diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc/kernel/ioport.c | 17 | ||||
| -rw-r--r-- | arch/sparc64/kernel/of_device.c | 17 |
2 files changed, 34 insertions, 0 deletions
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index 79d177149fd..8654b446ac9 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -26,6 +26,7 @@ */ #include <linux/config.h> +#include <linux/module.h> #include <linux/sched.h> #include <linux/kernel.h> #include <linux/errno.h> @@ -40,6 +41,7 @@ #include <asm/vaddrs.h> #include <asm/oplib.h> #include <asm/prom.h> +#include <asm/of_device.h> #include <asm/sbus.h> #include <asm/page.h> #include <asm/pgalloc.h> @@ -143,6 +145,21 @@ void __iomem *sbus_ioremap(struct resource *phyres, unsigned long offset, phyres->start + offset, size, name); } +void __iomem *of_ioremap(struct resource *res, unsigned long offset, + unsigned long size, char *name) +{ + return _sparc_alloc_io(res->flags & 0xF, + res->start + offset, + size, name); +} +EXPORT_SYMBOL(of_ioremap); + +void of_iounmap(void __iomem *base, unsigned long size) +{ + iounmap(base); +} +EXPORT_SYMBOL(of_iounmap); + /* */ void sbus_iounmap(volatile void __iomem *addr, unsigned long size) diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c index 00502dc280e..9812cfa6dd3 100644 --- a/arch/sparc64/kernel/of_device.c +++ b/arch/sparc64/kernel/of_device.c @@ -129,6 +129,23 @@ static int of_device_resume(struct device * dev) return error; } +void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name) +{ + unsigned long ret = res->start + offset; + + if (!request_region(ret, size, name)) + ret = 0; + + return (void __iomem *) ret; +} +EXPORT_SYMBOL(of_ioremap); + +void of_iounmap(void __iomem *base, unsigned long size) +{ + release_region((unsigned long) base, size); +} +EXPORT_SYMBOL(of_iounmap); + #ifdef CONFIG_PCI struct bus_type isa_bus_type = { .name = "isa", |