Re: [PATCH v2 12/12] extcon: arizona: Drop the arizona extcon driver

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On Sun, Jan 17, 2021 at 6:06 PM Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
>
> The codec drivers for arizona codecs now take care of jack-detect
> handling themselves; and drivers/mfd/arizona-core.c no longer
> instantiates a "arizona-extcon" child-device for these.
>
> This means that the "arizona-extcon" driver is no longer needed
> (there are no longer any devices for it to bind to), so it can
> be dropped.

Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxx>

> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
> ---
>  MAINTAINERS                     |    1 -
>  drivers/extcon/Kconfig          |    8 -
>  drivers/extcon/Makefile         |    1 -
>  drivers/extcon/extcon-arizona.c | 1816 -------------------------------
>  4 files changed, 1826 deletions(-)
>  delete mode 100644 drivers/extcon/extcon-arizona.c
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 66b56928cc47..9ded82d53c18 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -19255,7 +19255,6 @@ F:      Documentation/devicetree/bindings/sound/wlf,arizona.yaml
>  F:     Documentation/hwmon/wm83??.rst
>  F:     arch/arm/mach-s3c/mach-crag6410*
>  F:     drivers/clk/clk-wm83*.c
> -F:     drivers/extcon/extcon-arizona.c
>  F:     drivers/gpio/gpio-*wm*.c
>  F:     drivers/gpio/gpio-arizona.c
>  F:     drivers/hwmon/wm83??-hwmon.c
> diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
> index af58ebca2bf6..e3db936becfd 100644
> --- a/drivers/extcon/Kconfig
> +++ b/drivers/extcon/Kconfig
> @@ -21,14 +21,6 @@ config EXTCON_ADC_JACK
>         help
>           Say Y here to enable extcon device driver based on ADC values.
>
> -config EXTCON_ARIZONA
> -       tristate "Wolfson Arizona EXTCON support"
> -       depends on MFD_ARIZONA && INPUT && SND_SOC
> -       help
> -         Say Y here to enable support for external accessory detection
> -         with Wolfson Arizona devices. These are audio CODECs with
> -         advanced audio accessory detection support.
> -
>  config EXTCON_AXP288
>         tristate "X-Power AXP288 EXTCON support"
>         depends on MFD_AXP20X && USB_SUPPORT && X86 && ACPI
> diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile
> index fe10a1b7d18b..1b390d934ca9 100644
> --- a/drivers/extcon/Makefile
> +++ b/drivers/extcon/Makefile
> @@ -6,7 +6,6 @@
>  obj-$(CONFIG_EXTCON)           += extcon-core.o
>  extcon-core-objs               += extcon.o devres.o
>  obj-$(CONFIG_EXTCON_ADC_JACK)  += extcon-adc-jack.o
> -obj-$(CONFIG_EXTCON_ARIZONA)   += extcon-arizona.o
>  obj-$(CONFIG_EXTCON_AXP288)    += extcon-axp288.o
>  obj-$(CONFIG_EXTCON_FSA9480)   += extcon-fsa9480.o
>  obj-$(CONFIG_EXTCON_GPIO)      += extcon-gpio.o
> diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
> deleted file mode 100644
> index aae82db542a5..000000000000
> --- a/drivers/extcon/extcon-arizona.c
> +++ /dev/null
> @@ -1,1816 +0,0 @@
> -// SPDX-License-Identifier: GPL-2.0-or-later
> -/*
> - * extcon-arizona.c - Extcon driver Wolfson Arizona devices
> - *
> - *  Copyright (C) 2012-2014 Wolfson Microelectronics plc
> - */
> -
> -#include <linux/kernel.h>
> -#include <linux/module.h>
> -#include <linux/i2c.h>
> -#include <linux/slab.h>
> -#include <linux/interrupt.h>
> -#include <linux/err.h>
> -#include <linux/gpio/consumer.h>
> -#include <linux/gpio.h>
> -#include <linux/input.h>
> -#include <linux/platform_device.h>
> -#include <linux/pm_runtime.h>
> -#include <linux/property.h>
> -#include <linux/regulator/consumer.h>
> -#include <linux/extcon-provider.h>
> -
> -#include <sound/soc.h>
> -
> -#include <linux/mfd/arizona/core.h>
> -#include <linux/mfd/arizona/pdata.h>
> -#include <linux/mfd/arizona/registers.h>
> -#include <dt-bindings/mfd/arizona.h>
> -
> -#define ARIZONA_MAX_MICD_RANGE 8
> -
> -#define ARIZONA_MICD_CLAMP_MODE_JDL      0x4
> -#define ARIZONA_MICD_CLAMP_MODE_JDH      0x5
> -#define ARIZONA_MICD_CLAMP_MODE_JDL_GP5H 0x9
> -#define ARIZONA_MICD_CLAMP_MODE_JDH_GP5H 0xb
> -
> -#define ARIZONA_TST_CAP_DEFAULT 0x3
> -#define ARIZONA_TST_CAP_CLAMP   0x1
> -
> -#define ARIZONA_HPDET_MAX 10000
> -
> -#define HPDET_DEBOUNCE 500
> -#define DEFAULT_MICD_TIMEOUT 2000
> -
> -#define ARIZONA_HPDET_WAIT_COUNT 15
> -#define ARIZONA_HPDET_WAIT_DELAY_MS 20
> -
> -#define QUICK_HEADPHONE_MAX_OHM 3
> -#define MICROPHONE_MIN_OHM      1257
> -#define MICROPHONE_MAX_OHM      30000
> -
> -#define MICD_DBTIME_TWO_READINGS 2
> -#define MICD_DBTIME_FOUR_READINGS 4
> -
> -#define MICD_LVL_1_TO_7 (ARIZONA_MICD_LVL_1 | ARIZONA_MICD_LVL_2 | \
> -                        ARIZONA_MICD_LVL_3 | ARIZONA_MICD_LVL_4 | \
> -                        ARIZONA_MICD_LVL_5 | ARIZONA_MICD_LVL_6 | \
> -                        ARIZONA_MICD_LVL_7)
> -
> -#define MICD_LVL_0_TO_7 (ARIZONA_MICD_LVL_0 | MICD_LVL_1_TO_7)
> -
> -#define MICD_LVL_0_TO_8 (MICD_LVL_0_TO_7 | ARIZONA_MICD_LVL_8)
> -
> -struct arizona_extcon_info {
> -       struct device *dev;
> -       struct arizona *arizona;
> -       struct mutex lock;
> -       struct regulator *micvdd;
> -       struct input_dev *input;
> -
> -       u16 last_jackdet;
> -
> -       int micd_mode;
> -       const struct arizona_micd_config *micd_modes;
> -       int micd_num_modes;
> -
> -       const struct arizona_micd_range *micd_ranges;
> -       int num_micd_ranges;
> -
> -       bool micd_reva;
> -       bool micd_clamp;
> -
> -       struct delayed_work hpdet_work;
> -       struct delayed_work micd_detect_work;
> -       struct delayed_work micd_timeout_work;
> -
> -       bool hpdet_active;
> -       bool hpdet_done;
> -       bool hpdet_retried;
> -
> -       int num_hpdet_res;
> -       unsigned int hpdet_res[3];
> -
> -       bool mic;
> -       bool detecting;
> -       int jack_flips;
> -
> -       int hpdet_ip_version;
> -
> -       struct extcon_dev *edev;
> -
> -       struct gpio_desc *micd_pol_gpio;
> -};
> -
> -static const struct arizona_micd_config micd_default_modes[] = {
> -       { ARIZONA_ACCDET_SRC, 1, 0 },
> -       { 0,                  2, 1 },
> -};
> -
> -static const struct arizona_micd_range micd_default_ranges[] = {
> -       { .max =  11, .key = BTN_0 },
> -       { .max =  28, .key = BTN_1 },
> -       { .max =  54, .key = BTN_2 },
> -       { .max = 100, .key = BTN_3 },
> -       { .max = 186, .key = BTN_4 },
> -       { .max = 430, .key = BTN_5 },
> -};
> -
> -/* The number of levels in arizona_micd_levels valid for button thresholds */
> -#define ARIZONA_NUM_MICD_BUTTON_LEVELS 64
> -
> -static const int arizona_micd_levels[] = {
> -       3, 6, 8, 11, 13, 16, 18, 21, 23, 26, 28, 31, 34, 36, 39, 41, 44, 46,
> -       49, 52, 54, 57, 60, 62, 65, 67, 70, 73, 75, 78, 81, 83, 89, 94, 100,
> -       105, 111, 116, 122, 127, 139, 150, 161, 173, 186, 196, 209, 220, 245,
> -       270, 295, 321, 348, 375, 402, 430, 489, 550, 614, 681, 752, 903, 1071,
> -       1257, 30000,
> -};
> -
> -static const unsigned int arizona_cable[] = {
> -       EXTCON_MECHANICAL,
> -       EXTCON_JACK_MICROPHONE,
> -       EXTCON_JACK_HEADPHONE,
> -       EXTCON_JACK_LINE_OUT,
> -       EXTCON_NONE,
> -};
> -
> -static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info);
> -
> -static void arizona_extcon_hp_clamp(struct arizona_extcon_info *info,
> -                                   bool clamp)
> -{
> -       struct arizona *arizona = info->arizona;
> -       unsigned int mask = 0, val = 0;
> -       unsigned int cap_sel = 0;
> -       int ret;
> -
> -       switch (arizona->type) {
> -       case WM8998:
> -       case WM1814:
> -               mask = 0;
> -               break;
> -       case WM5110:
> -       case WM8280:
> -               mask = ARIZONA_HP1L_SHRTO | ARIZONA_HP1L_FLWR |
> -                      ARIZONA_HP1L_SHRTI;
> -               if (clamp) {
> -                       val = ARIZONA_HP1L_SHRTO;
> -                       cap_sel = ARIZONA_TST_CAP_CLAMP;
> -               } else {
> -                       val = ARIZONA_HP1L_FLWR | ARIZONA_HP1L_SHRTI;
> -                       cap_sel = ARIZONA_TST_CAP_DEFAULT;
> -               }
> -
> -               ret = regmap_update_bits(arizona->regmap,
> -                                        ARIZONA_HP_TEST_CTRL_1,
> -                                        ARIZONA_HP1_TST_CAP_SEL_MASK,
> -                                        cap_sel);
> -               if (ret != 0)
> -                       dev_warn(arizona->dev,
> -                                "Failed to set TST_CAP_SEL: %d\n", ret);
> -               break;
> -       default:
> -               mask = ARIZONA_RMV_SHRT_HP1L;
> -               if (clamp)
> -                       val = ARIZONA_RMV_SHRT_HP1L;
> -               break;
> -       }
> -
> -       snd_soc_dapm_mutex_lock(arizona->dapm);
> -
> -       arizona->hpdet_clamp = clamp;
> -
> -       /* Keep the HP output stages disabled while doing the clamp */
> -       if (clamp) {
> -               ret = regmap_update_bits(arizona->regmap,
> -                                        ARIZONA_OUTPUT_ENABLES_1,
> -                                        ARIZONA_OUT1L_ENA |
> -                                        ARIZONA_OUT1R_ENA, 0);
> -               if (ret != 0)
> -                       dev_warn(arizona->dev,
> -                               "Failed to disable headphone outputs: %d\n",
> -                                ret);
> -       }
> -
> -       if (mask) {
> -               ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1L,
> -                                        mask, val);
> -               if (ret != 0)
> -                       dev_warn(arizona->dev, "Failed to do clamp: %d\n",
> -                                ret);
> -
> -               ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1R,
> -                                        mask, val);
> -               if (ret != 0)
> -                       dev_warn(arizona->dev, "Failed to do clamp: %d\n",
> -                                ret);
> -       }
> -
> -       /* Restore the desired state while not doing the clamp */
> -       if (!clamp) {
> -               ret = regmap_update_bits(arizona->regmap,
> -                                        ARIZONA_OUTPUT_ENABLES_1,
> -                                        ARIZONA_OUT1L_ENA |
> -                                        ARIZONA_OUT1R_ENA, arizona->hp_ena);
> -               if (ret != 0)
> -                       dev_warn(arizona->dev,
> -                                "Failed to restore headphone outputs: %d\n",
> -                                ret);
> -       }
> -
> -       snd_soc_dapm_mutex_unlock(arizona->dapm);
> -}
> -
> -static void arizona_extcon_set_mode(struct arizona_extcon_info *info, int mode)
> -{
> -       struct arizona *arizona = info->arizona;
> -
> -       mode %= info->micd_num_modes;
> -
> -       gpiod_set_value_cansleep(info->micd_pol_gpio,
> -                                info->micd_modes[mode].gpio);
> -
> -       regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                          ARIZONA_MICD_BIAS_SRC_MASK,
> -                          info->micd_modes[mode].bias <<
> -                          ARIZONA_MICD_BIAS_SRC_SHIFT);
> -       regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1,
> -                          ARIZONA_ACCDET_SRC, info->micd_modes[mode].src);
> -
> -       info->micd_mode = mode;
> -
> -       dev_dbg(arizona->dev, "Set jack polarity to %d\n", mode);
> -}
> -
> -static const char *arizona_extcon_get_micbias(struct arizona_extcon_info *info)
> -{
> -       switch (info->micd_modes[0].bias) {
> -       case 1:
> -               return "MICBIAS1";
> -       case 2:
> -               return "MICBIAS2";
> -       case 3:
> -               return "MICBIAS3";
> -       default:
> -               return "MICVDD";
> -       }
> -}
> -
> -static void arizona_extcon_pulse_micbias(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       const char *widget = arizona_extcon_get_micbias(info);
> -       struct snd_soc_dapm_context *dapm = arizona->dapm;
> -       struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
> -       int ret;
> -
> -       ret = snd_soc_component_force_enable_pin(component, widget);
> -       if (ret != 0)
> -               dev_warn(arizona->dev, "Failed to enable %s: %d\n",
> -                        widget, ret);
> -
> -       snd_soc_dapm_sync(dapm);
> -
> -       if (!arizona->pdata.micd_force_micbias) {
> -               ret = snd_soc_component_disable_pin(component, widget);
> -               if (ret != 0)
> -                       dev_warn(arizona->dev, "Failed to disable %s: %d\n",
> -                                widget, ret);
> -
> -               snd_soc_dapm_sync(dapm);
> -       }
> -}
> -
> -static void arizona_start_mic(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       bool change;
> -       int ret;
> -       unsigned int mode;
> -
> -       /* Microphone detection can't use idle mode */
> -       pm_runtime_get(info->dev);
> -
> -       if (info->detecting) {
> -               ret = regulator_allow_bypass(info->micvdd, false);
> -               if (ret != 0) {
> -                       dev_err(arizona->dev,
> -                               "Failed to regulate MICVDD: %d\n",
> -                               ret);
> -               }
> -       }
> -
> -       ret = regulator_enable(info->micvdd);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Failed to enable MICVDD: %d\n",
> -                       ret);
> -       }
> -
> -       if (info->micd_reva) {
> -               const struct reg_sequence reva[] = {
> -                       { 0x80,  0x3 },
> -                       { 0x294, 0x0 },
> -                       { 0x80,  0x0 },
> -               };
> -
> -               regmap_multi_reg_write(arizona->regmap, reva, ARRAY_SIZE(reva));
> -       }
> -
> -       if (info->detecting && arizona->pdata.micd_software_compare)
> -               mode = ARIZONA_ACCDET_MODE_ADC;
> -       else
> -               mode = ARIZONA_ACCDET_MODE_MIC;
> -
> -       regmap_update_bits(arizona->regmap,
> -                          ARIZONA_ACCESSORY_DETECT_MODE_1,
> -                          ARIZONA_ACCDET_MODE_MASK, mode);
> -
> -       arizona_extcon_pulse_micbias(info);
> -
> -       ret = regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                      ARIZONA_MICD_ENA, ARIZONA_MICD_ENA,
> -                                      &change);
> -       if (ret < 0) {
> -               dev_err(arizona->dev, "Failed to enable micd: %d\n", ret);
> -       } else if (!change) {
> -               regulator_disable(info->micvdd);
> -               pm_runtime_put_autosuspend(info->dev);
> -       }
> -}
> -
> -static void arizona_stop_mic(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       const char *widget = arizona_extcon_get_micbias(info);
> -       struct snd_soc_dapm_context *dapm = arizona->dapm;
> -       struct snd_soc_component *component = snd_soc_dapm_to_component(dapm);
> -       bool change = false;
> -       int ret;
> -
> -       ret = regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                      ARIZONA_MICD_ENA, 0,
> -                                      &change);
> -       if (ret < 0)
> -               dev_err(arizona->dev, "Failed to disable micd: %d\n", ret);
> -
> -       ret = snd_soc_component_disable_pin(component, widget);
> -       if (ret != 0)
> -               dev_warn(arizona->dev,
> -                        "Failed to disable %s: %d\n",
> -                        widget, ret);
> -
> -       snd_soc_dapm_sync(dapm);
> -
> -       if (info->micd_reva) {
> -               const struct reg_sequence reva[] = {
> -                       { 0x80,  0x3 },
> -                       { 0x294, 0x2 },
> -                       { 0x80,  0x0 },
> -               };
> -
> -               regmap_multi_reg_write(arizona->regmap, reva, ARRAY_SIZE(reva));
> -       }
> -
> -       ret = regulator_allow_bypass(info->micvdd, true);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n",
> -                       ret);
> -       }
> -
> -       if (change) {
> -               regulator_disable(info->micvdd);
> -               pm_runtime_mark_last_busy(info->dev);
> -               pm_runtime_put_autosuspend(info->dev);
> -       }
> -}
> -
> -static struct {
> -       unsigned int threshold;
> -       unsigned int factor_a;
> -       unsigned int factor_b;
> -} arizona_hpdet_b_ranges[] = {
> -       { 100,  5528,   362464 },
> -       { 169, 11084,  6186851 },
> -       { 169, 11065, 65460395 },
> -};
> -
> -#define ARIZONA_HPDET_B_RANGE_MAX 0x3fb
> -
> -static struct {
> -       int min;
> -       int max;
> -} arizona_hpdet_c_ranges[] = {
> -       { 0,       30 },
> -       { 8,      100 },
> -       { 100,   1000 },
> -       { 1000, 10000 },
> -};
> -
> -static int arizona_hpdet_read(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       unsigned int val, range;
> -       int ret;
> -
> -       ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2, &val);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Failed to read HPDET status: %d\n",
> -                       ret);
> -               return ret;
> -       }
> -
> -       switch (info->hpdet_ip_version) {
> -       case 0:
> -               if (!(val & ARIZONA_HP_DONE)) {
> -                       dev_err(arizona->dev, "HPDET did not complete: %x\n",
> -                               val);
> -                       return -EAGAIN;
> -               }
> -
> -               val &= ARIZONA_HP_LVL_MASK;
> -               break;
> -
> -       case 1:
> -               if (!(val & ARIZONA_HP_DONE_B)) {
> -                       dev_err(arizona->dev, "HPDET did not complete: %x\n",
> -                               val);
> -                       return -EAGAIN;
> -               }
> -
> -               ret = regmap_read(arizona->regmap, ARIZONA_HP_DACVAL, &val);
> -               if (ret != 0) {
> -                       dev_err(arizona->dev, "Failed to read HP value: %d\n",
> -                               ret);
> -                       return -EAGAIN;
> -               }
> -
> -               regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1,
> -                           &range);
> -               range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK)
> -                          >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT;
> -
> -               if (range < ARRAY_SIZE(arizona_hpdet_b_ranges) - 1 &&
> -                   (val < arizona_hpdet_b_ranges[range].threshold ||
> -                    val >= ARIZONA_HPDET_B_RANGE_MAX)) {
> -                       range++;
> -                       dev_dbg(arizona->dev, "Moving to HPDET range %d\n",
> -                               range);
> -                       regmap_update_bits(arizona->regmap,
> -                                          ARIZONA_HEADPHONE_DETECT_1,
> -                                          ARIZONA_HP_IMPEDANCE_RANGE_MASK,
> -                                          range <<
> -                                          ARIZONA_HP_IMPEDANCE_RANGE_SHIFT);
> -                       return -EAGAIN;
> -               }
> -
> -               /* If we go out of range report top of range */
> -               if (val < arizona_hpdet_b_ranges[range].threshold ||
> -                   val >= ARIZONA_HPDET_B_RANGE_MAX) {
> -                       dev_dbg(arizona->dev, "Measurement out of range\n");
> -                       return ARIZONA_HPDET_MAX;
> -               }
> -
> -               dev_dbg(arizona->dev, "HPDET read %d in range %d\n",
> -                       val, range);
> -
> -               val = arizona_hpdet_b_ranges[range].factor_b
> -                       / ((val * 100) -
> -                          arizona_hpdet_b_ranges[range].factor_a);
> -               break;
> -
> -       case 2:
> -               if (!(val & ARIZONA_HP_DONE_B)) {
> -                       dev_err(arizona->dev, "HPDET did not complete: %x\n",
> -                               val);
> -                       return -EAGAIN;
> -               }
> -
> -               val &= ARIZONA_HP_LVL_B_MASK;
> -               /* Convert to ohms, the value is in 0.5 ohm increments */
> -               val /= 2;
> -
> -               regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1,
> -                           &range);
> -               range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK)
> -                          >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT;
> -
> -               /* Skip up a range, or report? */
> -               if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 &&
> -                   (val >= arizona_hpdet_c_ranges[range].max)) {
> -                       range++;
> -                       dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n",
> -                               arizona_hpdet_c_ranges[range].min,
> -                               arizona_hpdet_c_ranges[range].max);
> -                       regmap_update_bits(arizona->regmap,
> -                                          ARIZONA_HEADPHONE_DETECT_1,
> -                                          ARIZONA_HP_IMPEDANCE_RANGE_MASK,
> -                                          range <<
> -                                          ARIZONA_HP_IMPEDANCE_RANGE_SHIFT);
> -                       return -EAGAIN;
> -               }
> -
> -               if (range && (val < arizona_hpdet_c_ranges[range].min)) {
> -                       dev_dbg(arizona->dev, "Reporting range boundary %d\n",
> -                               arizona_hpdet_c_ranges[range].min);
> -                       val = arizona_hpdet_c_ranges[range].min;
> -               }
> -               break;
> -
> -       default:
> -               dev_warn(arizona->dev, "Unknown HPDET IP revision %d\n",
> -                        info->hpdet_ip_version);
> -               return -EINVAL;
> -       }
> -
> -       dev_dbg(arizona->dev, "HP impedance %d ohms\n", val);
> -       return val;
> -}
> -
> -static int arizona_hpdet_do_id(struct arizona_extcon_info *info, int *reading,
> -                              bool *mic)
> -{
> -       struct arizona *arizona = info->arizona;
> -       int id_gpio = arizona->pdata.hpdet_id_gpio;
> -
> -       if (!arizona->pdata.hpdet_acc_id)
> -               return 0;
> -
> -       /*
> -        * If we're using HPDET for accessory identification we need
> -        * to take multiple measurements, step through them in sequence.
> -        */
> -       info->hpdet_res[info->num_hpdet_res++] = *reading;
> -
> -       /* Only check the mic directly if we didn't already ID it */
> -       if (id_gpio && info->num_hpdet_res == 1) {
> -               dev_dbg(arizona->dev, "Measuring mic\n");
> -
> -               regmap_update_bits(arizona->regmap,
> -                                  ARIZONA_ACCESSORY_DETECT_MODE_1,
> -                                  ARIZONA_ACCDET_MODE_MASK |
> -                                  ARIZONA_ACCDET_SRC,
> -                                  ARIZONA_ACCDET_MODE_HPR |
> -                                  info->micd_modes[0].src);
> -
> -               gpio_set_value_cansleep(id_gpio, 1);
> -
> -               regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1,
> -                                  ARIZONA_HP_POLL, ARIZONA_HP_POLL);
> -               return -EAGAIN;
> -       }
> -
> -       /* OK, got both.  Now, compare... */
> -       dev_dbg(arizona->dev, "HPDET measured %d %d\n",
> -               info->hpdet_res[0], info->hpdet_res[1]);
> -
> -       /* Take the headphone impedance for the main report */
> -       *reading = info->hpdet_res[0];
> -
> -       /* Sometimes we get false readings due to slow insert */
> -       if (*reading >= ARIZONA_HPDET_MAX && !info->hpdet_retried) {
> -               dev_dbg(arizona->dev, "Retrying high impedance\n");
> -               info->num_hpdet_res = 0;
> -               info->hpdet_retried = true;
> -               arizona_start_hpdet_acc_id(info);
> -               pm_runtime_put(info->dev);
> -               return -EAGAIN;
> -       }
> -
> -       /*
> -        * If we measure the mic as high impedance
> -        */
> -       if (!id_gpio || info->hpdet_res[1] > 50) {
> -               dev_dbg(arizona->dev, "Detected mic\n");
> -               *mic = true;
> -               info->detecting = true;
> -       } else {
> -               dev_dbg(arizona->dev, "Detected headphone\n");
> -       }
> -
> -       /* Make sure everything is reset back to the real polarity */
> -       regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1,
> -                          ARIZONA_ACCDET_SRC, info->micd_modes[0].src);
> -
> -       return 0;
> -}
> -
> -static irqreturn_t arizona_hpdet_irq(int irq, void *data)
> -{
> -       struct arizona_extcon_info *info = data;
> -       struct arizona *arizona = info->arizona;
> -       int id_gpio = arizona->pdata.hpdet_id_gpio;
> -       unsigned int report = EXTCON_JACK_HEADPHONE;
> -       int ret, reading;
> -       bool mic = false;
> -
> -       mutex_lock(&info->lock);
> -
> -       /* If we got a spurious IRQ for some reason then ignore it */
> -       if (!info->hpdet_active) {
> -               dev_warn(arizona->dev, "Spurious HPDET IRQ\n");
> -               mutex_unlock(&info->lock);
> -               return IRQ_NONE;
> -       }
> -
> -       /* If the cable was removed while measuring ignore the result */
> -       ret = extcon_get_state(info->edev, EXTCON_MECHANICAL);
> -       if (ret < 0) {
> -               dev_err(arizona->dev, "Failed to check cable state: %d\n",
> -                       ret);
> -               goto out;
> -       } else if (!ret) {
> -               dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n");
> -               goto done;
> -       }
> -
> -       ret = arizona_hpdet_read(info);
> -       if (ret == -EAGAIN)
> -               goto out;
> -       else if (ret < 0)
> -               goto done;
> -       reading = ret;
> -
> -       /* Reset back to starting range */
> -       regmap_update_bits(arizona->regmap,
> -                          ARIZONA_HEADPHONE_DETECT_1,
> -                          ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL,
> -                          0);
> -
> -       ret = arizona_hpdet_do_id(info, &reading, &mic);
> -       if (ret == -EAGAIN)
> -               goto out;
> -       else if (ret < 0)
> -               goto done;
> -
> -       /* Report high impedence cables as line outputs */
> -       if (reading >= 5000)
> -               report = EXTCON_JACK_LINE_OUT;
> -       else
> -               report = EXTCON_JACK_HEADPHONE;
> -
> -       ret = extcon_set_state_sync(info->edev, report, true);
> -       if (ret != 0)
> -               dev_err(arizona->dev, "Failed to report HP/line: %d\n",
> -                       ret);
> -
> -done:
> -       /* Reset back to starting range */
> -       regmap_update_bits(arizona->regmap,
> -                          ARIZONA_HEADPHONE_DETECT_1,
> -                          ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL,
> -                          0);
> -
> -       arizona_extcon_hp_clamp(info, false);
> -
> -       if (id_gpio)
> -               gpio_set_value_cansleep(id_gpio, 0);
> -
> -       /* If we have a mic then reenable MICDET */
> -       if (mic || info->mic)
> -               arizona_start_mic(info);
> -
> -       if (info->hpdet_active) {
> -               pm_runtime_put_autosuspend(info->dev);
> -               info->hpdet_active = false;
> -       }
> -
> -       info->hpdet_done = true;
> -
> -out:
> -       mutex_unlock(&info->lock);
> -
> -       return IRQ_HANDLED;
> -}
> -
> -static void arizona_identify_headphone(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       int ret;
> -
> -       if (info->hpdet_done)
> -               return;
> -
> -       dev_dbg(arizona->dev, "Starting HPDET\n");
> -
> -       /* Make sure we keep the device enabled during the measurement */
> -       pm_runtime_get(info->dev);
> -
> -       info->hpdet_active = true;
> -
> -       arizona_stop_mic(info);
> -
> -       arizona_extcon_hp_clamp(info, true);
> -
> -       ret = regmap_update_bits(arizona->regmap,
> -                                ARIZONA_ACCESSORY_DETECT_MODE_1,
> -                                ARIZONA_ACCDET_MODE_MASK,
> -                                arizona->pdata.hpdet_channel);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Failed to set HPDET mode: %d\n", ret);
> -               goto err;
> -       }
> -
> -       ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1,
> -                                ARIZONA_HP_POLL, ARIZONA_HP_POLL);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n",
> -                       ret);
> -               goto err;
> -       }
> -
> -       return;
> -
> -err:
> -       arizona_extcon_hp_clamp(info, false);
> -       pm_runtime_put_autosuspend(info->dev);
> -
> -       /* Just report headphone */
> -       ret = extcon_set_state_sync(info->edev, EXTCON_JACK_HEADPHONE, true);
> -       if (ret != 0)
> -               dev_err(arizona->dev, "Failed to report headphone: %d\n", ret);
> -
> -       if (info->mic)
> -               arizona_start_mic(info);
> -
> -       info->hpdet_active = false;
> -}
> -
> -static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       int hp_reading = 32;
> -       bool mic;
> -       int ret;
> -
> -       dev_dbg(arizona->dev, "Starting identification via HPDET\n");
> -
> -       /* Make sure we keep the device enabled during the measurement */
> -       pm_runtime_get_sync(info->dev);
> -
> -       info->hpdet_active = true;
> -
> -       arizona_extcon_hp_clamp(info, true);
> -
> -       ret = regmap_update_bits(arizona->regmap,
> -                                ARIZONA_ACCESSORY_DETECT_MODE_1,
> -                                ARIZONA_ACCDET_SRC | ARIZONA_ACCDET_MODE_MASK,
> -                                info->micd_modes[0].src |
> -                                arizona->pdata.hpdet_channel);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Failed to set HPDET mode: %d\n", ret);
> -               goto err;
> -       }
> -
> -       if (arizona->pdata.hpdet_acc_id_line) {
> -               ret = regmap_update_bits(arizona->regmap,
> -                                        ARIZONA_HEADPHONE_DETECT_1,
> -                                        ARIZONA_HP_POLL, ARIZONA_HP_POLL);
> -               if (ret != 0) {
> -                       dev_err(arizona->dev,
> -                               "Can't start HPDETL measurement: %d\n",
> -                               ret);
> -                       goto err;
> -               }
> -       } else {
> -               arizona_hpdet_do_id(info, &hp_reading, &mic);
> -       }
> -
> -       return;
> -
> -err:
> -       /* Just report headphone */
> -       ret = extcon_set_state_sync(info->edev, EXTCON_JACK_HEADPHONE, true);
> -       if (ret != 0)
> -               dev_err(arizona->dev, "Failed to report headphone: %d\n", ret);
> -
> -       info->hpdet_active = false;
> -}
> -
> -static void arizona_micd_timeout_work(struct work_struct *work)
> -{
> -       struct arizona_extcon_info *info = container_of(work,
> -                                               struct arizona_extcon_info,
> -                                               micd_timeout_work.work);
> -
> -       mutex_lock(&info->lock);
> -
> -       dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n");
> -
> -       info->detecting = false;
> -
> -       arizona_identify_headphone(info);
> -
> -       mutex_unlock(&info->lock);
> -}
> -
> -static int arizona_micd_adc_read(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       unsigned int val;
> -       int ret;
> -
> -       /* Must disable MICD before we read the ADCVAL */
> -       regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                          ARIZONA_MICD_ENA, 0);
> -
> -       ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_4, &val);
> -       if (ret != 0) {
> -               dev_err(arizona->dev,
> -                       "Failed to read MICDET_ADCVAL: %d\n", ret);
> -               return ret;
> -       }
> -
> -       dev_dbg(arizona->dev, "MICDET_ADCVAL: %x\n", val);
> -
> -       val &= ARIZONA_MICDET_ADCVAL_MASK;
> -       if (val < ARRAY_SIZE(arizona_micd_levels))
> -               val = arizona_micd_levels[val];
> -       else
> -               val = INT_MAX;
> -
> -       if (val <= QUICK_HEADPHONE_MAX_OHM)
> -               val = ARIZONA_MICD_STS | ARIZONA_MICD_LVL_0;
> -       else if (val <= MICROPHONE_MIN_OHM)
> -               val = ARIZONA_MICD_STS | ARIZONA_MICD_LVL_1;
> -       else if (val <= MICROPHONE_MAX_OHM)
> -               val = ARIZONA_MICD_STS | ARIZONA_MICD_LVL_8;
> -       else
> -               val = ARIZONA_MICD_LVL_8;
> -
> -       return val;
> -}
> -
> -static int arizona_micd_read(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       unsigned int val = 0;
> -       int ret, i;
> -
> -       for (i = 0; i < 10 && !(val & MICD_LVL_0_TO_8); i++) {
> -               ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_3, &val);
> -               if (ret != 0) {
> -                       dev_err(arizona->dev,
> -                               "Failed to read MICDET: %d\n", ret);
> -                       return ret;
> -               }
> -
> -               dev_dbg(arizona->dev, "MICDET: %x\n", val);
> -
> -               if (!(val & ARIZONA_MICD_VALID)) {
> -                       dev_warn(arizona->dev,
> -                                "Microphone detection state invalid\n");
> -                       return -EINVAL;
> -               }
> -       }
> -
> -       if (i == 10 && !(val & MICD_LVL_0_TO_8)) {
> -               dev_err(arizona->dev, "Failed to get valid MICDET value\n");
> -               return -EINVAL;
> -       }
> -
> -       return val;
> -}
> -
> -static int arizona_micdet_reading(void *priv)
> -{
> -       struct arizona_extcon_info *info = priv;
> -       struct arizona *arizona = info->arizona;
> -       int ret, val;
> -
> -       if (info->detecting && arizona->pdata.micd_software_compare)
> -               ret = arizona_micd_adc_read(info);
> -       else
> -               ret = arizona_micd_read(info);
> -       if (ret < 0)
> -               return ret;
> -
> -       val = ret;
> -
> -       /* Due to jack detect this should never happen */
> -       if (!(val & ARIZONA_MICD_STS)) {
> -               dev_warn(arizona->dev, "Detected open circuit\n");
> -               info->mic = false;
> -               info->detecting = false;
> -               arizona_identify_headphone(info);
> -               return 0;
> -       }
> -
> -       /* If we got a high impedence we should have a headset, report it. */
> -       if (val & ARIZONA_MICD_LVL_8) {
> -               info->mic = true;
> -               info->detecting = false;
> -
> -               arizona_identify_headphone(info);
> -
> -               ret = extcon_set_state_sync(info->edev,
> -                                             EXTCON_JACK_MICROPHONE, true);
> -               if (ret != 0)
> -                       dev_err(arizona->dev, "Headset report failed: %d\n",
> -                               ret);
> -
> -               /* Don't need to regulate for button detection */
> -               ret = regulator_allow_bypass(info->micvdd, true);
> -               if (ret != 0) {
> -                       dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n",
> -                               ret);
> -               }
> -
> -               return 0;
> -       }
> -
> -       /* If we detected a lower impedence during initial startup
> -        * then we probably have the wrong polarity, flip it.  Don't
> -        * do this for the lowest impedences to speed up detection of
> -        * plain headphones.  If both polarities report a low
> -        * impedence then give up and report headphones.
> -        */
> -       if (val & MICD_LVL_1_TO_7) {
> -               if (info->jack_flips >= info->micd_num_modes * 10) {
> -                       dev_dbg(arizona->dev, "Detected HP/line\n");
> -
> -                       info->detecting = false;
> -
> -                       arizona_identify_headphone(info);
> -               } else {
> -                       info->micd_mode++;
> -                       if (info->micd_mode == info->micd_num_modes)
> -                               info->micd_mode = 0;
> -                       arizona_extcon_set_mode(info, info->micd_mode);
> -
> -                       info->jack_flips++;
> -
> -                       if (arizona->pdata.micd_software_compare)
> -                               regmap_update_bits(arizona->regmap,
> -                                                  ARIZONA_MIC_DETECT_1,
> -                                                  ARIZONA_MICD_ENA,
> -                                                  ARIZONA_MICD_ENA);
> -
> -                       queue_delayed_work(system_power_efficient_wq,
> -                                          &info->micd_timeout_work,
> -                                          msecs_to_jiffies(arizona->pdata.micd_timeout));
> -               }
> -
> -               return 0;
> -       }
> -
> -       /*
> -        * If we're still detecting and we detect a short then we've
> -        * got a headphone.
> -        */
> -       dev_dbg(arizona->dev, "Headphone detected\n");
> -       info->detecting = false;
> -
> -       arizona_identify_headphone(info);
> -
> -       return 0;
> -}
> -
> -static int arizona_button_reading(void *priv)
> -{
> -       struct arizona_extcon_info *info = priv;
> -       struct arizona *arizona = info->arizona;
> -       int val, key, lvl, i;
> -
> -       val = arizona_micd_read(info);
> -       if (val < 0)
> -               return val;
> -
> -       /*
> -        * If we're still detecting and we detect a short then we've
> -        * got a headphone.  Otherwise it's a button press.
> -        */
> -       if (val & MICD_LVL_0_TO_7) {
> -               if (info->mic) {
> -                       dev_dbg(arizona->dev, "Mic button detected\n");
> -
> -                       lvl = val & ARIZONA_MICD_LVL_MASK;
> -                       lvl >>= ARIZONA_MICD_LVL_SHIFT;
> -
> -                       for (i = 0; i < info->num_micd_ranges; i++)
> -                               input_report_key(info->input,
> -                                                info->micd_ranges[i].key, 0);
> -
> -                       if (lvl && ffs(lvl) - 1 < info->num_micd_ranges) {
> -                               key = info->micd_ranges[ffs(lvl) - 1].key;
> -                               input_report_key(info->input, key, 1);
> -                               input_sync(info->input);
> -                       } else {
> -                               dev_err(arizona->dev, "Button out of range\n");
> -                       }
> -               } else {
> -                       dev_warn(arizona->dev, "Button with no mic: %x\n",
> -                                val);
> -               }
> -       } else {
> -               dev_dbg(arizona->dev, "Mic button released\n");
> -               for (i = 0; i < info->num_micd_ranges; i++)
> -                       input_report_key(info->input,
> -                                        info->micd_ranges[i].key, 0);
> -               input_sync(info->input);
> -               arizona_extcon_pulse_micbias(info);
> -       }
> -
> -       return 0;
> -}
> -
> -static void arizona_micd_detect(struct work_struct *work)
> -{
> -       struct arizona_extcon_info *info = container_of(work,
> -                                               struct arizona_extcon_info,
> -                                               micd_detect_work.work);
> -       struct arizona *arizona = info->arizona;
> -       int ret;
> -
> -       cancel_delayed_work_sync(&info->micd_timeout_work);
> -
> -       mutex_lock(&info->lock);
> -
> -       /* If the cable was removed while measuring ignore the result */
> -       ret = extcon_get_state(info->edev, EXTCON_MECHANICAL);
> -       if (ret < 0) {
> -               dev_err(arizona->dev, "Failed to check cable state: %d\n",
> -                               ret);
> -               mutex_unlock(&info->lock);
> -               return;
> -       } else if (!ret) {
> -               dev_dbg(arizona->dev, "Ignoring MICDET for removed cable\n");
> -               mutex_unlock(&info->lock);
> -               return;
> -       }
> -
> -       if (info->detecting)
> -               arizona_micdet_reading(info);
> -       else
> -               arizona_button_reading(info);
> -
> -       pm_runtime_mark_last_busy(info->dev);
> -       mutex_unlock(&info->lock);
> -}
> -
> -static irqreturn_t arizona_micdet(int irq, void *data)
> -{
> -       struct arizona_extcon_info *info = data;
> -       struct arizona *arizona = info->arizona;
> -       int debounce = arizona->pdata.micd_detect_debounce;
> -
> -       cancel_delayed_work_sync(&info->micd_detect_work);
> -       cancel_delayed_work_sync(&info->micd_timeout_work);
> -
> -       mutex_lock(&info->lock);
> -       if (!info->detecting)
> -               debounce = 0;
> -       mutex_unlock(&info->lock);
> -
> -       if (debounce)
> -               queue_delayed_work(system_power_efficient_wq,
> -                                  &info->micd_detect_work,
> -                                  msecs_to_jiffies(debounce));
> -       else
> -               arizona_micd_detect(&info->micd_detect_work.work);
> -
> -       return IRQ_HANDLED;
> -}
> -
> -static void arizona_hpdet_work(struct work_struct *work)
> -{
> -       struct arizona_extcon_info *info = container_of(work,
> -                                               struct arizona_extcon_info,
> -                                               hpdet_work.work);
> -
> -       mutex_lock(&info->lock);
> -       arizona_start_hpdet_acc_id(info);
> -       mutex_unlock(&info->lock);
> -}
> -
> -static int arizona_hpdet_wait(struct arizona_extcon_info *info)
> -{
> -       struct arizona *arizona = info->arizona;
> -       unsigned int val;
> -       int i, ret;
> -
> -       for (i = 0; i < ARIZONA_HPDET_WAIT_COUNT; i++) {
> -               ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2,
> -                               &val);
> -               if (ret) {
> -                       dev_err(arizona->dev,
> -                               "Failed to read HPDET state: %d\n", ret);
> -                       return ret;
> -               }
> -
> -               switch (info->hpdet_ip_version) {
> -               case 0:
> -                       if (val & ARIZONA_HP_DONE)
> -                               return 0;
> -                       break;
> -               default:
> -                       if (val & ARIZONA_HP_DONE_B)
> -                               return 0;
> -                       break;
> -               }
> -
> -               msleep(ARIZONA_HPDET_WAIT_DELAY_MS);
> -       }
> -
> -       dev_warn(arizona->dev, "HPDET did not appear to complete\n");
> -
> -       return -ETIMEDOUT;
> -}
> -
> -static irqreturn_t arizona_jackdet(int irq, void *data)
> -{
> -       struct arizona_extcon_info *info = data;
> -       struct arizona *arizona = info->arizona;
> -       unsigned int val, present, mask;
> -       bool cancelled_hp, cancelled_mic;
> -       int ret, i;
> -
> -       cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work);
> -       cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work);
> -
> -       pm_runtime_get_sync(info->dev);
> -
> -       mutex_lock(&info->lock);
> -
> -       if (info->micd_clamp) {
> -               mask = ARIZONA_MICD_CLAMP_STS;
> -               present = 0;
> -       } else {
> -               mask = ARIZONA_JD1_STS;
> -               if (arizona->pdata.jd_invert)
> -                       present = 0;
> -               else
> -                       present = ARIZONA_JD1_STS;
> -       }
> -
> -       ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val);
> -       if (ret != 0) {
> -               dev_err(arizona->dev, "Failed to read jackdet status: %d\n",
> -                       ret);
> -               mutex_unlock(&info->lock);
> -               pm_runtime_put_autosuspend(info->dev);
> -               return IRQ_NONE;
> -       }
> -
> -       val &= mask;
> -       if (val == info->last_jackdet) {
> -               dev_dbg(arizona->dev, "Suppressing duplicate JACKDET\n");
> -               if (cancelled_hp)
> -                       queue_delayed_work(system_power_efficient_wq,
> -                                          &info->hpdet_work,
> -                                          msecs_to_jiffies(HPDET_DEBOUNCE));
> -
> -               if (cancelled_mic) {
> -                       int micd_timeout = arizona->pdata.micd_timeout;
> -
> -                       queue_delayed_work(system_power_efficient_wq,
> -                                          &info->micd_timeout_work,
> -                                          msecs_to_jiffies(micd_timeout));
> -               }
> -
> -               goto out;
> -       }
> -       info->last_jackdet = val;
> -
> -       if (info->last_jackdet == present) {
> -               dev_dbg(arizona->dev, "Detected jack\n");
> -               ret = extcon_set_state_sync(info->edev,
> -                                             EXTCON_MECHANICAL, true);
> -
> -               if (ret != 0)
> -                       dev_err(arizona->dev, "Mechanical report failed: %d\n",
> -                               ret);
> -
> -               info->detecting = true;
> -               info->mic = false;
> -               info->jack_flips = 0;
> -
> -               if (!arizona->pdata.hpdet_acc_id) {
> -                       arizona_start_mic(info);
> -               } else {
> -                       queue_delayed_work(system_power_efficient_wq,
> -                                          &info->hpdet_work,
> -                                          msecs_to_jiffies(HPDET_DEBOUNCE));
> -               }
> -
> -               if (info->micd_clamp || !arizona->pdata.jd_invert)
> -                       regmap_update_bits(arizona->regmap,
> -                                          ARIZONA_JACK_DETECT_DEBOUNCE,
> -                                          ARIZONA_MICD_CLAMP_DB |
> -                                          ARIZONA_JD1_DB, 0);
> -       } else {
> -               dev_dbg(arizona->dev, "Detected jack removal\n");
> -
> -               arizona_stop_mic(info);
> -
> -               info->num_hpdet_res = 0;
> -               for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++)
> -                       info->hpdet_res[i] = 0;
> -               info->mic = false;
> -               info->hpdet_done = false;
> -               info->hpdet_retried = false;
> -
> -               for (i = 0; i < info->num_micd_ranges; i++)
> -                       input_report_key(info->input,
> -                                        info->micd_ranges[i].key, 0);
> -               input_sync(info->input);
> -
> -               for (i = 0; i < ARRAY_SIZE(arizona_cable) - 1; i++) {
> -                       ret = extcon_set_state_sync(info->edev,
> -                                       arizona_cable[i], false);
> -                       if (ret != 0)
> -                               dev_err(arizona->dev,
> -                                       "Removal report failed: %d\n", ret);
> -               }
> -
> -               /*
> -                * If the jack was removed during a headphone detection we
> -                * need to wait for the headphone detection to finish, as
> -                * it can not be aborted. We don't want to be able to start
> -                * a new headphone detection from a fresh insert until this
> -                * one is finished.
> -                */
> -               arizona_hpdet_wait(info);
> -
> -               regmap_update_bits(arizona->regmap,
> -                                  ARIZONA_JACK_DETECT_DEBOUNCE,
> -                                  ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB,
> -                                  ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB);
> -       }
> -
> -out:
> -       /* Clear trig_sts to make sure DCVDD is not forced up */
> -       regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG,
> -                    ARIZONA_MICD_CLAMP_FALL_TRIG_STS |
> -                    ARIZONA_MICD_CLAMP_RISE_TRIG_STS |
> -                    ARIZONA_JD1_FALL_TRIG_STS |
> -                    ARIZONA_JD1_RISE_TRIG_STS);
> -
> -       mutex_unlock(&info->lock);
> -
> -       pm_runtime_mark_last_busy(info->dev);
> -       pm_runtime_put_autosuspend(info->dev);
> -
> -       return IRQ_HANDLED;
> -}
> -
> -/* Map a level onto a slot in the register bank */
> -static void arizona_micd_set_level(struct arizona *arizona, int index,
> -                                  unsigned int level)
> -{
> -       int reg;
> -       unsigned int mask;
> -
> -       reg = ARIZONA_MIC_DETECT_LEVEL_4 - (index / 2);
> -
> -       if (!(index % 2)) {
> -               mask = 0x3f00;
> -               level <<= 8;
> -       } else {
> -               mask = 0x3f;
> -       }
> -
> -       /* Program the level itself */
> -       regmap_update_bits(arizona->regmap, reg, mask, level);
> -}
> -
> -static int arizona_extcon_get_micd_configs(struct device *dev,
> -                                          struct arizona *arizona)
> -{
> -       const char * const prop = "wlf,micd-configs";
> -       const int entries_per_config = 3;
> -       struct arizona_micd_config *micd_configs;
> -       int nconfs, ret;
> -       int i, j;
> -       u32 *vals;
> -
> -       nconfs = device_property_count_u32(arizona->dev, prop);
> -       if (nconfs <= 0)
> -               return 0;
> -
> -       vals = kcalloc(nconfs, sizeof(u32), GFP_KERNEL);
> -       if (!vals)
> -               return -ENOMEM;
> -
> -       ret = device_property_read_u32_array(arizona->dev, prop, vals, nconfs);
> -       if (ret < 0)
> -               goto out;
> -
> -       nconfs /= entries_per_config;
> -       micd_configs = devm_kcalloc(dev, nconfs, sizeof(*micd_configs),
> -                                   GFP_KERNEL);
> -       if (!micd_configs) {
> -               ret = -ENOMEM;
> -               goto out;
> -       }
> -
> -       for (i = 0, j = 0; i < nconfs; ++i) {
> -               micd_configs[i].src = vals[j++] ? ARIZONA_ACCDET_SRC : 0;
> -               micd_configs[i].bias = vals[j++];
> -               micd_configs[i].gpio = vals[j++];
> -       }
> -
> -       arizona->pdata.micd_configs = micd_configs;
> -       arizona->pdata.num_micd_configs = nconfs;
> -
> -out:
> -       kfree(vals);
> -       return ret;
> -}
> -
> -static int arizona_extcon_device_get_pdata(struct device *dev,
> -                                          struct arizona *arizona)
> -{
> -       struct arizona_pdata *pdata = &arizona->pdata;
> -       unsigned int val = ARIZONA_ACCDET_MODE_HPL;
> -       int ret;
> -
> -       device_property_read_u32(arizona->dev, "wlf,hpdet-channel", &val);
> -       switch (val) {
> -       case ARIZONA_ACCDET_MODE_HPL:
> -       case ARIZONA_ACCDET_MODE_HPR:
> -               pdata->hpdet_channel = val;
> -               break;
> -       default:
> -               dev_err(arizona->dev,
> -                       "Wrong wlf,hpdet-channel DT value %d\n", val);
> -               pdata->hpdet_channel = ARIZONA_ACCDET_MODE_HPL;
> -       }
> -
> -       device_property_read_u32(arizona->dev, "wlf,micd-detect-debounce",
> -                                &pdata->micd_detect_debounce);
> -
> -       device_property_read_u32(arizona->dev, "wlf,micd-bias-start-time",
> -                                &pdata->micd_bias_start_time);
> -
> -       device_property_read_u32(arizona->dev, "wlf,micd-rate",
> -                                &pdata->micd_rate);
> -
> -       device_property_read_u32(arizona->dev, "wlf,micd-dbtime",
> -                                &pdata->micd_dbtime);
> -
> -       device_property_read_u32(arizona->dev, "wlf,micd-timeout-ms",
> -                                &pdata->micd_timeout);
> -
> -       pdata->micd_force_micbias = device_property_read_bool(arizona->dev,
> -                                               "wlf,micd-force-micbias");
> -
> -       pdata->micd_software_compare = device_property_read_bool(arizona->dev,
> -                                               "wlf,micd-software-compare");
> -
> -       pdata->jd_invert = device_property_read_bool(arizona->dev,
> -                                                    "wlf,jd-invert");
> -
> -       device_property_read_u32(arizona->dev, "wlf,gpsw", &pdata->gpsw);
> -
> -       pdata->jd_gpio5 = device_property_read_bool(arizona->dev,
> -                                                   "wlf,use-jd2");
> -       pdata->jd_gpio5_nopull = device_property_read_bool(arizona->dev,
> -                                               "wlf,use-jd2-nopull");
> -
> -       ret = arizona_extcon_get_micd_configs(dev, arizona);
> -       if (ret < 0)
> -               dev_err(arizona->dev, "Failed to read micd configs: %d\n", ret);
> -
> -       return 0;
> -}
> -
> -static int arizona_extcon_probe(struct platform_device *pdev)
> -{
> -       struct arizona *arizona = dev_get_drvdata(pdev->dev.parent);
> -       struct arizona_pdata *pdata = &arizona->pdata;
> -       struct arizona_extcon_info *info;
> -       unsigned int val;
> -       unsigned int clamp_mode;
> -       int jack_irq_fall, jack_irq_rise;
> -       int ret, mode, i, j;
> -
> -       if (!arizona->dapm || !arizona->dapm->card)
> -               return -EPROBE_DEFER;
> -
> -       info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
> -       if (!info)
> -               return -ENOMEM;
> -
> -       if (!dev_get_platdata(arizona->dev))
> -               arizona_extcon_device_get_pdata(&pdev->dev, arizona);
> -
> -       info->micvdd = devm_regulator_get(&pdev->dev, "MICVDD");
> -       if (IS_ERR(info->micvdd)) {
> -               ret = PTR_ERR(info->micvdd);
> -               dev_err(arizona->dev, "Failed to get MICVDD: %d\n", ret);
> -               return ret;
> -       }
> -
> -       mutex_init(&info->lock);
> -       info->arizona = arizona;
> -       info->dev = &pdev->dev;
> -       info->last_jackdet = ~(ARIZONA_MICD_CLAMP_STS | ARIZONA_JD1_STS);
> -       INIT_DELAYED_WORK(&info->hpdet_work, arizona_hpdet_work);
> -       INIT_DELAYED_WORK(&info->micd_detect_work, arizona_micd_detect);
> -       INIT_DELAYED_WORK(&info->micd_timeout_work, arizona_micd_timeout_work);
> -       platform_set_drvdata(pdev, info);
> -
> -       switch (arizona->type) {
> -       case WM5102:
> -               switch (arizona->rev) {
> -               case 0:
> -                       info->micd_reva = true;
> -                       break;
> -               default:
> -                       info->micd_clamp = true;
> -                       info->hpdet_ip_version = 1;
> -                       break;
> -               }
> -               break;
> -       case WM5110:
> -       case WM8280:
> -               switch (arizona->rev) {
> -               case 0 ... 2:
> -                       break;
> -               default:
> -                       info->micd_clamp = true;
> -                       info->hpdet_ip_version = 2;
> -                       break;
> -               }
> -               break;
> -       case WM8998:
> -       case WM1814:
> -               info->micd_clamp = true;
> -               info->hpdet_ip_version = 2;
> -               break;
> -       default:
> -               break;
> -       }
> -
> -       info->edev = devm_extcon_dev_allocate(&pdev->dev, arizona_cable);
> -       if (IS_ERR(info->edev)) {
> -               dev_err(&pdev->dev, "failed to allocate extcon device\n");
> -               return -ENOMEM;
> -       }
> -
> -       ret = devm_extcon_dev_register(&pdev->dev, info->edev);
> -       if (ret < 0) {
> -               dev_err(arizona->dev, "extcon_dev_register() failed: %d\n",
> -                       ret);
> -               return ret;
> -       }
> -
> -       info->input = devm_input_allocate_device(&pdev->dev);
> -       if (!info->input) {
> -               dev_err(arizona->dev, "Can't allocate input dev\n");
> -               ret = -ENOMEM;
> -               return ret;
> -       }
> -
> -       info->input->name = "Headset";
> -       info->input->phys = "arizona/extcon";
> -
> -       if (!pdata->micd_timeout)
> -               pdata->micd_timeout = DEFAULT_MICD_TIMEOUT;
> -
> -       if (pdata->num_micd_configs) {
> -               info->micd_modes = pdata->micd_configs;
> -               info->micd_num_modes = pdata->num_micd_configs;
> -       } else {
> -               info->micd_modes = micd_default_modes;
> -               info->micd_num_modes = ARRAY_SIZE(micd_default_modes);
> -       }
> -
> -       if (arizona->pdata.gpsw > 0)
> -               regmap_update_bits(arizona->regmap, ARIZONA_GP_SWITCH_1,
> -                               ARIZONA_SW1_MODE_MASK, arizona->pdata.gpsw);
> -
> -       if (pdata->micd_pol_gpio > 0) {
> -               if (info->micd_modes[0].gpio)
> -                       mode = GPIOF_OUT_INIT_HIGH;
> -               else
> -                       mode = GPIOF_OUT_INIT_LOW;
> -
> -               ret = devm_gpio_request_one(&pdev->dev, pdata->micd_pol_gpio,
> -                                           mode, "MICD polarity");
> -               if (ret != 0) {
> -                       dev_err(arizona->dev, "Failed to request GPIO%d: %d\n",
> -                               pdata->micd_pol_gpio, ret);
> -                       return ret;
> -               }
> -
> -               info->micd_pol_gpio = gpio_to_desc(pdata->micd_pol_gpio);
> -       } else {
> -               if (info->micd_modes[0].gpio)
> -                       mode = GPIOD_OUT_HIGH;
> -               else
> -                       mode = GPIOD_OUT_LOW;
> -
> -               /* We can't use devm here because we need to do the get
> -                * against the MFD device, as that is where the of_node
> -                * will reside, but if we devm against that the GPIO
> -                * will not be freed if the extcon driver is unloaded.
> -                */
> -               info->micd_pol_gpio = gpiod_get_optional(arizona->dev,
> -                                                        "wlf,micd-pol",
> -                                                        GPIOD_OUT_LOW);
> -               if (IS_ERR(info->micd_pol_gpio)) {
> -                       ret = PTR_ERR(info->micd_pol_gpio);
> -                       dev_err(arizona->dev,
> -                               "Failed to get microphone polarity GPIO: %d\n",
> -                               ret);
> -                       return ret;
> -               }
> -       }
> -
> -       if (arizona->pdata.hpdet_id_gpio > 0) {
> -               ret = devm_gpio_request_one(&pdev->dev,
> -                                           arizona->pdata.hpdet_id_gpio,
> -                                           GPIOF_OUT_INIT_LOW,
> -                                           "HPDET");
> -               if (ret != 0) {
> -                       dev_err(arizona->dev, "Failed to request GPIO%d: %d\n",
> -                               arizona->pdata.hpdet_id_gpio, ret);
> -                       goto err_gpio;
> -               }
> -       }
> -
> -       if (arizona->pdata.micd_bias_start_time)
> -               regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                  ARIZONA_MICD_BIAS_STARTTIME_MASK,
> -                                  arizona->pdata.micd_bias_start_time
> -                                  << ARIZONA_MICD_BIAS_STARTTIME_SHIFT);
> -
> -       if (arizona->pdata.micd_rate)
> -               regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                  ARIZONA_MICD_RATE_MASK,
> -                                  arizona->pdata.micd_rate
> -                                  << ARIZONA_MICD_RATE_SHIFT);
> -
> -       switch (arizona->pdata.micd_dbtime) {
> -       case MICD_DBTIME_FOUR_READINGS:
> -               regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                  ARIZONA_MICD_DBTIME_MASK,
> -                                  ARIZONA_MICD_DBTIME);
> -               break;
> -       case MICD_DBTIME_TWO_READINGS:
> -               regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                  ARIZONA_MICD_DBTIME_MASK, 0);
> -               break;
> -       default:
> -               break;
> -       }
> -
> -       BUILD_BUG_ON(ARRAY_SIZE(arizona_micd_levels) <
> -                    ARIZONA_NUM_MICD_BUTTON_LEVELS);
> -
> -       if (arizona->pdata.num_micd_ranges) {
> -               info->micd_ranges = pdata->micd_ranges;
> -               info->num_micd_ranges = pdata->num_micd_ranges;
> -       } else {
> -               info->micd_ranges = micd_default_ranges;
> -               info->num_micd_ranges = ARRAY_SIZE(micd_default_ranges);
> -       }
> -
> -       if (arizona->pdata.num_micd_ranges > ARIZONA_MAX_MICD_RANGE) {
> -               dev_err(arizona->dev, "Too many MICD ranges: %d\n",
> -                       arizona->pdata.num_micd_ranges);
> -       }
> -
> -       if (info->num_micd_ranges > 1) {
> -               for (i = 1; i < info->num_micd_ranges; i++) {
> -                       if (info->micd_ranges[i - 1].max >
> -                           info->micd_ranges[i].max) {
> -                               dev_err(arizona->dev,
> -                                       "MICD ranges must be sorted\n");
> -                               ret = -EINVAL;
> -                               goto err_gpio;
> -                       }
> -               }
> -       }
> -
> -       /* Disable all buttons by default */
> -       regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2,
> -                          ARIZONA_MICD_LVL_SEL_MASK, 0x81);
> -
> -       /* Set up all the buttons the user specified */
> -       for (i = 0; i < info->num_micd_ranges; i++) {
> -               for (j = 0; j < ARIZONA_NUM_MICD_BUTTON_LEVELS; j++)
> -                       if (arizona_micd_levels[j] >= info->micd_ranges[i].max)
> -                               break;
> -
> -               if (j == ARIZONA_NUM_MICD_BUTTON_LEVELS) {
> -                       dev_err(arizona->dev, "Unsupported MICD level %d\n",
> -                               info->micd_ranges[i].max);
> -                       ret = -EINVAL;
> -                       goto err_gpio;
> -               }
> -
> -               dev_dbg(arizona->dev, "%d ohms for MICD threshold %d\n",
> -                       arizona_micd_levels[j], i);
> -
> -               arizona_micd_set_level(arizona, i, j);
> -               input_set_capability(info->input, EV_KEY,
> -                                    info->micd_ranges[i].key);
> -
> -               /* Enable reporting of that range */
> -               regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2,
> -                                  1 << i, 1 << i);
> -       }
> -
> -       /* Set all the remaining keys to a maximum */
> -       for (; i < ARIZONA_MAX_MICD_RANGE; i++)
> -               arizona_micd_set_level(arizona, i, 0x3f);
> -
> -       /*
> -        * If we have a clamp use it, activating in conjunction with
> -        * GPIO5 if that is connected for jack detect operation.
> -        */
> -       if (info->micd_clamp) {
> -               if (arizona->pdata.jd_gpio5) {
> -                       /* Put the GPIO into input mode with optional pull */
> -                       val = 0xc101;
> -                       if (arizona->pdata.jd_gpio5_nopull)
> -                               val &= ~ARIZONA_GPN_PU;
> -
> -                       regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL,
> -                                    val);
> -
> -                       if (arizona->pdata.jd_invert)
> -                               clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH_GP5H;
> -                       else
> -                               clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL_GP5H;
> -               } else {
> -                       if (arizona->pdata.jd_invert)
> -                               clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH;
> -                       else
> -                               clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL;
> -               }
> -
> -               regmap_update_bits(arizona->regmap,
> -                                  ARIZONA_MICD_CLAMP_CONTROL,
> -                                  ARIZONA_MICD_CLAMP_MODE_MASK, clamp_mode);
> -
> -               regmap_update_bits(arizona->regmap,
> -                                  ARIZONA_JACK_DETECT_DEBOUNCE,
> -                                  ARIZONA_MICD_CLAMP_DB,
> -                                  ARIZONA_MICD_CLAMP_DB);
> -       }
> -
> -       arizona_extcon_set_mode(info, 0);
> -
> -       pm_runtime_enable(&pdev->dev);
> -       pm_runtime_idle(&pdev->dev);
> -       pm_runtime_get_sync(&pdev->dev);
> -
> -       if (info->micd_clamp) {
> -               jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE;
> -               jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL;
> -       } else {
> -               jack_irq_rise = ARIZONA_IRQ_JD_RISE;
> -               jack_irq_fall = ARIZONA_IRQ_JD_FALL;
> -       }
> -
> -       ret = arizona_request_irq(arizona, jack_irq_rise,
> -                                 "JACKDET rise", arizona_jackdet, info);
> -       if (ret != 0) {
> -               dev_err(&pdev->dev, "Failed to get JACKDET rise IRQ: %d\n",
> -                       ret);
> -               goto err_pm;
> -       }
> -
> -       ret = arizona_set_irq_wake(arizona, jack_irq_rise, 1);
> -       if (ret != 0) {
> -               dev_err(&pdev->dev, "Failed to set JD rise IRQ wake: %d\n",
> -                       ret);
> -               goto err_rise;
> -       }
> -
> -       ret = arizona_request_irq(arizona, jack_irq_fall,
> -                                 "JACKDET fall", arizona_jackdet, info);
> -       if (ret != 0) {
> -               dev_err(&pdev->dev, "Failed to get JD fall IRQ: %d\n", ret);
> -               goto err_rise_wake;
> -       }
> -
> -       ret = arizona_set_irq_wake(arizona, jack_irq_fall, 1);
> -       if (ret != 0) {
> -               dev_err(&pdev->dev, "Failed to set JD fall IRQ wake: %d\n",
> -                       ret);
> -               goto err_fall;
> -       }
> -
> -       ret = arizona_request_irq(arizona, ARIZONA_IRQ_MICDET,
> -                                 "MICDET", arizona_micdet, info);
> -       if (ret != 0) {
> -               dev_err(&pdev->dev, "Failed to get MICDET IRQ: %d\n", ret);
> -               goto err_fall_wake;
> -       }
> -
> -       ret = arizona_request_irq(arizona, ARIZONA_IRQ_HPDET,
> -                                 "HPDET", arizona_hpdet_irq, info);
> -       if (ret != 0) {
> -               dev_err(&pdev->dev, "Failed to get HPDET IRQ: %d\n", ret);
> -               goto err_micdet;
> -       }
> -
> -       arizona_clk32k_enable(arizona);
> -       regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_DEBOUNCE,
> -                          ARIZONA_JD1_DB, ARIZONA_JD1_DB);
> -       regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE,
> -                          ARIZONA_JD1_ENA, ARIZONA_JD1_ENA);
> -
> -       ret = regulator_allow_bypass(info->micvdd, true);
> -       if (ret != 0)
> -               dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n",
> -                        ret);
> -
> -       ret = input_register_device(info->input);
> -       if (ret) {
> -               dev_err(&pdev->dev, "Can't register input device: %d\n", ret);
> -               goto err_hpdet;
> -       }
> -
> -       pm_runtime_put(&pdev->dev);
> -
> -       return 0;
> -
> -err_hpdet:
> -       arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info);
> -err_micdet:
> -       arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info);
> -err_fall_wake:
> -       arizona_set_irq_wake(arizona, jack_irq_fall, 0);
> -err_fall:
> -       arizona_free_irq(arizona, jack_irq_fall, info);
> -err_rise_wake:
> -       arizona_set_irq_wake(arizona, jack_irq_rise, 0);
> -err_rise:
> -       arizona_free_irq(arizona, jack_irq_rise, info);
> -err_pm:
> -       pm_runtime_put(&pdev->dev);
> -       pm_runtime_disable(&pdev->dev);
> -err_gpio:
> -       gpiod_put(info->micd_pol_gpio);
> -       return ret;
> -}
> -
> -static int arizona_extcon_remove(struct platform_device *pdev)
> -{
> -       struct arizona_extcon_info *info = platform_get_drvdata(pdev);
> -       struct arizona *arizona = info->arizona;
> -       int jack_irq_rise, jack_irq_fall;
> -       bool change;
> -       int ret;
> -
> -       ret = regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,
> -                                      ARIZONA_MICD_ENA, 0,
> -                                      &change);
> -       if (ret < 0) {
> -               dev_err(&pdev->dev, "Failed to disable micd on remove: %d\n",
> -                       ret);
> -       } else if (change) {
> -               regulator_disable(info->micvdd);
> -               pm_runtime_put(info->dev);
> -       }
> -
> -       gpiod_put(info->micd_pol_gpio);
> -
> -       pm_runtime_disable(&pdev->dev);
> -
> -       regmap_update_bits(arizona->regmap,
> -                          ARIZONA_MICD_CLAMP_CONTROL,
> -                          ARIZONA_MICD_CLAMP_MODE_MASK, 0);
> -
> -       if (info->micd_clamp) {
> -               jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE;
> -               jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL;
> -       } else {
> -               jack_irq_rise = ARIZONA_IRQ_JD_RISE;
> -               jack_irq_fall = ARIZONA_IRQ_JD_FALL;
> -       }
> -
> -       arizona_set_irq_wake(arizona, jack_irq_rise, 0);
> -       arizona_set_irq_wake(arizona, jack_irq_fall, 0);
> -       arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info);
> -       arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info);
> -       arizona_free_irq(arizona, jack_irq_rise, info);
> -       arizona_free_irq(arizona, jack_irq_fall, info);
> -       cancel_delayed_work_sync(&info->hpdet_work);
> -       regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE,
> -                          ARIZONA_JD1_ENA, 0);
> -       arizona_clk32k_disable(arizona);
> -
> -       return 0;
> -}
> -
> -static struct platform_driver arizona_extcon_driver = {
> -       .driver         = {
> -               .name   = "arizona-extcon",
> -       },
> -       .probe          = arizona_extcon_probe,
> -       .remove         = arizona_extcon_remove,
> -};
> -
> -module_platform_driver(arizona_extcon_driver);
> -
> -MODULE_DESCRIPTION("Arizona Extcon driver");
> -MODULE_AUTHOR("Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>");
> -MODULE_LICENSE("GPL");
> -MODULE_ALIAS("platform:extcon-arizona");
> --
> 2.28.0
>


-- 
With Best Regards,
Andy Shevchenko




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