From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philippe Schenker Subject: [PATCH 08/22] ARM: dts: imx7-colibri: Add touch controllers Date: Tue, 30 Jul 2019 16:46:35 +0200 Message-ID: <20190730144649.19022-9-dev@pschenker.ch> References: <20190730144649.19022-1-dev@pschenker.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190730144649.19022-1-dev@pschenker.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: marcel.ziswiler@toradex.com, max.krummenacher@toradex.com, stefan@agner.ch, devicetree@vger.kernel.org, Rob Herring , Shawn Guo , Mark Rutland Cc: Sascha Hauer , linux-kernel@vger.kernel.org, Philippe Schenker , NXP Linux Team , Pengutronix Kernel Team , Fabio Estevam , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org From: Philippe Schenker Add atmel mxt multitouch controller and TouchRevolution multitouch controller which are connected over an I2C bus. Signed-off-by: Philippe Schenker --- arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi | 37 +++++++++++++++++++++ 1 file changed, 37 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..f6cbbe876532 100644 --- a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi +++ b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi @@ -145,6 +145,34 @@ &i2c4 { status = "okay"; + /* + * the PCAPs use SODIMM 28/30, also used for PWM, PWM, aka pwm2, + * pwm3. so if you enable one of the PCAP controllers disable the pwms + */ + atmel_mxt_ts: atmel_mxt_ts@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"; + }; + + touch: touchrevf0710a@10 { + compatible = "touchrevolution,fusion-f0710a"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpiotouch>; + reg = <0x10>; + /* SODIMM 28, Pen down interrupt */ + gpios = <&gpio1 9 GPIO_ACTIVE_HIGH + /* SODIMM 30, Reset interrupt */ + &gpio1 10 GPIO_ACTIVE_LOW + >; + status = "disabled"; + }; + /* M41T0M6 real time clock on carrier board */ rtc: m41t0m6@68 { compatible = "st,m41t0"; @@ -200,3 +228,12 @@ 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