ar7: backport an upstream fixing serial console

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 41363

target/linux/ar7/patches-3.10/001-mips-ar7-fix-serial.patch

@@ -0,0 +1,28 @@
+From 443ab715a40881d6c9ba11b027ba154bac904cb0 Mon Sep 17 00:00:00 2001
+From: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
+Date: Sat, 10 May 2014 23:19:08 +0200
+Subject: [PATCH] MIPS/AR7: ensure that serial ports are properly set up
+
+without UPF_FIXED_TYPE, the data from the PORT_AR7 uart_config entry is
+never copied, resulting in a dead port.
+
+Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
+---
+ arch/mips/ar7/platform.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c
+index 7e2356f..e4f47d3 100644
+--- a/arch/mips/ar7/platform.c
++++ b/arch/mips/ar7/platform.c
+@@ -581,6 +581,7 @@ static int __init ar7_register_uarts(void)
+ 	uart_port.type		= PORT_AR7;
+ 	uart_port.uartclk	= clk_get_rate(bus_clk) / 2;
+ 	uart_port.iotype	= UPIO_MEM32;
++	uart_port.flags		= UPF_FIXED_TYPE;
+ 	uart_port.regshift	= 2;
+ 
+ 	uart_port.line		= 0;
+-- 
+1.8.5.3.2.g3dbf181
+