diff options
author | Greg Ungerer <gerg@uclinux.org> | 2009-03-04 01:43:06 +0100 |
---|---|---|
committer | Greg Ungerer <gerg@uclinux.org> | 2009-03-24 06:17:45 +0100 |
commit | facdf0ed4f594485fb2a1d2d024a150924c6b01c (patch) | |
tree | 911afb933893c6fce25ef3e36cd3fa09ac0ac87a | |
parent | m68k: merge the mmu and non-mmu versions of module.h (diff) | |
download | linux-facdf0ed4f594485fb2a1d2d024a150924c6b01c.tar.xz linux-facdf0ed4f594485fb2a1d2d024a150924c6b01c.zip |
m68knommu: introduce basic clk infrastructure
Create basic support for clk API. Recent changes to the FEC driver
(used by many ColdFire family parts) need this. Initially only
supports getting the master clock frequency.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
-rw-r--r-- | arch/m68knommu/platform/coldfire/Makefile | 2 | ||||
-rw-r--r-- | arch/m68knommu/platform/coldfire/clk.c | 40 |
2 files changed, 41 insertions, 1 deletions
diff --git a/arch/m68knommu/platform/coldfire/Makefile b/arch/m68knommu/platform/coldfire/Makefile index 4f416a91a829..1bcb9372353f 100644 --- a/arch/m68knommu/platform/coldfire/Makefile +++ b/arch/m68knommu/platform/coldfire/Makefile @@ -14,7 +14,7 @@ asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1 -obj-$(CONFIG_COLDFIRE) += dma.o entry.o vectors.o +obj-$(CONFIG_COLDFIRE) += clk.o dma.o entry.o vectors.o obj-$(CONFIG_M5206) += timers.o obj-$(CONFIG_M5206e) += timers.o obj-$(CONFIG_M520x) += pit.o diff --git a/arch/m68knommu/platform/coldfire/clk.c b/arch/m68knommu/platform/coldfire/clk.c new file mode 100644 index 000000000000..7cdbf445b28f --- /dev/null +++ b/arch/m68knommu/platform/coldfire/clk.c @@ -0,0 +1,40 @@ +/***************************************************************************/ + +/* + * clk.c -- general ColdFire CPU kernel clk handling + * + * Copyright (C) 2009, Greg Ungerer (gerg@snapgear.com) + */ + +/***************************************************************************/ + +#include <linux/kernel.h> +#include <linux/clk.h> +#include <asm/coldfire.h> + +/***************************************************************************/ + +struct clk *clk_get(struct device *dev, const char *id) +{ + return NULL; +} + +int clk_enable(struct clk *clk) +{ + return 0; +} + +void clk_disable(struct clk *clk) +{ +} + +void clk_put(struct clk *clk) +{ +} + +unsigned long clk_get_rate(struct clk *clk) +{ + return MCF_CLK; +} + +/***************************************************************************/ |