PCH_UART_FCR_FIFOE
#define PCH_UART_HAL_FIFO16 (PCH_UART_FCR_FIFOE)
#define PCH_UART_HAL_FIFO256 (PCH_UART_FCR_FIFOE | \
iowrite8(PCH_UART_FCR_FIFOE | priv->fcr, priv->membase + UART_FCR);
iowrite8(PCH_UART_FCR_FIFOE | priv->fcr | flag,
if (fifo_size & ~(PCH_UART_FCR_FIFOE | PCH_UART_FCR_FIFO256)) {
iowrite8(PCH_UART_FCR_FIFOE, priv->membase + UART_FCR);
iowrite8(PCH_UART_FCR_FIFOE | PCH_UART_FCR_RFR | PCH_UART_FCR_TFR,