ARM: tegra: Reserve 32MB for the Linux kernel

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

diff --git a/include/power-domain.h b/include/power-domain.h
index aba8c0f..0099605 100644 (file)
--- a/include/power-domain.h
+++ b/include/power-domain.h
@@ -87,7 +87,36 @@ struct power_domain {
  * @power_domain       A pointer to a power domain struct to initialize.
  * @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);
+#else
+static inline
+int power_domain_get(struct udevice *dev, struct power_domain *power_domain)
+{
+       return -ENOSYS;
+}
+#endif
+
+/**
+ * power_domain_get_by_index - Get the indexed power domain for a device.
+ *
+ * @dev:               The client device.
+ * @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.
+ */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
+int power_domain_get_by_index(struct udevice *dev,
+                             struct power_domain *power_domain, int index);
+#else
+static inline
+int power_domain_get_by_index(struct udevice *dev,
+                             struct power_domain *power_domain, int index)
+{
+       return -ENOSYS;
+}
+#endif
 
 /**
  * power_domain_free - Free a previously requested power domain.
@@ -96,7 +125,14 @@ int power_domain_get(struct udevice *dev, struct power_domain *power_domain);
  *             requested by power_domain_get().
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_free(struct power_domain *power_domain);
+#else
+static inline int power_domain_free(struct power_domain *power_domain)
+{
+       return -ENOSYS;
+}
+#endif
 
 /**
  * power_domain_on - Enable power to a power domain.
@@ -105,7 +141,14 @@ int power_domain_free(struct power_domain *power_domain);
  *             requested by power_domain_get().
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_on(struct power_domain *power_domain);
+#else
+static inline int power_domain_on(struct power_domain *power_domain)
+{
+       return -ENOSYS;
+}
+#endif
 
 /**
  * power_domain_off - Disable power ot a power domain.
@@ -114,6 +157,13 @@ int power_domain_on(struct power_domain *power_domain);
  *             requested by power_domain_get().
  * @return 0 if OK, or a negative error code.
  */
+#if CONFIG_IS_ENABLED(POWER_DOMAIN)
 int power_domain_off(struct power_domain *power_domain);
+#else
+static inline int power_domain_off(struct power_domain *power_domain)
+{
+       return -ENOSYS;
+}
+#endif
 
 #endif