/* serial core request to stop rx, called before port shutdown  */
static void bcm_uart_stop_rx(struct uart_port *port)
/* serial core request to stop rx, called before port shutdown  */
static void bcm_uart_stop_rx(struct uart_port *port)
{
	unsigned int val;
	val = bcm_uart_readl(port, UART_IR_REG);
	val &= ~UART_RX_INT_MASK;
	bcm_uart_writel(port, val, UART_IR_REG);
}