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[v10,6/6] arm64: dts: amlogic: t7: khadas-vim4: Add i2c MCU fan node

Message ID 20260901-add-mcu-fan-khadas-vim4-v10-6-aecdb9955a30@aliel.fr
State New
Headers show
Series Add VIM4 MCU/FAN support | expand

Commit Message

Ronald Claveau via B4 Relay Sept. 1, 2026, 3:25 p.m. UTC
From: Ronald Claveau <linux-kernel-dev@aliel.fr>

Enable and configure i2c MCU node to get fan working on Khadas VIM4.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Ronald Claveau <linux-kernel-dev@aliel.fr>
---
 .../boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts      | 13 +++++++++++++
 1 file changed, 13 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts
index c41525a34b721..7d95aadcf6a66 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts
+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts
@@ -167,6 +167,19 @@  xtal: xtal-clk {
 	};
 };
 
+&i2c_m_ao_a {
+	status = "okay";
+	pinctrl-0 = <&i2c0_ao_d_pins>;
+	pinctrl-names = "default";
+
+	khadas_mcu: system-controller@18 {
+		compatible = "khadas,vim4-mcu";
+		reg = <0x18>;
+		fan-supply = <&vcc5v>;
+		#cooling-cells = <2>;
+	};
+};
+
 &pwm_ab {
 	status = "okay";
 	pinctrl-0 = <&pwm_a_pins>;