[PATCH v6 05/10] ARM: dts: aspeed: catalina: Add second source fan controller support

Potin Lai potin.lai.pt at gmail.com
Fri Mar 21 18:26:06 AEDT 2025


Add device tree nodes for the NCT7363 fan controllers on the second-source
Power Distribution Board (PDB).

Signed-off-by: Potin Lai <potin.lai.pt at gmail.com>
---
 .../dts/aspeed/aspeed-bmc-facebook-catalina.dts    | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts
index 792b739b1103..f0c8aca152e7 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-catalina.dts
@@ -467,6 +467,82 @@ i2c1mux0ch2: i2c at 2 {
 			#size-cells = <0>;
 			reg = <0x2>;
 
+			fanctl2: fan-controller at 1 {
+				compatible = "nuvoton,nct7363";
+				reg = <0x01>;
+				#pwm-cells = <2>;
+
+				fan-9 {
+					pwms = <&fanctl2 0 40000>;
+					tach-ch = /bits/ 8 <0x09>;
+				};
+				fan-11 {
+					pwms = <&fanctl2 0 40000>;
+					tach-ch = /bits/ 8 <0x0b>;
+				};
+				fan-10 {
+					pwms = <&fanctl2 4 40000>;
+					tach-ch = /bits/ 8 <0x0a>;
+				};
+				fan-13 {
+					pwms = <&fanctl2 4 40000>;
+					tach-ch = /bits/ 8 <0x0d>;
+				};
+				fan-15 {
+					pwms = <&fanctl2 6 40000>;
+					tach-ch = /bits/ 8 <0x0f>;
+				};
+				fan-1 {
+					pwms = <&fanctl2 6 40000>;
+					tach-ch = /bits/ 8 <0x01>;
+				};
+				fan-0 {
+					pwms = <&fanctl2 10 40000>;
+					tach-ch = /bits/ 8 <0x00>;
+				};
+				fan-3 {
+					pwms = <&fanctl2 10 40000>;
+					tach-ch = /bits/ 8 <0x03>;
+				};
+			};
+			fanctl3: fan-controller at 2 {
+				compatible = "nuvoton,nct7363";
+				reg = <0x02>;
+				#pwm-cells = <2>;
+
+				fan-9 {
+					pwms = <&fanctl3 0 40000>;
+					tach-ch = /bits/ 8 <0x09>;
+				};
+				fan-11 {
+					pwms = <&fanctl3 0 40000>;
+					tach-ch = /bits/ 8 <0x0b>;
+				};
+				fan-10 {
+					pwms = <&fanctl3 4 40000>;
+					tach-ch = /bits/ 8 <0x0a>;
+				};
+				fan-13 {
+					pwms = <&fanctl3 4 40000>;
+					tach-ch = /bits/ 8 <0x0d>;
+				};
+				fan-15 {
+					pwms = <&fanctl3 6 40000>;
+					tach-ch = /bits/ 8 <0x0f>;
+				};
+				fan-1 {
+					pwms = <&fanctl3 6 40000>;
+					tach-ch = /bits/ 8 <0x01>;
+				};
+				fan-0 {
+					pwms = <&fanctl3 10 40000>;
+					tach-ch = /bits/ 8 <0x00>;
+				};
+				fan-3 {
+					pwms = <&fanctl3 10 40000>;
+					tach-ch = /bits/ 8 <0x03>;
+				};
+			};
 			fanctl0: fan-controller at 21{
 				compatible = "maxim,max31790";
 				reg = <0x21>;

-- 
2.31.1



More information about the Linux-aspeed mailing list