| /openbmc/linux/Documentation/devicetree/bindings/input/touchscreen/ |
| H A D | ads7846.txt | 7 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,
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| H A D | ti,tsc2005.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/touchscreen/ti,tsc2005.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Texas Instruments TSC2004 and TSC2005 touchscreen controller
10 - Marek Vasut <marex@denx.de>
11 - Michael Welling <mwelling@ieee.org>
15 pattern: "^touchscreen(@.*)?$"
19 - ti,tsc2004
20 - ti,tsc2005
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| H A D | cypress,cy8ctma140.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/touchscreen/cypress,cy8ctma140.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Cypress CY8CTMA140 series touchscreen controller
10 - Linus Walleij <linus.walleij@linaro.org>
13 - $ref: touchscreen.yaml#
22 clock-frequency:
30 vcpin-supply:
33 vdd-supply:
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| H A D | bu21029.txt | 4 - compatible : must be "rohm,bu21029"
5 - reg : i2c device address of the chip (0x40 or 0x41)
6 - interrupt-parent : the phandle for the gpio controller
7 - interrupts : (gpio) interrupt to which the chip is connected
8 - rohm,x-plate-ohms : x-plate resistance in Ohm
11 - reset-gpios : gpio pin to reset the chip (active low)
12 - touchscreen-size-x : horizontal resolution of touchscreen (in pixels)
13 - touchscreen-size-y : vertical resolution of touchscreen (in pixels)
14 - touchscreen-max-pressure: maximum pressure value
15 - vdd-supply : power supply for the controller
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| H A D | ad7879.txt | 1 * Analog Devices AD7879(-1)/AD7889(-1) touchscreen interface (SPI/I2C)
4 - compatible : for SPI slave, use "adi,ad7879"
5 for I2C slave, use "adi,ad7879-1"
6 - reg : SPI chipselect/I2C slave address
7 See spi-bus.txt for more SPI slave properties
8 - interrupts : touch controller interrupt
9 - touchscreen-max-pressure : maximum reported pressure
10 - adi,resistance-plate-x : total resistance of X-plate (for pressure
13 - touchscreen-swapped-x-y : X and Y axis are swapped (boolean)
14 - adi,first-conversion-delay : 0-12: In 128us steps (starting with 128us)
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| H A D | touchscreen.yaml | 1 # 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 D | melfas,mms114.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/touchscreen/melfas,mms114.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Melfas MMS114 family touchscreen controller
10 - Linus Walleij <linus.walleij@linaro.org>
13 - $ref: touchscreen.yaml#
17 pattern: "^touchscreen(@.*)?$"
21 - enum:
22 - melfas,mms114
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| H A D | tsc2007.txt | 1 * Texas Instruments tsc2007 touchscreen controller
4 - compatible: must be "ti,tsc2007".
5 - reg: I2C address of the chip.
6 - ti,x-plate-ohms: X-plate resistance in ohms.
9 - gpios: the interrupt gpio the chip is connected to (through the penirq pin).
12 - interrupts: (gpio) interrupt to which the chip is connected
14 - ti,max-rt: maximum pressure.
15 - ti,fuzzx: specifies the absolute input fuzz x value.
16 If set, it will permit noise in the data up to +- the value given to the fuzz
18 - ti,fuzzy: specifies the absolute input fuzz y value.
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| /openbmc/linux/drivers/input/ |
| H A D | touchscreen.c | 1 // 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 D | am3517-som.dtsi | 1 // 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;
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| H A D | logicpd-som-lv.dtsi | 1 // 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>;
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| H A D | logicpd-torpedo-baseboard.dtsi | 1 // 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";
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| /openbmc/u-boot/arch/arm/dts/ |
| H A D | am3517-som.dtsi | 4 * 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>;
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| H A D | logicpd-som-lv.dtsi | 7 #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";
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| H A D | logicpd-torpedo-baseboard.dtsi | 9 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";
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| /openbmc/linux/arch/arm/boot/dts/st/ |
| H A D | ste-href-tvk1281618-r3.dtsi | 1 // SPDX-License-Identifier: GPL-2.0-or-later
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/input/input.h>
12 compatible = "gpio-keys";
13 #address-cells = <1>;
14 #size-cells = <0>;
15 vdd-supply = <&ab8500_ldo_aux1_reg>;
16 pinctrl-names = "default";
17 pinctrl-0 = <&hall_tvk_mode>;
32 interrupt-parent = <&gpio2>;
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| /openbmc/linux/arch/arm/boot/dts/nxp/imx/ |
| H A D | imx6qdl-skov-cpu-revc.dtsi | 1 // 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>;
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| /openbmc/linux/drivers/input/touchscreen/ |
| H A D | mxs-lradc-ts.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Freescale MXS LRADC touchscreen driver
19 #include <linux/mfd/mxs-lradc.h>
25 "mxs-lradc-touchscreen",
26 "mxs-lradc-channel6",
27 "mxs-lradc-channel7",
31 * Touchscreen handling
47 * When the touchscreen is enabled, we give it two private virtual
62 /* handle touchscreen's physical behaviour */
77 u32 pressure; member
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| H A D | ads7846.c | 1 // 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
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| H A D | tsc2007_core.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * drivers/input/touchscreen/tsc2007.c
9 * - ads7846.c
12 * - corgi_ts.c
13 * Copyright (C) 2004-2005 Richard Purdie
14 * - omap_ts.[hc], ads7846.h, ts_osk.c
36 data = i2c_smbus_read_word_data(tsc->client, cmd); in tsc2007_xfer()
38 dev_err(&tsc->client->dev, "i2c io error: %d\n", data); in tsc2007_xfer()
44 * Where DataLow has [D11-D4], DataHigh has [D3-D0 << 4 | Dummy 4bit]. in tsc2007_xfer()
48 dev_dbg(&tsc->client->dev, "data: 0x%x, val: 0x%x\n", data, val); in tsc2007_xfer()
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| H A D | wm97xx-core.c | 1 // 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 D | cy8ctma140.c | 1 // 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()
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| /openbmc/linux/drivers/platform/x86/x86-android-tablets/ |
| H A D | lenovo.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
8 * Copyright (C) 2021-2023 Hans de Goede <hdegoede@redhat.com>
24 #include "shared-psy-info.h"
25 #include "x86-android-tablets.h"
30 * The Android kernels have a hack in the i915 driver to write a non-standard
31 * panel specific DSI register to set the duty-cycle of the LCD's PWM output.
44 PROPERTY_ENTRY_U32("hid-descr-addr", 0x0001),
45 PROPERTY_ENTRY_U32("post-reset-deassert-delay-ms", 150),
54 * The HiDeep IST940E touchscreen comes up in I2C-HID mode. The native protocol
58 * PROPERTY_ENTRY_U32("hid-descr-addr", 0x0020),
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| /openbmc/linux/arch/arm64/boot/dts/freescale/ |
| H A D | imx8mm-var-som.dtsi | 1 // 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>;
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| H A D | imx8mn-var-som.dtsi | 1 // 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";
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