From dd884a6b738a85c9db305c17fe5fedd1710f9d23 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Sat, 5 May 2012 17:32:39 +0000
Subject: ar7: add 3.3 support

SVN-Revision: 31615
---
 .../linux/ar7/patches-3.3/500-serial_kludge.patch  | 28 ++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 target/linux/ar7/patches-3.3/500-serial_kludge.patch

(limited to 'target/linux/ar7/patches-3.3/500-serial_kludge.patch')

diff --git a/target/linux/ar7/patches-3.3/500-serial_kludge.patch b/target/linux/ar7/patches-3.3/500-serial_kludge.patch
new file mode 100644
index 0000000..5c19cf2
--- /dev/null
+++ b/target/linux/ar7/patches-3.3/500-serial_kludge.patch
@@ -0,0 +1,28 @@
+--- a/drivers/tty/serial/8250/8250.c
++++ b/drivers/tty/serial/8250/8250.c
+@@ -290,6 +290,13 @@ static const struct serial8250_config ua
+ 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
+ 		.flags		= UART_CAP_FIFO | UART_CAP_AFE | UART_CAP_EFR,
+ 	},
++	[PORT_AR7] = {
++		.name		= "TI-AR7",
++		.fifo_size	= 16,
++		.tx_loadsz	= 16,
++		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
++		.flags		= UART_CAP_FIFO | UART_CAP_AFE,
++	},
+ };
+ 
+ #if defined(CONFIG_MIPS_ALCHEMY)
+@@ -2798,7 +2805,11 @@ static void serial8250_console_putchar(s
+ 	struct uart_8250_port *up =
+ 		container_of(port, struct uart_8250_port, port);
+ 
++#ifdef CONFIG_AR7
++	wait_for_xmitr(up, BOTH_EMPTY);
++#else
+ 	wait_for_xmitr(up, UART_LSR_THRE);
++#endif
+ 	serial_out(up, UART_TX, ch);
+ }
+ 
-- 
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