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Commit 7ad86d61 authored by Linus Walleij's avatar Linus Walleij Committed by Olof Johansson
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ARM: dts: ux500: add synaptics RMI4 for Ux500 TVK DT 



This adds the Synaptics RMI4 touchscreen to the Ux500 TVK
user interface board. Tested on the U8500 HREFv60plus with
the TVK UIB.

Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parent d36694b6

arch/arm/boot/dts/ste-href-tvk1281618.dtsi

+36 −1
Original line number Diff line number Diff line
@@ -37,7 +37,6 @@ 
	};



	soc {

		/* Add Synaptics touch screen, TC35893 keypad etc here */

		i2c@80004000 {

			tc35893@44 {

				compatible = "toshiba,tc35893";
@@ -159,6 +158,33 @@ 
				vddio-supply = <&db8500_vsmps2_reg>;

			};

		};



		i2c@80110000 {

			synaptics@4b {

				/* Synaptics RMI4 TM1217 touchscreen */

				compatible = "syna,rmi4-i2c";

				#address-cells = <1>;

				#size-cells = <0>;

				reg = <0x4b>;

				vdd-supply = <&ab8500_ldo_aux1_reg>;

				vddio-supply = <&db8500_vsmps2_reg>;

				pinctrl-names = "default";

				pinctrl-0 = <&synaptics_tvk_mode>;

				interrupt-parent = <&gpio2>;

				interrupts = <20 IRQ_TYPE_EDGE_FALLING>;



				rmi-f01@1 {

					reg = <0x1>;

					syna,nosleep = <1>;

				};

				rmi-f11@11 {

					reg = <0x11>;

					touchscreen-inverted-x;

					syna,sensor-type = <1>;

				};

			};

		};



		pinctrl {

			/* Pull up this GPIO pin */

			tc35893 {
@@ -212,6 +238,15 @@ 
					};

				};

			};

			synaptics {

				synaptics_tvk_mode: synaptics_tvk {

					/* Touchscreen uses GPIO 84 */

					tvk_cfg1 {

						pins = "GPIO84_C2";

						ste,config = <&gpio_in_pu>;

					};

				};

			};

		};

	};

};