diff options
| -rw-r--r-- | drivers/power/domain/power-domain-uclass.c | 11 | ||||
| -rw-r--r-- | include/power-domain.h | 21 |
2 files changed, 30 insertions, 2 deletions
diff --git a/drivers/power/domain/power-domain-uclass.c b/drivers/power/domain/power-domain-uclass.c index 9e9ec4f419..2ea0ff24c7 100644 --- a/drivers/power/domain/power-domain-uclass.c +++ b/drivers/power/domain/power-domain-uclass.c @@ -28,7 +28,8 @@ static int power_domain_of_xlate_default(struct power_domain *power_domain, return 0; } -int power_domain_get(struct udevice *dev, struct power_domain *power_domain) +int power_domain_get_by_index(struct udevice *dev, + struct power_domain *power_domain, int index) { struct ofnode_phandle_args args; int ret; @@ -38,7 +39,8 @@ int power_domain_get(struct udevice *dev, struct power_domain *power_domain) debug("%s(dev=%p, power_domain=%p)\n", __func__, dev, power_domain); ret = dev_read_phandle_with_args(dev, "power-domains", - "#power-domain-cells", 0, 0, &args); + "#power-domain-cells", 0, index, + &args); if (ret) { debug("%s: dev_read_phandle_with_args failed: %d\n", __func__, ret); @@ -73,6 +75,11 @@ int power_domain_get(struct udevice *dev, struct power_domain *power_domain) return 0; } +int power_domain_get(struct udevice *dev, struct power_domain *power_domain) +{ + return power_domain_get_by_index(dev, power_domain, 0); +} + int power_domain_free(struct power_domain *power_domain) { struct power_domain_ops *ops = power_domain_dev_ops(power_domain->dev); diff --git a/include/power-domain.h b/include/power-domain.h index a558fbbdb2..00996057b0 100644 --- a/include/power-domain.h +++ b/include/power-domain.h @@ -98,6 +98,27 @@ int power_domain_get(struct udevice *dev, struct power_domain *power_domain) #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. * * @power_domain: A power domain struct that was previously successfully |