diff options
| author | Simon Glass | 2015-06-23 15:38:59 -0600 |
|---|---|---|
| committer | Simon Glass | 2015-07-21 17:39:26 -0600 |
| commit | 083fc83a4e1187a3f42575c8e3df089d3be622ad (patch) | |
| tree | 4c562301946c94dcfcf6e7d332a433e89a36d528 /drivers/power | |
| parent | 3b55d30f6ff2f16c5fd02685bff7639211e6d326 (diff) | |
dm: power: Add a function to set up all regulators
The device tree provides information about which regulators should be
on at boot, or always on. Use this to set them up automatically.
Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Przemyslaw Marczak <p.marczak@samsung.com>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/regulator/regulator-uclass.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/power/regulator/regulator-uclass.c b/drivers/power/regulator/regulator-uclass.c index 687d3b1e31b..a2d0b9fa8bd 100644 --- a/drivers/power/regulator/regulator-uclass.c +++ b/drivers/power/regulator/regulator-uclass.c @@ -306,6 +306,28 @@ static int regulator_pre_probe(struct udevice *dev) return 0; } +int regulators_enable_boot_on(bool verbose) +{ + struct udevice *dev; + struct uclass *uc; + int ret; + + ret = uclass_get(UCLASS_REGULATOR, &uc); + if (ret) + return ret; + for (uclass_first_device(UCLASS_REGULATOR, &dev); + dev && !ret; + uclass_next_device(&dev)) { + ret = regulator_autoset(dev); + if (ret == -EMEDIUMTYPE) + continue; + if (verbose) + regulator_show(dev, ret); + } + + return ret; +} + UCLASS_DRIVER(regulator) = { .id = UCLASS_REGULATOR, .name = "regulator", |