ULPD_DPLL_CTRL
ULPD_SAVE(ULPD_DPLL_CTRL);
ULPD_SHOW(ULPD_DPLL_CTRL),
omap_readw(ULPD_DPLL_CTRL), omap_readw(ULPD_SOFT_REQ));
w = omap_readw(ULPD_DPLL_CTRL);
omap_writew(w, ULPD_DPLL_CTRL);
while (!(omap_readw(ULPD_DPLL_CTRL) & DPLL_LOCK))