Commit 06be64a3 authored by Haiying Wang's avatar Haiying Wang Committed by Kumar Gala

powerpc/85xx: Don't reset the MPIC for CAMP mode on MPC8572DS

The flag MPIC_WANTS_RESET shouldn't be set if we are doing cooperative
asymmetric MP.  The second linux shouldn't reset the pic or the first
one gets very confused.
Signed-off-by: default avatarHaiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent c64ef80b
......@@ -63,6 +63,7 @@ void __init mpc85xx_ds_pic_init(void)
struct device_node *cascade_node = NULL;
int cascade_irq;
#endif
unsigned long root = of_get_flat_dt_root();
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL) {
......@@ -76,11 +77,19 @@ void __init mpc85xx_ds_pic_init(void)
return;
}
if (of_flat_dt_is_compatible(root, "fsl,MPC8572DS-CAMP")) {
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS,
0, 256, " OpenPIC ");
} else {
mpic = mpic_alloc(np, r.start,
MPIC_PRIMARY | MPIC_WANTS_RESET |
MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS |
MPIC_SINGLE_DEST_CPU,
0, 256, " OpenPIC ");
}
BUG_ON(mpic == NULL);
of_node_put(np);
......
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