The dss struct in dss.c has omap2/3 specific clock names. Making them generic,
to increase readability and extendability.
Signed-off-by: NSumit Semwal <sumit.semwal@ti.com>
Signed-off-by: NArchit Taneja <archit@ti.com>
Signed-off-by: NTomi Valkeinen <tomi.valkeinen@ti.com>