&remote_input_ao_pins>;
+	pinctrl-names = "default";
+};
diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi
index b0e0fadeed82..aa89b31bfe30 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-a9.dtsi
@@ -241,6 +241,13 @@ test_n: gpio@c0 {
 					#gpio-cells = <2>;
 					gpio-ranges = <&aobus_pinctrl 0 (AMLOGIC_GPIO_TEST_N<<8) 1>;
 				};
+
+				func-ir-in {
+						remote_input_ao_pins: group-remote-input-ao-pins {
+						pinmux = <AML_PINMUX(AMLOGIC_GPIO_D, 5, 1)>;
+						bias-disable;
+					};
+				};
 			};
 
 			gpio_ao_intc: interrupt-controller@4080 {
@@ -254,6 +261,13 @@ gpio_ao_intc: interrupt-controller@4080 {
 					394 395 396 397 398 399 400 401 402 403>;
 			};
 
+			ir: ir@14080 {
+				compatible = "amlogic,a9-ir", "amlogic,meson-s4-ir";
+				reg = <0x0 0x14080 0x0 0x30>;
+				interrupts = <GIC_SPI 413 IRQ_TYPE_EDGE_RISING>;
+				status = "disabled";
+			};
+
 			uart_b: serial@1e000 {
 				compatible = "amlogic,a9-uart",
 					     "amlogic,meson-s4-uart";

-- 
2.52.0



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