Merge patch series "Universal Payload initial series"

[J-u-boot.git] / include / power-domain.h

diff --git a/include/power-domain.h b/include/power-domain.h
index 62ff19948f9abeb41505e45465fd835e8f02f6f5..18525073e5e3534fcbac6fae4e18462f29a4dc49 100644 (file)
--- a/include/power-domain.h
+++ b/include/power-domain.h
@@ -6,6 +6,8 @@
 #ifndef _POWER_DOMAIN_H
 #define _POWER_DOMAIN_H
 
+#include <linux/errno.h>
+
 /**
  * A power domain is a portion of an SoC or chip that is powered by a
  * switchable source of power. In many cases, software has control over the
@@ -74,7 +76,7 @@ struct power_domain {
  *
  * @dev:       The client device.
  * @power_domain       A pointer to a power domain struct to initialize.
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_get(struct udevice *dev, struct power_domain *power_domain);
@@ -93,7 +95,7 @@ int power_domain_get(struct udevice *dev, struct power_domain *power_domain)
  * @power_domain:      A pointer to a power domain struct to initialize.
  * @index:             Power domain index to be powered on.
  *
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_get_by_index(struct udevice *dev,
@@ -107,12 +109,33 @@ int power_domain_get_by_index(struct udevice *dev,
 }
 #endif
 
+/**
+ * power_domain_get_by_name - Get the named power domain for a device.
+ *
+ * @dev:               The client device.
+ * @power_domain:      A pointer to a power domain struct to initialize.
+ * @name:              Power domain name to be powered on.
+ *
+ * Return: 0 if OK, or a negative error code.
+ */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
+int power_domain_get_by_name(struct udevice *dev,
+                            struct power_domain *power_domain, const char *name);
+#else
+static inline
+int power_domain_get_by_name(struct udevice *dev,
+                            struct power_domain *power_domain, const char *name)
+{
+       return -ENOSYS;
+}
+#endif
+
 /**
  * power_domain_free - Free a previously requested power domain.
  *
  * @power_domain:      A power domain struct that was previously successfully
  *             requested by power_domain_get().
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_free(struct power_domain *power_domain);
@@ -128,7 +151,7 @@ static inline int power_domain_free(struct power_domain *power_domain)
  *
  * @power_domain:      A power domain struct that was previously successfully
  *             requested by power_domain_get().
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_on(struct power_domain *power_domain);
@@ -144,7 +167,7 @@ static inline int power_domain_on(struct power_domain *power_domain)
  *
  * @power_domain:      A power domain struct that was previously successfully
  *             requested by power_domain_get().
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_off(struct power_domain *power_domain);
@@ -160,7 +183,7 @@ static inline int power_domain_off(struct power_domain *power_domain)
  *
  * @dev:               The client device.
  *
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(OF_REAL) && CONFIG_IS_ENABLED(POWER_DOMAIN)
 int dev_power_domain_on(struct udevice *dev);
@@ -176,7 +199,7 @@ static inline int dev_power_domain_on(struct udevice *dev)
  *
  * @dev:               The client device.
  *
- * @return 0 if OK, or a negative error code.
+ * Return: 0 if OK, or a negative error code.
  */
 #if CONFIG_IS_ENABLED(OF_REAL) && CONFIG_IS_ENABLED(POWER_DOMAIN)
 int dev_power_domain_off(struct udevice *dev);