Exemple #1
0
static int cyttsp_i2c_probe(struct i2c_client *client,
				      const struct i2c_device_id *id)
{
	struct cyttsp *ts;

	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
		dev_err(&client->dev, "I2C functionality not Supported\n");
		return -EIO;
	}

	ts = cyttsp_probe(&cyttsp_i2c_bus_ops, &client->dev, client->irq,
			  CY_I2C_DATA_SIZE);

	if (IS_ERR(ts))
		return PTR_ERR(ts);

	i2c_set_clientdata(client, ts);
	return 0;
}
Exemple #2
0
static int __devinit cyttsp_spi_probe(struct spi_device *spi)
{
	struct cyttsp *ts;
	int error;

	
	spi->bits_per_word = CY_SPI_BITS_PER_WORD;
	spi->mode = SPI_MODE_0;
	error = spi_setup(spi);
	if (error < 0) {
		dev_err(&spi->dev, "%s: SPI setup error %d\n",
			__func__, error);
		return error;
	}

	ts = cyttsp_probe(&cyttsp_spi_bus_ops, &spi->dev, spi->irq,
			  CY_SPI_DATA_BUF_SIZE * 2);
	if (IS_ERR(ts))
		return PTR_ERR(ts);

	spi_set_drvdata(spi, ts);

	return 0;
}