mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
Merge branch 'topic/of' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator into regulator-tps65217
This commit is contained in:
commit
dc1e0b1db4
@ -3516,12 +3516,17 @@ regulator_register(const struct regulator_desc *regulator_desc,
|
||||
return ERR_PTR(-EINVAL);
|
||||
}
|
||||
|
||||
init_data = config->init_data;
|
||||
|
||||
rdev = kzalloc(sizeof(struct regulator_dev), GFP_KERNEL);
|
||||
if (rdev == NULL)
|
||||
return ERR_PTR(-ENOMEM);
|
||||
|
||||
init_data = regulator_of_get_init_data(dev, regulator_desc,
|
||||
&rdev->dev.of_node);
|
||||
if (!init_data) {
|
||||
init_data = config->init_data;
|
||||
rdev->dev.of_node = of_node_get(config->of_node);
|
||||
}
|
||||
|
||||
mutex_lock(®ulator_list_mutex);
|
||||
|
||||
mutex_init(&rdev->mutex);
|
||||
@ -3548,7 +3553,6 @@ regulator_register(const struct regulator_desc *regulator_desc,
|
||||
|
||||
/* register with sysfs */
|
||||
rdev->dev.class = ®ulator_class;
|
||||
rdev->dev.of_node = of_node_get(config->of_node);
|
||||
rdev->dev.parent = dev;
|
||||
dev_set_name(&rdev->dev, "regulator.%d",
|
||||
atomic_inc_return(®ulator_no) - 1);
|
||||
|
@ -35,4 +35,8 @@ struct regulator {
|
||||
struct dentry *debugfs;
|
||||
};
|
||||
|
||||
struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
|
||||
const struct regulator_desc *desc,
|
||||
struct device_node **node);
|
||||
|
||||
#endif
|
||||
|
@ -14,8 +14,11 @@
|
||||
#include <linux/slab.h>
|
||||
#include <linux/of.h>
|
||||
#include <linux/regulator/machine.h>
|
||||
#include <linux/regulator/driver.h>
|
||||
#include <linux/regulator/of_regulator.h>
|
||||
|
||||
#include "internal.h"
|
||||
|
||||
static void of_get_regulation_constraints(struct device_node *np,
|
||||
struct regulator_init_data **init_data)
|
||||
{
|
||||
@ -189,3 +192,51 @@ int of_regulator_match(struct device *dev, struct device_node *node,
|
||||
return count;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(of_regulator_match);
|
||||
|
||||
struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
|
||||
const struct regulator_desc *desc,
|
||||
struct device_node **node)
|
||||
{
|
||||
struct device_node *search, *child;
|
||||
struct regulator_init_data *init_data = NULL;
|
||||
const char *name;
|
||||
|
||||
if (!dev->of_node || !desc->of_match)
|
||||
return NULL;
|
||||
|
||||
if (desc->regulators_node)
|
||||
search = of_get_child_by_name(dev->of_node,
|
||||
desc->regulators_node);
|
||||
else
|
||||
search = dev->of_node;
|
||||
|
||||
if (!search) {
|
||||
dev_err(dev, "Failed to find regulator container node\n");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
for_each_child_of_node(search, child) {
|
||||
name = of_get_property(child, "regulator-compatible", NULL);
|
||||
if (!name)
|
||||
name = child->name;
|
||||
|
||||
if (strcmp(desc->of_match, name))
|
||||
continue;
|
||||
|
||||
init_data = of_get_regulator_init_data(dev, child);
|
||||
if (!init_data) {
|
||||
dev_err(dev,
|
||||
"failed to parse DT for regulator %s\n",
|
||||
child->name);
|
||||
break;
|
||||
}
|
||||
|
||||
of_node_get(child);
|
||||
*node = child;
|
||||
break;
|
||||
}
|
||||
|
||||
of_node_put(search);
|
||||
|
||||
return init_data;
|
||||
}
|
||||
|
@ -203,6 +203,8 @@ enum regulator_type {
|
||||
*
|
||||
* @name: Identifying name for the regulator.
|
||||
* @supply_name: Identifying the regulator supply
|
||||
* @of_match: Name used to identify regulator in DT.
|
||||
* @regulators_node: Name of node containing regulator definitions in DT.
|
||||
* @id: Numerical identifier for the regulator.
|
||||
* @ops: Regulator operations table.
|
||||
* @irq: Interrupt number for the regulator.
|
||||
@ -242,6 +244,8 @@ enum regulator_type {
|
||||
struct regulator_desc {
|
||||
const char *name;
|
||||
const char *supply_name;
|
||||
const char *of_match;
|
||||
const char *regulators_node;
|
||||
int id;
|
||||
bool continuous_voltage_range;
|
||||
unsigned n_voltages;
|
||||
|
Loading…
Reference in New Issue
Block a user