regmap: Add MDIO bus support

[sfrench/cifs-2.6.git] / include / linux / regmap.h

diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index f87a11a5cc4a70b403465d30bc5a81f6eb9ec832..e97dd05f7cdbd288c77213a77534364dae9fb148 100644 (file)
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -27,6 +27,7 @@ struct device_node;
 struct i2c_client;
 struct i3c_device;
 struct irq_domain;
+struct mdio_device;
 struct slim_device;
 struct spi_device;
 struct spmi_device;
@@ -538,6 +539,10 @@ struct regmap *__regmap_init_i2c(struct i2c_client *i2c,
                                 const struct regmap_config *config,
                                 struct lock_class_key *lock_key,
                                 const char *lock_name);
+struct regmap *__regmap_init_mdio(struct mdio_device *mdio_dev,
+                                const struct regmap_config *config,
+                                struct lock_class_key *lock_key,
+                                const char *lock_name);
 struct regmap *__regmap_init_sccb(struct i2c_client *i2c,
                                  const struct regmap_config *config,
                                  struct lock_class_key *lock_key,
@@ -594,6 +599,10 @@ struct regmap *__devm_regmap_init_i2c(struct i2c_client *i2c,
                                      const struct regmap_config *config,
                                      struct lock_class_key *lock_key,
                                      const char *lock_name);
+struct regmap *__devm_regmap_init_mdio(struct mdio_device *mdio_dev,
+                                     const struct regmap_config *config,
+                                     struct lock_class_key *lock_key,
+                                     const char *lock_name);
 struct regmap *__devm_regmap_init_sccb(struct i2c_client *i2c,
                                       const struct regmap_config *config,
                                       struct lock_class_key *lock_key,
@@ -697,6 +706,19 @@ int regmap_attach_dev(struct device *dev, struct regmap *map,
        __regmap_lockdep_wrapper(__regmap_init_i2c, #config,            \
                                i2c, config)
 
+/**
+ * regmap_init_mdio() - Initialise register map
+ *
+ * @mdio_dev: Device that will be interacted with
+ * @config: Configuration for register map
+ *
+ * The return value will be an ERR_PTR() on error or a valid pointer to
+ * a struct regmap.
+ */
+#define regmap_init_mdio(mdio_dev, config)                             \
+       __regmap_lockdep_wrapper(__regmap_init_mdio, #config,           \
+                               mdio_dev, config)
+
 /**
  * regmap_init_sccb() - Initialise register map
  *
@@ -888,6 +910,20 @@ bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg);
        __regmap_lockdep_wrapper(__devm_regmap_init_i2c, #config,       \
                                i2c, config)
 
+/**
+ * devm_regmap_init_mdio() - Initialise managed register map
+ *
+ * @mdio_dev: Device that will be interacted with
+ * @config: Configuration for register map
+ *
+ * The return value will be an ERR_PTR() on error or a valid pointer
+ * to a struct regmap.  The regmap will be automatically freed by the
+ * device management code.
+ */
+#define devm_regmap_init_mdio(mdio_dev, config)                                \
+       __regmap_lockdep_wrapper(__devm_regmap_init_mdio, #config,      \
+                               mdio_dev, config)
+
 /**
  * devm_regmap_init_sccb() - Initialise managed register map
  *