From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.semihalf.com (mail.semihalf.com [83.12.36.68]) by ozlabs.org (Postfix) with ESMTP id D7005DDE3B for ; Wed, 17 Oct 2007 22:59:09 +1000 (EST) Received: from localhost (unknown [127.0.0.1]) by mail.semihalf.com (Postfix) with ESMTP id 6C75414288 for ; Wed, 17 Oct 2007 14:59:09 +0200 (CEST) Received: from mail.semihalf.com ([127.0.0.1]) by localhost (mail.semihalf.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 04062-02 for ; Wed, 17 Oct 2007 14:59:07 +0200 (CEST) Message-ID: <47160709.5020002@semihalf.com> Date: Wed, 17 Oct 2007 14:58:49 +0200 From: Marian Balakowicz MIME-Version: 1.0 To: linuxppc-dev@ozlabs.org Subject: [PATCH 1/4] [POWERPC] Add mpc52xx_find_and_map_path(), refactor utility functions References: <47160689.4020301@semihalf.com> In-Reply-To: <47160689.4020301@semihalf.com> Content-Type: text/plain; charset=ISO-8859-2 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 Reviewed-by: Grant Likely --- 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 #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 *compati 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 24751df..9cf05f9 100644 --- a/include/asm-powerpc/mpc52xx.h +++ b/include/asm-powerpc/mpc52xx.h @@ -242,6 +242,7 @@ #endif /* __ASSEMBLY__ */ #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);