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authorDavid S. Miller <davem@davemloft.net>2008-08-27 04:54:04 -0700
committerDavid S. Miller <davem@davemloft.net>2008-08-29 02:15:21 -0700
commit046e26a8ba10b8ceff822f8d91451ab6c1e08c4e (patch)
tree92e95380c0f7f6c5257023a59b88d4221d3f9744 /arch/sparc/mm/io-unit.c
parent5059625ed8862e897760b86effff0f8a35989c0d (diff)
downloadop-kernel-dev-046e26a8ba10b8ceff822f8d91451ab6c1e08c4e.zip
op-kernel-dev-046e26a8ba10b8ceff822f8d91451ab6c1e08c4e.tar.gz
sparc: Remove generic SBUS probing layer.
The individual SBUS IOMMU arch code now sets the IOMMU information directly into the OF device objects. Signed-off-by: David S. Miller <davem@davemloft.net>
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 0f97ab3..caf551a 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)
{
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