On 11/10/14 04:33, Srinivas Pandruvada wrote:
> Change the mode to push/pull type instead of open drain as some
> platforms fails to drive the GPIO pin with open drain.
>
> Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
Applied to the fixes-togreg branch of iio.git
Ultimately this might want to be configurable via device tree
or similar, but fair enough for now...
> ---
> drivers/iio/gyro/bmg160.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
> index 22bf9db..fa2e376 100644
> --- a/drivers/iio/gyro/bmg160.c
> +++ b/drivers/iio/gyro/bmg160.c
> @@ -67,6 +67,9 @@
> #define BMG160_REG_INT_EN_0 0x15
> #define BMG160_DATA_ENABLE_INT BIT(7)
>
> +#define BMG160_REG_INT_EN_1 0x16
> +#define BMG160_INT1_BIT_OD BIT(1)
> +
> #define BMG160_REG_XOUT_L 0x02
> #define BMG160_AXIS_TO_REG(axis) (BMG160_REG_XOUT_L + (axis * 2))
>
> @@ -222,6 +225,19 @@ static int bmg160_chip_init(struct bmg160_data *data)
> data->slope_thres = ret;
>
> /* Set default interrupt mode */
> + ret = i2c_smbus_read_byte_data(data->client, BMG160_REG_INT_EN_1);
> + if (ret < 0) {
> + dev_err(&data->client->dev, "Error reading reg_int_en_1\n");
> + return ret;
> + }
> + ret &= ~BMG160_INT1_BIT_OD;
> + ret = i2c_smbus_write_byte_data(data->client,
> + BMG160_REG_INT_EN_1, ret);
> + if (ret < 0) {
> + dev_err(&data->client->dev, "Error writing reg_int_en_1\n");
> + return ret;
> + }
> +
> ret = i2c_smbus_write_byte_data(data->client,
> BMG160_REG_INT_RST_LATCH,
> BMG160_INT_MODE_LATCH_INT |
>
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