This is critical to support multifunction pins shared between devices as
well as generic GPIOs.

Signed-off-by: William A. Kennington III <william@wkennington.com>
---
 .../dts/nuvoton/nuvoton-common-npcm8xx.dtsi   | 65 +++++++++++++++++++
 1 file changed, 65 insertions(+)

diff --git a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
index b2595f5c146b..dd1351698e77 100644
--- a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
+++ b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
@@ -207,4 +207,69 @@ watchdog2: watchdog@a01c {
 			};
 		};
 	};
+
+	pinctrl: pinctrl@f0010000 {
+		compatible = "nuvoton,npcm845-pinctrl";
+		ranges = <0x0 0x0 0xf0010000 0x8000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		nuvoton,sysgcr = <&gcr>;
+		status = "okay";
+		gpio0: gpio@f0010000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x0 0xB0>;
+			interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 0 32>;
+		};
+		gpio1: gpio@f0011000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x1000 0xB0>;
+			interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 32 32>;
+		};
+		gpio2: gpio@f0012000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x2000 0xB0>;
+			interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 64 32>;
+		};
+		gpio3: gpio@f0013000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x3000 0xB0>;
+			interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 96 32>;
+		};
+		gpio4: gpio@f0014000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x4000 0xB0>;
+			interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 128 32>;
+		};
+		gpio5: gpio@f0015000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x5000 0xB0>;
+			interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 160 32>;
+		};
+		gpio6: gpio@f0016000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x6000 0xB0>;
+			interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 192 32>;
+		};
+		gpio7: gpio@f0017000 {
+			gpio-controller;
+			#gpio-cells = <2>;
+			reg = <0x7000 0xB0>;
+			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-ranges = <&pinctrl 0 224 32>;
+		};
+	};
 };
-- 
2.49.0.604.gff1f9ca942-goog

On Tue, 15 Apr 2025 18:59:02 -0700, William A. Kennington III wrote:
> This is critical to support multifunction pins shared between devices as
> well as generic GPIOs.
> 
> 

Thanks, I've applied this to be picked up through the BMC tree.

-- 
Andrew Jeffery <andrew@codeconstruct.com.au>