From 04066801731cb914e3c6505188970ef00874d8e1 Mon Sep 17 00:00:00 2001
From: zhji <jzhgonha@163.com>
Date: Sun, 15 Mar 2026 21:11:47 +0800
Subject: [PATCH] [feat] add usb_detect driver

---
 usb/usb_detect/Makefile     | 12 ++++++++++++
 usb/usb_detect/usb_detect.c | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 usb/usb_detect/Makefile
 create mode 100644 usb/usb_detect/usb_detect.c

diff --git a/usb/usb_detect/Makefile b/usb/usb_detect/Makefile
new file mode 100644
index 0000000..87e9629
--- /dev/null
+++ b/usb/usb_detect/Makefile
@@ -0,0 +1,12 @@
+ARCH ?= arm
+CROSS_COMPILE ?= /home/jzh/work/study/weidongshan/100ask_stm32mp157_pro-sdk/ToolChain/arm-buildroot-linux-gnueabihf_sdk-buildroot/bin/arm-linux-
+KERN_DIR ?= /home/jzh/work/study/weidongshan/100ask_stm32mp157_pro-sdk/Linux-5.4
+
+all:
+	make -C $(KERN_DIR) M=`pwd` ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) modules
+
+clean:
+	make -C $(KERN_DIR) M=`pwd` ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) modules clean
+	rm -rf modules.order
+
+obj-m += usb_detect.o
diff --git a/usb/usb_detect/usb_detect.c b/usb/usb_detect/usb_detect.c
new file mode 100644
index 0000000..266ccfa
--- /dev/null
+++ b/usb/usb_detect/usb_detect.c
@@ -0,0 +1,34 @@
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/can/dev.h>
+
+static struct usb_device_id usb_detect_id_table[] = {
+    { USB_DEVICE_AND_INTERFACE_INFO(0xffff, 0xffff, 0xff, 0xff, 0x02), .driver_info = 1 }, // ctrl
+    { USB_DEVICE_AND_INTERFACE_INFO(0xffff, 0xffff, 0xff, 0xff, 0x0a), .driver_info = 2 }, // data
+    { }
+};
+
+static int usb_detect_probe(struct usb_interface *intf, const struct usb_device_id *id)
+{
+    printk("%s %s %d\r\n", __FILE__, __FUNCTION__, __LINE__);
+    printk("USB device detected: vendor=0x%04X, product=0x%04X, info=%ld\r\n",
+           id->idVendor, id->idProduct, id->driver_info);
+    return 0;
+}
+
+static void usb_detect_disconnect(struct usb_interface *intf)
+{
+    printk("%s %s %d\r\n", __FILE__, __FUNCTION__, __LINE__);
+    printk("USB device disconnected\r\n");
+}
+
+static struct usb_driver usb_detect_driver = {
+    .name = "usb_detect_driver",
+    .probe = usb_detect_probe,
+    .disconnect = usb_detect_disconnect,
+    .id_table = usb_detect_id_table,
+};
+
+module_usb_driver(usb_detect_driver);
+MODULE_LICENSE("GPL");