WM5100_ACCDET_SRC,
                            (mode->bias << WM5100_ACCDET_BIAS_SRC_SHIFT) |
                            mode->micd_src << WM5100_ACCDET_SRC_SHIFT);
+       snd_soc_update_bits(codec, WM5100_MISC_CONTROL,
+                           WM5100_HPCOM_SRC,
+                           mode->micd_src << WM5100_HPCOM_SRC_SHIFT);
 
        wm5100->jack_mode = the_mode;
 
 
 #define WM5100_MIC_DETECT_1                     0x290
 #define WM5100_MIC_DETECT_2                     0x291
 #define WM5100_MIC_DETECT_3                     0x292
+#define WM5100_MISC_CONTROL                     0x2BB
 #define WM5100_INPUT_ENABLES                    0x301
 #define WM5100_INPUT_ENABLES_STATUS             0x302
 #define WM5100_IN1L_CONTROL                     0x310
 #define WM5100_ACCDET_STS_SHIFT                      0  /* ACCDET_STS */
 #define WM5100_ACCDET_STS_WIDTH                      1  /* ACCDET_STS */
 
+/*
+ * R699 (0x2BB) - Misc Control
+ */
+#define WM5100_HPCOM_SRC                         0x200  /* HPCOM_SRC */
+#define WM5100_HPCOM_SRC_SHIFT                       9  /* HPCOM_SRC */
+
 /*
  * R769 (0x301) - Input Enables
  */