From c65e66ac49dfecf55bfbf61a10eebf2443b82b92 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 24 Dec 2007 22:47:27 +0000
Subject: watchdog driver for RB 532

Here is the driver for the hardware watchdog timer
integrated in RB 532 (as part of the SoC IDT 79RC32434).

File include/asm-mips/rc32434/integ.h is taken from
Mikrotik RB 532 kernel patch.

Signed-off-by: Ondrej Zajicek <santiago@crfreenet.org>

SVN-Revision: 9896
---
 target/linux/rb532/patches/520-rc32434_wdt.patch | 43 ++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 target/linux/rb532/patches/520-rc32434_wdt.patch

(limited to 'target/linux/rb532/patches/520-rc32434_wdt.patch')

diff --git a/target/linux/rb532/patches/520-rc32434_wdt.patch b/target/linux/rb532/patches/520-rc32434_wdt.patch
new file mode 100644
index 0000000..7864d15
--- /dev/null
+++ b/target/linux/rb532/patches/520-rc32434_wdt.patch
@@ -0,0 +1,43 @@
+diff -ur linux-2.6.22.4.old/arch/mips/kernel/time.c linux-2.6.22.4.new/arch/mips/kernel/time.c
+--- linux-2.6.22.4.old/arch/mips/kernel/time.c	2007-08-21 06:33:06.000000000 +0200
++++ linux-2.6.22.4.new/arch/mips/kernel/time.c	2007-12-24 17:13:43.000000000 +0100
+@@ -478,3 +478,5 @@
+ EXPORT_SYMBOL(to_tm);
+ EXPORT_SYMBOL(rtc_mips_set_time);
+ EXPORT_SYMBOL(rtc_mips_get_time);
++EXPORT_SYMBOL(mips_hpt_frequency);
++
+diff -ur linux-2.6.22.4.old/drivers/char/watchdog/Kconfig linux-2.6.22.4.new/drivers/char/watchdog/Kconfig
+--- linux-2.6.22.4.old/drivers/char/watchdog/Kconfig	2007-08-21 06:33:06.000000000 +0200
++++ linux-2.6.22.4.new/drivers/char/watchdog/Kconfig	2007-12-24 17:13:43.000000000 +0100
+@@ -575,6 +575,19 @@
+ 	  To compile this driver as a module, choose M here: the
+ 	  module will be called rm9k_wdt.
+ 
++config RC32434_WDT
++	tristate "IDT Interprise 79RC32434 SoC hardware watchdog"
++	depends on WATCHDOG && MIKROTIK_RB500
++	help
++	  This is a driver for hardware watchdog integrated in IDT Interprise
++	  79RC32434 SoC. This watchdog simply watches your kernel to make sure
++	  it doesn't freeze, and if it does, it reboots your computer after a
++	  certain amount of time.
++
++	  To compile this driver as a module, choose M here: the module will be
++	  called rc32434_wdt.
++
++
+ # S390 Architecture
+ 
+ config ZVM_WATCHDOG
+diff -ur linux-2.6.22.4.old/drivers/char/watchdog/Makefile linux-2.6.22.4.new/drivers/char/watchdog/Makefile
+--- linux-2.6.22.4.old/drivers/char/watchdog/Makefile	2007-08-21 06:33:06.000000000 +0200
++++ linux-2.6.22.4.new/drivers/char/watchdog/Makefile	2007-12-24 17:13:43.000000000 +0100
+@@ -75,6 +75,7 @@
+ obj-$(CONFIG_INDYDOG) += indydog.o
+ obj-$(CONFIG_WDT_MTX1)	+= mtx-1_wdt.o
+ obj-$(CONFIG_WDT_RM9K_GPI) += rm9k_wdt.o
++obj-$(CONFIG_RC32434_WDT) += rc32434_wdt.o
+ 
+ # S390 Architecture
+ 
-- 
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