init_phy was doing phy initialization and maca reset. maca_reset was doing nothing useful. This patch factors init_phy and rewrites maca_reset.
init_phy was doing phy initialization and maca reset. maca_reset was
doing nothing useful. This patch factors init_phy and rewrites
maca_reset.

muffinator/libmc1322x,bluerover/6lbr,malvira/libmc1322x,bluerover/6lbr,bluerover/6lbr,arurke/contiki,arurke/contiki,muffinator/libmc1322x,bluerover/6lbr,bluerover/6lbr,MohamedSeliem/contiki,MohamedSeliem/contiki,arurke/contiki,bluerover/6lbr,arurke/contiki,MohamedSeliem/contiki,arurke/contiki,MohamedSeliem/contiki,malvira/libmc1322x,arurke/contiki,MohamedSeliem/contiki,arurke/contiki,bluerover/6lbr,MohamedSeliem/contiki,MohamedSeliem/contiki