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clk: add clk_unregister_fixed_rate() 

Allow to unregister fixed rate clock.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
hifive-unleashed-5.1
Masahiro Yamada 2016-01-06 13:25:10 +09:00 committed by Stephen Boyd
parent cbf9591f66
commit 0b225e41e3
2 changed files with 14 additions and 1 deletions
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13
drivers/clk/clk-fixed-rate.c
View File

@ -104,6 +104,19 @@ struct clk *clk_register_fixed_rate(struct device *dev, const char *name,
}
EXPORT_SYMBOL_GPL(clk_register_fixed_rate);
void clk_unregister_fixed_rate(struct clk *clk)
{
struct clk_hw *hw;
hw = __clk_get_hw(clk);
if (!hw)
return;
clk_unregister(clk);
kfree(to_clk_fixed_rate(hw));
}
EXPORT_SYMBOL_GPL(clk_unregister_fixed_rate);
#ifdef CONFIG_OF
/**
* of_fixed_clk_setup() - Setup function for simple fixed rate clock

2
include/linux/clk-provider.h
View File

@ -285,7 +285,7 @@ struct clk *clk_register_fixed_rate(struct device *dev, const char *name,
struct clk *clk_register_fixed_rate_with_accuracy(struct device *dev,
const char *name, const char *parent_name, unsigned long flags,
unsigned long fixed_rate, unsigned long fixed_accuracy);
void clk_unregister_fixed_rate(struct clk *clk);
void of_fixed_clk_setup(struct device_node *np);
/**