Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c5c01c9700e59a5b20d7bdd15808d33ab9d9e877
Commit: c5c01c9700e59a5b20d7bdd15808d33ab9d9e877
Parent: c052a22e808fc1f9b78b9a2fe7065f2026815128
Author: Marian Balakowicz <[EMAIL PROTECTED]>
AuthorDate: Fri Oct 19 04:44:14 2007 +1000
Committer: Grant Likely <[EMAIL PROTECTED]>
CommitDate: Sun Oct 21 12:42:47 2007 -0600
[POWERPC] Add mpc52xx_find_and_map_path(), refactor utility functions
Add helper routine mpc52xx_find_and_map_path(). Extract common code to
mpc52xx_map_node() and refactor mpc52xx_find_and_map().
Signed-off-by: Jan Wrobel <[EMAIL PROTECTED]>
Signed-off-by: Grant Likely <[EMAIL PROTECTED]>
---
arch/powerpc/platforms/52xx/mpc52xx_common.c | 21 +++++++++++++++++----
include/asm-powerpc/mpc52xx.h | 1 +
2 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c
b/arch/powerpc/platforms/52xx/mpc52xx_common.c
index 3bc201e..74b4b41 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_common.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c
@@ -19,14 +19,12 @@
#include <asm/mpc52xx.h>
-void __iomem *
-mpc52xx_find_and_map(const char *compatible)
+static void __iomem *
+mpc52xx_map_node(struct device_node *ofn)
{
- struct device_node *ofn;
const u32 *regaddr_p;
u64 regaddr64, size64;
- ofn = of_find_compatible_node(NULL, NULL, compatible);
if (!ofn)
return NULL;
@@ -42,8 +40,23 @@ mpc52xx_find_and_map(const char *compatible)
return ioremap((u32)regaddr64, (u32)size64);
}
+
+void __iomem *
+mpc52xx_find_and_map(const char *compatible)
+{
+ return mpc52xx_map_node(
+ of_find_compatible_node(NULL, NULL, compatible));
+}
+
EXPORT_SYMBOL(mpc52xx_find_and_map);
+void __iomem *
+mpc52xx_find_and_map_path(const char *path)
+{
+ return mpc52xx_map_node(of_find_node_by_path(path));
+}
+
+EXPORT_SYMBOL(mpc52xx_find_and_map_path);
/**
* mpc52xx_find_ipb_freq - Find the IPB bus frequency for a device
diff --git a/include/asm-powerpc/mpc52xx.h b/include/asm-powerpc/mpc52xx.h
index 764d997..8e42846 100644
--- a/include/asm-powerpc/mpc52xx.h
+++ b/include/asm-powerpc/mpc52xx.h
@@ -249,6 +249,7 @@ struct mpc52xx_cdm {
#ifndef __ASSEMBLY__
extern void __iomem * mpc52xx_find_and_map(const char *);
+extern void __iomem * mpc52xx_find_and_map_path(const char *path);
extern unsigned int mpc52xx_find_ipb_freq(struct device_node *node);
extern void mpc5200_setup_xlb_arbiter(void);
extern void mpc52xx_declare_of_platform_devices(void);
-
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