static int leds_sm5701_probe(struct platform_device *pdev)
{
struct SM5701_dev *iodev = dev_get_drvdata(pdev->dev.parent);
struct SM5701_leds_data *chip;
struct SM5701_fled_platform_data *pdata;
int err;
printk("******* %s *******\n",__func__);
pdata = &sm5701_default_fled_pdata;
chip = kzalloc(sizeof(struct SM5701_leds_data), GFP_KERNEL);
if (!chip)
return -ENOMEM;
chip->dev = &pdev->dev;
chip->iodev = iodev;
platform_set_drvdata(pdev, chip);
/*
if (!(leds_sm5701_client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL))) {
return -ENOMEM;
}
memset(leds_sm5701_client, 0, sizeof(struct i2c_client));
*/
leds_sm5701_client = chip->iodev->i2c;
mutex_init(&chip->lock);
if (camera_class ==NULL){
camera_class = class_create(THIS_MODULE, "camera");
if (IS_ERR(camera_class))
pr_err("failed to create device cam_dev_rear!\n");
}
/* flash */
INIT_WORK(&chip->work_flash, sm5701_deferred_flash_brightness_set);
chip->cdev_flash.name = "flash";
chip->cdev_flash.max_brightness = 32-1;//0x1f
chip->cdev_flash.brightness_set = sm5701_flash_brightness_set;
chip->cdev_flash.default_trigger = "flash";
err = led_classdev_register((struct device *)
chip->dev, &chip->cdev_flash);
if (err < 0) {
dev_err(chip->dev, "failed to register flash\n");
goto err_create_flash_file;
}
err = device_create_file(chip->cdev_flash.dev, &dev_attr_flash);
if (err < 0) {
dev_err(chip->dev, "failed to create flash file\n");
goto err_create_flash_pin_file;
}
/* movie */
INIT_WORK(&chip->work_movie, sm5701_deferred_movie_brightness_set);
chip->cdev_movie.name = "flash";
chip->cdev_movie.max_brightness = 32-1;//0x1f
chip->cdev_movie.brightness_set = sm5701_movie_brightness_set;
chip->cdev_movie.default_trigger = "flash";
chip->cdev_movie.dev = device_create(camera_class, NULL, 0, NULL, "flash");
if (IS_ERR(chip->cdev_movie.dev)) {
pr_err("flash_sysfs: failed to create device(flash)\n");
goto err_create_movie_file;
}
err = device_create_file(chip->cdev_movie.dev, &dev_attr_rear_flash);
if (err < 0) {
dev_err(chip->dev, "failed to create movie file\n");
goto err_create_movie_pin_file;
}
err = sm5701_chip_init(chip);
if (err < 0)
goto err_out;
#if defined (CONFIG_MACH_VIVALTO5MVE3G) || defined(CONFIG_MACH_VIVALTO3MVE3G_LTN)
if (!gpio_is_valid(flash_enable_gpio))
{
printk("flash_enable_gpio gpio pin error");
return 1;
}
gpio_request(flash_enable_gpio, "gpioFlashhigh");
gpio_direction_output(flash_enable_gpio,0);
if (!gpio_is_valid(flash_torch_gpio))
{
printk("flash_torch_gpio gpio pin error");
return 1;
}
gpio_request(flash_torch_gpio, "gpioFlashlow");
gpio_direction_output(flash_torch_gpio,0);
#endif
//sm5701_dump_register();
pdata->fled_pinctrl = devm_pinctrl_get(&pdev->dev);
if (IS_ERR_OR_NULL(pdata->fled_pinctrl)) {
pr_err("%s:%d Getting pinctrl handle failed\n", __func__, __LINE__);
return -EINVAL;
}
pdata->gpio_state_active = pinctrl_lookup_state(pdata->fled_pinctrl, FLED_PINCTRL_STATE_DEFAULT);
if (IS_ERR_OR_NULL(pdata->gpio_state_active)) {
pr_err("%s:%d Failed to get the active state pinctrl handle\n", __func__, __LINE__);
return -EINVAL;
}
pdata->gpio_state_suspend = pinctrl_lookup_state(pdata->fled_pinctrl, FLED_PINCTRL_STATE_SLEEP);
if (IS_ERR_OR_NULL(pdata->gpio_state_suspend)) {
pr_err("%s:%d Failed to get the active state pinctrl handle\n", __func__, __LINE__);
return -EINVAL;
}
err = pinctrl_select_state(pdata->fled_pinctrl, pdata->gpio_state_suspend);
if (err) {
pr_err("%s:%d cannot set pin to active state", __func__, __LINE__);
return err;
}
pr_err("%s End : X\n", __func__);
dev_info(chip->dev, "LEDs_SM5701 Probe Done\n");
return 0;
err_create_movie_file:
device_remove_file(chip->cdev_movie.dev, &dev_attr_rear_flash);
err_create_movie_pin_file:
led_classdev_unregister(&chip->cdev_movie);
err_create_flash_file:
device_remove_file(chip->cdev_flash.dev, &dev_attr_flash);
err_create_flash_pin_file:
led_classdev_unregister(&chip->cdev_flash);
err_out:
return err;
}
static int leds_sm5701_probe(struct platform_device *pdev)
{
struct SM5701_dev *iodev = dev_get_drvdata(pdev->dev.parent);
struct SM5701_leds_data *chip;
int err;
printk("******* %s *******\n",__func__);
chip = kzalloc(sizeof(struct SM5701_leds_data), GFP_KERNEL);
if (!chip)
return -ENOMEM;
chip->dev = &pdev->dev;
chip->iodev = iodev;
platform_set_drvdata(pdev, chip);
if (!(leds_sm5701_client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL))) {
return -ENOMEM;
}
memset(leds_sm5701_client, 0, sizeof(struct i2c_client));
leds_sm5701_client = chip->iodev->i2c;
mutex_init(&chip->lock);
/* flash */
INIT_WORK(&chip->work_flash, sm5701_deferred_flash_brightness_set);
chip->cdev_flash.name = "flash";
chip->cdev_flash.max_brightness = 32-1;//0x1f
chip->cdev_flash.brightness_set = sm5701_flash_brightness_set;
chip->cdev_flash.default_trigger = "flash";
err = led_classdev_register((struct device *)
chip->dev, &chip->cdev_flash);
if (err < 0) {
dev_err(chip->dev, "failed to register flash\n");
goto err_create_flash_file;
}
err = device_create_file(chip->cdev_flash.dev, &dev_attr_flash);
if (err < 0) {
dev_err(chip->dev, "failed to create flash file\n");
goto err_create_flash_pin_file;
}
/* movie */
INIT_WORK(&chip->work_movie, sm5701_deferred_movie_brightness_set);
chip->cdev_movie.name = "movie";
chip->cdev_movie.max_brightness = 32-1;//0x1f
chip->cdev_movie.brightness_set = sm5701_movie_brightness_set;
chip->cdev_movie.default_trigger = "movie";
err = led_classdev_register((struct device *)
chip->dev, &chip->cdev_movie);
if (err < 0) {
dev_err(chip->dev, "failed to register movie\n");
goto err_create_movie_file;
}
err = device_create_file(chip->cdev_movie.dev, &dev_attr_movie);
if (err < 0) {
dev_err(chip->dev, "failed to create movie file\n");
goto err_create_movie_pin_file;
}
err = sm5701_chip_init(chip);
if (err < 0)
goto err_out;
//sm5701_dump_register();
dev_info(chip->dev, "LEDs_SM5701 Probe Done\n");
return 0;
err_create_movie_file:
device_remove_file(chip->cdev_movie.dev, &dev_attr_movie);
err_create_movie_pin_file:
led_classdev_unregister(&chip->cdev_movie);
err_create_flash_file:
device_remove_file(chip->cdev_flash.dev, &dev_attr_flash);
err_create_flash_pin_file:
led_classdev_unregister(&chip->cdev_flash);
err_out:
return err;
}