linux-kernel - [PATCH 5/5] altera_uart: Make it possible to use Altera UART and 8250 ports together

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Message-ID: <20100928133545.GE8289@oksana.dev.rtsoft.ru>
Date:	Tue, 28 Sep 2010 17:35:45 +0400
From:	Anton Vorontsov <cbouatmailru@...il.com>
To:	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	Alan Cox <alan@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tobias Klauser <tklauser@...tanz.ch>,
	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 5/5] altera_uart: Make it possible to use Altera UART and
 8250 ports together

This fixes tty name and major number conflicts. The major number
204 is used across many platform-specific serial drivers, so we
use that.

Signed-off-by: Anton Vorontsov <cbouatmailru@...il.com>
---
 drivers/serial/altera_uart.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/serial/altera_uart.c b/drivers/serial/altera_uart.c
index 0a1a066..6412357 100644
--- a/drivers/serial/altera_uart.c
+++ b/drivers/serial/altera_uart.c
@@ -28,6 +28,7 @@
 #include <linux/altera_uart.h>
 
 #define DRV_NAME "altera_uart"
+#define SERIAL_ALTERA_MAJOR 204
 
 /*
  * Altera UART register definitions according to the Nios UART datasheet:
@@ -471,7 +472,7 @@ static int __init altera_uart_console_setup(struct console *co, char *options)
 static struct uart_driver altera_uart_driver;
 
 static struct console altera_uart_console = {
-	.name	= "ttyS",
+	.name	= "ttyAL",
 	.write	= altera_uart_console_write,
 	.device	= uart_console_device,
 	.setup	= altera_uart_console_setup,
@@ -502,8 +503,8 @@ console_initcall(altera_uart_console_init);
 static struct uart_driver altera_uart_driver = {
 	.owner		= THIS_MODULE,
 	.driver_name	= DRV_NAME,
-	.dev_name	= "ttyS",
-	.major		= TTY_MAJOR,
+	.dev_name	= "ttyAL",
+	.major		= SERIAL_ALTERA_MAJOR,
 	.minor		= 64,
 	.nr		= CONFIG_SERIAL_ALTERA_UART_MAXPORTS,
 	.cons		= ALTERA_UART_CONSOLE,
@@ -600,3 +601,4 @@ MODULE_DESCRIPTION("Altera UART driver");
 MODULE_AUTHOR("Thomas Chou <thomas@...ron.com.tw>");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("platform:" DRV_NAME);
+MODULE_ALIAS_CHARDEV_MAJOR(SERIAL_ALTERA_MAJOR);
-- 
1.7.0.5
--
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