Eros Q Native: Add Stereo SW behavior setting

Hopefully this should cover our bases so we can change
the behavior of the stereo switch to keep line out working
when they change the hardware on us!

Change-Id: Ic36bcb3778d5681a5f3f158c689df9c1420c1d7e

1 files changed, 5 insertions, 1 deletions

diff --git a/firmware/drivers/audio/eros_qn_codec.c b/firmware/drivers/audio/eros_qn_codec.c
index 095b3b5305..1d6753eb3a 100644
--- a/firmware/drivers/audio/eros_qn_codec.c
+++ b/firmware/drivers/audio/eros_qn_codec.c
@@ -51,10 +51,14 @@ int eros_qn_get_volume_limit(void)
 
 void eros_qn_switch_output(int select)
 {
-    if (select == 0)
+    /* normal operation 0, reverse operation 1, or always 0 */
+    if ((select == 0 && global_settings.stereosw_mode == 0) \
+        || (select == 1 && global_settings.stereosw_mode == 1) \
+        || global_settings.stereosw_mode == 2)
     {
         gpio_set_level(GPIO_STEREOSW_SEL, 0);
     }
+    /* normal operation 1, reverse operation 0, or always 1 */
     else
     {
         gpio_set_level(GPIO_STEREOSW_SEL, 1);