200 static void mxs_auart_stop_tx(struct uart_port *u);
202 #define to_auart_port(u) container_of(u, struct mxs_auart_port, port)  argument
387 static int mxs_auart_request_port(struct uart_port *u)  in mxs_auart_request_port()  argument
392 static int mxs_auart_verify_port(struct uart_port *u,  in mxs_auart_verify_port()  argument
395 	if (u->type != PORT_UNKNOWN && u->type != PORT_IMX)  in mxs_auart_verify_port()
400 static void mxs_auart_config_port(struct uart_port *u, int flags)  in mxs_auart_config_port()  argument
404 static const char *mxs_auart_type(struct uart_port *u)  in mxs_auart_type()  argument
406 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_type()
411 static void mxs_auart_release_port(struct uart_port *u)  in mxs_auart_release_port()  argument
415 static void mxs_auart_set_mctrl(struct uart_port *u, unsigned mctrl)  in mxs_auart_set_mctrl()  argument
417 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_set_mctrl()
419 	u32 ctrl = readl(u->membase + AUART_CTRL2);  in mxs_auart_set_mctrl()
423 		if (uart_cts_enabled(u))  in mxs_auart_set_mctrl()
429 	writel(ctrl, u->membase + AUART_CTRL2);  in mxs_auart_set_mctrl()
457 static u32 mxs_auart_get_mctrl(struct uart_port *u)  in mxs_auart_get_mctrl()  argument
459 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_get_mctrl()
460 	u32 stat = readl(u->membase + AUART_STAT);  in mxs_auart_get_mctrl()
656 static void mxs_auart_settermios(struct uart_port *u,  in mxs_auart_settermios()  argument
660 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_settermios()
667 	ctrl2 = readl(u->membase + AUART_CTRL2);  in mxs_auart_settermios()
696 	u->read_status_mask = 0;  in mxs_auart_settermios()
699 		u->read_status_mask |= AUART_STAT_PERR;  in mxs_auart_settermios()
701 		u->read_status_mask |= AUART_STAT_BERR;  in mxs_auart_settermios()
706 	u->ignore_status_mask = 0;  in mxs_auart_settermios()
708 		u->ignore_status_mask |= AUART_STAT_PERR;  in mxs_auart_settermios()
710 		u->ignore_status_mask |= AUART_STAT_BERR;  in mxs_auart_settermios()
716 			u->ignore_status_mask |= AUART_STAT_OERR;  in mxs_auart_settermios()
755 	baud = uart_get_baud_rate(u, termios, old, 0, u->uartclk);  in mxs_auart_settermios()
756 	div = u->uartclk * 32 / baud;  in mxs_auart_settermios()
760 	writel(ctrl, u->membase + AUART_LINECTRL);  in mxs_auart_settermios()
761 	writel(ctrl2, u->membase + AUART_CTRL2);  in mxs_auart_settermios()
763 	uart_update_timeout(u, termios->c_cflag, baud);  in mxs_auart_settermios()
771 					u->membase + AUART_INTR_CLR);  in mxs_auart_settermios()
779 	if (UART_ENABLE_MS(u, termios->c_cflag))  in mxs_auart_settermios()
780 		mxs_auart_enable_ms(u);  in mxs_auart_settermios()
782 		mxs_auart_disable_ms(u);  in mxs_auart_settermios()
845 static void mxs_auart_reset(struct uart_port *u)  in mxs_auart_reset()  argument
850 	writel(AUART_CTRL0_SFTRST, u->membase + AUART_CTRL0_CLR);  in mxs_auart_reset()
853 		reg = readl(u->membase + AUART_CTRL0);  in mxs_auart_reset()
858 	writel(AUART_CTRL0_CLKGATE, u->membase + AUART_CTRL0_CLR);  in mxs_auart_reset()
861 static int mxs_auart_startup(struct uart_port *u)  in mxs_auart_startup()  argument
864 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_startup()
870 	writel(AUART_CTRL0_CLKGATE, u->membase + AUART_CTRL0_CLR);  in mxs_auart_startup()
872 	writel(AUART_CTRL2_UARTEN, u->membase + AUART_CTRL2_SET);  in mxs_auart_startup()
875 			u->membase + AUART_INTR);  in mxs_auart_startup()
878 	u->fifosize = MXS_AUART_FIFO_SIZE;  in mxs_auart_startup()
884 	writel(AUART_LINECTRL_FEN, u->membase + AUART_LINECTRL_SET);  in mxs_auart_startup()
893 static void mxs_auart_shutdown(struct uart_port *u)  in mxs_auart_shutdown()  argument
895 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_shutdown()
897 	mxs_auart_disable_ms(u);  in mxs_auart_shutdown()
902 	writel(AUART_CTRL2_UARTEN, u->membase + AUART_CTRL2_CLR);  in mxs_auart_shutdown()
905 			u->membase + AUART_INTR_CLR);  in mxs_auart_shutdown()
907 	writel(AUART_CTRL0_CLKGATE, u->membase + AUART_CTRL0_SET);  in mxs_auart_shutdown()
912 static unsigned int mxs_auart_tx_empty(struct uart_port *u)  in mxs_auart_tx_empty()  argument
914 	if ((readl(u->membase + AUART_STAT) &  in mxs_auart_tx_empty()
921 static void mxs_auart_start_tx(struct uart_port *u)  in mxs_auart_start_tx()  argument
923 	struct mxs_auart_port *s = to_auart_port(u);  in mxs_auart_start_tx()
926 	writel(AUART_CTRL2_TXE, u->membase + AUART_CTRL2_SET);  in mxs_auart_start_tx()
931 static void mxs_auart_stop_tx(struct uart_port *u)  in mxs_auart_stop_tx()  argument
933 	writel(AUART_CTRL2_TXE, u->membase + AUART_CTRL2_CLR);  in mxs_auart_stop_tx()
936 static void mxs_auart_stop_rx(struct uart_port *u)  in mxs_auart_stop_rx()  argument
938 	writel(AUART_CTRL2_RXE, u->membase + AUART_CTRL2_CLR);  in mxs_auart_stop_rx()
941 static void mxs_auart_break_ctl(struct uart_port *u, int ctl)  in mxs_auart_break_ctl()  argument
945 			     u->membase + AUART_LINECTRL_SET);  in mxs_auart_break_ctl()
948 			     u->membase + AUART_LINECTRL_CLR);  in mxs_auart_break_ctl()