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Searched +full:touchscreen +full:- +full:fuzz +full:- +full:pressure (Results 1 – 15 of 15) sorted by relevance

/Linux-v5.10/Documentation/devicetree/bindings/input/touchscreen/
Dtsc2005.txt1 * Texas Instruments tsc2004 and tsc2005 touchscreen controllers
4 - compatible : "ti,tsc2004" or "ti,tsc2005"
5 - reg : Device address
6 - interrupts : IRQ specifier
7 - spi-max-frequency : Maximum SPI clocking speed of the device
11 - vio-supply : Regulator specifier
12 - reset-gpios : GPIO specifier for the controller reset line
13 - ti,x-plate-ohms : integer, resistance of the touchscreen's X plates
15 - ti,esd-recovery-timeout-ms : integer, if the touchscreen does not respond after
18 - properties defined in touchscreen.txt
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Dmms114.txt1 * MELFAS MMS114/MMS152/MMS345L touchscreen controller
4 - compatible: should be one of:
5 - "melfas,mms114"
6 - "melfas,mms152"
7 - "melfas,mms345l"
8 - reg: I2C address of the chip
9 - interrupts: interrupt to which the chip is connected
10 - touchscreen-size-x: See [1]
11 - touchscreen-size-y: See [1]
14 - touchscreen-fuzz-x: See [1]
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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 Bindings
10 - Dmitry Torokhov <dmitry.torokhov@gmail.com>
13 touchscreen-min-x:
18 touchscreen-min-y:
23 touchscreen-size-x:
24 description: horizontal resolution of touchscreen (maximum x coordinate reported + 1)
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Diqs5xx.txt1 Azoteq IQS550/572/525 Trackpad/Touchscreen Controller
5 - compatible : Must be equal to one of the following:
10 - reg : I2C slave address for the device.
12 - interrupts : GPIO to which the device's active-high RDY
15 - reset-gpios : GPIO to which the device's active-low NRST
20 - touchscreen-min-x : See [2].
22 - touchscreen-min-y : See [2].
24 - touchscreen-size-x : See [2]. If this property is omitted, the
25 maximum x-coordinate is specified by the
28 - touchscreen-size-y : See [2]. If this property is omitted, the
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Dtsc2007.txt1 * 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 (trough 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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/Linux-v5.10/drivers/input/touchscreen/
Dof_touchscreen.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Generic DT helper functions for touchscreen devices
11 #include <linux/input/touchscreen.h>
34 int min, int max, int fuzz) in touchscreen_set_params() argument
38 if (!test_bit(axis, dev->absbit)) { in touchscreen_set_params()
39 dev_warn(&dev->dev, in touchscreen_set_params()
45 absinfo = &dev->absinfo[axis]; in touchscreen_set_params()
46 absinfo->minimum = min; in touchscreen_set_params()
47 absinfo->maximum = max; in touchscreen_set_params()
48 absinfo->fuzz = fuzz; in touchscreen_set_params()
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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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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()
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Dmms114.c1 // SPDX-License-Identifier: GPL-2.0
2 // Melfas MMS114/MMS152 touchscreen device driver
13 #include <linux/input/touchscreen.h>
43 /* Touchscreen absolute values */
87 struct i2c_client *client = data->client; in __mms114_read_reg()
96 xfer[0].addr = client->addr; in __mms114_read_reg()
97 xfer[0].flags = client->flags & I2C_M_TEN; in __mms114_read_reg()
102 xfer[1].addr = client->addr; in __mms114_read_reg()
103 xfer[1].flags = (client->flags & I2C_M_TEN) | I2C_M_RD; in __mms114_read_reg()
107 error = i2c_transfer(client->adapter, xfer, 2); in __mms114_read_reg()
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/Linux-v5.10/arch/arm/boot/dts/
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;
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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>;
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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";
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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>
14 compatible = "ti,omap3-gta04", "ti,omap3630", "ti,omap36xx", "ti,omap3";
18 cpu0-supply = <&vcc>;
28 stdout-path = &uart3;
37 compatible = "regulator-fixed";
38 regulator-name = "ldo_3v3";
39 regulator-min-microvolt = <3300000>;
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Domap3-n900.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 2013-2014 Aaro Koskinen <aaro.koskinen@iki.fi>
7 /dts-v1/;
10 #include <dt-bindings/input/input.h>
13 * Default secure signed bootloader (Nokia X-Loader) does not enable L3 firewall
15 * blocks then kernel receive "Unhandled fault: external abort on non-linefetch"
16 * and crash. Until somebody fix omap-aes.c and omap_hwmod_3xxx_data.c code (no
32 compatible = "nokia,omap3-n900", "ti,omap3430", "ti,omap3";
45 cpu0-supply = <&vcc>;
50 compatible = "gpio-leds";
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/Linux-v5.10/drivers/hid/
Dhid-multitouch.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (c) 2010-2012 Stephane Chatty <chatty@enac.fr>
6 * Copyright (c) 2010-2013 Benjamin Tissoires <benjamin.tissoires@gmail.com>
7 * Copyright (c) 2010-2012 Ecole Nationale de l'Aviation Civile, France
8 * Copyright (c) 2012-2013 Red Hat, Inc
10 * This code is partly based on hid-egalax.c:
16 * This code is partly based on hid-3m-pct.c:
18 * Copyright (c) 2009-2010 Stephane Chatty <chatty@enac.fr>
27 * This driver is regularly tested thanks to the test suite in hid-tools[1].
31 * [1] https://gitlab.freedesktop.org/libevdev/hid-tools
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