ERRCONFIG register has status bits that were intended not to
be destroyed by bad modification. We cleanup and simplify the
handling the status in the modify path.
Reported-by: NVincent Bour <v-bour@ti.com>
Signed-off-by: NNishanth Menon <nm@ti.com>
Signed-off-by: NJean Pihet <j-pihet@ti.com>
Reviewed-by: NKevin Hilman <khilman@ti.com>
Signed-off-by: NKevin Hilman <khilman@ti.com>