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power-domain: add dummy functions when CONFIG_POWER_DOMAIN not defined

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Add dummy functions when CONFIG_POWER_DOMAIN not defined.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Peng Fan 2018-07-27 10:20:36 +08:00 committed by Anatolij Gustschin
parent bb694d4e89
commit 58d3de19bc
1 changed files with 29 additions and 0 deletions
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29
include/power-domain.h
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@ -87,7 +87,15 @@ 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_free - Free a previously requested power domain.
@ -96,7 +104,14 @@ 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 +120,14 @@ 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 +136,13 @@ 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