From 55d3b282b90620e02e825304a9433732a84c58a5 Mon Sep 17 00:00:00 2001
From: Russell King <rmk@dyn-67.arm.linux.org.uk>
Date: Thu, 23 Jun 2005 15:05:41 +0100
Subject: [PATCH] Serial: Mobility's 16550A ports need a helping hand

The Mobility 16550A serial ports don't behave the same as standard
16550A ports, and need a helping hand to get them going once the
transmitter has drained and been disabled.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 drivers/serial/8250.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/serial/8250.h')

diff --git a/drivers/serial/8250.h b/drivers/serial/8250.h
index cd5c3dd2d910..9225c82faeb8 100644
--- a/drivers/serial/8250.h
+++ b/drivers/serial/8250.h
@@ -52,6 +52,7 @@ struct serial8250_config {
 #define UART_CAP_UUE	(1 << 12)	/* UART needs IER bit 6 set (Xscale) */
 
 #define UART_BUG_QUOT	(1 << 0)	/* UART has buggy quot LSB */
+#define UART_BUG_TXEN	(1 << 1)	/* UART has buggy TX IIR status */
 
 #if defined(__i386__) && (defined(CONFIG_M386) || defined(CONFIG_M486))
 #define _INLINE_ inline
-- 
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