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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Aug 12, 2019 at 02:21:26PM +0000, Philippe Schenker wrote: > Add touch controller that is connected over an I2C bus. > > Signed-off-by: Philippe Schenker > Acked-by: Marcel Ziswiler > > --- > > Changes in v4: > - Add Marcel Ziswiler's Ack > > Changes in v3: > - Fix commit message > > Changes in v2: > - Deleted touchrevolution downstream stuff > - Use generic node name > - Better comment > > arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi | 24 +++++++++++++++++++++ > 1 file changed, 24 insertions(+) > > diff --git a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi > index d4dbc4fc1adf..576dec9ff81c 100644 > --- a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi > +++ b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi > @@ -145,6 +145,21 @@ > &i2c4 { > status = "okay"; > > + /* > + * Touchscreen is using SODIMM 28/30, also used for PWM, PWM, > + * aka pwm2, pwm3. so if you enable touchscreen, disable the pwms > + */ > + touchscreen@4a { > + compatible = "atmel,maxtouch"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_gpiotouch>; > + reg = <0x4a>; > + interrupt-parent = <&gpio1>; > + interrupts = <9 IRQ_TYPE_EDGE_FALLING>; /* SODIMM 28 */ > + reset-gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>; /* SODIMM 30 */ > + status = "disabled"; Why disabled? Shawn > + }; > + > /* M41T0M6 real time clock on carrier board */ > rtc: m41t0m6@68 { > compatible = "st,m41t0"; > @@ -200,3 +215,12 @@ > vmmc-supply = <®_3v3>; > status = "okay"; > }; > + > +&iomuxc { > + pinctrl_gpiotouch: touchgpios { > + fsl,pins = < > + MX7D_PAD_GPIO1_IO09__GPIO1_IO9 0x74 > + MX7D_PAD_GPIO1_IO10__GPIO1_IO10 0x14 > + >; > + }; > +}; > -- > 2.22.0 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel