VIDEO_SERIAL_PARALLEL_PORT
uint32 reg = INREG32(VIDEO_SERIAL_PARALLEL_PORT);
uint32 reg = (INREG32(VIDEO_SERIAL_PARALLEL_PORT)
OUTREG32(VIDEO_SERIAL_PARALLEL_PORT, reg);
uint32 reg = INREG32(VIDEO_SERIAL_PARALLEL_PORT);
OUTREG32(VIDEO_SERIAL_PARALLEL_PORT, reg | VSP_ENABLE_IIC0);
OUTREG32(VIDEO_SERIAL_PARALLEL_PORT, reg);