BYT_LEVEL
return !!(val & BYT_LEVEL);
writel(old_val | BYT_LEVEL, reg);
writel(old_val & ~BYT_LEVEL, reg);
reg |= BYT_LEVEL;
reg &= ~BYT_LEVEL;
str_hi_lo(val & BYT_LEVEL),
#define BYT_VAL_RESTORE_MASK (BYT_DIR_MASK | BYT_LEVEL)