From: Patrice Chotard <patrice.chot...@st.com>
This is needed in error path to assert previously deasserted
reset by using a saved reset_ctl reference.
Signed-off-by: Patrice Chotard <patrice.chot...@st.com>
Reviewed-by: Simon Glass <s...@chromium.org>
---
v7: _ none
v6: _ none
v5: _ none
v4: _ none
v3: _ none
v2: _ none
drivers/reset/reset-uclass.c | 9 +++++++++
include/reset.h | 9 +++++++++
2 files changed, 18 insertions(+)
diff --git a/drivers/reset/reset-uclass.c b/drivers/reset/reset-uclass.c
index de3695f..4fd82b9 100644
--- a/drivers/reset/reset-uclass.c
+++ b/drivers/reset/reset-uclass.c
@@ -97,6 +97,15 @@ int reset_get_by_name(struct udevice *dev, const char *name,
return reset_get_by_index(dev, index, reset_ctl);
}
+int reset_request(struct reset_ctl *reset_ctl)
+{
+ struct reset_ops *ops = reset_dev_ops(reset_ctl->dev);
+
+ debug("%s(reset_ctl=%p)\n", __func__, reset_ctl);
+
+ return ops->request(reset_ctl);
+}
+
int reset_free(struct reset_ctl *reset_ctl)
{
struct reset_ops *ops = reset_dev_ops(reset_ctl->dev);
diff --git a/include/reset.h b/include/reset.h
index f45fcf8..4f2e35f 100644
--- a/include/reset.h
+++ b/include/reset.h
@@ -100,6 +100,15 @@ int reset_get_by_name(struct udevice *dev, const char
*name,
struct reset_ctl *reset_ctl);
/**
+ * reset_request - Request a reset signal.
+ *
+ * @reset_ctl: A reset control struct.
+ *
+ * @return 0 if OK, or a negative error code.
+ */
+int reset_request(struct reset_ctl *reset_ctl);
+
+/**
* reset_free - Free a previously requested reset signal.
*
* @reset_ctl: A reset control struct that was previously successfully
--
1.9.1
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