From c9dad6250dff3d531fba455448d505243bc9c58a Mon Sep 17 00:00:00 2001
From: ejka <ejka@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Thu, 4 Oct 2007 02:27:37 +0000
Subject: add ar7 2.6.23 patches and config

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9115 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../ar7/patches-2.6.23/500-serial_kludge.patch     | 57 ++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 target/linux/ar7/patches-2.6.23/500-serial_kludge.patch

(limited to 'target/linux/ar7/patches-2.6.23/500-serial_kludge.patch')

diff --git a/target/linux/ar7/patches-2.6.23/500-serial_kludge.patch b/target/linux/ar7/patches-2.6.23/500-serial_kludge.patch
new file mode 100644
index 000000000..446b2b555
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.23/500-serial_kludge.patch
@@ -0,0 +1,57 @@
+Index: linux-2.6.23-rc6/drivers/serial/8250.c
+===================================================================
+--- linux-2.6.23-rc6.orig/drivers/serial/8250.c	2007-09-21 16:23:51.000000000 +0800
++++ linux-2.6.23-rc6/drivers/serial/8250.c	2007-09-21 16:24:14.000000000 +0800
+@@ -267,6 +267,13 @@
+ 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
+ 		.flags		= UART_CAP_FIFO,
+ 	},
++	[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_SERIAL_8250_AU1X00)
+@@ -2453,7 +2460,11 @@
+ {
+ 	struct uart_8250_port *up = (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);
+ }
+ 
+Index: linux-2.6.23-rc6/include/linux/serial_core.h
+===================================================================
+--- linux-2.6.23-rc6.orig/include/linux/serial_core.h	2007-09-21 16:23:51.000000000 +0800
++++ linux-2.6.23-rc6/include/linux/serial_core.h	2007-09-21 16:24:14.000000000 +0800
+@@ -40,6 +40,7 @@
+ #define PORT_NS16550A	14
+ #define PORT_XSCALE	15
+ #define PORT_RM9000	16	/* PMC-Sierra RM9xxx internal UART */
++#define PORT_AR7	16
+ #define PORT_MAX_8250	16	/* max port ID */
+ 
+ /*
+Index: linux-2.6.23-rc6/include/linux/serialP.h
+===================================================================
+--- linux-2.6.23-rc6.orig/include/linux/serialP.h	2007-09-21 16:23:51.000000000 +0800
++++ linux-2.6.23-rc6/include/linux/serialP.h	2007-09-21 16:24:14.000000000 +0800
+@@ -135,6 +135,10 @@
+  * the interrupt line _up_ instead of down, so if we register the IRQ
+  * while the UART is in that state, we die in an IRQ storm. */
+ #define ALPHA_KLUDGE_MCR (UART_MCR_OUT2)
++#elif defined(CONFIG_AR7)
++/* This is how it is set up by bootloader... */
++#define ALPHA_KLUDGE_MCR (UART_MCR_OUT2 | UART_MCR_OUT1 \
++			| UART_MCR_RTS | UART_MCR_DTR)
+ #else
+ #define ALPHA_KLUDGE_MCR 0
+ #endif
-- 
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