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authorIngo Molnar <mingo@elte.hu>2008-07-06 14:23:39 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-06 14:23:39 +0200
commit68083e05d72d94f347293d8cc0067050ba904bfa (patch)
tree842e71365bd90866be7add181661a4039d891564 /arch/powerpc/kernel/legacy_serial.c
parent7baac8b91f9871ba8cb09af84de4ae1d86d07812 (diff)
parentb7279469d66b55119784b8b9529c99c1955fe747 (diff)
downloadlinux-68083e05d72d94f347293d8cc0067050ba904bfa.tar.gz
Merge commit 'v2.6.26-rc9' into cpus4096
Diffstat (limited to 'arch/powerpc/kernel/legacy_serial.c')
-rw-r--r--arch/powerpc/kernel/legacy_serial.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index 61dd17449ddc..cf37f5ca4b71 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -136,6 +136,11 @@ static int __init add_legacy_soc_port(struct device_node *np,
if (of_get_property(np, "clock-frequency", NULL) == NULL)
return -1;
+ /* if reg-shift or offset, don't try to use it */
+ if ((of_get_property(np, "reg-shift", NULL) != NULL) ||
+ (of_get_property(np, "reg-offset", NULL) != NULL))
+ return -1;
+
/* if rtas uses this device, don't try to use it as well */
if (of_get_property(np, "used-by-rtas", NULL) != NULL)
return -1;