diff mbox series

[v3,4/4] arm64: dts: allwinner: a523: enable IR on the Avaota A1

Message ID 20260722233604.3001063-5-utilityemal77@gmail.com (mailing list archive)
State New
Headers
Series media: rc: sunxi-cir: support the A523/H728/T527 IR receiver |

Commit Message

Justin Suess July 22, 2026, 11:36 p.m. UTC 
From: Andre Przywara <andre.przywara@arm.com>

The Avaota A1 board has an IR receiver chip on the PCB (next to the
Ethernet jacks), wired to the PI8 pin on the SoC.

Add the pin description to the PIO DT node, and enable the CIR receiver
in the main power domain.

Tested on the board with evtest and some random TV remote control.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
---
 arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi          | 7 +++++++
 arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts | 6 ++++++
 2 files changed, 13 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
index c2de662140ce..219fd76a4710 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
@@ -155,6 +155,13 @@  i2s2_pi_pins: i2s2-pi-pins {
 				bias-disable;
 			};
 
+			/omit-if-no-ref/
+			ir_rx_pin: ir-rx-pin {
+				pins = "PI8";
+				allwinner,pinmux = <3>;
+				function = "cir_rx";
+			};
+
 			/omit-if-no-ref/
 			ledc_ph_pin: ledc-ph-pin {
 				pins = "PH19";
diff --git a/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts b/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts
index 474354fbfcec..994f1e4f0ce7 100644
--- a/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts
+++ b/arch/arm64/boot/dts/allwinner/sun55i-t527-avaota-a1.dts
@@ -100,6 +100,12 @@  &gpu {
 	status = "okay";
 };
 
+&ir {
+	pinctrl-names = "default";
+	pinctrl-0 = <&ir_rx_pin>;
+	status = "okay";
+};
+
 &ledc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&ledc_ph_pin>;