VFE_BUS_WM_FRAMEDROP_PERIOD
#define VFE_BUS_WM_FRAMEDROP_PERIOD(n) (0x2250 + (n) * 0x100)
#define VFE_BUS_WM_FRAMEDROP_PERIOD(n) (BUS_REG_BASE + 0x238 + (n) * 0x100)
#define VFE_BUS_WM_FRAMEDROP_PERIOD(n) (BUS_REG_BASE + 0x238 + (n) * 0x100)