From 6097b0479af493b093f871dcee257a4ae1c5b4ce Mon Sep 17 00:00:00 2001
From: kkbin505 <19462942@qq.com>
Date: Thu, 1 Oct 2026 20:46:43 +0800
Subject: [PATCH] ARM: dts: add Luckfox Pico Mini B USB host variant

---
 arch/arm/boot/dts/Makefile                           |  1 +
 .../dts/rv1103g-luckfox-pico-mini-b-usb-host.dts     | 12 ++++++++++++
 2 files changed, 13 insertions(+)
 create mode 100644 arch/arm/boot/dts/rv1103g-luckfox-pico-mini-b-usb-host.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index c83b60e776b..b0d55d37399 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -981,6 +981,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rv1103g-evb-v11-sii902x-bt6562hdmi.dtb \
 	rv1103g-evb2-v10.dtb \
 	rv1103g-evb2-v10-aov-spi-nor.dtb \
+	rv1103g-luckfox-pico-mini-b-usb-host.dtb \
 	rv1103g-rmsl311-dloc-sl-v10.dtb \
 	rv1103g-scaner-v10.dtb \
 	rv1106g-38x38-ipc-v10.dtb \
diff --git a/arch/arm/boot/dts/rv1103g-luckfox-pico-mini-b-usb-host.dts b/arch/arm/boot/dts/rv1103g-luckfox-pico-mini-b-usb-host.dts
new file mode 100644
index 00000000000..c971bbb4473
--- /dev/null
+++ b/arch/arm/boot/dts/rv1103g-luckfox-pico-mini-b-usb-host.dts
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+#include "rv1103g-luckfox-pico-mini.dts"
+
+/ {
+	model = "Luckfox Pico Mini B (USB host)";
+};
+
+/* Dedicated host variant for externally connected USB devices. */
+&usbdrd_dwc3 {
+	dr_mode = "host";
+};