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Diffstat (limited to 'arch/sparc/mm/io-unit.c')
-rw-r--r--arch/sparc/mm/io-unit.c30
1 files changed, 20 insertions, 10 deletions
diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c
index 0f97ab30df3..caf551ad9d8 100644
--- a/arch/sparc/mm/io-unit.c
+++ b/arch/sparc/mm/io-unit.c
@@ -34,18 +34,10 @@
#define IOPERM (IOUPTE_CACHE | IOUPTE_WRITE | IOUPTE_VALID)
#define MKIOPTE(phys) __iopte((((phys)>>4) & IOUPTE_PAGE) | IOPERM)
-void __init iounit_init(struct sbus_bus *sbus)
+static void __init iounit_iommu_init(struct of_device *op)
{
- struct device_node *dp = sbus->ofdev.node;
struct iounit_struct *iounit;
iopte_t *xpt, *xptend;
- struct of_device *op;
-
- op = of_find_device_by_node(dp);
- if (!op) {
- prom_printf("SUN4D: Cannot find SBI of_device.\n");
- prom_halt();
- }
iounit = kzalloc(sizeof(struct iounit_struct), GFP_ATOMIC);
if (!iounit) {
@@ -66,7 +58,6 @@ void __init iounit_init(struct sbus_bus *sbus)
prom_halt();
}
- sbus->ofdev.dev.archdata.iommu = iounit;
op->dev.archdata.iommu = iounit;
iounit->page_table = xpt;
spin_lock_init(&iounit->lock);
@@ -76,6 +67,25 @@ void __init iounit_init(struct sbus_bus *sbus)
iopte_val(*xpt++) = 0;
}
+static int __init iounit_init(void)
+{
+ extern void sun4d_init_sbi_irq(void);
+ struct device_node *dp;
+
+ for_each_node_by_name(dp, "sbi") {
+ struct of_device *op = of_find_device_by_node(dp);
+
+ iounit_iommu_init(op);
+ of_propagate_archdata(op);
+ }
+
+ sun4d_init_sbi_irq();
+
+ return 0;
+}
+
+subsys_initcall(iounit_init);
+
/* One has to hold iounit->lock to call this */
static unsigned long iounit_get_area(struct iounit_struct *iounit, unsigned long vaddr, int size)
{