diff options
Diffstat (limited to 'drivers/regulator/of_regulator.c')
-rw-r--r-- | drivers/regulator/of_regulator.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c index 14637a0..092ed6e 100644 --- a/drivers/regulator/of_regulator.c +++ b/drivers/regulator/of_regulator.c @@ -177,14 +177,30 @@ static void of_get_regulation_constraints(struct device_node *np, if (of_property_read_bool(suspend_np, "regulator-on-in-suspend")) - suspend_state->enabled = true; + suspend_state->enabled = ENABLE_IN_SUSPEND; else if (of_property_read_bool(suspend_np, "regulator-off-in-suspend")) - suspend_state->disabled = true; + suspend_state->enabled = DISABLE_IN_SUSPEND; + else + suspend_state->enabled = DO_NOTHING_IN_SUSPEND; + + if (!of_property_read_u32(np, "regulator-suspend-min-microvolt", + &pval)) + suspend_state->min_uV = pval; + + if (!of_property_read_u32(np, "regulator-suspend-max-microvolt", + &pval)) + suspend_state->max_uV = pval; if (!of_property_read_u32(suspend_np, "regulator-suspend-microvolt", &pval)) suspend_state->uV = pval; + else /* otherwise use min_uV as default suspend voltage */ + suspend_state->uV = suspend_state->min_uV; + + if (of_property_read_bool(suspend_np, + "regulator-changeable-in-suspend")) + suspend_state->changeable = true; if (i == PM_SUSPEND_MEM) constraints->initial_state = PM_SUSPEND_MEM; @@ -376,3 +392,17 @@ struct regulator_init_data *regulator_of_get_init_data(struct device *dev, return init_data; } + +static int of_node_match(struct device *dev, const void *data) +{ + return dev->of_node == data; +} + +struct regulator_dev *of_find_regulator_by_node(struct device_node *np) +{ + struct device *dev; + + dev = class_find_device(®ulator_class, NULL, np, of_node_match); + + return dev ? dev_to_rdev(dev) : NULL; +} |