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authorAnton Altaparmakov <aia21@cantab.net>2006-01-03 12:51:07 +0000
committerAnton Altaparmakov <aia21@cantab.net>2006-01-03 12:51:07 +0000
commitd087e4bdd24ebe3ae3d0b265b6573ec901af4b4b (patch)
treec2db1b4958bbf617a25398b7ef93d82006b26a17 /arch/powerpc/platforms/powermac
parent292d4ed32e35df4755052b5002e533348d1648fd (diff)
parent88026842b0a760145aa71d69e74fbc9ec118ca44 (diff)
downloadblackbird-op-linux-d087e4bdd24ebe3ae3d0b265b6573ec901af4b4b.tar.gz
blackbird-op-linux-d087e4bdd24ebe3ae3d0b265b6573ec901af4b4b.zip
Merge branch 'master' of /usr/src/ntfs-2.6/
Diffstat (limited to 'arch/powerpc/platforms/powermac')
-rw-r--r--arch/powerpc/platforms/powermac/feature.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index 0d7fa00fcb00..f6e22da2a5da 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -1650,11 +1650,19 @@ void pmac_tweak_clock_spreading(int enable)
*/
if (macio->type == macio_intrepid) {
- if (enable)
- UN_OUT(UNI_N_CLOCK_SPREADING, 2);
- else
- UN_OUT(UNI_N_CLOCK_SPREADING, 0);
- mdelay(40);
+ struct device_node *clock =
+ of_find_node_by_path("/uni-n@f8000000/hw-clock");
+ if (clock && get_property(clock, "platform-do-clockspreading",
+ NULL)) {
+ printk(KERN_INFO "%sabling clock spreading on Intrepid"
+ " ASIC\n", enable ? "En" : "Dis");
+ if (enable)
+ UN_OUT(UNI_N_CLOCK_SPREADING, 2);
+ else
+ UN_OUT(UNI_N_CLOCK_SPREADING, 0);
+ mdelay(40);
+ }
+ of_node_put(clock);
}
while (machine_is_compatible("PowerBook5,2") ||
@@ -1724,6 +1732,9 @@ void pmac_tweak_clock_spreading(int enable)
pmac_low_i2c_close(ui2c);
break;
}
+ printk(KERN_INFO "%sabling clock spreading on i2c clock chip\n",
+ enable ? "En" : "Dis");
+
pmac_low_i2c_setmode(ui2c, pmac_low_i2c_mode_stdsub);
rc = pmac_low_i2c_xfer(ui2c, 0xd2 | pmac_low_i2c_write, 0x80, buffer, 9);
DBG("write result: %d,", rc);
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