On Tue, 2015-06-09 at 17:34 +0200, Bastien Nocera wrote: > On Mon, 2015-06-08 at 17:37 +0300, Irina Tirdea wrote: > > After power on, it is recommended that the driver resets the > > device. > > The reset procedure timing is described in the datasheet and is > > used > > at device init (before writing device configuration) and > > for power management. It is a sequence of setting the interrupt > > and reset pins high/low at specific timing intervals. This > > procedure > > also includes setting the slave address to the one specified in the > > ACPI/device tree. > > This breaks the touchscreen on my Onda v975w: > [ 239.732858] Goodix-TS i2c-GDIX1001:00: ID 9271, version: 1020 > [ 239.732977] Goodix-TS i2c-GDIX1001:00: Failed to get reset GPIO: > -16 > [ 239.736071] Goodix-TS: probe of i2c-GDIX1001:00 failed with error > -16 > > This is the DSDT for that device: > https://bugzilla.kernel.org/attachment.cgi?id=149331 (Note that this means that I haven't been able to test any following patches in that series than 4/8). -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
