store the physical address of the device in its priv to use it
for DMA addressing in the client drivers.
Signed-off-by: NMugunthan V N <mugunthanvnm@ti.com>
Acked-for-MFD-by: NLee Jones <lee.jones@linaro.org>
Signed-off-by: NJonathan Cameron <jic23@kernel.org>