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path: root/meta/recipes-kernel/linux/linux-rp-2.6.23/pxa-serial-hack.patch
blob: bf20f46a05012b954f1b5d5b790f9e2d02edc84b (plain)
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---
 drivers/serial/8250.c        |    5 +++++
 drivers/serial/serial_core.c |    1 +
 drivers/serial/serial_cs.c   |   12 +++++++++---
 include/linux/serial_core.h  |    1 +
 4 files changed, 16 insertions(+), 3 deletions(-)

Index: linux-2.6.20/drivers/serial/8250.c
===================================================================
--- linux-2.6.20.orig/drivers/serial/8250.c	2007-04-27 13:37:26.000000000 +0100
+++ linux-2.6.20/drivers/serial/8250.c	2007-04-27 13:38:16.000000000 +0100
@@ -2429,7 +2429,12 @@
 	.driver_name		= "serial",
 	.dev_name		= "ttyS",
 	.major			= TTY_MAJOR,
+#ifdef CONFIG_SERIAL_PXA
+	.minor			= 64 + 4,
+	.name_base		= 4,
+#else
 	.minor			= 64,
+#endif
 	.nr			= UART_NR,
 	.cons			= SERIAL8250_CONSOLE,
 };
Index: linux-2.6.20/drivers/serial/serial_core.c
===================================================================
--- linux-2.6.20.orig/drivers/serial/serial_core.c	2007-02-04 18:44:54.000000000 +0000
+++ linux-2.6.20/drivers/serial/serial_core.c	2007-04-27 13:39:39.000000000 +0100
@@ -2068,7 +2068,8 @@
 	printk(KERN_INFO "%s%s%s%d at %s (irq = %d) is a %s\n",
 	       port->dev ? port->dev->bus_id : "",
 	       port->dev ? ": " : "",
-	       drv->dev_name, port->line, address, port->irq, uart_type(port));
+	       drv->dev_name, port->line + drv->name_base, address, port->irq,
+	       uart_type(port));
 }
 
 static void
@@ -2183,6 +2184,7 @@
 	normal->owner		= drv->owner;
 	normal->driver_name	= drv->driver_name;
 	normal->name		= drv->dev_name;
+	normal->name_base	= drv->name_base;
 	normal->major		= drv->major;
 	normal->minor_start	= drv->minor;
 	normal->type		= TTY_DRIVER_TYPE_SERIAL;
Index: linux-2.6.20/include/linux/serial_core.h
===================================================================
--- linux-2.6.20.orig/include/linux/serial_core.h	2007-02-04 18:44:54.000000000 +0000
+++ linux-2.6.20/include/linux/serial_core.h	2007-04-27 13:37:27.000000000 +0100
@@ -341,6 +341,7 @@
 	struct module		*owner;
 	const char		*driver_name;
 	const char		*dev_name;
+	int			 name_base;
 	int			 major;
 	int			 minor;
 	int			 nr;
Index: linux-2.6.20/drivers/serial/serial_cs.c
===================================================================
--- linux-2.6.20.orig/drivers/serial/serial_cs.c	2007-02-04 18:44:54.000000000 +0000
+++ linux-2.6.20/drivers/serial/serial_cs.c	2007-04-27 13:40:34.000000000 +0100
@@ -390,7 +390,7 @@
 			kio_addr_t iobase, int irq)
 {
 	struct uart_port port;
-	int line;
+	int line, linestart;
 
 	memset(&port, 0, sizeof (struct uart_port));
 	port.iobase = iobase;
@@ -411,10 +411,16 @@
 		return -EINVAL;
 	}
 
+#if CONFIG_SERIAL_PXA
+	linestart = 4;
+#else
+	linestart = 0;
+#endif
+
 	info->line[info->ndev] = line;
-	sprintf(info->node[info->ndev].dev_name, "ttyS%d", line);
+	sprintf(info->node[info->ndev].dev_name, "ttyS%d", line+linestart);
 	info->node[info->ndev].major = TTY_MAJOR;
-	info->node[info->ndev].minor = 0x40 + line;
+	info->node[info->ndev].minor = 0x40 + line + linestart;
 	if (info->ndev > 0)
 		info->node[info->ndev - 1].next = &info->node[info->ndev];
 	info->ndev++;