powerpc: vio_cmo: use dev_groups and not dev_attrs for bus_type

The dev_attrs field has long been "depreciated" and is finally being
removed, so move the driver to use the "correct" dev_groups field
instead for struct bus_type.

Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Vineet Gupta <[email protected]>
Cc: Bart Van Assche <[email protected]>
Cc: Robin Murphy <[email protected]>
Cc: Joerg Roedel <[email protected]>
Cc: Johan Hovold <[email protected]>
Cc: Alexey Kardashevskiy <[email protected]>
Cc: Krzysztof Kozlowski <[email protected]>
Cc: <[email protected]>
Acked-by: Michael Ellerman <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

0 files changed, 0 insertions, 0 deletions