--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -287,6 +287,13 @@ static const struct serial8250_config ua
 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
 		.flags		= UART_CAP_FIFO,
 	},
+	[PORT_AR7] = {
+		.name		= "TI-AR7",
+		.fifo_size	= 16,
+		.tx_loadsz	= 16,
+		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
+		.flags		= UART_CAP_FIFO | UART_CAP_AFE,
+	},
 };
 
 #if defined (CONFIG_SERIAL_8250_AU1X00)
@@ -2702,7 +2709,11 @@ static void serial8250_console_putchar(s
 {
 	struct uart_8250_port *up = (struct uart_8250_port *)port;
 
+#ifdef CONFIG_AR7
+	wait_for_xmitr(up, BOTH_EMPTY);
+#else
 	wait_for_xmitr(up, UART_LSR_THRE);
+#endif
 	serial_out(up, UART_TX, ch);
 }
 
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -41,6 +41,7 @@
 #define PORT_XSCALE	15
 #define PORT_RM9000	16	/* PMC-Sierra RM9xxx internal UART */
 #define PORT_OCTEON	17	/* Cavium OCTEON internal UART */
+#define PORT_AR7	18	/* TI AR7 internal UART */
 #define PORT_MAX_8250	17	/* max port ID */
 
 /*