Hello, On Thu, Dec 22, 2016 at 02:35:02PM +0100, M'boumba Cedric Madianga wrote: > @@ -337,6 +350,16 @@ > slew-rate = <2>; > }; > }; > + > + i2c1_pins_b: i2c1@0 { > + pins1 { > + pinmux = <STM32F429_PB9_FUNC_I2C1_SDA>; > + drive-open-drain; > + }; > + pins2 { > + pinmux = <STM32F429_PB6_FUNC_I2C1_SCL>; > + }; the second doesn't need the open-drain property? Why? > + }; > }; Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html