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/openbmc/linux/Documentation/devicetree/bindings/input/touchscreen/
H A Dresistive-adc-touch.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/touchscreen/resistive-adc-touch.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic resistive touchscreen ADC
10 - Oleksij Rempel <o.rempel@pengutronix.de>
13 Generic ADC based resistive touchscreen controller
15 position measurement and optional pressure.
18 - $ref: touchscreen.yaml#
22 const: resistive-adc-touch
[all …]
H A Dads7846.txt7 Documentation/devicetree/bindings/spi/spi-bus.txt
23 vcc-supply A regulator node for the supply voltage.
28 ti,vref-delay-usecs vref supply delay in usecs, 0 for
30 ti,vref-mv The VREF voltage, in millivolts (u16).
33 ti,keep-vref-on set to keep vref on for differential
35 ti,settle-delay-usec Settling time of the analog signals;
37 on the X/Y drivers. If set to non-zero,
41 ti,penirq-recheck-delay-usecs If set to non-zero, after samples are
47 ti,x-plate-ohms Resistance of the X-plate,
49 ti,y-plate-ohms Resistance of the Y-plate,
[all …]
H A Dtouchscreen.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/input/touchscreen/touchscreen.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Common touchscreen
10 - Dmitry Torokhov <dmitry.torokhov@gmail.com>
14 description: If this touchscreen is integrally connected to a panel, this
16 that the touchscreen should be power sequenced together with the panel
20 touchscreen-min-x:
25 touchscreen-min-y:
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H A Dcolibri-vf50-ts.txt1 * Toradex Colibri VF50 Touchscreen driver
4 - compatible must be toradex,vf50-touchscreen
5 - io-channels: adc channels being used by the Colibri VF50 module
6 IIO ADC for Y-, X-, Y+, X+ connections
7 - xp-gpios: FET gate driver for input of X+
8 - xm-gpios: FET gate driver for input of X-
9 - yp-gpios: FET gate driver for input of Y+
10 - ym-gpios: FET gate driver for input of Y-
11 - interrupts: pen irq interrupt for touch detection, signal from X plate
12 - pinctrl-names: "idle", "default"
[all …]
/openbmc/linux/drivers/input/touchscreen/
H A Dresistive-adc-touch.c1 // SPDX-License-Identifier: GPL-2.0
3 * ADC generic resistive touchscreen (GRTS)
13 #include <linux/input/touchscreen.h>
21 #define DRIVER_NAME "resistive-adc-touch"
37 * struct grts_state - generic resistive touch screen information struct
39 * @pressure_min: number representing the minimum for the pressure
40 * @pressure: are we getting pressure info or not
44 * @prop: touchscreen properties struct
45 * @ch_map: map of channels that are defined for the touchscreen
50 bool pressure; member
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H A Dads7846.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * ADS7846 based touchscreen and sensor driver
10 * - corgi_ts.c
11 * Copyright (C) 2004-2005 Richard Purdie
12 * - omap_ts.[hc], ads7846.h, ts_osk.c
23 #include <linux/input/touchscreen.h>
39 * Support for ads7843 tested on Atmel at91sam926x-E
[all...]
H A Dcolibri-vf50-ts.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Toradex Colibri VF50 Touchscreen driver
25 #define DRIVER_NAME "colibri-vf50-ts"
27 #define VF_ADC_MAX ((1 << 12) - 1)
88 gpiod_set_value(vf50_ts->gpio_ym, 1); in vf50_ts_enable_touch_detection()
92 * Pull-Up on GPIO in vf50_ts_enable_touch_detection()
94 pinctrl_pm_select_idle_state(&vf50_ts->pdev->dev); in vf50_ts_enable_touch_detection()
96 /* Wait for the pull-up to be stable on high */ in vf50_ts_enable_touch_detection()
106 struct device *dev = &vf50_ts->pdev->dev; in vf50_ts_irq_bh()
111 gpiod_set_value(vf50_ts->gpio_ym, 0); in vf50_ts_irq_bh()
[all …]
H A Dwm97xx-core.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * wm97xx-core.c -- Touch screen driver core for Wolfson WM9705, WM9712
15 * - supports WM9705, WM9712, WM9713
16 * - polling mode
17 * - continuous mode (arch-dependent)
18 * - adjustable rpu/dpp settings
19 * - adjustable pressure current
20 * - adjustable sample settle delay
21 * - 4 and 5 wire touchscreens (5 wire is WM9712 only)
22 * - pen down detection
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H A Dcy8ctma140.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for Cypress CY8CTMA140 (TMA140) touchscreen
8 * Inspired by the tma140_skomer.c driver in the Samsung GT-S7710 code
9 * drop. The GT-S7710 is codenamed "Skomer", the code also indicates
10 * that the same touchscreen was used in a product called "Lucas".
12 * The code drop for GT-S7710 also contains a firmware downloader and
14 * the firmware got downloaded to the touchscreen flash successfully and
23 #include <linux/input/touchscreen.h>
73 id = i % 2 ? buf[-1] & 0x0f : buf[5] >> 4; in cy8ctma140_report()
74 slot = input_mt_get_slot_by_key(ts->input, id); in cy8ctma140_report()
[all …]
/openbmc/linux/drivers/input/
H A Dtouchscreen.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Generic helper functions for touchscreens and other two-dimensional
12 #include <linux/input/touchscreen.h>
35 int min, int max, int fuzz) in touchscreen_set_params() argument
39 if (!test_bit(axis, dev->absbit)) { in touchscreen_set_params()
40 dev_warn(&dev->dev, in touchscreen_set_params()
46 absinfo = &dev->absinfo[axis]; in touchscreen_set_params()
47 absinfo->minimum = min; in touchscreen_set_params()
48 absinfo->maximum = max; in touchscreen_set_params()
49 absinfo->fuzz = fuzz; in touchscreen_set_params()
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/openbmc/linux/arch/arm/boot/dts/ti/omap/
H A Dam3517-som.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
5 * Based on am3517-evm.dts
11 cpu0-supply = <&vdd_core_reg>;
16 compatible = "regulator-fixed";
17 regulator-name = "wl1271_buf";
18 regulator-min-microvolt = <1800000>;
19 regulator-max-microvolt = <1800000>;
20 pinctrl-names = "default";
21 pinctrl-0 = <&wl12xx_buffer_pins>;
23 regulator-always-on;
[all …]
H A Dlogicpd-som-lv.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 #include <dt-bindings/input/input.h>
8 cpu0-supply = <&vcc>;
18 compatible = "regulator-fixed";
19 regulator-name = "vwl1271";
20 regulator-min-microvolt = <1800000>;
21 regulator-max-microvolt = <1800000>;
23 startup-delay-us = <70000>;
24 enable-active-high;
25 vin-supply = <&vaux3>;
[all …]
H A Dlogicpd-torpedo-baseboard.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
5 compatible = "gpio-keys";
6 pinctrl-names = "default";
7 pinctrl-0 = <&gpio_key_pins &gpio_key_pins_wkup>;
13 wakeup-source;
20 wakeup-source;
27 wakeup-source;
34 wakeup-source;
39 compatible = "ti,omap-twl4030";
45 compatible = "gpio-leds";
[all …]
H A Domap3-gta04.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
5 * Based on omap3-beagle-xm.dts
7 /dts-v1/;
10 #include <dt-bindings/input/input.h>
17 cpu0-supply = <&vcc>;
27 stdout-path = &uart3;
33 /delete-property/ mmc2;
34 /delete-property/ mmc3;
38 compatible = "regulator-fixed";
39 regulator-name = "ldo_3v3";
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/openbmc/u-boot/arch/arm/dts/
H A Dam3517-som.dtsi4 * Based on am3517-evm.dts
14 cpu0-supply = <&vdd_core_reg>;
19 compatible = "regulator-fixed";
20 regulator-name = "wl1271_buf";
21 regulator-min-microvolt = <1800000>;
22 regulator-max-microvolt = <1800000>;
23 pinctrl-names = "default";
24 pinctrl-0 = <&wl12xx_buffer_pins>;
26 regulator-always-on;
27 vin-supply = <&vdd_1v8_reg>;
[all …]
H A Dlogicpd-som-lv.dtsi7 #include <dt-bindings/input/input.h>
12 cpu0-supply = <&vcc>;
22 compatible = "regulator-fixed";
23 regulator-name = "vwl1271";
24 regulator-min-microvolt = <1800000>;
25 regulator-max-microvolt = <1800000>;
27 startup-delay-us = <70000>;
28 enable-active-high;
29 vin-supply = <&vaux3>;
34 compatible = "usb-nop-xceiv";
[all …]
H A Dlogicpd-torpedo-baseboard.dtsi9 compatible = "gpio-keys";
10 pinctrl-names = "default";
11 pinctrl-0 = <&gpio_key_pins &gpio_key_pins_wkup>;
17 wakeup-source;
24 wakeup-source;
31 wakeup-source;
38 wakeup-source;
43 compatible = "ti,omap-twl4030";
49 compatible = "gpio-leds";
50 pinctrl-names = "default";
[all …]
/openbmc/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6qdl-skov-cpu-revc.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 touchscreen {
7 compatible = "resistive-adc-touch";
8 io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, <&adc_ts 5>;
9 io-channel-names = "y", "z1", "z2", "x";
10 touchscreen-min-pressure = <65000>;
11 touchscreen-inverted-y;
12 touchscreen-swapped-x-y;
13 touchscreen-x-plate-ohms = <300>;
14 touchscreen-y-plate-ohms = <800>;
[all …]
H A Dimx6dl-plym2m.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/leds/common.h>
17 stdout-path = &uart4;
21 compatible = "pwm-backlight";
23 brightness-levels = <0 1000>;
24 num-interpolated-steps = <20>;
25 default-brightness-level = <19>;
26 power-supply = <&reg_12v0>;
[all …]
H A Dimx6dl-victgo.dts1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 /dts-v1/;
9 #include "imx6qdl-vicut1.dtsi"
15 gpio-keys {
16 compatible = "gpio-keys";
17 pinctrl-names = "default";
18 pinctrl-0 = <&pinctrl_gpiokeys>;
21 key-power {
25 wakeup-source;
28 key-enter {
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/openbmc/linux/arch/arm/boot/dts/nxp/vf/
H A Dvf500-colibri.dtsi1 // SPDX-License-Identifier: GPL-2.0+ OR MIT
3 * Copyright 2014-2020 Toradex
7 #include "vf-colibri.dtsi"
11 compatible = "toradex,vf500-colibri_vf50", "fsl,vf500";
18 touchscreen: vf50-touchscreen { label
19 compatible = "toradex,vf50-touchscreen";
20 io-channels = <&adc1 0>,<&adc0 0>,
22 xp-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
23 xm-gpios = <&gpio2 29 GPIO_ACTIVE_HIGH>;
24 yp-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
[all …]
H A Dvf500-colibri-eval-v3.dts1 // SPDX-License-Identifier: GPL-2.0+ OR MIT
3 * Copyright 2014-2020 Toradex
6 /dts-v1/;
7 #include "vf500-colibri.dtsi"
8 #include "vf-colibri-eval-v3.dtsi"
12 compatible = "toradex,vf500-colibri_vf50-on-eval", "toradex,vf500-colibri_vf50", "fsl,vf500";
15 &touchscreen {
16 vf50-ts-min-pressure = <200>;
/openbmc/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mm-var-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
10 model = "Variscite VAR-SOM-MX8MM module";
11 compatible = "variscite,var-som-mx8mm", "fsl,imx8mm";
14 stdout-path = &uart4;
22 reg_eth_phy: regulator-eth-phy {
23 compatible = "regulator-fixed";
24 pinctrl-names = "default";
25 pinctrl-0 = <&pinctrl_reg_eth_phy>;
26 regulator-name = "eth_phy_pwr";
27 regulator-min-microvolt = <3300000>;
[all …]
H A Dimx8mn-var-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 * Copyright 2019-2020 Variscite Ltd.
11 model = "Variscite VAR-SOM-MX8MN module";
12 compatible = "variscite,var-som-mx8mn", "fsl,imx8mn";
15 stdout-path = &uart4;
23 reg_eth_phy: regulator-eth-phy {
24 compatible = "regulator-fixed";
25 pinctrl-names = "default";
26 pinctrl-0 = <&pinctrl_reg_eth_phy>;
27 regulator-name = "eth_phy_pwr";
[all …]
/openbmc/linux/arch/arm/boot/dts/st/
H A Dste-ux500-samsung-skomer.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * Devicetree for the Samsung XCover 2 GT-S7710 also known as Skomer.
6 /dts-v1/;
7 #include "ste-db8500.dtsi"
8 #include "ste-ab8505.dtsi"
9 #include "ste-dbx5x0-pinctrl.dtsi"
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/leds/common.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
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