diff options
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/ab8500.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c index 3571b5425b36..e1b8c54ace5a 100644 --- a/drivers/regulator/ab8500.c +++ b/drivers/regulator/ab8500.c @@ -18,9 +18,12 @@ #include <linux/platform_device.h> #include <linux/mfd/abx500.h> #include <linux/mfd/abx500/ab8500.h> +#include <linux/of.h> +#include <linux/regulator/of_regulator.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/regulator/ab8500.h> +#include <linux/slab.h> /** * struct ab8500_regulator_info - ab8500 regulator information @@ -790,12 +793,57 @@ static __devinit int ab8500_regulator_register(struct platform_device *pdev, return 0; } +static struct of_regulator_match ab8500_regulator_matches[] = { + { .name = "LDO-AUX1", .driver_data = (void *) AB8500_LDO_AUX1, }, + { .name = "LDO-AUX2", .driver_data = (void *) AB8500_LDO_AUX2, }, + { .name = "LDO-AUX3", .driver_data = (void *) AB8500_LDO_AUX3, }, + { .name = "LDO-INTCORE", .driver_data = (void *) AB8500_LDO_INTCORE, }, + { .name = "LDO-TVOUT", .driver_data = (void *) AB8500_LDO_TVOUT, }, + { .name = "LDO-USB", .driver_data = (void *) AB8500_LDO_USB, }, + { .name = "LDO-AUDIO", .driver_data = (void *) AB8500_LDO_AUDIO, }, + { .name = "LDO-ANAMIC1", .driver_data = (void *) AB8500_LDO_ANAMIC1, }, + { .name = "LDO-ANAMIC2", .driver_data = (void *) AB8500_LDO_ANAMIC2, }, + { .name = "LDO-DMIC", .driver_data = (void *) AB8500_LDO_DMIC, }, + { .name = "LDO-ANA", .driver_data = (void *) AB8500_LDO_ANA, }, +}; + +static __devinit int +ab8500_regulator_of_probe(struct platform_device *pdev, struct device_node *np) +{ + int err, i; + + for (i = 0; i < ARRAY_SIZE(ab8500_regulator_info); i++) { + err = ab8500_regulator_register( + pdev, ab8500_regulator_matches[i].init_data, + i, ab8500_regulator_matches[i].of_node); + if (err) + return err; + } + + return 0; +} + static __devinit int ab8500_regulator_probe(struct platform_device *pdev) { struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); struct ab8500_platform_data *pdata; + struct device_node *np = pdev->dev.of_node; int i, err; + if (np) { + err = of_regulator_match(&pdev->dev, np, + ab8500_regulator_matches, + ARRAY_SIZE(ab8500_regulator_matches)); + if (err < 0) { + dev_err(&pdev->dev, + "Error parsing regulator init data: %d\n", err); + return err; + } + + err = ab8500_regulator_of_probe(pdev, np); + return err; + } + if (!ab8500) { dev_err(&pdev->dev, "null mfd parent\n"); return -EINVAL; @@ -858,12 +906,18 @@ static __devexit int ab8500_regulator_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id ab8500_regulator_match[] = { + { .compatible = "stericsson,ab8500-regulator", }, + {} +}; + static struct platform_driver ab8500_regulator_driver = { .probe = ab8500_regulator_probe, .remove = __devexit_p(ab8500_regulator_remove), .driver = { .name = "ab8500-regulator", .owner = THIS_MODULE, + .of_match_table = ab8500_regulator_match, }, }; |