fc0a592156
In some cases, you might need to deassert from reset an hardware block that doesn't associated to a struct device (CPUs, timers, etc.). Add a small helper to retrieve the reset controller from the device tree without the need to pass a struct device. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
22 lines
626 B
C
22 lines
626 B
C
#ifndef _LINUX_RESET_H_
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#define _LINUX_RESET_H_
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#include <linux/of.h>
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struct device;
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struct reset_control;
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int reset_control_reset(struct reset_control *rstc);
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int reset_control_assert(struct reset_control *rstc);
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int reset_control_deassert(struct reset_control *rstc);
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struct reset_control *of_reset_control_get(struct device_node *node,
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const char *id);
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struct reset_control *reset_control_get(struct device *dev, const char *id);
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void reset_control_put(struct reset_control *rstc);
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struct reset_control *devm_reset_control_get(struct device *dev, const char *id);
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int device_reset(struct device *dev);
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#endif
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