[PATCH] ARM: dts: aspeed: anacapa: add NCT7363 fan controllers
From: Carl Lee <hidden>
Date: 2026-09-09 08:21:12
Also in:
linux-aspeed, linux-devicetree, lkml
Subsystem:
arm/aspeed machine support, the rest · Maintainers:
Joel Stanley, Andrew Jeffery, Linus Torvalds
Add two NCT7363 fan-controller nodes on Anacapa I2C mux channels and define their PWM/tach channel mappings. This matches the fan-control hardware layout and allows the kernel to probe the correct fan-controller devices. Signed-off-by: Carl Lee <redacted> --- .../dts/aspeed/aspeed-bmc-facebook-anacapa.dts | 86 ++++++++++++++++++++++ 1 file changed, 86 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
index 1fddf3a5d138..281e226fa2d0 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts@@ -475,6 +475,45 @@ adc@1f { ti,mode = /bits/ 8 <1>; }; + fanctl1: fan-controller@21 { + compatible = "nuvoton,nct7363"; + reg = <0x21>; + #pwm-cells = <2>; + + fan-9 { + pwms = <&fanctl1 0 40000>; + tach-ch = /bits/ 8 <0x09>; + }; + fan-10 { + pwms = <&fanctl1 0 40000>; + tach-ch = /bits/ 8 <0x0a>; + }; + fan-15 { + pwms = <&fanctl1 6 40000>; + tach-ch = /bits/ 8 <0x0f>; + }; + fan-0 { + pwms = <&fanctl1 6 40000>; + tach-ch = /bits/ 8 <0x00>; + }; + fan-2 { + pwms = <&fanctl1 9 40000>; + tach-ch = /bits/ 8 <0x02>; + }; + fan-3 { + pwms = <&fanctl1 9 40000>; + tach-ch = /bits/ 8 <0x03>; + }; + fan-5 { + pwms = <&fanctl1 12 40000>; + tach-ch = /bits/ 8 <0x05>; + }; + fan-6 { + pwms = <&fanctl1 12 40000>; + tach-ch = /bits/ 8 <0x06>; + }; + }; + gpio@22 { compatible = "nxp,pca9555"; reg = <0x22>;
@@ -549,6 +588,53 @@ gpio@22 { "LPDB_PWRGD_P50V_HSC5_SYS_R",""; }; + fanctl0: fan-controller@23 { + compatible = "nuvoton,nct7363"; + reg = <0x23>; + #pwm-cells = <2>; + + fan-9 { + pwms = <&fanctl0 0 40000>; + tach-ch = /bits/ 8 <0x09>; + }; + fan-10 { + pwms = <&fanctl0 0 40000>; + tach-ch = /bits/ 8 <0x0a>; + }; + fan-12 { + pwms = <&fanctl0 3 40000>; + tach-ch = /bits/ 8 <0x0c>; + }; + fan-13 { + pwms = <&fanctl0 3 40000>; + tach-ch = /bits/ 8 <0x0d>; + }; + fan-15 { + pwms = <&fanctl0 6 40000>; + tach-ch = /bits/ 8 <0x0f>; + }; + fan-0 { + pwms = <&fanctl0 6 40000>; + tach-ch = /bits/ 8 <0x00>; + }; + fan-2 { + pwms = <&fanctl0 9 40000>; + tach-ch = /bits/ 8 <0x02>; + }; + fan-3 { + pwms = <&fanctl0 9 40000>; + tach-ch = /bits/ 8 <0x03>; + }; + fan-5 { + pwms = <&fanctl0 12 40000>; + tach-ch = /bits/ 8 <0x05>; + }; + fan-6 { + pwms = <&fanctl0 12 40000>; + tach-ch = /bits/ 8 <0x06>; + }; + }; + gpio@24 { compatible = "nxp,pca9555"; reg = <0x24>;
--- base-commit: 32b6ef9a5d0eca44f9cd91f52f4faa89f145a0de change-id: 20260909-arm-dts-aspeed-anacapa-add-nct7363-fan-controllers-0df635ebce64 Best regards, -- Carl Lee [off-list ref]