ARM: dts: nuvoton: Add MMC Nodes

We have the driver support code, now we just need to expose the device
node which can export the SDHCI and SDMMC properties for the 2 MMC
controllers in the npcm7xx. Tested on real hardware to verify that the
MMC controller is functional with filesystem access.

Signed-off-by: William A. Kennington III <william@wkennington.com>
Link: https://patch.msgid.link/20250404191144.4111788-1-william@wkennington.com
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
diff --git a/arch/arm/boot/dts/nuvoton/nuvoton-common-npcm7xx.dtsi b/arch/arm/boot/dts/nuvoton/nuvoton-common-npcm7xx.dtsi
index e337f40..791090f 100644
--- a/arch/arm/boot/dts/nuvoton/nuvoton-common-npcm7xx.dtsi
+++ b/arch/arm/boot/dts/nuvoton/nuvoton-common-npcm7xx.dtsi
@@ -149,6 +149,29 @@ gmac0: eth@f0802000 {
 			status = "disabled";
 		};
 
+		sdmmc: mmc@f0842000 {
+			compatible = "nuvoton,npcm750-sdhci";
+			status = "disabled";
+			reg = <0xf0842000 0x200>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+			clocks =  <&clk NPCM7XX_CLK_AHB>;
+			clock-names = "clk_mmc";
+			pinctrl-names = "default";
+			pinctrl-0 = <&mmc8_pins
+					&mmc_pins>;
+		};
+
+		sdhci: mmc@f0840000 {
+			compatible = "nuvoton,npcm750-sdhci";
+			status = "disabled";
+			reg = <0xf0840000 0x200>;
+			interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+			clocks =  <&clk NPCM7XX_CLK_AHB>;
+			clock-names = "clk_sdhc";
+			pinctrl-names = "default";
+			pinctrl-0 = <&sd1_pins>;
+		};
+
 		ehci1: usb@f0806000 {
 			compatible = "nuvoton,npcm750-ehci";
 			reg = <0xf0806000 0x1000>;