summaryrefslogtreecommitdiff
path: root/drivers/watchdog/nv_tco.c
diff options
context:
space:
mode:
authorJiri Kosina <jkosina@suse.cz>2011-09-15 17:08:05 +0400
committerJiri Kosina <jkosina@suse.cz>2011-09-15 17:08:18 +0400
commite060c38434b2caa78efe7cedaff4191040b65a15 (patch)
tree407361230bf6733f63d8e788e4b5e6566ee04818 /drivers/watchdog/nv_tco.c
parent10e4ac572eeffe5317019bd7330b6058a400dfc2 (diff)
parentcc39c6a9bbdebfcf1a7dee64d83bf302bc38d941 (diff)
downloadlinux-e060c38434b2caa78efe7cedaff4191040b65a15.tar.xz
Merge branch 'master' into for-next
Fast-forward merge with Linus to be able to merge patches based on more recent version of the tree.
Diffstat (limited to 'drivers/watchdog/nv_tco.c')
-rw-r--r--drivers/watchdog/nv_tco.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/watchdog/nv_tco.c b/drivers/watchdog/nv_tco.c
index afa78a54711e..809f41c30c44 100644
--- a/drivers/watchdog/nv_tco.c
+++ b/drivers/watchdog/nv_tco.c
@@ -458,7 +458,15 @@ static int __devexit nv_tco_remove(struct platform_device *dev)
static void nv_tco_shutdown(struct platform_device *dev)
{
+ u32 val;
+
tco_timer_stop();
+
+ /* Some BIOSes fail the POST (once) if the NO_REBOOT flag is not
+ * unset during shutdown. */
+ pci_read_config_dword(tco_pci, MCP51_SMBUS_SETUP_B, &val);
+ val &= ~MCP51_SMBUS_SETUP_B_TCO_REBOOT;
+ pci_write_config_dword(tco_pci, MCP51_SMBUS_SETUP_B, val);
}
static struct platform_driver nv_tco_driver = {