diff options
Diffstat (limited to 'drivers/input/touchscreen')
-rw-r--r-- | drivers/input/touchscreen/Kconfig | 2 | ||||
-rw-r--r-- | drivers/input/touchscreen/atmel_mxt_ts.c | 6 | ||||
-rw-r--r-- | drivers/input/touchscreen/egalax_ts.c | 23 | ||||
-rw-r--r-- | drivers/input/touchscreen/tsc40.c | 1 |
4 files changed, 24 insertions, 8 deletions
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index 1ba232c..f7668b2 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -239,7 +239,7 @@ config TOUCHSCREEN_EETI config TOUCHSCREEN_EGALAX tristate "EETI eGalax multi-touch panel support" - depends on I2C + depends on I2C && OF help Say Y here to enable support for I2C connected EETI eGalax multi-touch panels. diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index e92615d..1df2396a 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -320,10 +320,8 @@ static bool mxt_object_writable(unsigned int type) static void mxt_dump_message(struct device *dev, struct mxt_message *message) { - dev_dbg(dev, "reportid: %u\tmessage: %02x %02x %02x %02x %02x %02x %02x\n", - message->reportid, message->message[0], message->message[1], - message->message[2], message->message[3], message->message[4], - message->message[5], message->message[6]); + dev_dbg(dev, "reportid: %u\tmessage: %*ph\n", + message->reportid, 7, message->message); } static int mxt_check_bootloader(struct i2c_client *client, diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c index c1e3460..13fa62f 100644 --- a/drivers/input/touchscreen/egalax_ts.c +++ b/drivers/input/touchscreen/egalax_ts.c @@ -28,6 +28,7 @@ #include <linux/slab.h> #include <linux/bitops.h> #include <linux/input/mt.h> +#include <linux/of_gpio.h> /* * Mouse Mode: some panel may configure the controller to mouse mode, @@ -122,9 +123,17 @@ static irqreturn_t egalax_ts_interrupt(int irq, void *dev_id) /* wake up controller by an falling edge of interrupt gpio. */ static int egalax_wake_up_device(struct i2c_client *client) { - int gpio = irq_to_gpio(client->irq); + struct device_node *np = client->dev.of_node; + int gpio; int ret; + if (!np) + return -ENODEV; + + gpio = of_get_named_gpio(np, "wakeup-gpios", 0); + if (!gpio_is_valid(gpio)) + return -ENODEV; + ret = gpio_request(gpio, "egalax_irq"); if (ret < 0) { dev_err(&client->dev, @@ -181,7 +190,11 @@ static int __devinit egalax_ts_probe(struct i2c_client *client, ts->input_dev = input_dev; /* controller may be in sleep, wake it up. */ - egalax_wake_up_device(client); + error = egalax_wake_up_device(client); + if (error) { + dev_err(&client->dev, "Failed to wake up the controller\n"); + goto err_free_dev; + } ret = egalax_firmware_version(client); if (ret < 0) { @@ -274,11 +287,17 @@ static int egalax_ts_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(egalax_ts_pm_ops, egalax_ts_suspend, egalax_ts_resume); +static struct of_device_id egalax_ts_dt_ids[] = { + { .compatible = "eeti,egalax_ts" }, + { /* sentinel */ } +}; + static struct i2c_driver egalax_ts_driver = { .driver = { .name = "egalax_ts", .owner = THIS_MODULE, .pm = &egalax_ts_pm_ops, + .of_match_table = of_match_ptr(egalax_ts_dt_ids), }, .id_table = egalax_ts_id, .probe = egalax_ts_probe, diff --git a/drivers/input/touchscreen/tsc40.c b/drivers/input/touchscreen/tsc40.c index 63209aa..eb96f16 100644 --- a/drivers/input/touchscreen/tsc40.c +++ b/drivers/input/touchscreen/tsc40.c @@ -107,7 +107,6 @@ static int tsc_connect(struct serio *serio, struct serio_driver *drv) __set_bit(BTN_TOUCH, input_dev->keybit); input_set_abs_params(ptsc->dev, ABS_X, 0, 0x3ff, 0, 0); input_set_abs_params(ptsc->dev, ABS_Y, 0, 0x3ff, 0, 0); - input_set_abs_params(ptsc->dev, ABS_PRESSURE, 0, 0, 0, 0); serio_set_drvdata(serio, ptsc); |