diff --git a/artiq/gateware/wrpll/__init__.py b/artiq/gateware/drtio/wrpll/__init__.py
similarity index 100%
rename from artiq/gateware/wrpll/__init__.py
rename to artiq/gateware/drtio/wrpll/__init__.py
diff --git a/artiq/gateware/wrpll/filters.py b/artiq/gateware/drtio/wrpll/filters.py
similarity index 100%
rename from artiq/gateware/wrpll/filters.py
rename to artiq/gateware/drtio/wrpll/filters.py
diff --git a/artiq/gateware/wrpll/si549.py b/artiq/gateware/drtio/wrpll/si549.py
similarity index 100%
rename from artiq/gateware/wrpll/si549.py
rename to artiq/gateware/drtio/wrpll/si549.py
diff --git a/artiq/gateware/wrpll/thls.py b/artiq/gateware/drtio/wrpll/thls.py
similarity index 100%
rename from artiq/gateware/wrpll/thls.py
rename to artiq/gateware/drtio/wrpll/thls.py