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-rw-r--r--arch/powerpc/platforms/86xx/mpc86xx_hpcn.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 813eb58..0b1b521 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -68,37 +68,36 @@ mpc86xx_hpcn_init_irq(void)
{
struct mpic *mpic1;
struct device_node *np;
- phys_addr_t openpic_paddr;
+ struct resource res;
#ifdef CONFIG_PCI
struct device_node *cascade_node = NULL;
int cascade_irq;
#endif
+ /* Determine PIC address. */
np = of_find_node_by_type(NULL, "open-pic");
if (np == NULL)
return;
-
- /* Determine the Physical Address of the OpenPIC regs */
- openpic_paddr = get_immrbase() + MPC86xx_OPENPIC_OFFSET;
+ of_address_to_resource(np, 0, &res);
/* Alloc mpic structure and per isu has 16 INT entries. */
- mpic1 = mpic_alloc(np, openpic_paddr,
+ mpic1 = mpic_alloc(np, res.start,
MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
16, NR_IRQS - 4,
" MPIC ");
BUG_ON(mpic1 == NULL);
- mpic_assign_isu(mpic1, 0, openpic_paddr + 0x10000);
+ mpic_assign_isu(mpic1, 0, res.start + 0x10000);
/* 48 Internal Interrupts */
- mpic_assign_isu(mpic1, 1, openpic_paddr + 0x10200);
- mpic_assign_isu(mpic1, 2, openpic_paddr + 0x10400);
- mpic_assign_isu(mpic1, 3, openpic_paddr + 0x10600);
+ mpic_assign_isu(mpic1, 1, res.start + 0x10200);
+ mpic_assign_isu(mpic1, 2, res.start + 0x10400);
+ mpic_assign_isu(mpic1, 3, res.start + 0x10600);
/* 16 External interrupts
* Moving them from [0 - 15] to [64 - 79]
*/
- mpic_assign_isu(mpic1, 4, openpic_paddr + 0x10000);
+ mpic_assign_isu(mpic1, 4, res.start + 0x10000);
mpic_init(mpic1);