diff options
author | Jiri Kosina <jkosina@suse.cz> | 2012-04-08 21:48:52 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2012-04-08 21:48:52 +0200 |
commit | e75d660672ddd11704b7f0fdb8ff21968587b266 (patch) | |
tree | ccb9c107744c10b553c0373e450bee3971d16c00 /drivers/regulator/fixed-helper.c | |
parent | 61282f37927143e45b03153f3e7b48d6b702147a (diff) | |
parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) |
Merge branch 'master' into for-next
Merge with latest Linus' tree, as I have incoming patches
that fix code that is newer than current HEAD of for-next.
Conflicts:
drivers/net/ethernet/realtek/r8169.c
Diffstat (limited to 'drivers/regulator/fixed-helper.c')
-rw-r--r-- | drivers/regulator/fixed-helper.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/regulator/fixed-helper.c b/drivers/regulator/fixed-helper.c new file mode 100644 index 00000000000..cacd33c9d04 --- /dev/null +++ b/drivers/regulator/fixed-helper.c @@ -0,0 +1,52 @@ +#include <linux/slab.h> +#include <linux/platform_device.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> + +struct fixed_regulator_data { + struct fixed_voltage_config cfg; + struct regulator_init_data init_data; + struct platform_device pdev; +}; + +static void regulator_fixed_release(struct device *dev) +{ + struct fixed_regulator_data *data = container_of(dev, + struct fixed_regulator_data, pdev.dev); + kfree(data); +} + +/** + * regulator_register_fixed - register a no-op fixed regulator + * @id: platform device id + * @supplies: consumers for this regulator + * @num_supplies: number of consumers + */ +struct platform_device *regulator_register_fixed(int id, + struct regulator_consumer_supply *supplies, int num_supplies) +{ + struct fixed_regulator_data *data; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (!data) + return NULL; + + data->cfg.supply_name = "fixed-dummy"; + data->cfg.microvolts = 0; + data->cfg.gpio = -EINVAL; + data->cfg.enabled_at_boot = 1; + data->cfg.init_data = &data->init_data; + + data->init_data.constraints.always_on = 1; + data->init_data.consumer_supplies = supplies; + data->init_data.num_consumer_supplies = num_supplies; + + data->pdev.name = "reg-fixed-voltage"; + data->pdev.id = id; + data->pdev.dev.platform_data = &data->cfg; + data->pdev.dev.release = regulator_fixed_release; + + platform_device_register(&data->pdev); + + return &data->pdev; +} |