static const struct i2c_device_id tca6416_id[] = {
{ "tca6416-keys", 16, },
+ { "tca6408-keys", 8, },
{ }
};
MODULE_DEVICE_TABLE(i2c, tca6416_id);
struct i2c_client *client;
struct input_dev *input;
struct delayed_work dwork;
- u16 pinmask;
+ int io_size;
int irqnum;
+ u16 pinmask;
bool use_polling;
struct tca6416_button buttons[0];
};
{
int error;
- error = i2c_smbus_write_word_data(chip->client, reg << 1, val);
+ error = chip->io_size > 8 ?
+ i2c_smbus_write_word_data(chip->client, reg << 1, val) :
+ i2c_smbus_write_byte_data(chip->client, reg, val);
if (error < 0) {
dev_err(&chip->client->dev,
"%s failed, reg: %d, val: %d, error: %d\n",
{
int retval;
- retval = i2c_smbus_read_word_data(chip->client, reg << 1);
+ retval = chip->io_size > 8 ?
+ i2c_smbus_read_word_data(chip->client, reg << 1) :
+ i2c_smbus_read_byte_data(chip->client, reg);
if (retval < 0) {
dev_err(&chip->client->dev, "%s failed, reg: %d, error: %d\n",
__func__, reg, retval);
chip->client = client;
chip->input = input;
+ chip->io_size = id->driver_data;
chip->pinmask = pdata->pinmask;
chip->use_polling = pdata->use_polling;