While "Device 4000" might sound like a dry internal reference, in the world of SoC development, these identifiers often point to specific I/O controllers or next-gen connectivity modules. Is this a new iteration of the Exynos modem architecture? Or perhaps a dedicated controller for the highly anticipated Exynos 2500 series?
It is a exposed by certain Exynos kernel drivers (like s5p-ehci or dwc3-exynos ), often used for: exynos usb device4000 verified