diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index 3bc201e07e6b9a5a66a8b3f9011faa1b327971d9..74b4b418384232c474e2c2f153d4fb98c6c98bcd 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -19,14 +19,12 @@ #include -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 764d997b4cde5945ce4deb91994ec8caca1aa085..8e428466a60f8e48f82f7a377293756320c01b75 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);