Hello Shawn,

On Wed, Sep 02, 2026 at 12:59:38PM +0800, Shawn Guo wrote:
> +#include <linux/i2c.h>
> [...]
> +#include <linux/mod_devicetable.h>

Please rely on <linux/i2c.h> to provide of_device_id and (see below)
i2c_device_id. Alternatively include the needed files below
include/linux/device-id/ to not introduce unneeded dependencies.

> +static const struct of_device_id fusb15201_of_match[] = {
> +	{ .compatible = "onnn,fusb15201" },
> +	{ }
> +};
> +MODULE_DEVICE_TABLE(of, fusb15201_of_match);
> +
> +static struct i2c_driver fusb15201_driver = {
> +	.driver = {
> +		.name = "fusb15201",
> +		.of_match_table = fusb15201_of_match,
> +	},
> +	.probe = fusb15201_probe,

Don't you need an i2c_device_id table, too?

> +};
> +module_i2c_driver(fusb15201_driver);

Best regards
Uwe