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authorChristian Krafft <krafft@de.ibm.com>2007-04-23 21:35:45 +0200
committerArnd Bergmann <arnd@klappe.arndb.de>2007-04-23 21:44:40 +0200
commit6bf05fd776e38a0a9c17e17c2345b59b1b9aa2cb (patch)
tree2f7c2ecec6918614f6f407bec94299d79baf5b47 /arch
parent4a065f9418274f2d73066f1638b3612341e4f030 (diff)
[POWERPC] add of_iomap function
The of_iomap function maps memory for a given device_node and returns a pointer to that memory. This is used at some places, so it makes sense to a seperate function. Signed-off-by: Christian Krafft <krafft@de.ibm.com> Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/sysdev/pmi.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/arch/powerpc/sysdev/pmi.c b/arch/powerpc/sysdev/pmi.c
index 05db1f9f82d..85a7c99c100 100644
--- a/arch/powerpc/sysdev/pmi.c
+++ b/arch/powerpc/sysdev/pmi.c
@@ -33,7 +33,7 @@
#include <asm/of_platform.h>
#include <asm/io.h>
#include <asm/pmi.h>
-
+#include <asm/prom.h>
struct pmi_data {
struct list_head handler;
@@ -49,21 +49,6 @@ struct pmi_data {
};
-
-static void __iomem *of_iomap(struct device_node *np)
-{
- struct resource res;
-
- if (of_address_to_resource(np, 0, &res))
- return NULL;
-
- pr_debug("Resource start: 0x%lx\n", res.start);
- pr_debug("Resource end: 0x%lx\n", res.end);
-
- return ioremap(res.start, 1 + res.end - res.start);
-}
-
-
static int pmi_irq_handler(int irq, void *dev_id)
{
struct pmi_data *data;
@@ -154,7 +139,7 @@ static int pmi_of_probe(struct of_device *dev,
goto out;
}
- data->pmi_reg = of_iomap(np);
+ data->pmi_reg = of_iomap(np, 0);
if (!data->pmi_reg) {
printk(KERN_ERR "pmi: invalid register address.\n");
rc = -EFAULT;