doc/kernel-parameters.txt: clarify clk_ignore_unused
Refine the definition around clk_ignore_unused, which caused some confusion recently on the linux-fbdev and linux-arm-kernel mailing lists[0]. [0] http://lkml.kernel.org/r/<20140929135358.GC30998@ulmo> Signed-off-by: Mike Turquette <mturquette@linaro.org>
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@ -605,11 +605,15 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
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See Documentation/s390/CommonIO for details.
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See Documentation/s390/CommonIO for details.
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clk_ignore_unused
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clk_ignore_unused
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[CLK]
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[CLK]
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Keep all clocks already enabled by bootloader on,
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Prevents the clock framework from automatically gating
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even if no driver has claimed them. This is useful
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clocks that have not been explicitly enabled by a Linux
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for debug and development, but should not be
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device driver but are enabled in hardware at reset or
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needed on a platform with proper driver support.
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by the bootloader/firmware. Note that this does not
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For more information, see Documentation/clk.txt.
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force such clocks to be always-on nor does it reserve
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those clocks in any way. This parameter is useful for
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debug and development, but should not be needed on a
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platform with proper driver support. For more
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information, see Documentation/clk.txt.
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clock= [BUGS=X86-32, HW] gettimeofday clocksource override.
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clock= [BUGS=X86-32, HW] gettimeofday clocksource override.
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[Deprecated]
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[Deprecated]
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