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-rw-r--r--Documentation/devicetree/bindings/mfd/da9150.txt33
-rw-r--r--Documentation/devicetree/bindings/power/da9150-fg.txt23
-rw-r--r--drivers/extcon/extcon-arizona.c106
-rw-r--r--drivers/mfd/da9150-core.c191
-rw-r--r--drivers/mfd/tps6105x.c78
-rw-r--r--drivers/mfd/wm5110-tables.c6
-rw-r--r--drivers/power/Kconfig10
-rw-r--r--drivers/power/Makefile1
-rw-r--r--drivers/power/da9150-fg.c579
-rw-r--r--drivers/regulator/tps6105x-regulator.c16
-rw-r--r--include/dt-bindings/mfd/arizona.h2
-rw-r--r--include/linux/mfd/arizona/pdata.h6
-rw-r--r--include/linux/mfd/arizona/registers.h14
-rw-r--r--include/linux/mfd/da9150/core.h19
-rw-r--r--include/linux/mfd/tps6105x.h10
-rw-r--r--include/linux/regmap.h3
16 files changed, 951 insertions, 146 deletions
diff --git a/Documentation/devicetree/bindings/mfd/da9150.txt b/Documentation/devicetree/bindings/mfd/da9150.txt
index d0588eaa0d71..fd4dca7f4aba 100644
--- a/Documentation/devicetree/bindings/mfd/da9150.txt
+++ b/Documentation/devicetree/bindings/mfd/da9150.txt
@@ -6,6 +6,7 @@ Device Description
------ -----------
da9150-gpadc : General Purpose ADC
da9150-charger : Battery Charger
+da9150-fg : Battery Fuel-Gauge
======
@@ -16,13 +17,13 @@ Required properties:
the IRQs from da9150 are delivered to.
- interrupts: IRQ line info for da9150 chip.
- interrupt-controller: da9150 has internal IRQs (own IRQ domain).
- (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt for
+ (See ../interrupt-controller/interrupts.txt for
further information relating to interrupt properties)
Sub-devices:
-- da9150-gpadc: See Documentation/devicetree/bindings/iio/adc/da9150-gpadc.txt
-- da9150-charger: See Documentation/devicetree/bindings/power/da9150-charger.txt
-
+- da9150-gpadc: See ../iio/adc/da9150-gpadc.txt
+- da9150-charger: See ../power/da9150-charger.txt
+- da9150-fg: See ../power/da9150-fg.txt
Example:
@@ -34,10 +35,28 @@ Example:
interrupt-controller;
gpadc: da9150-gpadc {
- ...
+ compatible = "dlg,da9150-gpadc";
+ #io-channel-cells = <1>;
+ };
+
+ charger {
+ compatible = "dlg,da9150-charger";
+
+ io-channels = <&gpadc 0>,
+ <&gpadc 2>,
+ <&gpadc 8>,
+ <&gpadc 5>;
+ io-channel-names = "CHAN_IBUS",
+ "CHAN_VBUS",
+ "CHAN_TJUNC",
+ "CHAN_VBAT";
};
- da9150-charger {
- ...
+ fuel-gauge {
+ compatible = "dlg,da9150-fuel-gauge";
+
+ dlg,update-interval = <10000>;
+ dlg,warn-soc-level = /bits/ 8 <15>;
+ dlg,crit-soc-level = /bits/ 8 <5>
};
};
diff --git a/Documentation/devicetree/bindings/power/da9150-fg.txt b/Documentation/devicetree/bindings/power/da9150-fg.txt
new file mode 100644
index 000000000000..00236fe3ea31
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/da9150-fg.txt
@@ -0,0 +1,23 @@
+Dialog Semiconductor DA9150 Fuel-Gauge Power Supply bindings
+
+Required properties:
+- compatible: "dlg,da9150-fuel-gauge" for DA9150 Fuel-Gauge Power Supply
+
+Optional properties:
+- dlg,update-interval: Interval time (milliseconds) between battery level checks.
+- dlg,warn-soc-level: Battery discharge level (%) where warning event raised.
+ [1 - 100]
+- dlg,crit-soc-level: Battery discharge level (%) where critical event raised.
+ This value should be lower than the warning level.
+ [1 - 100]
+
+
+Example:
+
+ fuel-gauge {
+ compatible = "dlg,da9150-fuel-gauge";
+
+ dlg,update-interval = <10000>;
+ dlg,warn-soc-level = /bits/ 8 <15>;
+ dlg,crit-soc-level = /bits/ 8 <5>;
+ };
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 4b9f09cc38d8..4479781ee941 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -43,11 +43,18 @@
#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 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
@@ -117,12 +124,15 @@ static const struct arizona_micd_range micd_default_ranges[] = {
{ .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,
+ 1257, 30000,
};
static const unsigned int arizona_cable[] = {
@@ -140,6 +150,7 @@ static void arizona_extcon_hp_clamp(struct arizona_extcon_info *info,
{
struct arizona *arizona = info->arizona;
unsigned int mask = 0, val = 0;
+ unsigned int cap_sel = 0;
int ret;
switch (arizona->type) {
@@ -147,10 +158,21 @@ static void arizona_extcon_hp_clamp(struct arizona_extcon_info *info,
case WM8280:
mask = ARIZONA_HP1L_SHRTO | ARIZONA_HP1L_FLWR |
ARIZONA_HP1L_SHRTI;
- if (clamp)
+ if (clamp) {
val = ARIZONA_HP1L_SHRTO;
- else
+ 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;
@@ -270,6 +292,7 @@ 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);
@@ -295,9 +318,14 @@ static void arizona_start_mic(struct arizona_extcon_info *info)
regmap_write(arizona->regmap, 0x80, 0x0);
}
+ 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, ARIZONA_ACCDET_MODE_MIC);
+ ARIZONA_ACCDET_MODE_MASK, mode);
arizona_extcon_pulse_micbias(info);
@@ -804,6 +832,37 @@ static void arizona_micd_detect(struct work_struct *work)
return;
}
+ if (info->detecting && arizona->pdata.micd_software_compare) {
+ /* 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);
+ mutex_unlock(&info->lock);
+ return;
+ }
+
+ 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;
+ }
+
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) {
@@ -932,10 +991,17 @@ static void arizona_micd_detect(struct work_struct *work)
}
handled:
- if (info->detecting)
+ if (info->detecting) {
+ 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(info->micd_timeout));
+ }
pm_runtime_mark_last_busy(info->dev);
mutex_unlock(&info->lock);
@@ -991,12 +1057,9 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
mutex_lock(&info->lock);
- if (arizona->pdata.jd_gpio5) {
+ if (info->micd_clamp) {
mask = ARIZONA_MICD_CLAMP_STS;
- if (arizona->pdata.jd_invert)
- present = ARIZONA_MICD_CLAMP_STS;
- else
- present = 0;
+ present = 0;
} else {
mask = ARIZONA_JD1_STS;
if (arizona->pdata.jd_invert)
@@ -1055,9 +1118,11 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
msecs_to_jiffies(HPDET_DEBOUNCE));
}
- regmap_update_bits(arizona->regmap,
- ARIZONA_JACK_DETECT_DEBOUNCE,
- ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, 0);
+ 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");
@@ -1259,6 +1324,10 @@ static int arizona_extcon_probe(struct platform_device *pdev)
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 (arizona->pdata.micd_pol_gpio > 0) {
if (info->micd_modes[0].gpio)
mode = GPIOF_OUT_INIT_HIGH;
@@ -1335,7 +1404,8 @@ static int arizona_extcon_probe(struct platform_device *pdev)
break;
}
- BUILD_BUG_ON(ARRAY_SIZE(arizona_micd_levels) != 0x40);
+ 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;
@@ -1368,11 +1438,11 @@ static int arizona_extcon_probe(struct platform_device *pdev)
/* Set up all the buttons the user specified */
for (i = 0; i < info->num_micd_ranges; i++) {
- for (j = 0; j < ARRAY_SIZE(arizona_micd_levels); j++)
+ for (j = 0; j < ARIZONA_NUM_MICD_BUTTON_LEVELS; j++)
if (arizona_micd_levels[j] >= info->micd_ranges[i].max)
break;
- if (j == ARRAY_SIZE(arizona_micd_levels)) {
+ if (j == ARIZONA_NUM_MICD_BUTTON_LEVELS) {
dev_err(arizona->dev, "Unsupported MICD level %d\n",
info->micd_ranges[i].max);
ret = -EINVAL;
@@ -1436,7 +1506,7 @@ static int arizona_extcon_probe(struct platform_device *pdev)
pm_runtime_idle(&pdev->dev);
pm_runtime_get_sync(&pdev->dev);
- if (arizona->pdata.jd_gpio5) {
+ if (info->micd_clamp) {
jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE;
jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL;
} else {
@@ -1541,7 +1611,7 @@ static int arizona_extcon_remove(struct platform_device *pdev)
ARIZONA_MICD_CLAMP_CONTROL,
ARIZONA_MICD_CLAMP_MODE_MASK, 0);
- if (arizona->pdata.jd_gpio5) {
+ if (info->micd_clamp) {
jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE;
jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL;
} else {
diff --git a/drivers/mfd/da9150-core.c b/drivers/mfd/da9150-core.c
index 94b9bbd1a69b..195fdcfa1a0d 100644
--- a/drivers/mfd/da9150-core.c
+++ b/drivers/mfd/da9150-core.c
@@ -23,6 +23,77 @@
#include <linux/mfd/da9150/core.h>
#include <linux/mfd/da9150/registers.h>
+/* Raw device access, used for QIF */
+static int da9150_i2c_read_device(struct i2c_client *client, u8 addr, int count,
+ u8 *buf)
+{
+ struct i2c_msg xfer;
+ int ret;
+
+ /*
+ * Read is split into two transfers as device expects STOP/START rather
+ * than repeated start to carry out this kind of access.
+ */
+
+ /* Write address */
+ xfer.addr = client->addr;
+ xfer.flags = 0;
+ xfer.len = 1;
+ xfer.buf = &addr;
+
+ ret = i2c_transfer(client->adapter, &xfer, 1);
+ if (ret != 1) {
+ if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+ }
+
+ /* Read data */
+ xfer.addr = client->addr;
+ xfer.flags = I2C_M_RD;
+ xfer.len = count;
+ xfer.buf = buf;
+
+ ret = i2c_transfer(client->adapter, &xfer, 1);
+ if (ret == 1)
+ return 0;
+ else if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+}
+
+static int da9150_i2c_write_device(struct i2c_client *client, u8 addr,
+ int count, const u8 *buf)
+{
+ struct i2c_msg xfer;
+ u8 *reg_data;
+ int ret;
+
+ reg_data = kzalloc(1 + count, GFP_KERNEL);
+ if (!reg_data)
+ return -ENOMEM;
+
+ reg_data[0] = addr;
+ memcpy(&reg_data[1], buf, count);
+
+ /* Write address & data */
+ xfer.addr = client->addr;
+ xfer.flags = 0;
+ xfer.len = 1 + count;
+ xfer.buf = reg_data;
+
+ ret = i2c_transfer(client->adapter, &xfer, 1);
+ kfree(reg_data);
+ if (ret == 1)
+ return 0;
+ else if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+}
+
static bool da9150_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
@@ -107,6 +178,28 @@ static const struct regmap_config da9150_regmap_config = {
.volatile_reg = da9150_volatile_reg,
};
+void da9150_read_qif(struct da9150 *da9150, u8 addr, int count, u8 *buf)
+{
+ int ret;
+
+ ret = da9150_i2c_read_device(da9150->core_qif, addr, count, buf);
+ if (ret < 0)
+ dev_err(da9150->dev, "Failed to read from QIF 0x%x: %d\n",
+ addr, ret);
+}
+EXPORT_SYMBOL_GPL(da9150_read_qif);
+
+void da9150_write_qif(struct da9150 *da9150, u8 addr, int count, const u8 *buf)
+{
+ int ret;
+
+ ret = da9150_i2c_write_device(da9150->core_qif, addr, count, buf);
+ if (ret < 0)
+ dev_err(da9150->dev, "Failed to write to QIF 0x%x: %d\n",
+ addr, ret);
+}
+EXPORT_SYMBOL_GPL(da9150_write_qif);
+
u8 da9150_reg_read(struct da9150 *da9150, u16 reg)
{
int val, ret;
@@ -262,54 +355,45 @@ static const struct regmap_irq_chip da9150_regmap_irq_chip = {
};
static struct resource da9150_gpadc_resources[] = {
- {
- .name = "GPADC",
- .start = DA9150_IRQ_GPADC,
- .end = DA9150_IRQ_GPADC,
- .flags = IORESOURCE_IRQ,
- },
+ DEFINE_RES_IRQ_NAMED(DA9150_IRQ_GPADC, "GPADC"),
};
static struct resource da9150_charger_resources[] = {
- {
- .name = "CHG_STATUS",
- .start = DA9150_IRQ_CHG,
- .end = DA9150_IRQ_CHG,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "CHG_TJUNC",
- .start = DA9150_IRQ_TJUNC,
- .end = DA9150_IRQ_TJUNC,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "CHG_VFAULT",
- .start = DA9150_IRQ_VFAULT,
- .end = DA9150_IRQ_VFAULT,
- .flags = IORESOURCE_IRQ,
- },
- {
- .name = "CHG_VBUS",
- .start = DA9150_IRQ_VBUS,
- .end = DA9150_IRQ_VBUS,
- .flags = IORESOURCE_IRQ,
- },
+ DEFINE_RES_IRQ_NAMED(DA9150_IRQ_CHG, "CHG_STATUS"),
+ DEFINE_RES_IRQ_NAMED(DA9150_IRQ_TJUNC, "CHG_TJUNC"),
+ DEFINE_RES_IRQ_NAMED(DA9150_IRQ_VFAULT, "CHG_VFAULT"),
+ DEFINE_RES_IRQ_NAMED(DA9150_IRQ_VBUS, "CHG_VBUS"),
+};
+
+static struct resource da9150_fg_resources[] = {
+ DEFINE_RES_IRQ_NAMED(DA9150_IRQ_FG, "FG"),
+};
+
+enum da9150_dev_idx {
+ DA9150_GPADC_IDX = 0,
+ DA9150_CHARGER_IDX,
+ DA9150_FG_IDX,
};
static struct mfd_cell da9150_devs[] = {
- {
+ [DA9150_GPADC_IDX] = {
.name = "da9150-gpadc",
.of_compatible = "dlg,da9150-gpadc",
.resources = da9150_gpadc_resources,
.num_resources = ARRAY_SIZE(da9150_gpadc_resources),
},
- {
+ [DA9150_CHARGER_IDX] = {
.name = "da9150-charger",
.of_compatible = "dlg,da9150-charger",
.resources = da9150_charger_resources,
.num_resources = ARRAY_SIZE(da9150_charger_resources),
},
+ [DA9150_FG_IDX] = {
+ .name = "da9150-fuel-gauge",
+ .of_compatible = "dlg,da9150-fuel-gauge",
+ .resources = da9150_fg_resources,
+ .num_resources = ARRAY_SIZE(da9150_fg_resources),
+ },
};
static int da9150_probe(struct i2c_client *client,
@@ -317,6 +401,7 @@ static int da9150_probe(struct i2c_client *client,
{
struct da9150 *da9150;
struct da9150_pdata *pdata = dev_get_platdata(&client->dev);
+ int qif_addr;
int ret;
da9150 = devm_kzalloc(&client->dev, sizeof(*da9150), GFP_KERNEL);
@@ -335,16 +420,41 @@ static int da9150_probe(struct i2c_client *client,
return ret;
}
- da9150->irq_base = pdata ? pdata->irq_base : -1;
+ /* Setup secondary I2C interface for QIF access */
+ qif_addr = da9150_reg_read(da9150, DA9150_CORE2WIRE_CTRL_A);
+ qif_addr = (qif_addr & DA9150_CORE_BASE_ADDR_MASK) >> 1;
+ qif_addr |= DA9150_QIF_I2C_ADDR_LSB;
+ da9150->core_qif = i2c_new_dummy(client->adapter, qif_addr);
+ if (!da9150->core_qif) {
+ dev_err(da9150->dev, "Failed to attach QIF client\n");
+ return -ENODEV;
+ }
+
+ i2c_set_clientdata(da9150->core_qif, da9150);
+
+ if (pdata) {
+ da9150->irq_base = pdata->irq_base;
+
+ da9150_devs[DA9150_FG_IDX].platform_data = pdata->fg_pdata;
+ da9150_devs[DA9150_FG_IDX].pdata_size =
+ sizeof(struct da9150_fg_pdata);
+ } else {
+ da9150->irq_base = -1;
+ }
ret = regmap_add_irq_chip(da9150->regmap, da9150->irq,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
da9150->irq_base, &da9150_regmap_irq_chip,
&da9150->regmap_irq_data);
- if (ret)
- return ret;
+ if (ret) {
+ dev_err(da9150->dev, "Failed to add regmap irq chip: %d\n",
+ ret);
+ goto regmap_irq_fail;
+ }
+
da9150->irq_base = regmap_irq_chip_get_base(da9150->regmap_irq_data);
+
enable_irq_wake(da9150->irq);
ret = mfd_add_devices(da9150->dev, -1, da9150_devs,
@@ -352,11 +462,17 @@ static int da9150_probe(struct i2c_client *client,
da9150->irq_base, NULL);
if (ret) {
dev_err(da9150->dev, "Failed to add child devices: %d\n", ret);
- regmap_del_irq_chip(da9150->irq, da9150->regmap_irq_data);
- return ret;
+ goto mfd_fail;
}
return 0;
+
+mfd_fail:
+ regmap_del_irq_chip(da9150->irq, da9150->regmap_irq_data);
+regmap_irq_fail:
+ i2c_unregister_device(da9150->core_qif);
+
+ return ret;
}
static int da9150_remove(struct i2c_client *client)
@@ -365,6 +481,7 @@ static int da9150_remove(struct i2c_client *client)
regmap_del_irq_chip(da9150->irq, da9150->regmap_irq_data);
mfd_remove_devices(da9150->dev);
+ i2c_unregister_device(da9150->core_qif);
return 0;
}
diff --git a/drivers/mfd/tps6105x.c b/drivers/mfd/tps6105x.c
index 5de95c265c1a..4a174cdb50b6 100644
--- a/drivers/mfd/tps6105x.c
+++ b/drivers/mfd/tps6105x.c
@@ -16,7 +16,7 @@
#include <linux/module.h>
#include <linux/init.h>
#include <linux/i2c.h>
-#include <linux/mutex.h>
+#include <linux/regmap.h>
#include <linux/gpio.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
@@ -25,73 +25,18 @@
#include <linux/mfd/core.h>
#include <linux/mfd/tps6105x.h>
-int tps6105x_set(struct tps6105x *tps6105x, u8 reg, u8 value)
-{
- int ret;
-
- ret = mutex_lock_interruptible(&tps6105x->lock);
- if (ret)
- return ret;
- ret = i2c_smbus_write_byte_data(tps6105x->client, reg, value);
- mutex_unlock(&tps6105x->lock);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-EXPORT_SYMBOL(tps6105x_set);
-
-int tps6105x_get(struct tps6105x *tps6105x, u8 reg, u8 *buf)
-{
- int ret;
-
- ret = mutex_lock_interruptible(&tps6105x->lock);
- if (ret)
- return ret;
- ret = i2c_smbus_read_byte_data(tps6105x->client, reg);
- mutex_unlock(&tps6105x->lock);
- if (ret < 0)
- return ret;
-
- *buf = ret;
- return 0;
-}
-EXPORT_SYMBOL(tps6105x_get);
-
-/*
- * Masks off the bits in the mask and sets the bits in the bitvalues
- * parameter in one atomic operation
- */
-int tps6105x_mask_and_set(struct tps6105x *tps6105x, u8 reg,
- u8 bitmask, u8 bitvalues)
-{
- int ret;
- u8 regval;
-
- ret = mutex_lock_interruptible(&tps6105x->lock);
- if (ret)
- return ret;
- ret = i2c_smbus_read_byte_data(tps6105x->client, reg);
- if (ret < 0)
- goto fail;
- regval = ret;
- regval = (~bitmask & regval) | (bitmask & bitvalues);
- ret = i2c_smbus_write_byte_data(tps6105x->client, reg, regval);
-fail:
- mutex_unlock(&tps6105x->lock);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-EXPORT_SYMBOL(tps6105x_mask_and_set);
+static struct regmap_config tps6105x_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = TPS6105X_REG_3,
+};
static int tps6105x_startup(struct tps6105x *tps6105x)
{
int ret;
- u8 regval;
+ unsigned int regval;
- ret = tps6105x_get(tps6105x, TPS6105X_REG_0, &regval);
+ ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
if (ret)
return ret;
switch (regval >> TPS6105X_REG0_MODE_SHIFT) {
@@ -145,11 +90,14 @@ static int tps6105x_probe(struct i2c_client *client,
if (!tps6105x)
return -ENOMEM;
+ tps6105x->regmap = devm_regmap_init_i2c(client, &tps6105x_regmap_config);
+ if (IS_ERR(tps6105x->regmap))
+ return PTR_ERR(tps6105x->regmap);
+
i2c_set_clientdata(client, tps6105x);
tps6105x->client = client;
pdata = dev_get_platdata(&client->dev);
tps6105x->pdata = pdata;
- mutex_init(&tps6105x->lock);
ret = tps6105x_startup(tps6105x);
if (ret) {
@@ -198,7 +146,7 @@ static int tps6105x_remove(struct i2c_client *client)
mfd_remove_devices(&client->dev);
/* Put chip in shutdown mode */
- tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+ regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
TPS6105X_REG0_MODE_MASK,
TPS6105X_MODE_SHUTDOWN << TPS6105X_REG0_MODE_SHIFT);
diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index c4b9374efd76..28f2ae30507a 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -1481,6 +1481,7 @@ static const struct reg_default wm5110_reg_default[] = {
{ 0x00000C04, 0xA101 }, /* R3076 - GPIO5 CTRL */
{ 0x00000C0F, 0x0400 }, /* R3087 - IRQ CTRL 1 */
{ 0x00000C10, 0x1000 }, /* R3088 - GPIO Debounce Config */
+ { 0x00000C18, 0x0000 }, /* R3096 - GP Switch 1 */
{ 0x00000C20, 0x8002 }, /* R3104 - Misc Pad Ctrl 1 */
{ 0x00000C21, 0x8001 }, /* R3105 - Misc Pad Ctrl 2 */
{ 0x00000C22, 0x0000 }, /* R3106 - Misc Pad Ctrl 3 */
@@ -1811,6 +1812,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
case ARIZONA_MIC_DETECT_1:
case ARIZONA_MIC_DETECT_2:
case ARIZONA_MIC_DETECT_3:
+ case ARIZONA_MIC_DETECT_4:
case ARIZONA_MIC_DETECT_LEVEL_1:
case ARIZONA_MIC_DETECT_LEVEL_2:
case ARIZONA_MIC_DETECT_LEVEL_3:
@@ -1910,6 +1912,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
case ARIZONA_HP1_SHORT_CIRCUIT_CTRL:
case ARIZONA_HP2_SHORT_CIRCUIT_CTRL:
case ARIZONA_HP3_SHORT_CIRCUIT_CTRL:
+ case ARIZONA_HP_TEST_CTRL_1:
case ARIZONA_AIF1_BCLK_CTRL:
case ARIZONA_AIF1_TX_PIN_CTRL:
case ARIZONA_AIF1_RX_PIN_CTRL:
@@ -2527,6 +2530,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
case ARIZONA_GPIO5_CTRL:
case ARIZONA_IRQ_CTRL_1:
case ARIZONA_GPIO_DEBOUNCE_CONFIG:
+ case ARIZONA_GP_SWITCH_1:
case ARIZONA_MISC_PAD_CTRL_1:
case ARIZONA_MISC_PAD_CTRL_2:
case ARIZONA_MISC_PAD_CTRL_3:
@@ -2847,12 +2851,14 @@ static bool wm5110_volatile_register(struct device *dev, unsigned int reg)
case ARIZONA_ASYNC_SAMPLE_RATE_1_STATUS:
case ARIZONA_ASYNC_SAMPLE_RATE_2_STATUS:
case ARIZONA_MIC_DETECT_3:
+ case ARIZONA_MIC_DETECT_4:
case ARIZONA_HP_CTRL_1L:
case ARIZONA_HP_CTRL_1R:
case ARIZONA_HEADPHONE_DETECT_2:
case ARIZONA_INPUT_ENABLES_STATUS:
case ARIZONA_OUTPUT_STATUS_1:
case ARIZONA_RAW_OUTPUT_STATUS_1:
+ case ARIZONA_HP_TEST_CTRL_1:
case ARIZONA_SLIMBUS_RX_PORT_STATUS:
case ARIZONA_SLIMBUS_TX_PORT_STATUS:
case ARIZONA_INTERRUPT_STATUS_1:
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index f8758d6febf8..8d53f58f20dd 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -204,6 +204,16 @@ config CHARGER_DA9150
This driver can also be built as a module. If so, the module will be
called da9150-charger.
+config BATTERY_DA9150
+ tristate "Dialog Semiconductor DA9150 Fuel Gauge support"
+ depends on MFD_DA9150
+ help
+ Say Y here to enable support for the Fuel-Gauge unit of the DA9150
+ Integrated Charger & Fuel-Gauge IC
+
+ This driver can also be built as a module. If so, the module will be
+ called da9150-fg.
+
config AXP288_CHARGER
tristate "X-Powers AXP288 Charger"
depends on MFD_AXP20X && EXTCON_AXP288
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 5752ce818f51..cbdf89d595a3 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -33,6 +33,7 @@ obj-$(CONFIG_BATTERY_BQ27x00) += bq27x00_battery.o
obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o
obj-$(CONFIG_BATTERY_DA9052) += da9052-battery.o
obj-$(CONFIG_CHARGER_DA9150) += da9150-charger.o
+obj-$(CONFIG_BATTERY_DA9150) += da9150-fg.o
obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o
obj-$(CONFIG_BATTERY_MAX17042) += max17042_battery.o
obj-$(CONFIG_BATTERY_Z2) += z2_battery.o
diff --git a/drivers/power/da9150-fg.c b/drivers/power/da9150-fg.c
new file mode 100644
index 000000000000..8b8ce978656a
--- /dev/null
+++ b/drivers/power/da9150-fg.c
@@ -0,0 +1,579 @@
+/*
+ * DA9150 Fuel-Gauge Driver
+ *
+ * Copyright (c) 2015 Dialog Semiconductor
+ *
+ * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/power_supply.h>
+#include <linux/list.h>
+#include <asm/div64.h>
+#include <linux/mfd/da9150/core.h>
+#include <linux/mfd/da9150/registers.h>
+
+/* Core2Wire */
+#define DA9150_QIF_READ (0x0 << 7)
+#define DA9150_QIF_WRITE (0x1 << 7)
+#define DA9150_QIF_CODE_MASK 0x7F
+
+#define DA9150_QIF_BYTE_SIZE 8
+#define DA9150_QIF_BYTE_MASK 0xFF
+#define DA9150_QIF_SHORT_SIZE 2
+#define DA9150_QIF_LONG_SIZE 4
+
+/* QIF Codes */
+#define DA9150_QIF_UAVG 6
+#define DA9150_QIF_UAVG_SIZE DA9150_QIF_LONG_SIZE
+#define DA9150_QIF_IAVG 8
+#define DA9150_QIF_IAVG_SIZE DA9150_QIF_LONG_SIZE
+#define DA9150_QIF_NTCAVG 12
+#define DA9150_QIF_NTCAVG_SIZE DA9150_QIF_LONG_SIZE
+#define DA9150_QIF_SHUNT_VAL 36
+#define DA9150_QIF_SHUNT_VAL_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_SD_GAIN 38
+#define DA9150_QIF_SD_GAIN_SIZE DA9150_QIF_LONG_SIZE
+#define DA9150_QIF_FCC_MAH 40
+#define DA9150_QIF_FCC_MAH_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_SOC_PCT 43
+#define DA9150_QIF_SOC_PCT_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_CHARGE_LIMIT 44
+#define DA9150_QIF_CHARGE_LIMIT_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_DISCHARGE_LIMIT 45
+#define DA9150_QIF_DISCHARGE_LIMIT_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_FW_MAIN_VER 118
+#define DA9150_QIF_FW_MAIN_VER_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_E_FG_STATUS 126
+#define DA9150_QIF_E_FG_STATUS_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_SYNC 127
+#define DA9150_QIF_SYNC_SIZE DA9150_QIF_SHORT_SIZE
+#define DA9150_QIF_MAX_CODES 128
+
+/* QIF Sync Timeout */
+#define DA9150_QIF_SYNC_TIMEOUT 1000
+#define DA9150_QIF_SYNC_RETRIES 10
+
+/* QIF E_FG_STATUS */
+#define DA9150_FG_IRQ_LOW_SOC_MASK (1 << 0)
+#define DA9150_FG_IRQ_HIGH_SOC_MASK (1 << 1)
+#define DA9150_FG_IRQ_SOC_MASK \
+ (DA9150_FG_IRQ_LOW_SOC_MASK | DA9150_FG_IRQ_HIGH_SOC_MASK)
+
+/* Private data */
+struct da9150_fg {
+ struct da9150 *da9150;
+ struct device *dev;
+
+ struct mutex io_lock;
+
+ struct power_supply *battery;
+ struct delayed_work work;
+ u32 interval;
+
+ int warn_soc;
+ int crit_soc;
+ int soc;
+};
+
+/* Battery Properties */
+static u32 da9150_fg_read_attr(struct da9150_fg *fg, u8 code, u8 size)
+
+{
+ u8 buf[size];
+ u8 read_addr;
+ u32 res = 0;
+ int i;
+
+ /* Set QIF code (READ mode) */
+ read_addr = (code & DA9150_QIF_CODE_MASK) | DA9150_QIF_READ;
+
+ da9150_read_qif(fg->da9150, read_addr, size, buf);
+ for (i = 0; i < size; ++i)
+ res |= (buf[i] << (i * DA9150_QIF_BYTE_SIZE));
+
+ return res;
+}
+
+static void da9150_fg_write_attr(struct da9150_fg *fg, u8 code, u8 size,
+ u32 val)
+
+{
+ u8 buf[size];
+ u8 write_addr;
+ int i;
+
+ /* Set QIF code (WRITE mode) */
+ write_addr = (code & DA9150_QIF_CODE_MASK) | DA9150_QIF_WRITE;
+
+ for (i = 0; i < size; ++i) {
+ buf[i] = (val >> (i * DA9150_QIF_BYTE_SIZE)) &
+ DA9150_QIF_BYTE_MASK;
+ }
+ da9150_write_qif(fg->da9150, write_addr, size, buf);
+}
+
+/* Trigger QIF Sync to update QIF readable data */
+static void da9150_fg_read_sync_start(struct da9150_fg *fg)
+{
+ int i = 0;
+ u32 res = 0;
+
+ mutex_lock(&fg->io_lock);
+
+ /* Check if QIF sync already requested, and write to sync if not */
+ res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,
+ DA9150_QIF_SYNC_SIZE);
+ if (res > 0)
+ da9150_fg_write_attr(fg, DA9150_QIF_SYNC,
+ DA9150_QIF_SYNC_SIZE, 0);
+
+ /* Wait for sync to complete */
+ res = 0;
+ while ((res == 0) && (i++ < DA9150_QIF_SYNC_RETRIES)) {
+ usleep_range(DA9150_QIF_SYNC_TIMEOUT,
+ DA9150_QIF_SYNC_TIMEOUT * 2);
+ res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,
+ DA9150_QIF_SYNC_SIZE);
+ }
+
+ /* Check if sync completed */
+ if (res == 0)
+ dev_err(fg->dev, "Failed to perform QIF read sync!\n");
+}
+
+/*
+ * Should always be called after QIF sync read has been performed, and all
+ * attributes required have been accessed.
+ */
+static inline void da9150_fg_read_sync_end(struct da9150_fg *fg)
+{
+ mutex_unlock(&fg->io_lock);
+}
+
+/* Sync read of single QIF attribute */
+static u32 da9150_fg_read_attr_sync(struct da9150_fg *fg, u8 code, u8 size)
+{
+ u32 val;
+
+ da9150_fg_read_sync_start(fg);
+ val = da9150_fg_read_attr(fg, code, size);
+ da9150_fg_read_sync_end(fg);
+
+ return val;
+}
+
+/* Wait for QIF Sync, write QIF data and wait for ack */
+static void da9150_fg_write_attr_sync(struct da9150_fg *fg, u8 code, u8 size,
+ u32 val)
+{
+ int i = 0;
+ u32 res = 0, sync_val;
+
+ mutex_lock(&fg->io_lock);
+
+ /* Check if QIF sync already requested */
+ res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,
+ DA9150_QIF_SYNC_SIZE);
+
+ /* Wait for an existing sync to complete */
+ while ((res == 0) && (i++ < DA9150_QIF_SYNC_RETRIES)) {
+ usleep_range(DA9150_QIF_SYNC_TIMEOUT,
+ DA9150_QIF_SYNC_TIMEOUT * 2);
+ res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,
+ DA9150_QIF_SYNC_SIZE);
+ }
+
+ if (res == 0) {
+ dev_err(fg->dev, "Timeout waiting for existing QIF sync!\n");
+ mutex_unlock(&fg->io_lock);
+ return;
+ }
+
+ /* Write value for QIF code */
+ da9150_fg_write_attr(fg, code, size, val);
+
+ /* Wait for write acknowledgment */
+ i = 0;
+ sync_val = res;
+ while ((res == sync_val) && (i++ < DA9150_QIF_SYNC_RETRIES)) {
+ usleep_range(DA9150_QIF_SYNC_TIMEOUT,
+ DA9150_QIF_SYNC_TIMEOUT * 2);
+ res = da9150_fg_read_attr(fg, DA9150_QIF_SYNC,
+ DA9150_QIF_SYNC_SIZE);
+ }
+
+ mutex_unlock(&fg->io_lock);
+
+ /* Check write was actually successful */
+ if (res != (sync_val + 1))
+ dev_err(fg->dev, "Error performing QIF sync write for code %d\n",
+ code);
+}
+
+/* Power Supply attributes */
+static int da9150_fg_capacity(struct da9150_fg *fg,
+ union power_supply_propval *val)
+{
+ val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_SOC_PCT,
+ DA9150_QIF_SOC_PCT_SIZE);
+
+ if (val->intval > 100)
+ val->intval = 100;
+
+ return 0;
+}
+
+static int da9150_fg_current_avg(struct da9150_fg *fg,
+ union power_supply_propval *val)
+{
+ u32 iavg, sd_gain, shunt_val;
+ u64 div, res;
+
+ da9150_fg_read_sync_start(fg);
+ iavg = da9150_fg_read_attr(fg, DA9150_QIF_IAVG,
+ DA9150_QIF_IAVG_SIZE);
+ shunt_val = da9150_fg_read_attr(fg, DA9150_QIF_SHUNT_VAL,
+ DA9150_QIF_SHUNT_VAL_SIZE);
+ sd_gain = da9150_fg_read_attr(fg, DA9150_QIF_SD_GAIN,
+ DA9150_QIF_SD_GAIN_SIZE);
+ da9150_fg_read_sync_end(fg);
+
+ div = (u64) (sd_gain * shunt_val * 65536ULL);
+ do_div(div, 1000000);
+ res = (u64) (iavg * 1000000ULL);
+ do_div(res, div);
+
+ val->intval = (int) res;
+
+ return 0;
+}
+
+static int da9150_fg_voltage_avg(struct da9150_fg *fg,
+ union power_supply_propval *val)
+{
+ u64 res;
+
+ val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_UAVG,
+ DA9150_QIF_UAVG_SIZE);
+
+ res = (u64) (val->intval * 186ULL);
+ do_div(res, 10000);
+ val->intval = (int) res;
+
+ return 0;
+}
+
+static int da9150_fg_charge_full(struct da9150_fg *fg,
+ union power_supply_propval *val)
+{
+ val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_FCC_MAH,
+ DA9150_QIF_FCC_MAH_SIZE);
+
+ val->intval = val->intval * 1000;
+
+ return 0;
+}
+
+/*
+ * Temperature reading from device is only valid if battery/system provides
+ * valid NTC to associated pin of DA9150 chip.
+ */
+static int da9150_fg_temp(struct da9150_fg *fg,
+ union power_supply_propval *val)
+{
+ val->intval = da9150_fg_read_attr_sync(fg, DA9150_QIF_NTCAVG,
+ DA9150_QIF_NTCAVG_SIZE);
+
+ val->intval = (val->intval * 10) / 1048576;
+
+ return 0;
+}
+
+static enum power_supply_property da9150_fg_props[] = {
+ POWER_SUPPLY_PROP_CAPACITY,
+ POWER_SUPPLY_PROP_CURRENT_AVG,
+ POWER_SUPPLY_PROP_VOLTAGE_AVG,
+ POWER_SUPPLY_PROP_CHARGE_FULL,
+ POWER_SUPPLY_PROP_TEMP,
+};
+
+static int da9150_fg_get_prop(struct power_supply *psy,
+ enum power_supply_property psp,
+ union power_supply_propval *val)
+{
+ struct da9150_fg *fg = dev_get_drvdata(psy->dev.parent);
+ int ret;
+
+ switch (psp) {
+ case POWER_SUPPLY_PROP_CAPACITY:
+ ret = da9150_fg_capacity(fg, val);
+ break;
+ case POWER_SUPPLY_PROP_CURRENT_AVG:
+ ret = da9150_fg_current_avg(fg, val);
+ break;
+ case POWER_SUPPLY_PROP_VOLTAGE_AVG:
+ ret = da9150_fg_voltage_avg(fg, val);
+ break;
+ case POWER_SUPPLY_PROP_CHARGE_FULL:
+ ret = da9150_fg_charge_full(fg, val);
+ break;
+ case POWER_SUPPLY_PROP_TEMP:
+ ret = da9150_fg_temp(fg, val);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+/* Repeated SOC check */
+static bool da9150_fg_soc_changed(struct da9150_fg *fg)
+{
+ union power_supply_propval val;
+
+ da9150_fg_capacity(fg, &val);
+ if (val.intval != fg->soc) {
+ fg->soc = val.intval;
+ return true;
+ }
+
+ return false;
+}
+
+static void da9150_fg_work(struct work_struct *work)
+{
+ struct da9150_fg *fg = container_of(work, struct da9150_fg, work.work);
+
+ /* Report if SOC has changed */
+ if (da9150_fg_soc_changed(fg))
+ power_supply_changed(fg->battery);
+
+ schedule_delayed_work(&fg->work, msecs_to_jiffies(fg->interval));
+}
+
+/* SOC level event configuration */
+static void da9150_fg_soc_event_config(struct da9150_fg *fg)
+{
+ int soc;
+
+ soc = da9150_fg_read_attr_sync(fg, DA9150_QIF_SOC_PCT,
+ DA9150_QIF_SOC_PCT_SIZE);
+
+ if (soc > fg->warn_soc) {
+ /* If SOC > warn level, set discharge warn level event */
+ da9150_fg_write_attr_sync(fg, DA9150_QIF_DISCHARGE_LIMIT,
+ DA9150_QIF_DISCHARGE_LIMIT_SIZE,
+ fg->warn_soc + 1);
+ } else if ((soc <= fg->warn_soc) && (soc > fg->crit_soc)) {
+ /*
+ * If SOC <= warn level, set discharge crit level event,
+ * and set charge warn level event.
+ */
+ da9150_fg_write_attr_sync(fg, DA9150_QIF_DISCHARGE_LIMIT,
+ DA9150_QIF_DISCHARGE_LIMIT_SIZE,
+ fg->crit_soc + 1);
+
+ da9150_fg_write_attr_sync(fg, DA9150_QIF_CHARGE_LIMIT,
+ DA9150_QIF_CHARGE_LIMIT_SIZE,
+ fg->warn_soc);
+ } else if (soc <= fg->crit_soc) {
+ /* If SOC <= crit level, set charge crit level event */
+ da9150_fg_write_attr_sync(fg, DA9150_QIF_CHARGE_LIMIT,
+ DA9150_QIF_CHARGE_LIMIT_SIZE,
+ fg->crit_soc);
+ }
+}
+
+static irqreturn_t da9150_fg_irq(int irq, void *data)
+{
+ struct da9150_fg *fg = data;
+ u32 e_fg_status;
+
+ /* Read FG IRQ status info */
+ e_fg_status = da9150_fg_read_attr(fg, DA9150_QIF_E_FG_STATUS,
+ DA9150_QIF_E_FG_STATUS_SIZE);
+
+ /* Handle warning/critical threhold events */
+ if (e_fg_status & DA9150_FG_IRQ_SOC_MASK)
+ da9150_fg_soc_event_config(fg);
+
+ /* Clear any FG IRQs */
+ da9150_fg_write_attr(fg, DA9150_QIF_E_FG_STATUS,
+ DA9150_QIF_E_FG_STATUS_SIZE, e_fg_status);
+
+ return IRQ_HANDLED;
+}
+
+static struct da9150_fg_pdata *da9150_fg_dt_pdata(struct device *dev)
+{
+ struct device_node *fg_node = dev->of_node;
+ struct da9150_fg_pdata *pdata;
+
+ pdata = devm_kzalloc(dev, sizeof(struct da9150_fg_pdata), GFP_KERNEL);
+ if (!pdata)
+ return NULL;
+
+ of_property_read_u32(fg_node, "dlg,update-interval",
+ &pdata->update_interval);
+ of_property_read_u8(fg_node, "dlg,warn-soc-level",
+ &pdata->warn_soc_lvl);
+ of_property_read_u8(fg_node, "dlg,crit-soc-level",
+ &pdata->crit_soc_lvl);
+
+ return pdata;
+}
+
+static const struct power_supply_desc fg_desc = {
+ .name = "da9150-fg",
+ .type = POWER_SUPPLY_TYPE_BATTERY,
+ .properties = da9150_fg_props,
+ .num_properties = ARRAY_SIZE(da9150_fg_props),
+ .get_property = da9150_fg_get_prop,
+};
+
+static int da9150_fg_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct da9150 *da9150 = dev_get_drvdata(dev->parent);
+ struct da9150_fg_pdata *fg_pdata = dev_get_platdata(dev);
+ struct da9150_fg *fg;
+ int ver, irq, ret = 0;
+
+ fg = devm_kzalloc(dev, sizeof(*fg), GFP_KERNEL);
+ if (fg == NULL)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, fg);
+ fg->da9150 = da9150;
+ fg->dev = dev;
+
+ mutex_init(&fg->io_lock);
+
+ /* Enable QIF */
+ da9150_set_bits(da9150, DA9150_CORE2WIRE_CTRL_A, DA9150_FG_QIF_EN_MASK,
+ DA9150_FG_QIF_EN_MASK);
+
+ fg->battery = devm_power_supply_register(dev, &fg_desc, NULL);
+ if (IS_ERR(fg->battery)) {
+ ret = PTR_ERR(fg->battery);
+ return ret;
+ }
+
+ ver = da9150_fg_read_attr(fg, DA9150_QIF_FW_MAIN_VER,
+ DA9150_QIF_FW_MAIN_VER_SIZE);
+ dev_info(dev, "Version: 0x%x\n", ver);
+
+ /* Handle DT data if provided */
+ if (dev->of_node) {
+ fg_pdata = da9150_fg_dt_pdata(dev);
+ dev->platform_data = fg_pdata;
+ }
+
+ /* Handle any pdata provided */
+ if (fg_pdata) {
+ fg->interval = fg_pdata->update_interval;
+
+ if (fg_pdata->warn_soc_lvl > 100)
+ dev_warn(dev, "Invalid SOC warning level provided, Ignoring");
+ else
+ fg->warn_soc = fg_pdata->warn_soc_lvl;
+
+ if ((fg_pdata->crit_soc_lvl > 100) ||
+ (fg_pdata->crit_soc_lvl >= fg_pdata->warn_soc_lvl))
+ dev_warn(dev, "Invalid SOC critical level provided, Ignoring");
+ else
+ fg->crit_soc = fg_pdata->crit_soc_lvl;
+
+
+ }
+
+ /* Configure initial SOC level events */
+ da9150_fg_soc_event_config(fg);
+
+ /*
+ * If an interval period has been provided then setup repeating
+ * work for reporting data updates.
+ */
+ if (fg->interval) {
+ INIT_DELAYED_WORK(&fg->work, da9150_fg_work);
+ schedule_delayed_work(&fg->work,
+ msecs_to_jiffies(fg->interval));
+ }
+
+ /* Register IRQ */
+ irq = platform_get_irq_byname(pdev, "FG");
+ if (irq < 0) {
+ dev_err(dev, "Failed to get IRQ FG: %d\n", irq);
+ ret = irq;
+ goto irq_fail;
+ }
+
+ ret = devm_request_threaded_irq(dev, irq, NULL, da9150_fg_irq,
+ IRQF_ONESHOT, "FG", fg);
+ if (ret) {
+ dev_err(dev, "Failed to request IRQ %d: %d\n", irq, ret);
+ goto irq_fail;
+ }
+
+ return 0;
+
+irq_fail:
+ if (fg->interval)
+ cancel_delayed_work(&fg->work);
+
+ return ret;
+}
+
+static int da9150_fg_remove(struct platform_device *pdev)
+{
+ struct da9150_fg *fg = platform_get_drvdata(pdev);
+
+ if (fg->interval)
+ cancel_delayed_work(&fg->work);
+
+ return 0;
+}
+
+static int da9150_fg_resume(struct platform_device *pdev)
+{
+ struct da9150_fg *fg = platform_get_drvdata(pdev);
+
+ /*
+ * Trigger SOC check to happen now so as to indicate any value change
+ * since last check before suspend.
+ */
+ if (fg->interval)
+ flush_delayed_work(&fg->work);
+
+ return 0;
+}
+
+static struct platform_driver da9150_fg_driver = {
+ .driver = {
+ .name = "da9150-fuel-gauge",
+ },
+ .probe = da9150_fg_probe,
+ .remove = da9150_fg_remove,
+ .resume = da9150_fg_resume,
+};
+
+module_platform_driver(da9150_fg_driver);
+
+MODULE_DESCRIPTION("Fuel-Gauge Driver for DA9150");
+MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/regulator/tps6105x-regulator.c b/drivers/regulator/tps6105x-regulator.c
index 3510b3e7330a..ddc4f10e268a 100644
--- a/drivers/regulator/tps6105x-regulator.c
+++ b/drivers/regulator/tps6105x-regulator.c
@@ -14,7 +14,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/err.h>
-#include <linux/i2c.h>
+#include <linux/regmap.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/mfd/core.h>
@@ -33,7 +33,7 @@ static int tps6105x_regulator_enable(struct regulator_dev *rdev)
int ret;
/* Activate voltage mode */
- ret = tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+ ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
TPS6105X_REG0_MODE_MASK,
TPS6105X_REG0_MODE_VOLTAGE << TPS6105X_REG0_MODE_SHIFT);
if (ret)
@@ -48,7 +48,7 @@ static int tps6105x_regulator_disable(struct regulator_dev *rdev)
int ret;
/* Set into shutdown mode */
- ret = tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+ ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
TPS6105X_REG0_MODE_MASK,
TPS6105X_REG0_MODE_SHUTDOWN << TPS6105X_REG0_MODE_SHIFT);
if (ret)
@@ -60,10 +60,10 @@ static int tps6105x_regulator_disable(struct regulator_dev *rdev)
static int tps6105x_regulator_is_enabled(struct regulator_dev *rdev)
{
struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
- u8 regval;
+ unsigned int regval;
int ret;
- ret = tps6105x_get(tps6105x, TPS6105X_REG_0, &regval);
+ ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
if (ret)
return ret;
regval &= TPS6105X_REG0_MODE_MASK;
@@ -78,10 +78,10 @@ static int tps6105x_regulator_is_enabled(struct regulator_dev *rdev)
static int tps6105x_regulator_get_voltage_sel(struct regulator_dev *rdev)
{
struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
- u8 regval;
+ unsigned int regval;
int ret;
- ret = tps6105x_get(tps6105x, TPS6105X_REG_0, &regval);
+ ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
if (ret)
return ret;
@@ -96,7 +96,7 @@ static int tps6105x_regulator_set_voltage_sel(struct regulator_dev *rdev,
struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
int ret;
- ret = tps6105x_mask_and_set(tps6105x, TPS6105X_REG_0,
+ ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
TPS6105X_REG0_VOLTAGE_MASK,
selector << TPS6105X_REG0_VOLTAGE_SHIFT);
if (ret)
diff --git a/include/dt-bindings/mfd/arizona.h b/include/dt-bindings/mfd/arizona.h
index 7b2000cead43..c40f665e2712 100644
--- a/include/dt-bindings/mfd/arizona.h
+++ b/include/dt-bindings/mfd/arizona.h
@@ -107,5 +107,7 @@
#define ARIZONA_ACCDET_MODE_MIC 0
#define ARIZONA_ACCDET_MODE_HPL 1
#define ARIZONA_ACCDET_MODE_HPR 2
+#define ARIZONA_ACCDET_MODE_HPM 4
+#define ARIZONA_ACCDET_MODE_ADC 7
#endif
diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h
index 1dc385850ba2..57b45caaea80 100644
--- a/include/linux/mfd/arizona/pdata.h
+++ b/include/linux/mfd/arizona/pdata.h
@@ -124,6 +124,9 @@ struct arizona_pdata {
/** Channel to use for headphone detection */
unsigned int hpdet_channel;
+ /** Use software comparison to determine mic presence */
+ bool micd_software_compare;
+
/** Extra debounce timeout used during initial mic detection (ms) */
unsigned int micd_detect_debounce;
@@ -181,6 +184,9 @@ struct arizona_pdata {
/** GPIO for primary IRQ (used for edge triggered emulation) */
int irq_gpio;
+
+ /** General purpose switch control */
+ unsigned int gpsw;
};
#endif
diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
index fdd70b3c7418..c7c11c900196 100644
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -242,6 +242,7 @@
#define ARIZONA_HP1_SHORT_CIRCUIT_CTRL 0x4A0
#define ARIZONA_HP2_SHORT_CIRCUIT_CTRL 0x4A1
#define ARIZONA_HP3_SHORT_CIRCUIT_CTRL 0x4A2
+#define ARIZONA_HP_TEST_CTRL_1 0x4A4
#define ARIZONA_SPK_CTRL_2 0x4B5
#define ARIZONA_SPK_CTRL_3 0x4B6
#define ARIZONA_DAC_COMP_1 0x4DC
@@ -2359,9 +2360,9 @@
#define ARIZONA_ACCDET_SRC_MASK 0x2000 /* ACCDET_SRC */
#define ARIZONA_ACCDET_SRC_SHIFT 13 /* ACCDET_SRC */
#define ARIZONA_ACCDET_SRC_WIDTH 1 /* ACCDET_SRC */
-#define ARIZONA_ACCDET_MODE_MASK 0x0003 /* ACCDET_MODE - [1:0] */
-#define ARIZONA_ACCDET_MODE_SHIFT 0 /* ACCDET_MODE - [1:0] */
-#define ARIZONA_ACCDET_MODE_WIDTH 2 /* ACCDET_MODE - [1:0] */
+#define ARIZONA_ACCDET_MODE_MASK 0x0007 /* ACCDET_MODE - [2:0] */
+#define ARIZONA_ACCDET_MODE_SHIFT 0 /* ACCDET_MODE - [2:0] */
+#define ARIZONA_ACCDET_MODE_WIDTH 3 /* ACCDET_MODE - [2:0] */
/*
* R667 (0x29B) - Headphone Detect 1
@@ -3702,6 +3703,13 @@
#define ARIZONA_HP3_SC_ENA_WIDTH 1 /* HP3_SC_ENA */
/*
+ * R1188 (0x4A4) HP Test Ctrl 1
+ */
+#define ARIZONA_HP1_TST_CAP_SEL_MASK 0x0003 /* HP1_TST_CAP_SEL - [1:0] */
+#define ARIZONA_HP1_TST_CAP_SEL_SHIFT 0 /* HP1_TST_CAP_SEL - [1:0] */
+#define ARIZONA_HP1_TST_CAP_SEL_WIDTH 2 /* HP1_TST_CAP_SEL - [1:0] */
+
+/*
* R1244 (0x4DC) - DAC comp 1
*/
#define ARIZONA_OUT_COMP_COEFF_MASK 0xFFFF /* OUT_COMP_COEFF - [15:0] */
diff --git a/include/linux/mfd/da9150/core.h b/include/linux/mfd/da9150/core.h
index 76e668933a77..1bf50caeb9fa 100644
--- a/include/linux/mfd/da9150/core.h
+++ b/include/linux/mfd/da9150/core.h
@@ -15,6 +15,7 @@
#define __DA9150_CORE_H
#include <linux/device.h>
+#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/regmap.h>
@@ -46,23 +47,39 @@
#define DA9150_IRQ_GPADC 19
#define DA9150_IRQ_WKUP 20
+/* I2C sub-device address */
+#define DA9150_QIF_I2C_ADDR_LSB 0x5
+
+struct da9150_fg_pdata {
+ u32 update_interval; /* msecs */
+ u8 warn_soc_lvl; /* % value */
+ u8 crit_soc_lvl; /* % value */
+};
+
struct da9150_pdata {
int irq_base;
+ struct da9150_fg_pdata *fg_pdata;
};
struct da9150 {
struct device *dev;
struct regmap *regmap;
+ struct i2c_client *core_qif;
+
struct regmap_irq_chip_data *regmap_irq_data;
int irq;
int irq_base;
};
-/* Device I/O */
+/* Device I/O - Query Interface for FG and standard register access */
+void da9150_read_qif(struct da9150 *da9150, u8 addr, int count, u8 *buf);
+void da9150_write_qif(struct da9150 *da9150, u8 addr, int count, const u8 *buf);
+
u8 da9150_reg_read(struct da9150 *da9150, u16 reg);
void da9150_reg_write(struct da9150 *da9150, u16 reg, u8 val);
void da9150_set_bits(struct da9150 *da9150, u16 reg, u8 mask, u8 val);
void da9150_bulk_read(struct da9150 *da9150, u16 reg, int count, u8 *buf);
void da9150_bulk_write(struct da9150 *da9150, u16 reg, int count, const u8 *buf);
+
#endif /* __DA9150_CORE_H */
diff --git a/include/linux/mfd/tps6105x.h b/include/linux/mfd/tps6105x.h
index 386743dd931c..8bc51180800a 100644
--- a/include/linux/mfd/tps6105x.h
+++ b/include/linux/mfd/tps6105x.h
@@ -10,6 +10,7 @@
#define MFD_TPS6105X_H
#include <linux/i2c.h>
+#include <linux/regmap.h>
#include <linux/regulator/machine.h>
/*
@@ -82,20 +83,15 @@ struct tps6105x_platform_data {
/**
* struct tps6105x - state holder for the TPS6105x drivers
- * @mutex: mutex to serialize I2C accesses
* @i2c_client: corresponding I2C client
* @regulator: regulator device if used in voltage mode
+ * @regmap: used for i2c communcation on accessing registers
*/
struct tps6105x {
struct tps6105x_platform_data *pdata;
- struct mutex lock;
struct i2c_client *client;
struct regulator_dev *regulator;
+ struct regmap *regmap;
};
-extern int tps6105x_set(struct tps6105x *tps6105x, u8 reg, u8 value);
-extern int tps6105x_get(struct tps6105x *tps6105x, u8 reg, u8 *buf);
-extern int tps6105x_mask_and_set(struct tps6105x *tps6105x, u8 reg,
- u8 bitmask, u8 bitvalues);
-
#endif
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 8fc0bfd8edc4..f6226976e158 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -791,6 +791,9 @@ struct regmap_irq {
unsigned int mask;
};
+#define REGMAP_IRQ_REG(_irq, _off, _mask) \
+ [_irq] = { .reg_offset = (_off), .mask = (_mask) }
+
/**
* Description of a generic regmap irq_chip. This is not intended to
* handle every possible interrupt controller, but it should handle a
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-29 01:10:19 +0000