On Thu, Apr 7, 2016 at 1:58 PM, Uwe Kleine-König
<u.kleine-koenig@xxxxxxxxxxxxxx> wrote:
> It's not advisable to use this encoding, but to support existing devices
> add support for this to the driver.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
Ack for the binding, but...
> @@ -213,6 +222,17 @@ static int rotary_encoder_probe(struct platform_device *pdev)
> encoder->rollover =
> device_property_read_bool(dev, "rotary-encoder,rollover");
>
> + err = device_property_read_string(dev, "rotary-encoder,encoding",
> + &encoding);
> + if (!err && !strcmp(encoding, "binary")) {
> + encoder->encoding = ROTENC_BINARY;
> + } else if (err || !strcmp(encoding, "gray")) {
> + encoder->encoding = ROTENC_GRAY;
> + } else {
> + dev_err(dev, "unknown encoding setting");
> + return -EINVAL;
device_property_match_string() here instead.
> + }
> +
> device_property_read_u32(dev, "linux,axis", &encoder->axis);
> encoder->relative_axis =
> device_property_read_bool(dev, "rotary-encoder,relative-axis");
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