On Thu, Jun 29, 2017 at 11:45:21AM -0700, Dmitry Torokhov wrote:

Hi Sebastian,

On Thu, Jun 29, 2017 at 02:43:46PM +0200, Sebastian Reichel wrote:

quoted

@@ -238,6 +239,14 @@ static int da9052_ts_probe(struct platform_device *pdev)
 	if (!da9052)
 		return -EINVAL;
 
+	/*
+	 * Check if touchscreen pins are used are analogue input instead
+	 * of having a touchscreen connected to them. The analogue input
+	 * functionality will be provided by hwmon driver (if enabled).
+	 */
+	if (device_property_read_bool(pdev->dev.parent, "dlg,tsi-as-adc"))
+		return -ENODEV;
+

I believe this is not the right way of doing this. da9052-core should
simply forgo creating da9052-tsi platform device when this property is
present.

Agreed.

Guenter