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regulator: db8500-prcmu: Separate regulator registration from probe 

This will provide us with a convenient way to register regulators when
booting with Device Tree both enabled & disabled and will save us a
great deal of code duplication in time.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lee Jones 2012-05-18 09:39:04 +01:00 committed by Mark Brown
parent b13296d070
commit 8986cf8852
1 changed files with 44 additions and 27 deletions
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71
drivers/regulator/db8500-prcmu.c
View File

@ -410,40 +410,58 @@ dbx500_regulator_info[DB8500_NUM_REGULATORS] = {
},
};
static __devinit int db8500_regulator_register(struct platform_device *pdev,
struct regulator_init_data *init_data,
int id,
struct device_node *np)
{
struct dbx500_regulator_info *info;
struct regulator_config config = { };
int err;
/* assign per-regulator data */
info = &dbx500_regulator_info[id];
info->dev = &pdev->dev;
config.dev = &pdev->dev;
config.init_data = init_data;
config.driver_data = info;
config.of_node = np;
/* register with the regulator framework */
info->rdev = regulator_register(&info->desc, &config);
if (IS_ERR(info->rdev)) {
err = PTR_ERR(info->rdev);
dev_err(&pdev->dev, "failed to register %s: err %i\n",
info->desc.name, err);
/* if failing, unregister all earlier regulators */
while (--id >= 0) {
info = &dbx500_regulator_info[id];
regulator_unregister(info->rdev);
}
return err;
}
dev_dbg(rdev_get_dev(info->rdev),
"regulator-%s-probed\n", info->desc.name);
return 0;
}
static int __devinit db8500_regulator_probe(struct platform_device *pdev)
{
struct regulator_init_data *db8500_init_data =
dev_get_platdata(&pdev->dev);
struct regulator_config config = { };
int i, err;
/* register all regulators */
for (i = 0; i < ARRAY_SIZE(dbx500_regulator_info); i++) {
struct dbx500_regulator_info *info;
struct regulator_init_data *init_data = &db8500_init_data[i];
/* assign per-regulator data */
info = &dbx500_regulator_info[i];
info->dev = &pdev->dev;
config.dev = &pdev->dev;
config.init_data = init_data;
config.driver_data = info;
/* register with the regulator framework */
info->rdev = regulator_register(&info->desc, &config);
if (IS_ERR(info->rdev)) {
err = PTR_ERR(info->rdev);
dev_err(&pdev->dev, "failed to register %s: err %i\n",
info->desc.name, err);
/* if failing, unregister all earlier regulators */
while (--i >= 0) {
info = &dbx500_regulator_info[i];
regulator_unregister(info->rdev);
}
err = db8500_regulator_register(pdev,
&db8500_init_data[i],
i, NULL);
if (err)
return err;
}
dev_dbg(rdev_get_dev(info->rdev),
"regulator-%s-probed\n", info->desc.name);
@ -451,8 +469,7 @@ static int __devinit db8500_regulator_probe(struct platform_device *pdev)
err = ux500_regulator_debug_init(pdev,
dbx500_regulator_info,
ARRAY_SIZE(dbx500_regulator_info));
return err;
return 0;
}
static int __exit db8500_regulator_remove(struct platform_device *pdev)