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Subject[PATCH 38/49] altera_uart: Make it possible to use Altera UART and 8250 ports together
Date
From: Anton Vorontsov <cbouatmailru@gmail.com>

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

Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
Acked-by: Tobias Klauser <tklauser@distanz.ch>
Cc: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/serial/altera_uart.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/serial/altera_uart.c b/drivers/serial/altera_uart.c
index f1985aa..fbc8f8e 100644
--- a/drivers/serial/altera_uart.c
+++ b/drivers/serial/altera_uart.c
@@ -28,6 +28,8 @@
#include <linux/altera_uart.h>

#define DRV_NAME "altera_uart"
+#define SERIAL_ALTERA_MAJOR 204
+#define SERIAL_ALTERA_MINOR 213

/*
* Altera UART register definitions according to the Nios UART datasheet:
@@ -471,7 +473,7 @@ 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,
@@ -502,9 +504,9 @@ 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,
- .minor = 64,
+ .dev_name = "ttyAL",
+ .major = SERIAL_ALTERA_MAJOR,
+ .minor = SERIAL_ALTERA_MINOR,
.nr = CONFIG_SERIAL_ALTERA_UART_MAXPORTS,
.cons = ALTERA_UART_CONSOLE,
};
@@ -603,3 +605,4 @@ MODULE_DESCRIPTION("Altera UART driver");
MODULE_AUTHOR("Thomas Chou <thomas@wytron.com.tw>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:" DRV_NAME);
+MODULE_ALIAS_CHARDEV_MAJOR(SERIAL_ALTERA_MAJOR);
--
1.7.2


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