[PATCH v1 8/9] extcon: extcon-ptn5150: Add USB analog audio accessory support

[Ramuthevar,Vadivel MuruganX]

From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthe...@linux.intel.com>

Add USB analog audio accessory attached and detection support.

Signed-off-by: Ramuthevar Vadivel Murugan 
<vadivel.muruganx.ramuthe...@linux.intel.com>
---
 drivers/extcon/extcon-ptn5150.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/extcon/extcon-ptn5150.c b/drivers/extcon/extcon-ptn5150.c
index b985a5e5c9bc..140994ac43ed 100644
--- a/drivers/extcon/extcon-ptn5150.c
+++ b/drivers/extcon/extcon-ptn5150.c
@@ -34,6 +34,7 @@ enum ptn5150_reg {
 #define PTN5150_DFP_ATTACHED                   0x1
 #define PTN5150_UFP_ATTACHED                   0x2
 #define PTN5150_DEBUG_ATTACHED                 0x3
+#define PTN5150_AUDIO_ATTACHED                 0x4
 
 /* Define PTN5150 MASK/SHIFT constant */
 #define PTN5150_REG_DEVICE_ID_VERSION          GENMASK(7, 3)
@@ -63,6 +64,7 @@ static const unsigned int ptn5150_extcon_cable[] = {
        EXTCON_USB,
        EXTCON_USB_HOST,
        EXTCON_JIG,
+       EXTCON_JACK_HEADPHONE,
        EXTCON_NONE,
 };
 
@@ -89,6 +91,7 @@ static void ptn5150_irq_work(struct work_struct *work)
        union extcon_property_value flipped;
        bool host_vbus = false;
        bool debug = false;
+       bool audio = false;
        bool host = false;
        bool dev = false;
 
@@ -158,6 +161,9 @@ static void ptn5150_irq_work(struct work_struct *work)
                        case PTN5150_DEBUG_ATTACHED:
                                debug = true;
                                break;
+                       case PTN5150_AUDIO_ATTACHED:
+                               audio = true;
+                               break;
                        default:
                                dev_err(info->dev,
                                        "Unknown Port status : %x\n",
@@ -189,6 +195,7 @@ static void ptn5150_irq_work(struct work_struct *work)
                            EXTCON_PROP_USB_VBUS, vbus_detected);
        extcon_set_state_sync(info->edev, EXTCON_USB_HOST, host);
        extcon_set_state_sync(info->edev, EXTCON_JIG, debug);
+       extcon_set_state_sync(info->edev, EXTCON_JACK_HEADPHONE, audio);
        extcon_set_state_sync(info->edev, EXTCON_USB, dev);
 
        mutex_unlock(&info->mutex);
-- 
2.11.0