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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-01-07 16:15:52 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-01-07 16:15:52 +0000 |
commit | f8ce25476d5f12ffa29b885e49c38cd95053437e (patch) | |
tree | 640fbdaacbf375f13feaf0eee49306d90b778b8a /include/asm-arm/hardware/clock.h | |
parent | de1d815fccee1f4766a7e56054ab0ec3f6f3a7db (diff) | |
download | op-kernel-dev-f8ce25476d5f12ffa29b885e49c38cd95053437e.zip op-kernel-dev-f8ce25476d5f12ffa29b885e49c38cd95053437e.tar.gz |
[ARM] Move asm/hardware/clock.h to linux/clk.h
This is needs to be visible to other architectures using the AMBA
bus and peripherals.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/hardware/clock.h')
-rw-r--r-- | include/asm-arm/hardware/clock.h | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/include/asm-arm/hardware/clock.h b/include/asm-arm/hardware/clock.h deleted file mode 100644 index 69f3321..0000000 --- a/include/asm-arm/hardware/clock.h +++ /dev/null @@ -1,124 +0,0 @@ -/* - * linux/include/asm-arm/hardware/clock.h - * - * Copyright (C) 2004 ARM Limited. - * Written by Deep Blue Solutions Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef ASMARM_CLOCK_H -#define ASMARM_CLOCK_H - -struct device; - -/* - * The base API. - */ - - -/* - * struct clk - an machine class defined object / cookie. - */ -struct clk; - -/** - * clk_get - lookup and obtain a reference to a clock producer. - * @dev: device for clock "consumer" - * @id: clock comsumer ID - * - * Returns a struct clk corresponding to the clock producer, or - * valid IS_ERR() condition containing errno. The implementation - * uses @dev and @id to determine the clock consumer, and thereby - * the clock producer. (IOW, @id may be identical strings, but - * clk_get may return different clock producers depending on @dev.) - * - * Drivers must assume that the clock source is not enabled. - */ -struct clk *clk_get(struct device *dev, const char *id); - -/** - * clk_enable - inform the system when the clock source should be running. - * @clk: clock source - * - * If the clock can not be enabled/disabled, this should return success. - * - * Returns success (0) or negative errno. - */ -int clk_enable(struct clk *clk); - -/** - * clk_disable - inform the system when the clock source is no longer required. - * @clk: clock source - * - * Inform the system that a clock source is no longer required by - * a driver and may be shut down. - * - * Implementation detail: if the clock source is shared between - * multiple drivers, clk_enable() calls must be balanced by the - * same number of clk_disable() calls for the clock source to be - * disabled. - */ -void clk_disable(struct clk *clk); - -/** - * clk_get_rate - obtain the current clock rate (in Hz) for a clock source. - * This is only valid once the clock source has been enabled. - * @clk: clock source - */ -unsigned long clk_get_rate(struct clk *clk); - -/** - * clk_put - "free" the clock source - * @clk: clock source - * - * Note: drivers must ensure that all clk_enable calls made on this - * clock source are balanced by clk_disable calls prior to calling - * this function. - */ -void clk_put(struct clk *clk); - - -/* - * The remaining APIs are optional for machine class support. - */ - - -/** - * clk_round_rate - adjust a rate to the exact rate a clock can provide - * @clk: clock source - * @rate: desired clock rate in Hz - * - * Returns rounded clock rate in Hz, or negative errno. - */ -long clk_round_rate(struct clk *clk, unsigned long rate); - -/** - * clk_set_rate - set the clock rate for a clock source - * @clk: clock source - * @rate: desired clock rate in Hz - * - * Returns success (0) or negative errno. - */ -int clk_set_rate(struct clk *clk, unsigned long rate); - -/** - * clk_set_parent - set the parent clock source for this clock - * @clk: clock source - * @parent: parent clock source - * - * Returns success (0) or negative errno. - */ -int clk_set_parent(struct clk *clk, struct clk *parent); - -/** - * clk_get_parent - get the parent clock source for this clock - * @clk: clock source - * - * Returns struct clk corresponding to parent clock source, or - * valid IS_ERR() condition containing errno. - */ -struct clk *clk_get_parent(struct clk *clk); - -#endif |