diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2010-06-08 07:48:09 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2010-07-05 16:14:26 -0600 |
| commit | 6b884a8d50a6eea2fb3dad7befe748f67193073b (patch) | |
| tree | 85756fbd09ebaebdeb9a7ab56806bcbc5e793532 /arch | |
| parent | a7c194b007ec40a130207e9ace9cecf598fc6ac5 (diff) | |
| download | linux-6b884a8d50a6eea2fb3dad7befe748f67193073b.tar.gz linux-6b884a8d50a6eea2fb3dad7befe748f67193073b.tar.bz2 linux-6b884a8d50a6eea2fb3dad7befe748f67193073b.zip | |
of/address: merge of_iomap()
Merge common code between Microblaze and PowerPC. This patch creates
new of_address.h and address.c files to containing address translation
and mapping routines. First routine to be moved it of_iomap()
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
CC: Michal Simek <monstr@monstr.eu>
CC: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/microblaze/include/asm/prom.h | 10 | ||||
| -rw-r--r-- | arch/microblaze/kernel/prom_parse.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/prom.h | 10 | ||||
| -rw-r--r-- | arch/powerpc/kernel/prom_parse.c | 11 |
4 files changed, 2 insertions, 40 deletions
diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h index 5fbdfe76fe76..6411c3b3a80f 100644 --- a/arch/microblaze/include/asm/prom.h +++ b/arch/microblaze/include/asm/prom.h @@ -20,6 +20,7 @@ #ifndef __ASSEMBLY__ #include <linux/types.h> +#include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_fdt.h> #include <linux/proc_fs.h> @@ -103,15 +104,6 @@ extern const void *of_get_mac_address(struct device_node *np); struct pci_dev; extern int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq); -/** - * of_iomap - Maps the memory mapped IO for a given device_node - * @device: the device whose io range will be mapped - * @index: index of the io range - * - * Returns a pointer to the mapped memory - */ -extern void __iomem *of_iomap(struct device_node *device, int index); - #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_MICROBLAZE_PROM_H */ diff --git a/arch/microblaze/kernel/prom_parse.c b/arch/microblaze/kernel/prom_parse.c index e28968fa34c1..1159ba52ad4a 100644 --- a/arch/microblaze/kernel/prom_parse.c +++ b/arch/microblaze/kernel/prom_parse.c @@ -681,14 +681,3 @@ const void *of_get_mac_address(struct device_node *np) return NULL; } EXPORT_SYMBOL(of_get_mac_address); - -void __iomem *of_iomap(struct device_node *np, int index) -{ - struct resource res; - - if (of_address_to_resource(np, index, &res)) - return NULL; - - return ioremap(res.start, 1 + res.end - res.start); -} -EXPORT_SYMBOL(of_iomap); diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h index 10d5ee556702..0abe379c6f33 100644 --- a/arch/powerpc/include/asm/prom.h +++ b/arch/powerpc/include/asm/prom.h @@ -18,6 +18,7 @@ */ #include <linux/types.h> #include <linux/of_fdt.h> +#include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/proc_fs.h> #include <linux/platform_device.h> @@ -119,14 +120,5 @@ extern const void *of_get_mac_address(struct device_node *np); struct pci_dev; extern int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq); -/** - * of_iomap - Maps the memory mapped IO for a given device_node - * @device: the device whose io range will be mapped - * @index: index of the io range - * - * Returns a pointer to the mapped memory - */ -extern void __iomem *of_iomap(struct device_node *device, int index); - #endif /* __KERNEL__ */ #endif /* _POWERPC_PROM_H */ diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c index d61a5c5fe690..1d5d4f6dfef5 100644 --- a/arch/powerpc/kernel/prom_parse.c +++ b/arch/powerpc/kernel/prom_parse.c @@ -715,14 +715,3 @@ const void *of_get_mac_address(struct device_node *np) return NULL; } EXPORT_SYMBOL(of_get_mac_address); - -void __iomem *of_iomap(struct device_node *np, int index) -{ - struct resource res; - - if (of_address_to_resource(np, index, &res)) - return NULL; - - return ioremap(res.start, 1 + res.end - res.start); -} -EXPORT_SYMBOL(of_iomap); |