drivers/headset_observe/rk_headset.h

   1 #ifndef RK_HEADSET_H
   2 #define RK_HEADSET_H
   3
   4 #define HEADSET_IN_HIGH 0x00000001
   5 #define HEADSET_IN_LOW  0x00000000
   6
   7 #define HOOK_DOWN_HIGH 0x00000001
   8 #define HOOK_DOWN_LOW  0x00000000
   9
  10 struct rk_headset_pdata{
  11 //heaset about
  12         unsigned int headset_gpio;
  13         unsigned int headset_insert_type;//     Headphones into the state level
  14 //hook about
  15         unsigned int hook_gpio;
  16         unsigned int hook_down_type; //Hook key down status
  17 #ifdef CONFIG_MODEM_MIC_SWITCH
  18 //mic about
  19         unsigned int mic_switch_gpio;
  20         unsigned int hp_mic_io_value;
  21         unsigned int main_mic_io_value;
  22 #endif
  23         struct iio_channel *chan;
  24         int headset_wakeup;
  25 };
  26
  27 #define HOOK_KEY_CODE KEY_MEDIA
  28
  29 extern int rk_headset_probe(struct platform_device *pdev,struct rk_headset_pdata *pdata);
  30 extern int rk_headset_adc_probe(struct platform_device *pdev,struct rk_headset_pdata *pdata);
  31 extern int rk_headset_adc_suspend(struct platform_device *pdev, pm_message_t state);
  32 extern int rk_headset_adc_resume(struct platform_device *pdev);
  33 #endif