Commit 56a71f89 authored by Simon Glass's avatar Simon Glass
Browse files

dm: gpio: Add an implementation for gpio_get_number()

This has a prototype but no implementation. It returns the global GPIO number
given a gpio_desc. It is useful for debugging in some cases.

Signed-off-by: default avatarSimon Glass <>
Reviewed-by: default avatarMarek Vasut <>
parent c5785673
......@@ -685,6 +685,18 @@ static int gpio_renumber(struct udevice *removed_dev)
return 0;
int gpio_get_number(struct gpio_desc *desc)
struct udevice *dev = desc->dev;
struct gpio_dev_priv *uc_priv;
if (!dev)
return -1;
uc_priv = dev->uclass_priv;
return uc_priv->gpio_base + desc->offset;
static int gpio_post_probe(struct udevice *dev)
struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev);
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment