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| author | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-11 14:36:25 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-11 14:36:25 +0100 |
| commit | a8931ef380c92d121ae74ecfb03b2d63f72eea6f (patch) | |
| tree | 980fb6b019e11e6cb1ece55b7faff184721a8053 /arch/powerpc/kernel/legacy_serial.c | |
| parent | 90574d0a4d4b73308ae54a2a57a4f3f1fa98e984 (diff) | |
| parent | e5a5816f7875207cb0a0a7032e39a4686c5e10a4 (diff) | |
| download | olio-linux-3.10-a8931ef380c92d121ae74ecfb03b2d63f72eea6f.tar.xz olio-linux-3.10-a8931ef380c92d121ae74ecfb03b2d63f72eea6f.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/powerpc/kernel/legacy_serial.c')
| -rw-r--r-- | arch/powerpc/kernel/legacy_serial.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c index 61dd17449dd..4d96e1db55e 100644 --- a/arch/powerpc/kernel/legacy_serial.c +++ b/arch/powerpc/kernel/legacy_serial.c @@ -33,13 +33,14 @@ static struct legacy_serial_info { phys_addr_t taddr; } legacy_serial_infos[MAX_LEGACY_SERIAL_PORTS]; -static struct __initdata of_device_id parents[] = { +static struct __initdata of_device_id legacy_serial_parents[] = { {.type = "soc",}, {.type = "tsi-bridge",}, {.type = "opb", }, {.compatible = "ibm,opb",}, {.compatible = "simple-bus",}, {.compatible = "wrs,epld-localbus",}, + {}, }; static unsigned int legacy_serial_count; @@ -136,6 +137,11 @@ 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; @@ -322,7 +328,7 @@ void __init find_legacy_serial_ports(void) struct device_node *parent = of_get_parent(np); if (!parent) continue; - if (of_match_node(parents, parent) != NULL) { + if (of_match_node(legacy_serial_parents, parent) != NULL) { index = add_legacy_soc_port(np, np); if (index >= 0 && np == stdout) legacy_serial_console = index; |