struct reset_control *devm_reset_control_get(struct device *dev, const char *id)
int reset_control_deassert(struct reset_control *rstc)
int reset_control_assert(struct reset_control *rstc)
参数和返回值与reset_control_deassert
相同
int reset_control_reset(struct reset_control *rstc)
reset_control_assert
后,然后delay一会,再调用reset_control_deassert
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