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reset: add reset_release_all()

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Add reset_release_all() method which Assert/Free an
array of resets signal that has been previously successfully
requested by reset_get_by_*()

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Patrice Chotard 2017-07-18 11:57:06 +02:00 • committed by Marek Vasut
parent 9bd5cdf6b6
commit 3b9d1bdd4e
2 changed files with 43 additions and 0 deletions
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18
include/reset.h
View file

@ -144,6 +144,18 @@ int reset_assert(struct reset_ctl *reset_ctl);
*/
int reset_deassert(struct reset_ctl *reset_ctl);
/**
* reset_release_all - Assert/Free an array of previously requested resets.
*
* For each reset contained in the reset array, this function will check if
* reset has been previously requested and then will assert and free it.
*
* @reset_ctl: A reset struct array that was previously successfully
* requested by reset_get_by_*().
* @count Number of reset contained in the array
* @return 0 if OK, or a negative error code.
*/
int reset_release_all(struct reset_ctl *reset_ctl, int count);
#else
static inline int reset_get_by_index(struct udevice *dev, int index,
struct reset_ctl *reset_ctl)
@ -171,6 +183,12 @@ static inline int reset_deassert(struct reset_ctl *reset_ctl)
{
return 0;
}
static inline int reset_release_all(struct reset_ctl *reset_ctl, int count)
{
return 0;
}
#endif
#endif