From 5301e994ca1b01f015da003da5c95f7e741714d0 Mon Sep 17 00:00:00 2001
From: lars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sun, 28 Jun 2009 20:25:00 +0000
Subject: [s3c24xx] Fix freerunner gsm modem pm.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16609 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../linux/s3c24xx/patches-2.6.30/110-serial.patch  | 40 ++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 target/linux/s3c24xx/patches-2.6.30/110-serial.patch

(limited to 'target/linux/s3c24xx/patches-2.6.30')

diff --git a/target/linux/s3c24xx/patches-2.6.30/110-serial.patch b/target/linux/s3c24xx/patches-2.6.30/110-serial.patch
new file mode 100644
index 000000000..edb3aa5ac
--- /dev/null
+++ b/target/linux/s3c24xx/patches-2.6.30/110-serial.patch
@@ -0,0 +1,40 @@
+diff -urNX /opt/Projects/openmoko-linux-2.6/orig/dontdiff /opt/Projects/openmoko-linux-2.6/orig/linux-2.6.29-rc3/drivers/serial/samsung.c /opt/Projects/openmoko-linux-2.6/drivers/serial/samsung.c
+--- a/drivers/serial/samsung.c	2009-01-28 19:49:30.000000000 +0100
++++ b/drivers/serial/samsung.c	2009-05-16 13:25:47.000000000 +0200
+@@ -1208,6 +1355,13 @@
+ #ifdef CONFIG_SERIAL_SAMSUNG_CONSOLE
+ 
+ static struct uart_port *cons_uart;
++static int cons_silenced;
++
++void s3c24xx_serial_console_set_silence(int silenced)
++{
++	cons_silenced = silenced;
++}
++EXPORT_SYMBOL(s3c24xx_serial_console_set_silence);
+ 
+ static int
+ s3c24xx_serial_console_txrdy(struct uart_port *port, unsigned int ufcon)
+@@ -1232,9 +1386,21 @@
+ s3c24xx_serial_console_putchar(struct uart_port *port, int ch)
+ {
+ 	unsigned int ufcon = rd_regl(cons_uart, S3C2410_UFCON);
++	unsigned int umcon = rd_regl(cons_uart, S3C2410_UMCON);
++
++	if (cons_silenced)
++		return;
++
++	/* If auto HW flow control enabled, temporarily turn it off */
++	if (umcon & S3C2410_UMCOM_AFC)
++		wr_regl(port, S3C2410_UMCON, (umcon & !S3C2410_UMCOM_AFC));
++
+ 	while (!s3c24xx_serial_console_txrdy(port, ufcon))
+ 		barrier();
+ 	wr_regb(cons_uart, S3C2410_UTXH, ch);
++
++	if (umcon & S3C2410_UMCOM_AFC)
++		wr_regl(port, S3C2410_UMCON, umcon);
+ }
+ 
+ static void
+
-- 
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