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-rw-r--r--Documentation/devicetree/bindings/extcon/extcon-palmas.txt6
-rw-r--r--Documentation/extcon/porting-android-switch-class9
-rw-r--r--MAINTAINERS1
-rw-r--r--drivers/extcon/Kconfig10
-rw-r--r--drivers/extcon/Makefile1
-rw-r--r--drivers/extcon/extcon-arizona.c73
-rw-r--r--drivers/extcon/extcon-gpio.c32
-rw-r--r--drivers/extcon/extcon-max14577.c752
-rw-r--r--drivers/extcon/extcon-palmas.c17
-rw-r--r--include/linux/extcon/extcon-gpio.h1
-rw-r--r--include/linux/mfd/arizona/registers.h9
11 files changed, 876 insertions, 35 deletions
diff --git a/Documentation/devicetree/bindings/extcon/extcon-palmas.txt b/Documentation/devicetree/bindings/extcon/extcon-palmas.txt
index 7dab6a8f4a0e..45414bbcd945 100644
--- a/Documentation/devicetree/bindings/extcon/extcon-palmas.txt
+++ b/Documentation/devicetree/bindings/extcon/extcon-palmas.txt
@@ -2,7 +2,11 @@ EXTCON FOR PALMAS/TWL CHIPS
PALMAS USB COMPARATOR
Required Properties:
- - compatible : Should be "ti,palmas-usb" or "ti,twl6035-usb"
+ - compatible: should contain one of:
+ * "ti,palmas-usb-vid".
+ * "ti,twl6035-usb-vid".
+ * "ti,palmas-usb" (DEPRECATED - use "ti,palmas-usb-vid").
+ * "ti,twl6035-usb" (DEPRECATED - use "ti,twl6035-usb-vid").
Optional Properties:
- ti,wakeup : To enable the wakeup comparator in probe
diff --git a/Documentation/extcon/porting-android-switch-class b/Documentation/extcon/porting-android-switch-class
index 5377f6317961..49c81caef84d 100644
--- a/Documentation/extcon/porting-android-switch-class
+++ b/Documentation/extcon/porting-android-switch-class
@@ -50,7 +50,7 @@ so that they are still compatible with legacy userspace processes.
Extcon's extended features for switch device drivers with
complex features usually required magic numbers in state
value of switch_dev. With extcon, such magic numbers that
- support multiple cables (
+ support multiple cables are no more required or supported.
1. Define cable names at edev->supported_cable.
2. (Recommended) remove print_state callback.
@@ -114,11 +114,8 @@ exclusive, the two cables cannot be in ATTACHED state simulteneously.
****** ABI Location
- If "CONFIG_ANDROID" is enabled and "CONFIG_ANDROID_SWITCH" is
-disabled, /sys/class/switch/* are created as symbolic links to
-/sys/class/extcon/*. Because CONFIG_ANDROID_SWITCH creates
-/sys/class/switch directory, we disable symboling linking if
-CONFIG_ANDROID_SWITCH is enabled.
+ If "CONFIG_ANDROID" is enabled, /sys/class/switch/* are created
+as symbolic links to /sys/class/extcon/*.
The two files of switch class, name and state, are provided with
extcon, too. When the multistate support (STEP 2 of CHAPTER 1.) is
diff --git a/MAINTAINERS b/MAINTAINERS
index 0a1475b6b358..cba11d2acd3a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3330,6 +3330,7 @@ EXTERNAL CONNECTOR SUBSYSTEM (EXTCON)
M: MyungJoo Ham <myungjoo.ham@samsung.com>
M: Chanwoo Choi <cw00.choi@samsung.com>
L: linux-kernel@vger.kernel.org
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon.git
S: Maintained
F: drivers/extcon/
F: Documentation/extcon/
diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
index f1d54a3985bd..bdb5a00f1dfa 100644
--- a/drivers/extcon/Kconfig
+++ b/drivers/extcon/Kconfig
@@ -31,6 +31,16 @@ config EXTCON_ADC_JACK
help
Say Y here to enable extcon device driver based on ADC values.
+config EXTCON_MAX14577
+ tristate "MAX14577 EXTCON Support"
+ depends on MFD_MAX14577
+ select IRQ_DOMAIN
+ select REGMAP_I2C
+ help
+ If you say yes here you get support for the MUIC device of
+ Maxim MAX14577 PMIC. The MAX14577 MUIC is a USB port accessory
+ detector and switch.
+
config EXTCON_MAX77693
tristate "MAX77693 EXTCON Support"
depends on MFD_MAX77693 && INPUT
diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile
index 759fdae46f95..43eccc0e3448 100644
--- a/drivers/extcon/Makefile
+++ b/drivers/extcon/Makefile
@@ -7,6 +7,7 @@ obj-$(CONFIG_OF_EXTCON) += of_extcon.o
obj-$(CONFIG_EXTCON) += extcon-class.o
obj-$(CONFIG_EXTCON_GPIO) += extcon-gpio.o
obj-$(CONFIG_EXTCON_ADC_JACK) += extcon-adc-jack.o
+obj-$(CONFIG_EXTCON_MAX14577) += extcon-max14577.o
obj-$(CONFIG_EXTCON_MAX77693) += extcon-max77693.o
obj-$(CONFIG_EXTCON_MAX8997) += extcon-max8997.o
obj-$(CONFIG_EXTCON_ARIZONA) += extcon-arizona.o
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index a287cece0593..c20602f601ee 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -44,6 +44,15 @@
#define HPDET_DEBOUNCE 500
#define DEFAULT_MICD_TIMEOUT 2000
+#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;
@@ -426,26 +435,15 @@ static int arizona_hpdet_read(struct arizona_extcon_info *info)
}
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 or down a range? */
- if (range && (val < arizona_hpdet_c_ranges[range].min)) {
- 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;
- }
-
+ /* Skip up a range, or report? */
if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 &&
(val >= arizona_hpdet_c_ranges[range].max)) {
range++;
@@ -459,6 +457,12 @@ static int arizona_hpdet_read(struct arizona_extcon_info *info)
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;
+ }
}
dev_dbg(arizona->dev, "HP impedance %d ohms\n", val);
@@ -594,9 +598,15 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
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_do_magic(info, 0);
-done:
if (id_gpio)
gpio_set_value_cansleep(id_gpio, 0);
@@ -765,7 +775,20 @@ static void arizona_micd_detect(struct work_struct *work)
mutex_lock(&info->lock);
- for (i = 0; i < 10 && !(val & 0x7fc); i++) {
+ /* If the cable was removed while measuring ignore the result */
+ ret = extcon_get_cable_state_(&info->edev, ARIZONA_CABLE_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;
+ }
+
+ 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,
@@ -784,7 +807,7 @@ static void arizona_micd_detect(struct work_struct *work)
}
}
- if (i == 10 && !(val & 0x7fc)) {
+ if (i == 10 && !(val & MICD_LVL_0_TO_8)) {
dev_err(arizona->dev, "Failed to get valid MICDET value\n");
mutex_unlock(&info->lock);
return;
@@ -798,7 +821,7 @@ static void arizona_micd_detect(struct work_struct *work)
}
/* If we got a high impedence we should have a headset, report it. */
- if (info->detecting && (val & 0x400)) {
+ if (info->detecting && (val & ARIZONA_MICD_LVL_8)) {
arizona_identify_headphone(info);
ret = extcon_update_state(&info->edev,
@@ -827,7 +850,7 @@ static void arizona_micd_detect(struct work_struct *work)
* plain headphones. If both polarities report a low
* impedence then give up and report headphones.
*/
- if (info->detecting && (val & 0x3f8)) {
+ if (info->detecting && (val & MICD_LVL_1_TO_7)) {
if (info->jack_flips >= info->micd_num_modes * 10) {
dev_dbg(arizona->dev, "Detected HP/line\n");
arizona_identify_headphone(info);
@@ -851,7 +874,7 @@ static void arizona_micd_detect(struct work_struct *work)
* If we're still detecting and we detect a short then we've
* got a headphone. Otherwise it's a button press.
*/
- if (val & 0x3fc) {
+ if (val & MICD_LVL_0_TO_7) {
if (info->mic) {
dev_dbg(arizona->dev, "Mic button detected\n");
@@ -1126,6 +1149,16 @@ static int arizona_extcon_probe(struct platform_device *pdev)
break;
}
break;
+ case WM5110:
+ switch (arizona->rev) {
+ case 0 ... 2:
+ break;
+ default:
+ info->micd_clamp = true;
+ info->hpdet_ip = 2;
+ break;
+ }
+ break;
default:
break;
}
diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c
index 7e0dff58e494..a63a6b21c9ad 100644
--- a/drivers/extcon/extcon-gpio.c
+++ b/drivers/extcon/extcon-gpio.c
@@ -40,6 +40,7 @@ struct gpio_extcon_data {
int irq;
struct delayed_work work;
unsigned long debounce_jiffies;
+ bool check_on_resume;
};
static void gpio_extcon_work(struct work_struct *work)
@@ -103,8 +104,15 @@ static int gpio_extcon_probe(struct platform_device *pdev)
extcon_data->gpio_active_low = pdata->gpio_active_low;
extcon_data->state_on = pdata->state_on;
extcon_data->state_off = pdata->state_off;
+ extcon_data->check_on_resume = pdata->check_on_resume;
if (pdata->state_on && pdata->state_off)
extcon_data->edev.print_state = extcon_gpio_print_state;
+
+ ret = devm_gpio_request_one(&pdev->dev, extcon_data->gpio, GPIOF_DIR_IN,
+ pdev->name);
+ if (ret < 0)
+ return ret;
+
if (pdata->debounce) {
ret = gpio_set_debounce(extcon_data->gpio,
pdata->debounce * 1000);
@@ -117,11 +125,6 @@ static int gpio_extcon_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- ret = devm_gpio_request_one(&pdev->dev, extcon_data->gpio, GPIOF_DIR_IN,
- pdev->name);
- if (ret < 0)
- goto err;
-
INIT_DELAYED_WORK(&extcon_data->work, gpio_extcon_work);
extcon_data->irq = gpio_to_irq(extcon_data->gpio);
@@ -159,12 +162,31 @@ static int gpio_extcon_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int gpio_extcon_resume(struct device *dev)
+{
+ struct gpio_extcon_data *extcon_data;
+
+ extcon_data = dev_get_drvdata(dev);
+ if (extcon_data->check_on_resume)
+ queue_delayed_work(system_power_efficient_wq,
+ &extcon_data->work, extcon_data->debounce_jiffies);
+
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops gpio_extcon_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(NULL, gpio_extcon_resume)
+};
+
static struct platform_driver gpio_extcon_driver = {
.probe = gpio_extcon_probe,
.remove = gpio_extcon_remove,
.driver = {
.name = "extcon-gpio",
.owner = THIS_MODULE,
+ .pm = &gpio_extcon_pm_ops,
},
};
diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c
new file mode 100644
index 000000000000..3846941801b8
--- /dev/null
+++ b/drivers/extcon/extcon-max14577.c
@@ -0,0 +1,752 @@
+/*
+ * extcon-max14577.c - MAX14577 extcon driver to support MAX14577 MUIC
+ *
+ * Copyright (C) 2013 Samsung Electrnoics
+ * Chanwoo Choi <cw00.choi@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/max14577.h>
+#include <linux/mfd/max14577-private.h>
+#include <linux/extcon.h>
+
+#define DEV_NAME "max14577-muic"
+#define DELAY_MS_DEFAULT 17000 /* unit: millisecond */
+
+enum max14577_muic_adc_debounce_time {
+ ADC_DEBOUNCE_TIME_5MS = 0,
+ ADC_DEBOUNCE_TIME_10MS,
+ ADC_DEBOUNCE_TIME_25MS,
+ ADC_DEBOUNCE_TIME_38_62MS,
+};
+
+enum max14577_muic_status {
+ MAX14577_MUIC_STATUS1 = 0,
+ MAX14577_MUIC_STATUS2 = 1,
+ MAX14577_MUIC_STATUS_END,
+};
+
+struct max14577_muic_info {
+ struct device *dev;
+ struct max14577 *max14577;
+ struct extcon_dev *edev;
+ int prev_cable_type;
+ int prev_chg_type;
+ u8 status[MAX14577_MUIC_STATUS_END];
+
+ bool irq_adc;
+ bool irq_chg;
+ struct work_struct irq_work;
+ struct mutex mutex;
+
+ /*
+ * Use delayed workqueue to detect cable state and then
+ * notify cable state to notifiee/platform through uevent.
+ * After completing the booting of platform, the extcon provider
+ * driver should notify cable state to upper layer.
+ */
+ struct delayed_work wq_detcable;
+
+ /*
+ * Default usb/uart path whether UART/USB or AUX_UART/AUX_USB
+ * h/w path of COMP2/COMN1 on CONTROL1 register.
+ */
+ int path_usb;
+ int path_uart;
+};
+
+enum max14577_muic_cable_group {
+ MAX14577_CABLE_GROUP_ADC = 0,
+ MAX14577_CABLE_GROUP_CHG,
+};
+
+/**
+ * struct max14577_muic_irq
+ * @irq: the index of irq list of MUIC device.
+ * @name: the name of irq.
+ * @virq: the virtual irq to use irq domain
+ */
+struct max14577_muic_irq {
+ unsigned int irq;
+ const char *name;
+ unsigned int virq;
+};
+
+static struct max14577_muic_irq muic_irqs[] = {
+ { MAX14577_IRQ_INT1_ADC, "muic-ADC" },
+ { MAX14577_IRQ_INT1_ADCLOW, "muic-ADCLOW" },
+ { MAX14577_IRQ_INT1_ADCERR, "muic-ADCError" },
+ { MAX14577_IRQ_INT2_CHGTYP, "muic-CHGTYP" },
+ { MAX14577_IRQ_INT2_CHGDETRUN, "muic-CHGDETRUN" },
+ { MAX14577_IRQ_INT2_DCDTMR, "muic-DCDTMR" },
+ { MAX14577_IRQ_INT2_DBCHG, "muic-DBCHG" },
+ { MAX14577_IRQ_INT2_VBVOLT, "muic-VBVOLT" },
+};
+
+/* Define supported accessory type */
+enum max14577_muic_acc_type {
+ MAX14577_MUIC_ADC_GROUND = 0x0,
+ MAX14577_MUIC_ADC_SEND_END_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S1_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S2_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S3_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S4_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S5_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S6_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S7_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S8_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S9_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S10_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S11_BUTTON,
+ MAX14577_MUIC_ADC_REMOTE_S12_BUTTON,
+ MAX14577_MUIC_ADC_RESERVED_ACC_1,
+ MAX14577_MUIC_ADC_RESERVED_ACC_2,
+ MAX14577_MUIC_ADC_RESERVED_ACC_3,
+ MAX14577_MUIC_ADC_RESERVED_ACC_4,
+ MAX14577_MUIC_ADC_RESERVED_ACC_5,
+ MAX14577_MUIC_ADC_AUDIO_DEVICE_TYPE2,
+ MAX14577_MUIC_ADC_PHONE_POWERED_DEV,
+ MAX14577_MUIC_ADC_TTY_CONVERTER,
+ MAX14577_MUIC_ADC_UART_CABLE,
+ MAX14577_MUIC_ADC_CEA936A_TYPE1_CHG,
+ MAX14577_MUIC_ADC_FACTORY_MODE_USB_OFF,
+ MAX14577_MUIC_ADC_FACTORY_MODE_USB_ON,
+ MAX14577_MUIC_ADC_AV_CABLE_NOLOAD,
+ MAX14577_MUIC_ADC_CEA936A_TYPE2_CHG,
+ MAX14577_MUIC_ADC_FACTORY_MODE_UART_OFF,
+ MAX14577_MUIC_ADC_FACTORY_MODE_UART_ON,
+ MAX14577_MUIC_ADC_AUDIO_DEVICE_TYPE1, /* with Remote and Simple Ctrl */
+ MAX14577_MUIC_ADC_OPEN,
+};
+
+/* max14577 MUIC device support below list of accessories(external connector) */
+enum {
+ EXTCON_CABLE_USB = 0,
+ EXTCON_CABLE_TA,
+ EXTCON_CABLE_FAST_CHARGER,
+ EXTCON_CABLE_SLOW_CHARGER,
+ EXTCON_CABLE_CHARGE_DOWNSTREAM,
+ EXTCON_CABLE_JIG_USB_ON,
+ EXTCON_CABLE_JIG_USB_OFF,
+ EXTCON_CABLE_JIG_UART_OFF,
+ EXTCON_CABLE_JIG_UART_ON,
+
+ _EXTCON_CABLE_NUM,
+};
+
+static const char *max14577_extcon_cable[] = {
+ [EXTCON_CABLE_USB] = "USB",
+ [EXTCON_CABLE_TA] = "TA",
+ [EXTCON_CABLE_FAST_CHARGER] = "Fast-charger",
+ [EXTCON_CABLE_SLOW_CHARGER] = "Slow-charger",
+ [EXTCON_CABLE_CHARGE_DOWNSTREAM] = "Charge-downstream",
+ [EXTCON_CABLE_JIG_USB_ON] = "JIG-USB-ON",
+ [EXTCON_CABLE_JIG_USB_OFF] = "JIG-USB-OFF",
+ [EXTCON_CABLE_JIG_UART_OFF] = "JIG-UART-OFF",
+ [EXTCON_CABLE_JIG_UART_ON] = "JIG-UART-ON",
+
+ NULL,
+};
+
+/*
+ * max14577_muic_set_debounce_time - Set the debounce time of ADC
+ * @info: the instance including private data of max14577 MUIC
+ * @time: the debounce time of ADC
+ */
+static int max14577_muic_set_debounce_time(struct max14577_muic_info *info,
+ enum max14577_muic_adc_debounce_time time)
+{
+ u8 ret;
+
+ switch (time) {
+ case ADC_DEBOUNCE_TIME_5MS:
+ case ADC_DEBOUNCE_TIME_10MS:
+ case ADC_DEBOUNCE_TIME_25MS:
+ case ADC_DEBOUNCE_TIME_38_62MS:
+ ret = max14577_update_reg(info->max14577->regmap,
+ MAX14577_MUIC_REG_CONTROL3,
+ CTRL3_ADCDBSET_MASK,
+ time << CTRL3_ADCDBSET_SHIFT);
+ if (ret) {
+ dev_err(info->dev, "failed to set ADC debounce time\n");
+ return ret;
+ }
+ break;
+ default:
+ dev_err(info->dev, "invalid ADC debounce time\n");
+ return -EINVAL;
+ }
+
+ return 0;
+};
+
+/*
+ * max14577_muic_set_path - Set hardware line according to attached cable
+ * @info: the instance including private data of max14577 MUIC
+ * @value: the path according to attached cable
+ * @attached: the state of cable (true:attached, false:detached)
+ *
+ * The max14577 MUIC device share outside H/W line among a varity of cables
+ * so, this function set internal path of H/W line according to the type of
+ * attached cable.
+ */
+static int max14577_muic_set_path(struct max14577_muic_info *info,
+ u8 val, bool attached)
+{
+ int ret = 0;
+ u8 ctrl1, ctrl2 = 0;
+
+ /* Set open state to path before changing hw path */
+ ret = max14577_update_reg(info->max14577->regmap,
+ MAX14577_MUIC_REG_CONTROL1,
+ CLEAR_IDBEN_MICEN_MASK, CTRL1_SW_OPEN);
+ if (ret < 0) {
+ dev_err(info->dev, "failed to update MUIC register\n");
+ return ret;
+ }
+
+ if (attached)
+ ctrl1 = val;
+ else
+ ctrl1 = CTRL1_SW_OPEN;
+
+ ret = max14577_update_reg(info->max14577->regmap,
+ MAX14577_MUIC_REG_CONTROL1,
+ CLEAR_IDBEN_MICEN_MASK, ctrl1);
+ if (ret < 0) {
+ dev_err(info->dev, "failed to update MUIC register\n");
+ return ret;
+ }
+
+ if (attached)
+ ctrl2 |= CTRL2_CPEN_MASK; /* LowPwr=0, CPEn=1 */
+ else
+ ctrl2 |= CTRL2_LOWPWR_MASK; /* LowPwr=1, CPEn=0 */
+
+ ret = max14577_update_reg(info->max14577->regmap,
+ MAX14577_REG_CONTROL2,
+ CTRL2_LOWPWR_MASK | CTRL2_CPEN_MASK, ctrl2);
+ if (ret < 0) {
+ dev_err(info->dev, "failed to update MUIC register\n");
+ return ret;
+ }
+
+ dev_dbg(info->dev,
+ "CONTROL1 : 0x%02x, CONTROL2 : 0x%02x, state : %s\n",
+ ctrl1, ctrl2, attached ? "attached" : "detached");
+
+ return 0;
+}
+
+/*
+ * max14577_muic_get_cable_type - Return cable type and check cable state
+ * @info: the instance including private data of max14577 MUIC
+ * @group: the path according to attached cable
+ * @attached: store cable state and return
+ *
+ * This function check the cable state either attached or detached,
+ * and then divide precise type of cable according to cable group.
+ * - max14577_CABLE_GROUP_ADC
+ * - max14577_CABLE_GROUP_CHG
+ */
+static int max14577_muic_get_cable_type(struct max14577_muic_info *info,
+ enum max14577_muic_cable_group group, bool *attached)
+{
+ int cable_type = 0;
+ int adc;
+ int chg_type;
+
+ switch (group) {
+ case MAX14577_CABLE_GROUP_ADC:
+ /*
+ * Read ADC value to check cable type and decide cable state
+ * according to cable type
+ */
+ adc = info->status[MAX14577_MUIC_STATUS1] & STATUS1_ADC_MASK;
+ adc >>= STATUS1_ADC_SHIFT;
+
+ /*
+ * Check current cable state/cable type and store cable type
+ * (info->prev_cable_type) for handling cable when cable is
+ * detached.
+ */
+ if (adc == MAX14577_MUIC_ADC_OPEN) {
+ *attached = false;
+
+ cable_type = info->prev_cable_type;
+ info->prev_cable_type = MAX14577_MUIC_ADC_OPEN;
+ } else {
+ *attached = true;
+
+ cable_type = info->prev_cable_type = adc;
+ }
+ break;
+ case MAX14577_CABLE_GROUP_CHG:
+ /*
+ * Read charger type to check cable type and decide cable state
+ * according to type of charger cable.
+ */
+ chg_type = info->status[MAX14577_MUIC_STATUS2] &
+ STATUS2_CHGTYP_MASK;
+ chg_type >>= STATUS2_CHGTYP_SHIFT;
+
+ if (chg_type == MAX14577_CHARGER_TYPE_NONE) {
+ *attached = false;
+
+ cable_type = info->prev_chg_type;
+ info->prev_chg_type = MAX14577_CHARGER_TYPE_NONE;
+ } else {
+ *attached = true;
+
+ /*
+ * Check current cable state/cable type and store cable
+ * type(info->prev_chg_type) for handling cable when
+ * charger cable is detached.
+ */
+ cable_type = info->prev_chg_type = chg_type;
+ }
+
+ break;
+ default:
+ dev_err(info->dev, "Unknown cable group (%d)\n", group);
+ cable_type = -EINVAL;
+ break;
+ }
+
+ return cable_type;
+}
+
+static int max14577_muic_jig_handler(struct max14577_muic_info *info,
+ int cable_type, bool attached)
+{
+ char cable_name[32];
+ int ret = 0;
+ u8 path = CTRL1_SW_OPEN;
+
+ dev_dbg(info->dev,
+ "external connector is %s (adc:0x%02x)\n",
+ attached ? "attached" : "detached", cable_type);
+
+ switch (cable_type) {
+ case MAX14577_MUIC_ADC_FACTORY_MODE_USB_OFF: /* ADC_JIG_USB_OFF */
+ /* PATH:AP_USB */
+ strcpy(cable_name, "JIG-USB-OFF");
+ path = CTRL1_SW_USB;
+ break;
+ case MAX14577_MUIC_ADC_FACTORY_MODE_USB_ON: /* ADC_JIG_USB_ON */
+ /* PATH:AP_USB */
+ strcpy(cable_name, "JIG-USB-ON");
+ path = CTRL1_SW_USB;
+ break;
+ case MAX14577_MUIC_ADC_FACTORY_MODE_UART_OFF: /* ADC_JIG_UART_OFF */
+ /* PATH:AP_UART */
+ strcpy(cable_name, "JIG-UART-OFF");
+ path = CTRL1_SW_UART;
+ break;
+ default:
+ dev_err(info->dev, "failed to detect %s jig cable\n",
+ attached ? "attached" : "detached");
+ return -EINVAL;
+ }
+
+ ret = max14577_muic_set_path(info, path, attached);
+ if (ret < 0)
+ return ret;
+
+ extcon_set_cable_state(info->edev, cable_name, attached);
+
+ return 0;
+}
+
+static int max14577_muic_adc_handler(struct max14577_muic_info *info)
+{
+ int cable_type;
+ bool attached;
+ int ret = 0;
+
+ /* Check accessory state which is either detached or attached */
+ cable_type = max14577_muic_get_cable_type(info,
+ MAX14577_CABLE_GROUP_ADC, &attached);
+
+ dev_dbg(info->dev,
+ "external connector is %s (adc:0x%02x, prev_adc:0x%x)\n",
+ attached ? "attached" : "detached", cable_type,
+ info->prev_cable_type);
+
+ switch (cable_type) {
+ case MAX14577_MUIC_ADC_FACTORY_MODE_USB_OFF:
+ case MAX14577_MUIC_ADC_FACTORY_MODE_USB_ON:
+ case MAX14577_MUIC_ADC_FACTORY_MODE_UART_OFF:
+ /* JIG */
+ ret = max14577_muic_jig_handler(info, cable_type, attached);
+ if (ret < 0)
+ return ret;
+ break;
+ case MAX14577_MUIC_ADC_GROUND:
+ case MAX14577_MUIC_ADC_SEND_END_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S1_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S2_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S3_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S4_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S5_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S6_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S7_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S8_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S9_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S10_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S11_BUTTON:
+ case MAX14577_MUIC_ADC_REMOTE_S12_BUTTON:
+ case MAX14577_MUIC_ADC_RESERVED_ACC_1:
+ case MAX14577_MUIC_ADC_RESERVED_ACC_2:
+ case MAX14577_MUIC_ADC_RESERVED_ACC_3:
+ case MAX14577_MUIC_ADC_RESERVED_ACC_4:
+ case MAX14577_MUIC_ADC_RESERVED_ACC_5:
+ case MAX14577_MUIC_ADC_AUDIO_DEVICE_TYPE2:
+ case MAX14577_MUIC_ADC_PHONE_POWERED_DEV:
+ case MAX14577_MUIC_ADC_TTY_CONVERTER:
+ case MAX14577_MUIC_ADC_UART_CABLE:
+ case MAX14577_MUIC_ADC_CEA936A_TYPE1_CHG:
+ case MAX14577_MUIC_ADC_AV_CABLE_NOLOAD:
+ case MAX14577_MUIC_ADC_CEA936A_TYPE2_CHG:
+ case MAX14577_MUIC_ADC_FACTORY_MODE_UART_ON:
+ case MAX14577_MUIC_ADC_AUDIO_DEVICE_TYPE1:
+ /*
+ * This accessory isn't used in general case if it is specially
+ * needed to detect additional accessory, should implement
+ * proper operation when this accessory is attached/detached.
+ */
+ dev_info(info->dev,
+ "accessory is %s but it isn't used (adc:0x%x)\n",
+ attached ? "attached" : "detached", cable_type);
+ return -EAGAIN;
+ default:
+ dev_err(info->dev,
+ "failed to detect %s accessory (adc:0x%x)\n",
+ attached ? "attached" : "detached", cable_type);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int max14577_muic_chg_handler(struct max14577_muic_info *info)
+{
+ int chg_type;
+ bool attached;
+ int ret = 0;
+
+ chg_type = max14577_muic_get_cable_type(info,
+ MAX14577_CABLE_GROUP_CHG, &attached);
+
+ dev_dbg(info->dev,
+ "external connector is %s(chg_type:0x%x, prev_chg_type:0x%x)\n",
+ attached ? "attached" : "detached",
+ chg_type, info->prev_chg_type);
+
+ switch (chg_type) {
+ case MAX14577_CHARGER_TYPE_USB:
+ /* PATH:AP_USB */
+ ret = max14577_muic_set_path(info, info->path_usb, attached);
+ if (ret < 0)
+ return ret;
+
+ extcon_set_cable_state(info->edev, "USB", attached);
+ break;
+ case MAX14577_CHARGER_TYPE_DEDICATED_CHG:
+ extcon_set_cable_state(info->edev, "TA", attached);
+ break;
+ case MAX14577_CHARGER_TYPE_DOWNSTREAM_PORT:
+ extcon_set_cable_state(info->edev,
+ "Charge-downstream", attached);
+ break;
+ case MAX14577_CHARGER_TYPE_SPECIAL_500MA:
+ extcon_set_cable_state(info->edev, "Slow-charger", attached);
+ break;
+ case MAX14577_CHARGER_TYPE_SPECIAL_1A:
+ extcon_set_cable_state(info->edev, "Fast-charger", attached);
+ break;
+ case MAX14577_CHARGER_TYPE_NONE:
+ case MAX14577_CHARGER_TYPE_DEAD_BATTERY:
+ break;
+ default:
+ dev_err(info->dev,
+ "failed to detect %s accessory (chg_type:0x%x)\n",
+ attached ? "attached" : "detached", chg_type);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void max14577_muic_irq_work(struct work_struct *work)
+{
+ struct max14577_muic_info *info = container_of(work,
+ struct max14577_muic_info, irq_work);
+ int ret = 0;
+
+ if (!info->edev)
+ return;
+
+ mutex_lock(&info->mutex);
+
+ ret = max14577_bulk_read(info->max14577->regmap,
+ MAX14577_MUIC_REG_STATUS1, info->status, 2);
+ if (ret) {
+ dev_err(info->dev, "failed to read MUIC register\n");
+ mutex_unlock(&info->mutex);
+ return;
+ }
+
+ if (info->irq_adc) {
+ ret = max14577_muic_adc_handler(info);
+ info->irq_adc = false;
+ }
+ if (info->irq_chg) {
+ ret = max14577_muic_chg_handler(info);
+ info->irq_chg = false;
+ }
+
+ if (ret < 0)
+ dev_err(info->dev, "failed to handle MUIC interrupt\n");
+
+ mutex_unlock(&info->mutex);
+
+ return;
+}
+
+static irqreturn_t max14577_muic_irq_handler(int irq, void *data)
+{
+ struct max14577_muic_info *info = data;
+ int i, irq_type = -1;
+
+ /*
+ * We may be called multiple times for different nested IRQ-s.
+ * Including changes in INT1_ADC and INT2_CGHTYP at once.
+ * However we only need to know whether it was ADC, charger
+ * or both interrupts so decode IRQ and turn on proper flags.
+ */
+ for (i = 0; i < ARRAY_SIZE(muic_irqs); i++)
+ if (irq == muic_irqs[i].virq)
+ irq_type = muic_irqs[i].irq;
+
+ switch (irq_type) {
+ case MAX14577_IRQ_INT1_ADC:
+ case MAX14577_IRQ_INT1_ADCLOW:
+ case MAX14577_IRQ_INT1_ADCERR:
+ /* Handle all of accessory except for
+ type of charger accessory */
+ info->irq_adc = true;
+ break;
+ case MAX14577_IRQ_INT2_CHGTYP:
+ case MAX14577_IRQ_INT2_CHGDETRUN:
+ case MAX14577_IRQ_INT2_DCDTMR:
+ case MAX14577_IRQ_INT2_DBCHG:
+ case MAX14577_IRQ_INT2_VBVOLT:
+ /* Handle charger accessory */
+ info->irq_chg = true;
+ break;
+ default:
+ dev_err(info->dev, "muic interrupt: irq %d occurred, skipped\n",
+ irq_type);
+ return IRQ_HANDLED;
+ }
+ schedule_work(&info->irq_work);
+
+ return IRQ_HANDLED;
+}
+
+static int max14577_muic_detect_accessory(struct max14577_muic_info *info)
+{
+ int ret = 0;
+ int adc;
+ int chg_type;
+ bool attached;
+
+ mutex_lock(&info->mutex);
+
+ /* Read STATUSx register to detect accessory */
+ ret = max14577_bulk_read(info->max14577->regmap,
+ MAX14577_MUIC_REG_STATUS1, info->status, 2);
+ if (ret) {
+ dev_err(info->dev, "failed to read MUIC register\n");
+ mutex_unlock(&info->mutex);
+ return ret;
+ }
+
+ adc = max14577_muic_get_cable_type(info, MAX14577_CABLE_GROUP_ADC,
+ &attached);
+ if (attached && adc != MAX14577_MUIC_ADC_OPEN) {
+ ret = max14577_muic_adc_handler(info);
+ if (ret < 0) {
+ dev_err(info->dev, "Cannot detect accessory\n");
+ mutex_unlock(&info->mutex);
+ return ret;
+ }
+ }
+
+ chg_type = max14577_muic_get_cable_type(info, MAX14577_CABLE_GROUP_CHG,
+ &attached);
+ if (attached && chg_type != MAX14577_CHARGER_TYPE_NONE) {
+ ret = max14577_muic_chg_handler(info);
+ if (ret < 0) {
+ dev_err(info->dev, "Cannot detect charger accessory\n");
+ mutex_unlock(&info->mutex);
+ return ret;
+ }
+ }
+
+ mutex_unlock(&info->mutex);
+
+ return 0;
+}
+
+static void max14577_muic_detect_cable_wq(struct work_struct *work)
+{
+ struct max14577_muic_info *info = container_of(to_delayed_work(work),
+ struct max14577_muic_info, wq_detcable);
+
+ max14577_muic_detect_accessory(info);
+}
+
+static int max14577_muic_probe(struct platform_device *pdev)
+{
+ struct max14577 *max14577 = dev_get_drvdata(pdev->dev.parent);
+ struct max14577_muic_info *info;
+ int delay_jiffies;
+ int ret;
+ int i;
+ u8 id;
+
+ info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
+ if (!info) {
+ dev_err(&pdev->dev, "failed to allocate memory\n");
+ return -ENOMEM;
+ }
+ info->dev = &pdev->dev;
+ info->max14577 = max14577;
+
+ platform_set_drvdata(pdev, info);
+ mutex_init(&info->mutex);
+
+ INIT_WORK(&info->irq_work, max14577_muic_irq_work);
+
+ /* Support irq domain for max14577 MUIC device */
+ for (i = 0; i < ARRAY_SIZE(muic_irqs); i++) {
+ struct max14577_muic_irq *muic_irq = &muic_irqs[i];
+ unsigned int virq = 0;
+
+ virq = regmap_irq_get_virq(max14577->irq_data, muic_irq->irq);
+ if (!virq)
+ return -EINVAL;
+ muic_irq->virq = virq;
+
+ ret = devm_request_threaded_irq(&pdev->dev, virq, NULL,
+ max14577_muic_irq_handler,
+ IRQF_NO_SUSPEND,
+ muic_irq->name, info);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "failed: irq request (IRQ: %d,"
+ " error :%d)\n",
+ muic_irq->irq, ret);
+ return ret;
+ }
+ }
+
+ /* Initialize extcon device */
+ info->edev = devm_kzalloc(&pdev->dev, sizeof(*info->edev), GFP_KERNEL);
+ if (!info->edev) {
+ dev_err(&pdev->dev, "failed to allocate memory for extcon\n");
+ return -ENOMEM;
+ }
+ info->edev->name = DEV_NAME;
+ info->edev->supported_cable = max14577_extcon_cable;
+ ret = extcon_dev_register(info->edev);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to register extcon device\n");
+ return ret;
+ }
+
+ /* Default h/w line path */
+ info->path_usb = CTRL1_SW_USB;
+ info->path_uart = CTRL1_SW_UART;
+ delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT);
+
+ /* Set initial path for UART */
+ max14577_muic_set_path(info, info->path_uart, true);
+
+ /* Check revision number of MUIC device*/
+ ret = max14577_read_reg(info->max14577->regmap,
+ MAX14577_REG_DEVICEID, &id);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "failed to read revision number\n");
+ goto err_extcon;
+ }
+ dev_info(info->dev, "device ID : 0x%x\n", id);
+
+ /* Set ADC debounce time */
+ max14577_muic_set_debounce_time(info, ADC_DEBOUNCE_TIME_25MS);
+
+ /*
+ * Detect accessory after completing the initialization of platform
+ *
+ * - Use delayed workqueue to detect cable state and then
+ * notify cable state to notifiee/platform through uevent.
+ * After completing the booting of platform, the extcon provider
+ * driver should notify cable state to upper layer.
+ */
+ INIT_DELAYED_WORK(&info->wq_detcable, max14577_muic_detect_cable_wq);
+ ret = queue_delayed_work(system_power_efficient_wq, &info->wq_detcable,
+ delay_jiffies);
+ if (ret < 0) {
+ dev_err(&pdev->dev,
+ "failed to schedule delayed work for cable detect\n");
+ goto err_extcon;
+ }
+
+ return ret;
+
+err_extcon:
+ extcon_dev_unregister(info->edev);
+ return ret;
+}
+
+static int max14577_muic_remove(struct platform_device *pdev)
+{
+ struct max14577_muic_info *info = platform_get_drvdata(pdev);
+
+ cancel_work_sync(&info->irq_work);
+ extcon_dev_unregister(info->edev);
+
+ return 0;
+}
+
+static struct platform_driver max14577_muic_driver = {
+ .driver = {
+ .name = DEV_NAME,
+ .owner = THIS_MODULE,
+ },
+ .probe = max14577_muic_probe,
+ .remove = max14577_muic_remove,
+};
+
+module_platform_driver(max14577_muic_driver);
+
+MODULE_DESCRIPTION("MAXIM 14577 Extcon driver");
+MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:extcon-max14577");
diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c
index 6c91976dd823..2aea4bcdd7f3 100644
--- a/drivers/extcon/extcon-palmas.c
+++ b/drivers/extcon/extcon-palmas.c
@@ -78,20 +78,24 @@ static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb)
static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb)
{
- unsigned int set;
+ unsigned int set, id_src;
struct palmas_usb *palmas_usb = _palmas_usb;
palmas_read(palmas_usb->palmas, PALMAS_USB_OTG_BASE,
PALMAS_USB_ID_INT_LATCH_SET, &set);
+ palmas_read(palmas_usb->palmas, PALMAS_USB_OTG_BASE,
+ PALMAS_USB_ID_INT_SRC, &id_src);
- if (set & PALMAS_USB_ID_INT_SRC_ID_GND) {
+ if ((set & PALMAS_USB_ID_INT_SRC_ID_GND) &&
+ (id_src & PALMAS_USB_ID_INT_SRC_ID_GND)) {
palmas_write(palmas_usb->palmas, PALMAS_USB_OTG_BASE,
PALMAS_USB_ID_INT_LATCH_CLR,
PALMAS_USB_ID_INT_EN_HI_CLR_ID_GND);
palmas_usb->linkstat = PALMAS_USB_STATE_ID;
extcon_set_cable_state(&palmas_usb->edev, "USB-HOST", true);
dev_info(palmas_usb->dev, "USB-HOST cable is attached\n");
- } else if (set & PALMAS_USB_ID_INT_SRC_ID_FLOAT) {
+ } else if ((set & PALMAS_USB_ID_INT_SRC_ID_FLOAT) &&
+ (id_src & PALMAS_USB_ID_INT_SRC_ID_FLOAT)) {
palmas_write(palmas_usb->palmas, PALMAS_USB_OTG_BASE,
PALMAS_USB_ID_INT_LATCH_CLR,
PALMAS_USB_ID_INT_EN_HI_CLR_ID_FLOAT);
@@ -103,6 +107,11 @@ static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb)
palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT;
extcon_set_cable_state(&palmas_usb->edev, "USB-HOST", false);
dev_info(palmas_usb->dev, "USB-HOST cable is detached\n");
+ } else if ((palmas_usb->linkstat == PALMAS_USB_STATE_DISCONNECT) &&
+ (id_src & PALMAS_USB_ID_INT_SRC_ID_GND)) {
+ palmas_usb->linkstat = PALMAS_USB_STATE_ID;
+ extcon_set_cable_state(&palmas_usb->edev, "USB-HOST", true);
+ dev_info(palmas_usb->dev, " USB-HOST cable is attached\n");
}
return IRQ_HANDLED;
@@ -269,7 +278,9 @@ static const struct dev_pm_ops palmas_pm_ops = {
static struct of_device_id of_palmas_match_tbl[] = {
{ .compatible = "ti,palmas-usb", },
+ { .compatible = "ti,palmas-usb-vid", },
{ .compatible = "ti,twl6035-usb", },
+ { .compatible = "ti,twl6035-usb-vid", },
{ /* end */ }
};
diff --git a/include/linux/extcon/extcon-gpio.h b/include/linux/extcon/extcon-gpio.h
index 4195810f87fe..8900fdf511c6 100644
--- a/include/linux/extcon/extcon-gpio.h
+++ b/include/linux/extcon/extcon-gpio.h
@@ -51,6 +51,7 @@ struct gpio_extcon_platform_data {
/* if NULL, "0" or "1" will be printed */
const char *state_on;
const char *state_off;
+ bool check_on_resume;
};
#endif /* __EXTCON_GPIO_H__ */
diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
index cb49417f8ba9..b31976595eba 100644
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -2196,6 +2196,15 @@
/*
* R677 (0x2A5) - Mic Detect 3
*/
+#define ARIZONA_MICD_LVL_0 0x0004 /* MICD_LVL - [2] */
+#define ARIZONA_MICD_LVL_1 0x0008 /* MICD_LVL - [3] */
+#define ARIZONA_MICD_LVL_2 0x0010 /* MICD_LVL - [4] */
+#define ARIZONA_MICD_LVL_3 0x0020 /* MICD_LVL - [5] */
+#define ARIZONA_MICD_LVL_4 0x0040 /* MICD_LVL - [6] */
+#define ARIZONA_MICD_LVL_5 0x0080 /* MICD_LVL - [7] */
+#define ARIZONA_MICD_LVL_6 0x0100 /* MICD_LVL - [8] */
+#define ARIZONA_MICD_LVL_7 0x0200 /* MICD_LVL - [9] */
+#define ARIZONA_MICD_LVL_8 0x0400 /* MICD_LVL - [10] */
#define ARIZONA_MICD_LVL_MASK 0x07FC /* MICD_LVL - [10:2] */
#define ARIZONA_MICD_LVL_SHIFT 2 /* MICD_LVL - [10:2] */
#define ARIZONA_MICD_LVL_WIDTH 9 /* MICD_LVL - [10:2] */