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authorDave Jones <davej@redhat.com>2006-12-12 17:41:41 -0500
committerDave Jones <davej@redhat.com>2006-12-12 17:41:41 -0500
commitc4366889dda8110247be59ca41fddb82951a8c26 (patch)
tree705c1a996bed8fd48ce94ff33ec9fd00f9b94875 /arch/sparc64/kernel/of_device.c
parentdb2fb9db5735cc532fd4fc55e94b9a3c3750378e (diff)
parente1036502e5263851259d147771226161e5ccc85a (diff)
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Merge ../linus
Conflicts: drivers/cpufreq/cpufreq.c
Diffstat (limited to 'arch/sparc64/kernel/of_device.c')
-rw-r--r--arch/sparc64/kernel/of_device.c45
1 files changed, 32 insertions, 13 deletions
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index d822c7c18e1f..cec0eceae552 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -131,8 +131,13 @@ static int of_device_resume(struct device * dev)
void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name)
{
unsigned long ret = res->start + offset;
+ struct resource *r;
- if (!request_region(ret, size, name))
+ if (res->flags & IORESOURCE_MEM)
+ r = request_mem_region(ret, size, name);
+ else
+ r = request_region(ret, size, name);
+ if (!r)
ret = 0;
return (void __iomem *) ret;
@@ -397,16 +402,22 @@ static void of_bus_sbus_count_cells(struct device_node *child,
*sizec = 1;
}
-static int of_bus_sbus_map(u32 *addr, const u32 *range, int na, int ns, int pna)
-{
- return of_bus_default_map(addr, range, na, ns, pna);
-}
-
-static unsigned int of_bus_sbus_get_flags(u32 *addr)
+/*
+ * FHC/Central bus specific translator.
+ *
+ * This is just needed to hard-code the address and size cell
+ * counts. 'fhc' and 'central' nodes lack the #address-cells and
+ * #size-cells properties, and if you walk to the root on such
+ * Enterprise boxes all you'll get is a #size-cells of 2 which is
+ * not what we want to use.
+ */
+static int of_bus_fhc_match(struct device_node *np)
{
- return IORESOURCE_MEM;
+ return !strcmp(np->name, "fhc") ||
+ !strcmp(np->name, "central");
}
+#define of_bus_fhc_count_cells of_bus_sbus_count_cells
/*
* Array of bus specific translators
@@ -428,8 +439,17 @@ static struct of_bus of_busses[] = {
.addr_prop_name = "reg",
.match = of_bus_sbus_match,
.count_cells = of_bus_sbus_count_cells,
- .map = of_bus_sbus_map,
- .get_flags = of_bus_sbus_get_flags,
+ .map = of_bus_default_map,
+ .get_flags = of_bus_default_get_flags,
+ },
+ /* FHC */
+ {
+ .name = "fhc",
+ .addr_prop_name = "reg",
+ .match = of_bus_fhc_match,
+ .count_cells = of_bus_fhc_count_cells,
+ .map = of_bus_default_map,
+ .get_flags = of_bus_default_get_flags,
},
/* Default */
{
@@ -841,7 +861,7 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
if (!parent)
strcpy(op->dev.bus_id, "root");
else
- sprintf(op->dev.bus_id, "%s@%08x", dp->name, dp->node);
+ sprintf(op->dev.bus_id, "%08x", dp->node);
if (of_device_register(op)) {
printk("%s: Could not register of device.\n",
@@ -987,10 +1007,9 @@ struct of_device* of_platform_device_create(struct device_node *np,
{
struct of_device *dev;
- dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return NULL;
- memset(dev, 0, sizeof(*dev));
dev->dev.parent = parent;
dev->dev.bus = bus;