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authorWade Farnsworth <wfarnsworth@mvista.com>2007-06-20 00:15:10 (GMT)
committerPaul Mackerras <paulus@samba.org>2007-07-10 11:53:49 (GMT)
commitdb0dbae9d9680bce69fe1ce775709e60c8ee9c29 (patch)
tree50327293d3b9620f25fe00e086bdb25b49c56cbf /arch/powerpc/kernel/setup-common.c
parent6a281856c02d2291df2f7d9df5bfdee2e7bdd747 (diff)
downloadlinux-db0dbae9d9680bce69fe1ce775709e60c8ee9c29.tar.xz
[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/powerpc/kernel/setup-common.c')
-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 ed07a19..38c4b73 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 */