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authorAndrew Lunn <andrew@lunn.ch>2015-08-31 16:56:53 +0300
committerDavid S. Miller <davem@davemloft.net>2015-09-01 00:48:02 +0300
commita5597008dbc230876db2d344561d634f4d52ea4a (patch)
tree5c3d98a0f89ba1590c251eef871074161271aa72 /include/linux/phy_fixed.h
parent8b59d19e749b8cb454b7912396c2a6a1b91b9d30 (diff)
downloadlinux-a5597008dbc230876db2d344561d634f4d52ea4a.tar.xz
phy: fixed_phy: Add gpio to determine link up/down.
An SFP module may have a link up/down status pin which can be connection to a GPIO line of the host. Add support for reading such an GPIO in the fixed_phy driver. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/phy_fixed.h')
-rw-r--r--include/linux/phy_fixed.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/phy_fixed.h b/include/linux/phy_fixed.h
index fe5732d53eda..2400d2ea4f34 100644
--- a/include/linux/phy_fixed.h
+++ b/include/linux/phy_fixed.h
@@ -13,9 +13,11 @@ struct device_node;
#if IS_ENABLED(CONFIG_FIXED_PHY)
extern int fixed_phy_add(unsigned int irq, int phy_id,
- struct fixed_phy_status *status);
+ struct fixed_phy_status *status,
+ int link_gpio);
extern struct phy_device *fixed_phy_register(unsigned int irq,
struct fixed_phy_status *status,
+ int link_gpio,
struct device_node *np);
extern void fixed_phy_del(int phy_addr);
extern int fixed_phy_set_link_update(struct phy_device *phydev,
@@ -26,12 +28,14 @@ extern int fixed_phy_update_state(struct phy_device *phydev,
const struct fixed_phy_status *changed);
#else
static inline int fixed_phy_add(unsigned int irq, int phy_id,
- struct fixed_phy_status *status)
+ struct fixed_phy_status *status,
+ int link_gpio)
{
return -ENODEV;
}
static inline struct phy_device *fixed_phy_register(unsigned int irq,
struct fixed_phy_status *status,
+ int gpio_link,
struct device_node *np)
{
return ERR_PTR(-ENODEV);