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Commit ef3b98c2 authored by Michael Welling's avatar Michael Welling Committed by Dmitry Torokhov
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Input: tsc200x-core - rename functions and variables 

The functions, variables, and defines of the new tsc200x-core.c are
renamed to tsc200x instead of tsc2005 avoid possible confusion.
Signed-off-by: default avatarMichael Welling <mwelling@ieee.org>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent 6ac24381
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Showing with 152 additions and 152 deletions
drivers/input/touchscreen/tsc2005.c
View file @ ef3b98c2
...@@ -26,7 +26,7 @@ ...@@ -26,7 +26,7 @@
static int tsc2005_cmd(struct device *dev, u8 cmd) static int tsc2005_cmd(struct device *dev, u8 cmd)
{ {
u8 tx = TSC2005_CMD | TSC2005_CMD_12BIT | cmd; u8 tx = TSC200X_CMD | TSC200X_CMD_12BIT | cmd;
struct spi_transfer xfer = { struct spi_transfer xfer = {
.tx_buf = &tx, .tx_buf = &tx,
.len = 1, .len = 1,
......
drivers/input/touchscreen/tsc200x-core.c
View file @ ef3b98c2
...@@ -37,28 +37,28 @@ ...@@ -37,28 +37,28 @@
* The touchscreen interface operates as follows: * The touchscreen interface operates as follows:
* *
* 1) Pen is pressed against the touchscreen. * 1) Pen is pressed against the touchscreen.
* 2) TSC2005 performs AD conversion. * 2) TSC200X performs AD conversion.
* 3) After the conversion is done TSC2005 drives DAV line down. * 3) After the conversion is done TSC200X drives DAV line down.
* 4) GPIO IRQ is received and tsc2005_irq_thread() is scheduled. * 4) GPIO IRQ is received and tsc200x_irq_thread() is scheduled.
* 5) tsc2005_irq_thread() queues up a transfer to fetch the x, y, z1, z2 * 5) tsc200x_irq_thread() queues up a transfer to fetch the x, y, z1, z2
* values. * values.
* 6) tsc2005_irq_thread() reports coordinates to input layer and sets up * 6) tsc200x_irq_thread() reports coordinates to input layer and sets up
* tsc2005_penup_timer() to be called after TSC2005_PENUP_TIME_MS (40ms). * tsc200x_penup_timer() to be called after TSC200X_PENUP_TIME_MS (40ms).
* 7) When the penup timer expires, there have not been touch or DAV interrupts * 7) When the penup timer expires, there have not been touch or DAV interrupts
* during the last 40ms which means the pen has been lifted. * during the last 40ms which means the pen has been lifted.
* *
* ESD recovery via a hardware reset is done if the TSC2005 doesn't respond * ESD recovery via a hardware reset is done if the TSC200X doesn't respond
* after a configurable period (in ms) of activity. If esd_timeout is 0, the * after a configurable period (in ms) of activity. If esd_timeout is 0, the
* watchdog is disabled. * watchdog is disabled.
*/ */
static const struct regmap_range tsc2005_writable_ranges[] = { static const struct regmap_range tsc200x_writable_ranges[] = {
regmap_reg_range(TSC2005_REG_AUX_HIGH, TSC2005_REG_CFR2), regmap_reg_range(TSC200X_REG_AUX_HIGH, TSC200X_REG_CFR2),
}; };
static const struct regmap_access_table tsc2005_writable_table = { static const struct regmap_access_table tsc200x_writable_table = {
.yes_ranges = tsc2005_writable_ranges, .yes_ranges = tsc200x_writable_ranges,
.n_yes_ranges = ARRAY_SIZE(tsc2005_writable_ranges), .n_yes_ranges = ARRAY_SIZE(tsc200x_writable_ranges),
}; };
const struct regmap_config tsc200x_regmap_config = { const struct regmap_config tsc200x_regmap_config = {
...@@ -66,22 +66,22 @@ const struct regmap_config tsc200x_regmap_config = { ...@@ -66,22 +66,22 @@ const struct regmap_config tsc200x_regmap_config = {
.val_bits = 16, .val_bits = 16,
.reg_stride = 0x08, .reg_stride = 0x08,
.max_register = 0x78, .max_register = 0x78,
.read_flag_mask = TSC2005_REG_READ, .read_flag_mask = TSC200X_REG_READ,
.write_flag_mask = TSC2005_REG_PND0, .write_flag_mask = TSC200X_REG_PND0,
.wr_table = &tsc2005_writable_table, .wr_table = &tsc200x_writable_table,
.use_single_rw = true, .use_single_rw = true,
}; };
EXPORT_SYMBOL_GPL(tsc200x_regmap_config); EXPORT_SYMBOL_GPL(tsc200x_regmap_config);
struct tsc2005_data { struct tsc200x_data {
u16 x; u16 x;
u16 y; u16 y;
u16 z1; u16 z1;
u16 z2; u16 z2;
} __packed; } __packed;
#define TSC2005_DATA_REGS 4 #define TSC200X_DATA_REGS 4
struct tsc2005 { struct tsc200x {
struct device *dev; struct device *dev;
struct regmap *regmap; struct regmap *regmap;
__u16 bustype; __u16 bustype;
...@@ -119,7 +119,7 @@ struct tsc2005 { ...@@ -119,7 +119,7 @@ struct tsc2005 {
int irq; int irq;
}; };
static void tsc2005_update_pen_state(struct tsc2005 *ts, static void tsc200x_update_pen_state(struct tsc200x *ts,
int x, int y, int pressure) int x, int y, int pressure)
{ {
if (pressure) { if (pressure) {
...@@ -142,17 +142,17 @@ static void tsc2005_update_pen_state(struct tsc2005 *ts, ...@@ -142,17 +142,17 @@ static void tsc2005_update_pen_state(struct tsc2005 *ts,
pressure); pressure);
} }
static irqreturn_t tsc2005_irq_thread(int irq, void *_ts) static irqreturn_t tsc200x_irq_thread(int irq, void *_ts)
{ {
struct tsc2005 *ts = _ts; struct tsc200x *ts = _ts;
unsigned long flags; unsigned long flags;
unsigned int pressure; unsigned int pressure;
struct tsc2005_data tsdata; struct tsc200x_data tsdata;
int error; int error;
/* read the coordinates */ /* read the coordinates */
error = regmap_bulk_read(ts->regmap, TSC2005_REG_X, &tsdata, error = regmap_bulk_read(ts->regmap, TSC200X_REG_X, &tsdata,
TSC2005_DATA_REGS); TSC200X_DATA_REGS);
if (unlikely(error)) if (unlikely(error))
goto out; goto out;
...@@ -193,9 +193,9 @@ static irqreturn_t tsc2005_irq_thread(int irq, void *_ts) ...@@ -193,9 +193,9 @@ static irqreturn_t tsc2005_irq_thread(int irq, void *_ts)
spin_lock_irqsave(&ts->lock, flags); spin_lock_irqsave(&ts->lock, flags);
tsc2005_update_pen_state(ts, tsdata.x, tsdata.y, pressure); tsc200x_update_pen_state(ts, tsdata.x, tsdata.y, pressure);
mod_timer(&ts->penup_timer, mod_timer(&ts->penup_timer,
jiffies + msecs_to_jiffies(TSC2005_PENUP_TIME_MS)); jiffies + msecs_to_jiffies(TSC200X_PENUP_TIME_MS));
spin_unlock_irqrestore(&ts->lock, flags); spin_unlock_irqrestore(&ts->lock, flags);
...@@ -204,30 +204,30 @@ static irqreturn_t tsc2005_irq_thread(int irq, void *_ts) ...@@ -204,30 +204,30 @@ static irqreturn_t tsc2005_irq_thread(int irq, void *_ts)
return IRQ_HANDLED; return IRQ_HANDLED;
} }
static void tsc2005_penup_timer(unsigned long data) static void tsc200x_penup_timer(unsigned long data)
{ {
struct tsc2005 *ts = (struct tsc2005 *)data; struct tsc200x *ts = (struct tsc200x *)data;
unsigned long flags; unsigned long flags;
spin_lock_irqsave(&ts->lock, flags); spin_lock_irqsave(&ts->lock, flags);
tsc2005_update_pen_state(ts, 0, 0, 0); tsc200x_update_pen_state(ts, 0, 0, 0);
spin_unlock_irqrestore(&ts->lock, flags); spin_unlock_irqrestore(&ts->lock, flags);
} }
static void tsc2005_start_scan(struct tsc2005 *ts) static void tsc200x_start_scan(struct tsc200x *ts)
{ {
regmap_write(ts->regmap, TSC2005_REG_CFR0, TSC2005_CFR0_INITVALUE); regmap_write(ts->regmap, TSC200X_REG_CFR0, TSC200X_CFR0_INITVALUE);
regmap_write(ts->regmap, TSC2005_REG_CFR1, TSC2005_CFR1_INITVALUE); regmap_write(ts->regmap, TSC200X_REG_CFR1, TSC200X_CFR1_INITVALUE);
regmap_write(ts->regmap, TSC2005_REG_CFR2, TSC2005_CFR2_INITVALUE); regmap_write(ts->regmap, TSC200X_REG_CFR2, TSC200X_CFR2_INITVALUE);
ts->tsc200x_cmd(ts->dev, TSC2005_CMD_NORMAL); ts->tsc200x_cmd(ts->dev, TSC200X_CMD_NORMAL);
} }
static void tsc2005_stop_scan(struct tsc2005 *ts) static void tsc200x_stop_scan(struct tsc200x *ts)
{ {
ts->tsc200x_cmd(ts->dev, TSC2005_CMD_STOP); ts->tsc200x_cmd(ts->dev, TSC200X_CMD_STOP);
} }
static void tsc2005_set_reset(struct tsc2005 *ts, bool enable) static void tsc200x_set_reset(struct tsc200x *ts, bool enable)
{ {
if (ts->reset_gpio) if (ts->reset_gpio)
gpiod_set_value_cansleep(ts->reset_gpio, enable); gpiod_set_value_cansleep(ts->reset_gpio, enable);
...@@ -236,9 +236,9 @@ static void tsc2005_set_reset(struct tsc2005 *ts, bool enable) ...@@ -236,9 +236,9 @@ static void tsc2005_set_reset(struct tsc2005 *ts, bool enable)
} }
/* must be called with ts->mutex held */ /* must be called with ts->mutex held */
static void __tsc2005_disable(struct tsc2005 *ts) static void __tsc200x_disable(struct tsc200x *ts)
{ {
tsc2005_stop_scan(ts); tsc200x_stop_scan(ts);
disable_irq(ts->irq); disable_irq(ts->irq);
del_timer_sync(&ts->penup_timer); del_timer_sync(&ts->penup_timer);
...@@ -249,9 +249,9 @@ static void __tsc2005_disable(struct tsc2005 *ts) ...@@ -249,9 +249,9 @@ static void __tsc2005_disable(struct tsc2005 *ts)
} }
/* must be called with ts->mutex held */ /* must be called with ts->mutex held */
static void __tsc2005_enable(struct tsc2005 *ts) static void __tsc200x_enable(struct tsc200x *ts)
{ {
tsc2005_start_scan(ts); tsc200x_start_scan(ts);
if (ts->esd_timeout && (ts->set_reset || ts->reset_gpio)) { if (ts->esd_timeout && (ts->set_reset || ts->reset_gpio)) {
ts->last_valid_interrupt = jiffies; ts->last_valid_interrupt = jiffies;
...@@ -261,11 +261,11 @@ static void __tsc2005_enable(struct tsc2005 *ts) ...@@ -261,11 +261,11 @@ static void __tsc2005_enable(struct tsc2005 *ts)
} }
} }
static ssize_t tsc2005_selftest_show(struct device *dev, static ssize_t tsc200x_selftest_show(struct device *dev,
struct device_attribute *attr, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct tsc2005 *ts = dev_get_drvdata(dev); struct tsc200x *ts = dev_get_drvdata(dev);
unsigned int temp_high; unsigned int temp_high;
unsigned int temp_high_orig; unsigned int temp_high_orig;
unsigned int temp_high_test; unsigned int temp_high_test;
...@@ -275,11 +275,11 @@ static ssize_t tsc2005_selftest_show(struct device *dev, ...@@ -275,11 +275,11 @@ static ssize_t tsc2005_selftest_show(struct device *dev,
mutex_lock(&ts->mutex); mutex_lock(&ts->mutex);
/* /*
* Test TSC2005 communications via temp high register. * Test TSC200X communications via temp high register.
*/ */
__tsc2005_disable(ts); __tsc200x_disable(ts);
error = regmap_read(ts->regmap, TSC2005_REG_TEMP_HIGH, &temp_high_orig); error = regmap_read(ts->regmap, TSC200X_REG_TEMP_HIGH, &temp_high_orig);
if (error) { if (error) {
dev_warn(dev, "selftest failed: read error %d\n", error); dev_warn(dev, "selftest failed: read error %d\n", error);
success = false; success = false;
...@@ -288,14 +288,14 @@ static ssize_t tsc2005_selftest_show(struct device *dev, ...@@ -288,14 +288,14 @@ static ssize_t tsc2005_selftest_show(struct device *dev,
temp_high_test = (temp_high_orig - 1) & MAX_12BIT; temp_high_test = (temp_high_orig - 1) & MAX_12BIT;
error = regmap_write(ts->regmap, TSC2005_REG_TEMP_HIGH, temp_high_test); error = regmap_write(ts->regmap, TSC200X_REG_TEMP_HIGH, temp_high_test);
if (error) { if (error) {
dev_warn(dev, "selftest failed: write error %d\n", error); dev_warn(dev, "selftest failed: write error %d\n", error);
success = false; success = false;
goto out; goto out;
} }
error = regmap_read(ts->regmap, TSC2005_REG_TEMP_HIGH, &temp_high); error = regmap_read(ts->regmap, TSC200X_REG_TEMP_HIGH, &temp_high);
if (error) { if (error) {
dev_warn(dev, "selftest failed: read error %d after write\n", dev_warn(dev, "selftest failed: read error %d after write\n",
error); error);
...@@ -310,15 +310,15 @@ static ssize_t tsc2005_selftest_show(struct device *dev, ...@@ -310,15 +310,15 @@ static ssize_t tsc2005_selftest_show(struct device *dev,
} }
/* hardware reset */ /* hardware reset */
tsc2005_set_reset(ts, false); tsc200x_set_reset(ts, false);
usleep_range(100, 500); /* only 10us required */ usleep_range(100, 500); /* only 10us required */
tsc2005_set_reset(ts, true); tsc200x_set_reset(ts, true);
if (!success) if (!success)
goto out; goto out;
/* test that the reset really happened */ /* test that the reset really happened */
error = regmap_read(ts->regmap, TSC2005_REG_TEMP_HIGH, &temp_high); error = regmap_read(ts->regmap, TSC200X_REG_TEMP_HIGH, &temp_high);
if (error) { if (error) {
dev_warn(dev, "selftest failed: read error %d after reset\n", dev_warn(dev, "selftest failed: read error %d after reset\n",
error); error);
...@@ -333,24 +333,24 @@ static ssize_t tsc2005_selftest_show(struct device *dev, ...@@ -333,24 +333,24 @@ static ssize_t tsc2005_selftest_show(struct device *dev,
} }
out: out:
__tsc2005_enable(ts); __tsc200x_enable(ts);
mutex_unlock(&ts->mutex); mutex_unlock(&ts->mutex);
return sprintf(buf, "%d\n", success); return sprintf(buf, "%d\n", success);
} }
static DEVICE_ATTR(selftest, S_IRUGO, tsc2005_selftest_show, NULL); static DEVICE_ATTR(selftest, S_IRUGO, tsc200x_selftest_show, NULL);
static struct attribute *tsc2005_attrs[] = { static struct attribute *tsc200x_attrs[] = {
&dev_attr_selftest.attr, &dev_attr_selftest.attr,
NULL NULL
}; };
static umode_t tsc2005_attr_is_visible(struct kobject *kobj, static umode_t tsc200x_attr_is_visible(struct kobject *kobj,
struct attribute *attr, int n) struct attribute *attr, int n)
{ {
struct device *dev = container_of(kobj, struct device, kobj); struct device *dev = container_of(kobj, struct device, kobj);
struct tsc2005 *ts = dev_get_drvdata(dev); struct tsc200x *ts = dev_get_drvdata(dev);
umode_t mode = attr->mode; umode_t mode = attr->mode;
if (attr == &dev_attr_selftest.attr) { if (attr == &dev_attr_selftest.attr) {
...@@ -361,14 +361,14 @@ static umode_t tsc2005_attr_is_visible(struct kobject *kobj, ...@@ -361,14 +361,14 @@ static umode_t tsc2005_attr_is_visible(struct kobject *kobj,
return mode; return mode;
} }
static const struct attribute_group tsc2005_attr_group = { static const struct attribute_group tsc200x_attr_group = {
.is_visible = tsc2005_attr_is_visible, .is_visible = tsc200x_attr_is_visible,
.attrs = tsc2005_attrs, .attrs = tsc200x_attrs,
}; };
static void tsc2005_esd_work(struct work_struct *work) static void tsc200x_esd_work(struct work_struct *work)
{ {
struct tsc2005 *ts = container_of(work, struct tsc2005, esd_work.work); struct tsc200x *ts = container_of(work, struct tsc200x, esd_work.work);
int error; int error;
unsigned int r; unsigned int r;
...@@ -386,9 +386,9 @@ static void tsc2005_esd_work(struct work_struct *work) ...@@ -386,9 +386,9 @@ static void tsc2005_esd_work(struct work_struct *work)
goto out; goto out;
/* We should be able to read register without disabling interrupts. */ /* We should be able to read register without disabling interrupts. */
error = regmap_read(ts->regmap, TSC2005_REG_CFR0, &r); error = regmap_read(ts->regmap, TSC200X_REG_CFR0, &r);
if (!error && if (!error &&
!((r ^ TSC2005_CFR0_INITVALUE) & TSC2005_CFR0_RW_MASK)) { !((r ^ TSC200X_CFR0_INITVALUE) & TSC200X_CFR0_RW_MASK)) {
goto out; goto out;
} }
...@@ -397,19 +397,19 @@ static void tsc2005_esd_work(struct work_struct *work) ...@@ -397,19 +397,19 @@ static void tsc2005_esd_work(struct work_struct *work)
* then we should reset the controller as if from power-up and start * then we should reset the controller as if from power-up and start
* scanning again. * scanning again.
*/ */
dev_info(ts->dev, "TSC2005 not responding - resetting\n"); dev_info(ts->dev, "TSC200X not responding - resetting\n");
disable_irq(ts->irq); disable_irq(ts->irq);
del_timer_sync(&ts->penup_timer); del_timer_sync(&ts->penup_timer);
tsc2005_update_pen_state(ts, 0, 0, 0); tsc200x_update_pen_state(ts, 0, 0, 0);
tsc2005_set_reset(ts, false); tsc200x_set_reset(ts, false);
usleep_range(100, 500); /* only 10us required */ usleep_range(100, 500); /* only 10us required */
tsc2005_set_reset(ts, true); tsc200x_set_reset(ts, true);
enable_irq(ts->irq); enable_irq(ts->irq);
tsc2005_start_scan(ts); tsc200x_start_scan(ts);
out: out:
mutex_unlock(&ts->mutex); mutex_unlock(&ts->mutex);
...@@ -420,14 +420,14 @@ static void tsc2005_esd_work(struct work_struct *work) ...@@ -420,14 +420,14 @@ static void tsc2005_esd_work(struct work_struct *work)
msecs_to_jiffies(ts->esd_timeout))); msecs_to_jiffies(ts->esd_timeout)));
} }
static int tsc2005_open(struct input_dev *input) static int tsc200x_open(struct input_dev *input)
{ {
struct tsc2005 *ts = input_get_drvdata(input); struct tsc200x *ts = input_get_drvdata(input);
mutex_lock(&ts->mutex); mutex_lock(&ts->mutex);
if (!ts->suspended) if (!ts->suspended)
__tsc2005_enable(ts); __tsc200x_enable(ts);
ts->opened = true; ts->opened = true;
...@@ -436,14 +436,14 @@ static int tsc2005_open(struct input_dev *input) ...@@ -436,14 +436,14 @@ static int tsc2005_open(struct input_dev *input)
return 0; return 0;
} }
static void tsc2005_close(struct input_dev *input) static void tsc200x_close(struct input_dev *input)
{ {
struct tsc2005 *ts = input_get_drvdata(input); struct tsc200x *ts = input_get_drvdata(input);
mutex_lock(&ts->mutex); mutex_lock(&ts->mutex);
if (!ts->suspended) if (!ts->suspended)
__tsc2005_disable(ts); __tsc200x_disable(ts);
ts->opened = false; ts->opened = false;
...@@ -457,15 +457,15 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype, ...@@ -457,15 +457,15 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype,
const struct tsc2005_platform_data *pdata = dev_get_platdata(dev); const struct tsc2005_platform_data *pdata = dev_get_platdata(dev);
struct device_node *np = dev->of_node; struct device_node *np = dev->of_node;
struct tsc2005 *ts; struct tsc200x *ts;
struct input_dev *input_dev; struct input_dev *input_dev;
unsigned int max_x = MAX_12BIT; unsigned int max_x = MAX_12BIT;
unsigned int max_y = MAX_12BIT; unsigned int max_y = MAX_12BIT;
unsigned int max_p = MAX_12BIT; unsigned int max_p = MAX_12BIT;
unsigned int fudge_x = TSC2005_DEF_X_FUZZ; unsigned int fudge_x = TSC200X_DEF_X_FUZZ;
unsigned int fudge_y = TSC2005_DEF_Y_FUZZ; unsigned int fudge_y = TSC200X_DEF_Y_FUZZ;
unsigned int fudge_p = TSC2005_DEF_P_FUZZ; unsigned int fudge_p = TSC200X_DEF_P_FUZZ;
unsigned int x_plate_ohm = TSC2005_DEF_RESISTOR; unsigned int x_plate_ohm = TSC200X_DEF_RESISTOR;
unsigned int esd_timeout; unsigned int esd_timeout;
int error; int error;
...@@ -497,7 +497,7 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype, ...@@ -497,7 +497,7 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype,
x_plate_ohm = pdata->ts_x_plate_ohm; x_plate_ohm = pdata->ts_x_plate_ohm;
esd_timeout = pdata->esd_timeout_ms; esd_timeout = pdata->esd_timeout_ms;
} else { } else {
x_plate_ohm = TSC2005_DEF_RESISTOR; x_plate_ohm = TSC200X_DEF_RESISTOR;
of_property_read_u32(np, "ti,x-plate-ohms", &x_plate_ohm); of_property_read_u32(np, "ti,x-plate-ohms", &x_plate_ohm);
esd_timeout = 0; esd_timeout = 0;
of_property_read_u32(np, "ti,esd-recovery-timeout-ms", of_property_read_u32(np, "ti,esd-recovery-timeout-ms",
...@@ -540,14 +540,14 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype, ...@@ -540,14 +540,14 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype,
mutex_init(&ts->mutex); mutex_init(&ts->mutex);
spin_lock_init(&ts->lock); spin_lock_init(&ts->lock);
setup_timer(&ts->penup_timer, tsc2005_penup_timer, (unsigned long)ts); setup_timer(&ts->penup_timer, tsc200x_penup_timer, (unsigned long)ts);
INIT_DELAYED_WORK(&ts->esd_work, tsc2005_esd_work); INIT_DELAYED_WORK(&ts->esd_work, tsc200x_esd_work);
snprintf(ts->phys, sizeof(ts->phys), snprintf(ts->phys, sizeof(ts->phys),
"%s/input-ts", dev_name(dev)); "%s/input-ts", dev_name(dev));
input_dev->name = "TSC2005 touchscreen"; input_dev->name = "TSC200X touchscreen";
input_dev->phys = ts->phys; input_dev->phys = ts->phys;
input_dev->id.bustype = bustype; input_dev->id.bustype = bustype;
input_dev->dev.parent = dev; input_dev->dev.parent = dev;
...@@ -561,18 +561,18 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype, ...@@ -561,18 +561,18 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype,
if (np) if (np)
touchscreen_parse_properties(input_dev, false); touchscreen_parse_properties(input_dev, false);
input_dev->open = tsc2005_open; input_dev->open = tsc200x_open;
input_dev->close = tsc2005_close; input_dev->close = tsc200x_close;
input_set_drvdata(input_dev, ts); input_set_drvdata(input_dev, ts);
/* Ensure the touchscreen is off */ /* Ensure the touchscreen is off */
tsc2005_stop_scan(ts); tsc200x_stop_scan(ts);
error = devm_request_threaded_irq(dev, irq, NULL, error = devm_request_threaded_irq(dev, irq, NULL,
tsc2005_irq_thread, tsc200x_irq_thread,
IRQF_TRIGGER_RISING | IRQF_ONESHOT, IRQF_TRIGGER_RISING | IRQF_ONESHOT,
"tsc2005", ts); "tsc200x", ts);
if (error) { if (error) {
dev_err(dev, "Failed to request irq, err: %d\n", error); dev_err(dev, "Failed to request irq, err: %d\n", error);
return error; return error;
...@@ -586,7 +586,7 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype, ...@@ -586,7 +586,7 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype,
} }
dev_set_drvdata(dev, ts); dev_set_drvdata(dev, ts);
error = sysfs_create_group(&dev->kobj, &tsc2005_attr_group); error = sysfs_create_group(&dev->kobj, &tsc200x_attr_group);
if (error) { if (error) {
dev_err(dev, dev_err(dev,
"Failed to create sysfs attributes, err: %d\n", error); "Failed to create sysfs attributes, err: %d\n", error);
...@@ -604,7 +604,7 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype, ...@@ -604,7 +604,7 @@ int tsc200x_probe(struct device *dev, int irq, __u16 bustype,
return 0; return 0;
err_remove_sysfs: err_remove_sysfs:
sysfs_remove_group(&dev->kobj, &tsc2005_attr_group); sysfs_remove_group(&dev->kobj, &tsc200x_attr_group);
disable_regulator: disable_regulator:
if (ts->vio) if (ts->vio)
regulator_disable(ts->vio); regulator_disable(ts->vio);
...@@ -614,9 +614,9 @@ EXPORT_SYMBOL_GPL(tsc200x_probe); ...@@ -614,9 +614,9 @@ EXPORT_SYMBOL_GPL(tsc200x_probe);
int tsc200x_remove(struct device *dev) int tsc200x_remove(struct device *dev)
{ {
struct tsc2005 *ts = dev_get_drvdata(dev); struct tsc200x *ts = dev_get_drvdata(dev);
sysfs_remove_group(&dev->kobj, &tsc2005_attr_group); sysfs_remove_group(&dev->kobj, &tsc200x_attr_group);
if (ts->vio) if (ts->vio)
regulator_disable(ts->vio); regulator_disable(ts->vio);
...@@ -625,14 +625,14 @@ int tsc200x_remove(struct device *dev) ...@@ -625,14 +625,14 @@ int tsc200x_remove(struct device *dev)
} }
EXPORT_SYMBOL_GPL(tsc200x_remove); EXPORT_SYMBOL_GPL(tsc200x_remove);
static int __maybe_unused tsc2005_suspend(struct device *dev) static int __maybe_unused tsc200x_suspend(struct device *dev)
{ {
struct tsc2005 *ts = dev_get_drvdata(dev); struct tsc200x *ts = dev_get_drvdata(dev);
mutex_lock(&ts->mutex); mutex_lock(&ts->mutex);
if (!ts->suspended && ts->opened) if (!ts->suspended && ts->opened)
__tsc2005_disable(ts); __tsc200x_disable(ts);
ts->suspended = true; ts->suspended = true;
...@@ -641,14 +641,14 @@ static int __maybe_unused tsc2005_suspend(struct device *dev) ...@@ -641,14 +641,14 @@ static int __maybe_unused tsc2005_suspend(struct device *dev)
return 0; return 0;
} }
static int __maybe_unused tsc2005_resume(struct device *dev) static int __maybe_unused tsc200x_resume(struct device *dev)
{ {
struct tsc2005 *ts = dev_get_drvdata(dev); struct tsc200x *ts = dev_get_drvdata(dev);
mutex_lock(&ts->mutex); mutex_lock(&ts->mutex);
if (ts->suspended && ts->opened) if (ts->suspended && ts->opened)
__tsc2005_enable(ts); __tsc200x_enable(ts);
ts->suspended = false; ts->suspended = false;
...@@ -657,9 +657,9 @@ static int __maybe_unused tsc2005_resume(struct device *dev) ...@@ -657,9 +657,9 @@ static int __maybe_unused tsc2005_resume(struct device *dev)
return 0; return 0;
} }
SIMPLE_DEV_PM_OPS(tsc200x_pm_ops, tsc2005_suspend, tsc2005_resume); SIMPLE_DEV_PM_OPS(tsc200x_pm_ops, tsc200x_suspend, tsc200x_resume);
EXPORT_SYMBOL_GPL(tsc200x_pm_ops); EXPORT_SYMBOL_GPL(tsc200x_pm_ops);
MODULE_AUTHOR("Lauri Leukkunen <lauri.leukkunen@nokia.com>"); MODULE_AUTHOR("Lauri Leukkunen <lauri.leukkunen@nokia.com>");
MODULE_DESCRIPTION("TSC2005 Touchscreen Driver"); MODULE_DESCRIPTION("TSC200x Touchscreen Driver Core");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
drivers/input/touchscreen/tsc200x-core.h
View file @ ef3b98c2
...@@ -2,70 +2,70 @@ ...@@ -2,70 +2,70 @@
#define _TSC200X_CORE_H #define _TSC200X_CORE_H
/* control byte 1 */ /* control byte 1 */
#define TSC2005_CMD 0x80 #define TSC200X_CMD 0x80
#define TSC2005_CMD_NORMAL 0x00 #define TSC200X_CMD_NORMAL 0x00
#define TSC2005_CMD_STOP 0x01 #define TSC200X_CMD_STOP 0x01
#define TSC2005_CMD_12BIT 0x04 #define TSC200X_CMD_12BIT 0x04
/* control byte 0 */ /* control byte 0 */
#define TSC2005_REG_READ 0x01 /* R/W access */ #define TSC200X_REG_READ 0x01 /* R/W access */
#define TSC2005_REG_PND0 0x02 /* Power Not Down Control */ #define TSC200X_REG_PND0 0x02 /* Power Not Down Control */
#define TSC2005_REG_X (0x0 << 3) #define TSC200X_REG_X (0x0 << 3)
#define TSC2005_REG_Y (0x1 << 3) #define TSC200X_REG_Y (0x1 << 3)
#define TSC2005_REG_Z1 (0x2 << 3) #define TSC200X_REG_Z1 (0x2 << 3)
#define TSC2005_REG_Z2 (0x3 << 3) #define TSC200X_REG_Z2 (0x3 << 3)
#define TSC2005_REG_AUX (0x4 << 3) #define TSC200X_REG_AUX (0x4 << 3)
#define TSC2005_REG_TEMP1 (0x5 << 3) #define TSC200X_REG_TEMP1 (0x5 << 3)
#define TSC2005_REG_TEMP2 (0x6 << 3) #define TSC200X_REG_TEMP2 (0x6 << 3)
#define TSC2005_REG_STATUS (0x7 << 3) #define TSC200X_REG_STATUS (0x7 << 3)
#define TSC2005_REG_AUX_HIGH (0x8 << 3) #define TSC200X_REG_AUX_HIGH (0x8 << 3)
#define TSC2005_REG_AUX_LOW (0x9 << 3) #define TSC200X_REG_AUX_LOW (0x9 << 3)
#define TSC2005_REG_TEMP_HIGH (0xA << 3) #define TSC200X_REG_TEMP_HIGH (0xA << 3)
#define TSC2005_REG_TEMP_LOW (0xB << 3) #define TSC200X_REG_TEMP_LOW (0xB << 3)
#define TSC2005_REG_CFR0 (0xC << 3) #define TSC200X_REG_CFR0 (0xC << 3)
#define TSC2005_REG_CFR1 (0xD << 3) #define TSC200X_REG_CFR1 (0xD << 3)
#define TSC2005_REG_CFR2 (0xE << 3) #define TSC200X_REG_CFR2 (0xE << 3)
#define TSC2005_REG_CONV_FUNC (0xF << 3) #define TSC200X_REG_CONV_FUNC (0xF << 3)
/* configuration register 0 */ /* configuration register 0 */
#define TSC2005_CFR0_PRECHARGE_276US 0x0040 #define TSC200X_CFR0_PRECHARGE_276US 0x0040
#define TSC2005_CFR0_STABTIME_1MS 0x0300 #define TSC200X_CFR0_STABTIME_1MS 0x0300
#define TSC2005_CFR0_CLOCK_1MHZ 0x1000 #define TSC200X_CFR0_CLOCK_1MHZ 0x1000
#define TSC2005_CFR0_RESOLUTION12 0x2000 #define TSC200X_CFR0_RESOLUTION12 0x2000
#define TSC2005_CFR0_PENMODE 0x8000 #define TSC200X_CFR0_PENMODE 0x8000
#define TSC2005_CFR0_INITVALUE (TSC2005_CFR0_STABTIME_1MS | \ #define TSC200X_CFR0_INITVALUE (TSC200X_CFR0_STABTIME_1MS | \
TSC2005_CFR0_CLOCK_1MHZ | \ TSC200X_CFR0_CLOCK_1MHZ | \
TSC2005_CFR0_RESOLUTION12 | \ TSC200X_CFR0_RESOLUTION12 | \
TSC2005_CFR0_PRECHARGE_276US | \ TSC200X_CFR0_PRECHARGE_276US | \
TSC2005_CFR0_PENMODE) TSC200X_CFR0_PENMODE)
/* bits common to both read and write of configuration register 0 */ /* bits common to both read and write of configuration register 0 */
#define TSC2005_CFR0_RW_MASK 0x3fff #define TSC200X_CFR0_RW_MASK 0x3fff
/* configuration register 1 */ /* configuration register 1 */
#define TSC2005_CFR1_BATCHDELAY_4MS 0x0003 #define TSC200X_CFR1_BATCHDELAY_4MS 0x0003
#define TSC2005_CFR1_INITVALUE TSC2005_CFR1_BATCHDELAY_4MS #define TSC200X_CFR1_INITVALUE TSC200X_CFR1_BATCHDELAY_4MS
/* configuration register 2 */ /* configuration register 2 */
#define TSC2005_CFR2_MAVE_Z 0x0004 #define TSC200X_CFR2_MAVE_Z 0x0004
#define TSC2005_CFR2_MAVE_Y 0x0008 #define TSC200X_CFR2_MAVE_Y 0x0008
#define TSC2005_CFR2_MAVE_X 0x0010 #define TSC200X_CFR2_MAVE_X 0x0010
#define TSC2005_CFR2_AVG_7 0x0800 #define TSC200X_CFR2_AVG_7 0x0800
#define TSC2005_CFR2_MEDIUM_15 0x3000 #define TSC200X_CFR2_MEDIUM_15 0x3000
#define TSC2005_CFR2_INITVALUE (TSC2005_CFR2_MAVE_X | \ #define TSC200X_CFR2_INITVALUE (TSC200X_CFR2_MAVE_X | \
TSC2005_CFR2_MAVE_Y | \ TSC200X_CFR2_MAVE_Y | \
TSC2005_CFR2_MAVE_Z | \ TSC200X_CFR2_MAVE_Z | \
TSC2005_CFR2_MEDIUM_15 | \ TSC200X_CFR2_MEDIUM_15 | \
TSC2005_CFR2_AVG_7) TSC200X_CFR2_AVG_7)
#define MAX_12BIT 0xfff #define MAX_12BIT 0xfff
#define TSC2005_DEF_X_FUZZ 4 #define TSC200X_DEF_X_FUZZ 4
#define TSC2005_DEF_Y_FUZZ 8 #define TSC200X_DEF_Y_FUZZ 8
#define TSC2005_DEF_P_FUZZ 2 #define TSC200X_DEF_P_FUZZ 2
#define TSC2005_DEF_RESISTOR 280 #define TSC200X_DEF_RESISTOR 280
#define TSC2005_SPI_MAX_SPEED_HZ 10000000 #define TSC2005_SPI_MAX_SPEED_HZ 10000000
#define TSC2005_PENUP_TIME_MS 40 #define TSC200X_PENUP_TIME_MS 40
extern const struct regmap_config tsc200x_regmap_config; extern const struct regmap_config tsc200x_regmap_config;
extern const struct dev_pm_ops tsc200x_pm_ops; extern const struct dev_pm_ops tsc200x_pm_ops;
......
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