diff options
Diffstat (limited to 'drivers/input/misc/abx500-accdet.c')
| -rw-r--r-- | drivers/input/misc/abx500-accdet.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/input/misc/abx500-accdet.c b/drivers/input/misc/abx500-accdet.c index c0d1cb04a0e..5c4e96c73d6 100644 --- a/drivers/input/misc/abx500-accdet.c +++ b/drivers/input/misc/abx500-accdet.c @@ -786,7 +786,25 @@ static int abx500_accessory_init(struct platform_device *pdev) } } - (ret = create_btn_input_dev(dd)); + if (dd->pdata->mic_ctrl) { + ret = gpio_is_valid(dd->pdata->mic_ctrl); + if (!ret) { + dev_err(&pdev->dev, + "%s: Mic ctrl GPIO invalid (%d).\n", __func__, + dd->pdata->mic_ctrl); + + goto mic_ctrl_fail; + } + ret = gpio_request(dd->pdata->mic_ctrl, + "Mic Control"); + if (ret) { + dev_err(&pdev->dev, "%s: Get mic ctrl GPIO" + "failed.\n", __func__); + goto mic_ctrl_fail; + } + } + + ret = create_btn_input_dev(dd); if (ret < 0) { dev_err(&pdev->dev, "%s: create_button_input_dev failed.\n", __func__); @@ -827,6 +845,9 @@ fail_no_mem_for_wq: fail_no_regulators: input_unregister_device(dd->btn_input_dev); fail_no_btn_input_dev: + if (dd->pdata->mic_ctrl) + gpio_free(dd->pdata->mic_ctrl); +mic_ctrl_fail: if (dd->pdata->video_ctrl_gpio) gpio_free(dd->pdata->video_ctrl_gpio); return ret; @@ -842,7 +863,12 @@ static void abx500_accessory_cleanup(struct abx500_ad *dd) dd->jack_type = JACK_TYPE_UNSPECIFIED; config_accdetect(dd); - gpio_free(dd->pdata->video_ctrl_gpio); + if (dd->pdata->mic_ctrl) + gpio_free(dd->pdata->mic_ctrl); + + if (dd->pdata->video_ctrl_gpio) + gpio_free(dd->pdata->video_ctrl_gpio); + input_unregister_device(dd->btn_input_dev); free_regulators(dd); |