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authorWade Farnsworth <wfarnsworth@mvista.com>2007-06-20 10:15:10 +1000
committerPaul Mackerras <paulus@samba.org>2007-07-10 21:53:49 +1000
commitdb0dbae9d9680bce69fe1ce775709e60c8ee9c29 (patch)
tree50327293d3b9620f25fe00e086bdb25b49c56cbf /arch
parent6a281856c02d2291df2f7d9df5bfdee2e7bdd747 (diff)
[POWERPC] Add a check for keyboard/mouse device nodes in check_legacy_ioport()
The device tree for the MPC8641 HPCN does not implement the device type property for I8042 nodes. In addition to checking the I8042 node's device type, also match the keyboard and/or mouse nodes' compatible property. Signed-off-by: Wade Farnsworth <wfarnsworth@mvista.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/setup-common.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index ed07a198f8d..38c4b733a72 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -486,6 +486,14 @@ int check_legacy_ioport(unsigned long base_port)
switch(base_port) {
case I8042_DATA_REG:
+ if (!(np = of_find_compatible_node(NULL, NULL, "pnpPNP,303")))
+ np = of_find_compatible_node(NULL, NULL, "pnpPNP,f03");
+ if (np) {
+ parent = of_get_parent(np);
+ of_node_put(np);
+ np = parent;
+ break;
+ }
np = of_find_node_by_type(NULL, "8042");
break;
case FDC_BASE: /* FDC1 */