summaryrefslogtreecommitdiffstats
path: root/target/linux/brcm47xx/patches-2.6.23/610-ssb-watchdog-fix.patch
blob: 55ba9a02f489ca139d19a7426bf7382b96bdb96b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
--- a/drivers/ssb/driver_mipscore.c	2007-12-06 08:07:00.000000000 +0100
+++ b/drivers/ssb/driver_mipscore.c	2007-12-06 10:27:43.000000000 +0100
@@ -31,6 +31,19 @@
 	ssb_write32(extif->dev, offset, value);
 }
 
+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
+int
+ssb_watchdog(struct ssb_bus *bus, uint ticks)
+{
+	/* instant NMI */
+	if (bus->chipco.dev)
+		ssb_write32(bus->chipco.dev, SSB_CHIPCO_WATCHDOG, ticks);
+	else if (bus->extif.dev)
+		ssb_write32(bus->extif.dev, SSB_EXTIF_WATCHDOG, ticks);
+	return 0;
+}
+EXPORT_SYMBOL(ssb_watchdog);
+
 static const u32 ipsflag_irq_mask[] = {
 	0,
 	SSB_IPSFLAG_IRQ1,
--- a/include/linux/ssb/ssb_driver_mips.h	2007-12-06 08:07:00.000000000 +0100
+++ b/include/linux/ssb/ssb_driver_mips.h	2007-12-06 10:32:36.000000000 +0100
@@ -30,6 +30,8 @@
 
 extern unsigned int ssb_mips_irq(struct ssb_device *dev);
 
+/* Set watchdog reset timer to fire in 'ticks' backplane cycles */
+extern int ssb_watchdog(struct ssb_bus *bus, uint ticks);
 
 #else /* CONFIG_SSB_DRIVER_MIPS */
 
--- a/arch/mips/bcm947xx/setup.c	2007-12-06 08:07:00.000000000 +0100
+++ b/arch/mips/bcm947xx/setup.c	2007-12-06 10:33:39.000000000 +0100
@@ -55,7 +55,7 @@
 	 */
 
 	/* Set the watchdog timer to reset immediately */
-	ssb_chipco_watchdog_timer_set(&ssb.chipco, 1);
+	ssb_watchdog(&ssb, 1);
 	while (1)
 		cpu_relax();
 }
@@ -64,7 +64,7 @@
 {
 	/* Disable interrupts and watchdog and spin forever */
 	local_irq_disable();
-	ssb_chipco_watchdog_timer_set(&ssb.chipco, 0);
+	ssb_watchdog(&ssb, 0);
 	while (1)
 		cpu_relax();
 }