[PATCH 3/3] riscv: dts: spacemit: k3-deepcomputing-fml13v05: Enable SD card support

Sandie Cao sandie.cao at deepcomputing.io
Tue Sep 22 04:04:50 PDT 2026


Add the device tree node SDHCI-0 controller for Micro SD card slot.

Signed-off-by: Sandie Cao <sandie.cao at deepcomputing.io>
---
 .../spacemit/k3-deepcomputing-fml13v05.dts    | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k3-deepcomputing-fml13v05.dts b/arch/riscv/boot/dts/spacemit/k3-deepcomputing-fml13v05.dts
index 55b0f63dcb2e..5d3f07483d34 100644
--- a/arch/riscv/boot/dts/spacemit/k3-deepcomputing-fml13v05.dts
+++ b/arch/riscv/boot/dts/spacemit/k3-deepcomputing-fml13v05.dts
@@ -2,6 +2,7 @@
 /*
  * Copyright (C) 2026 DeepComputing (HK) Limited
  */
+#include <dt-bindings/gpio/gpio.h>
 
 #include "k3.dtsi"
 #include "k3-pinctrl.dtsi"
@@ -184,6 +185,24 @@ &combophy {
 	status = "okay";
 };
 
+&sdhci0 {
+	pinctrl-names = "default","uhs";
+	pinctrl-0 = <&mmc1_cfg>;
+	pinctrl-1 = <&mmc1_uhs_cfg>;
+	bus-width = <4>;
+	cd-gpios = <&gpio K3_GPIO(88) GPIO_ACTIVE_LOW>;
+	no-mmc;
+	no-sdio;
+	disable-wp;
+	cap-sd-highspeed;
+	vmmc-supply = <&aldo4>;
+	vqmmc-supply = <&aldo1>;
+	sd-uhs-sdr25;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_0_cfg>;
-- 
2.43.0



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