From e76e397a7f99bffbd91fb21f96370cbb165b5bcd Mon Sep 17 00:00:00 2001 From: Charles Keepax Date: Wed, 16 Sep 2015 10:42:13 +0100 Subject: mfd: arizona: Add registers for ADC microphone detection 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 Acked-by: Lee Jones Signed-off-by: Chanwoo Choi diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c index c4b9374..5f604e0 100644 --- a/drivers/mfd/wm5110-tables.c +++ b/drivers/mfd/wm5110-tables.c @@ -1811,6 +1811,7 @@ 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: @@ -2847,6 +2848,7 @@ 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 1dc3858..92f31ffa 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) */ unsigned int micd_detect_debounce; diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h index fdd70b3..ab219c9 100644 --- a/include/linux/mfd/arizona/registers.h +++ b/include/linux/mfd/arizona/registers.h @@ -2359,9 +2359,9 @@ #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 -- cgit v0.10.2