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由 Fabio Estevam 提交于
CONFIG_DEBUG_FS is a very useful debug option as it allow us to access key data such as the clock tree, for example: mount -t debugfs debugfs /sys/kernel/debug cat /sys/kernel/debug/clk/clk_summary Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com> Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
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