The newer devices support using a software comparison to determine
whether a 3/4 pole jack is present. Add the registers necessary for
this.

Signed-off-by: Charles Keepax <[email protected]>
Acked-by: Lee Jones <[email protected]>
---
 drivers/mfd/wm5110-tables.c           |    2 ++
 include/dt-bindings/mfd/arizona.h     |    2 ++
 include/linux/mfd/arizona/pdata.h     |    3 +++
 include/linux/mfd/arizona/registers.h |   17 ++++++++++++++---
 4 files changed, 21 insertions(+), 3 deletions(-)

diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index 12cad94..dd27872 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -1807,6 +1807,7 @@ static bool wm5110_readable_register(struct device *dev, 
unsigned int reg)
        case ARIZONA_MIC_DETECT_1:
        case ARIZONA_MIC_DETECT_2:
        case ARIZONA_MIC_DETECT_3:
+       case ARIZONA_MIC_DETECT_4:
        case ARIZONA_MIC_DETECT_LEVEL_1:
        case ARIZONA_MIC_DETECT_LEVEL_2:
        case ARIZONA_MIC_DETECT_LEVEL_3:
@@ -2843,6 +2844,7 @@ static bool wm5110_volatile_register(struct device *dev, 
unsigned int reg)
        case ARIZONA_ASYNC_SAMPLE_RATE_1_STATUS:
        case ARIZONA_ASYNC_SAMPLE_RATE_2_STATUS:
        case ARIZONA_MIC_DETECT_3:
+       case ARIZONA_MIC_DETECT_4:
        case ARIZONA_HP_CTRL_1L:
        case ARIZONA_HP_CTRL_1R:
        case ARIZONA_HEADPHONE_DETECT_2:
diff --git a/include/dt-bindings/mfd/arizona.h 
b/include/dt-bindings/mfd/arizona.h
index 7b2000c..c40f665 100644
--- a/include/dt-bindings/mfd/arizona.h
+++ b/include/dt-bindings/mfd/arizona.h
@@ -107,5 +107,7 @@
 #define ARIZONA_ACCDET_MODE_MIC 0
 #define ARIZONA_ACCDET_MODE_HPL 1
 #define ARIZONA_ACCDET_MODE_HPR 2
+#define ARIZONA_ACCDET_MODE_HPM 4
+#define ARIZONA_ACCDET_MODE_ADC 7
 
 #endif
diff --git a/include/linux/mfd/arizona/pdata.h 
b/include/linux/mfd/arizona/pdata.h
index 43db4fa..f030a32 100644
--- a/include/linux/mfd/arizona/pdata.h
+++ b/include/linux/mfd/arizona/pdata.h
@@ -124,6 +124,9 @@ struct arizona_pdata {
        /** Channel to use for headphone detection */
        unsigned int hpdet_channel;
 
+       /** Use software comparison to determine mic presence */
+       bool micd_software_compare;
+
        /** Extra debounce timeout used during initial mic detection (ms) */
        int micd_detect_debounce;
 
diff --git a/include/linux/mfd/arizona/registers.h 
b/include/linux/mfd/arizona/registers.h
index 3499d36..3f3bb2b 100644
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -139,6 +139,7 @@
 #define ARIZONA_MIC_DETECT_LEVEL_2              0x2A7
 #define ARIZONA_MIC_DETECT_LEVEL_3              0x2A8
 #define ARIZONA_MIC_DETECT_LEVEL_4              0x2A9
+#define ARIZONA_MIC_DETECT_4                     0x2AB
 #define ARIZONA_MIC_NOISE_MIX_CONTROL_1          0x2C3
 #define ARIZONA_ISOLATION_CONTROL                0x2CB
 #define ARIZONA_JACK_DETECT_ANALOGUE             0x2D3
@@ -2301,9 +2302,9 @@
 #define ARIZONA_ACCDET_SRC_MASK                  0x2000  /* ACCDET_SRC */
 #define ARIZONA_ACCDET_SRC_SHIFT                     13  /* ACCDET_SRC */
 #define ARIZONA_ACCDET_SRC_WIDTH                      1  /* ACCDET_SRC */
-#define ARIZONA_ACCDET_MODE_MASK                 0x0003  /* ACCDET_MODE - 
[1:0] */
-#define ARIZONA_ACCDET_MODE_SHIFT                     0  /* ACCDET_MODE - 
[1:0] */
-#define ARIZONA_ACCDET_MODE_WIDTH                     2  /* ACCDET_MODE - 
[1:0] */
+#define ARIZONA_ACCDET_MODE_MASK                 0x0007  /* ACCDET_MODE - 
[2:0] */
+#define ARIZONA_ACCDET_MODE_SHIFT                     0  /* ACCDET_MODE - 
[2:0] */
+#define ARIZONA_ACCDET_MODE_WIDTH                     3  /* ACCDET_MODE - 
[2:0] */
 
 /*
  * R667 (0x29B) - Headphone Detect 1
@@ -2413,6 +2414,16 @@
 #define ARIZONA_MICD_STS_WIDTH                        1  /* MICD_STS */
 
 /*
+ * R683 (0x2AB) - Mic Detect 4
+ */
+#define ARIZONA_MICDET_ADCVAL_DIFF_MASK          0xFF00  /* MICDET_ADCVAL_DIFF 
- [15:8] */
+#define ARIZONA_MICDET_ADCVAL_DIFF_SHIFT              8  /* MICDET_ADCVAL_DIFF 
- [15:8] */
+#define ARIZONA_MICDET_ADCVAL_DIFF_WIDTH              8  /* MICDET_ADCVAL_DIFF 
- [15:8] */
+#define ARIZONA_MICDET_ADCVAL_MASK               0x007F  /* MICDET_ADCVAL - 
[15:8] */
+#define ARIZONA_MICDET_ADCVAL_SHIFT                   0  /* MICDET_ADCVAL - 
[15:8] */
+#define ARIZONA_MICDET_ADCVAL_WIDTH                   7  /* MICDET_ADCVAL - 
[15:8] */
+
+/*
  * R707 (0x2C3) - Mic noise mix control 1
  */
 #define ARIZONA_MICMUTE_RATE_MASK                0x7800  /* MICMUTE_RATE - 
[14:11] */
-- 
1.7.2.5

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