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Searched +full:pullup +full:- +full:ohm (Results 1 – 19 of 19) sorted by relevance

/linux/arch/arm/boot/dts/
H A Dcros-adc-thermistors.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
15 pullup-uv = <1800000>;
16 pullup-ohm = <47000>;
17 pulldown-ohm = <0>;
18 io-channels = <&adc 3>;
22 pullup-uv = <1800000>;
23 pullup-ohm = <47000>;
24 pulldown-ohm = <0>;
25 io-channels = <&adc 4>;
29 pullup-uv = <1800000>;
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/linux/Documentation/devicetree/bindings/hwmon/
H A Dntc-thermistor.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 ---
3 $id: http://devicetree.org/schemas/hwmon/ntc-thermistor.yaml#
4 $schema: http://devicetree.org/meta-schemas/core.yaml#
9 - Linus Walleij <linus.walleij@linaro.org>
13 vary in resistance in an often non-linear way in relation to temperature.
16 temperature is non-linear, software drivers most often need to use a look
20 pull-up resistor or/and a pull-down resistor and a fixed voltage like this:
22 + e.g. 5V = pull-up voltage (puv)
24 +-+
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/linux/drivers/hwmon/
H A Dntc_thermistor.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * ntc_thermistor.c - NTC Thermistors
16 #include <linux/fixp-arith.h>
31 unsigned int ohm; member
35 * Used as index in a zero-terminated array, holes not allowed so
68 * A compensation table should be sorted by the values of .ohm
74 { .temp_c = -40, .ohm = 1747920 },
75 { .temp_c = -35, .ohm = 1245428 },
76 { .temp_c = -30, .ohm = 898485 },
77 { .temp_c = -25, .ohm = 655802 },
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/linux/arch/arm/boot/dts/st/
H A Dste-hrefv60plus.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2012 ST-Ericsson AB
6 #include "ste-href.dtsi"
9 model = "ST-Ericsson HREF (v60+) platform with Device Tree";
10 compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
12 thermal-zones {
13 chassis-thermal {
15 polling-delay = <20000>;
17 polling-delay-passive = <2000>;
19 thermal-sensors = <&therm1>, <&therm2>;
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H A Dste-href.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2012 ST-Ericsson AB
6 #include <dt-bindings/interrupt-controller/irq.h>
7 #include <dt-bindings/leds/common.h>
8 #include "ste-href-family-pinctrl.dtsi"
17 compatible = "simple-battery";
18 battery-type = "lithium-ion-polymer";
21 thermal-zones {
22 battery-thermal {
24 polling-delay = <0>;
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H A Dste-snowball.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2011 ST-Ericsson AB
6 /dts-v1/;
7 #include "ste-db9500.dtsi"
8 #include "ste-href-ab8500.dtsi"
9 #include "ste-href-family-pinctrl.dtsi"
13 compatible = "calaosystems,snowball-a9500", "st-ericsson,u9500";
21 compatible = "simple-battery";
22 battery-type = "lithium-ion-polymer";
25 thermal-zones {
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H A Dste-ux500-samsung-golden.dts1 // SPDX-License-Identifier: GPL-2.0-only
2 /dts-v1/;
4 #include "ste-db8500.dtsi"
5 #include "ste-ab8505.dtsi"
6 #include "ste-dbx5x0-pinctrl.dtsi"
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/leds/common.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
14 * You need an intermediate, device-tree compatible bootloader
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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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H A Dste-ux500-samsung-kyle.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * Devicetree for the Samsung Galaxy Amp SGH-I407 also known as Kyle.
10 /dts-v1/;
11 #include "ste-db8500.dtsi"
12 #include "ste-ab8505.dtsi"
13 #include "ste-dbx5x0-pinctrl.dtsi"
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/leds/common.h>
16 #include <dt-bindings/input/input.h>
17 #include <dt-bindings/interrupt-controller/irq.h>
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H A Dste-ux500-samsung-gavini.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * Devicetree for the Samsung Galaxy Beam GT-I8530 also known as Gavini.
6 /dts-v1/;
7 #include "ste-db8500.dtsi"
8 #include "ste-ab8500.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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H A Dste-ux500-samsung-janice.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * Devicetree for the Samsung Galaxy S Advance GT-I9070 also known as Janice.
6 /dts-v1/;
7 #include "ste-db8500.dtsi"
8 #include "ste-ab8500.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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/linux/Documentation/devicetree/bindings/iio/adc/
H A Dsamsung,exynos-adc.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/samsung,exynos-adc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
15 - enum:
16 - samsung,exynos-adc-v1 # Exynos5250
17 - samsung,exynos-adc-v2
18 - samsung,exynos3250-adc
19 - samsung,exynos4212-adc # Exynos4212 and Exynos4412
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/linux/arch/arm/boot/dts/samsung/
H A Dexynos3250-monk.dts1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/clock/samsung,s2mps11.h>
34 compatible = "samsung,secure-firmware";
38 gpio-keys {
39 compatible = "gpio-keys";
41 power-key {
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H A Dexynos3250-rinato.dts1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/clock/samsung,s2mps11.h>
22 chassis-type = "watch";
31 stdout-path = &serial_1;
40 compatible = "samsung,secure-firmware";
44 gpio-keys {
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H A Dexynos4412-midas.dtsi1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
19 #include <dt-bindings/clock/maxim,max77686.h>
20 #include "exynos-pinctrl.h"
34 stdout-path = &serial_2;
38 compatible = "samsung,secure-firmware";
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/linux/arch/arm64/boot/dts/exynos/
H A Dexynos5433-tm2-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
11 /dts-v1/;
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/interrupt-controller/irq.h>
17 #include <dt-bindings/sound/samsung-i2s.h>
48 stdout-path = &serial_1;
56 gpio-keys {
57 compatible = "gpio-keys";
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/linux/arch/arm64/boot/dts/mediatek/
H A Dmt8183-evb.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 /dts-v1/;
14 chassis-type = "embedded";
15 compatible = "mediatek,mt8183-evb", "mediatek,mt8183";
27 stdout-path = "serial0:921600n8";
30 reserved-memory {
31 #address-cells = <2>;
32 #size-cells = <2>;
35 compatible = "shared-dma-pool";
37 no-map;
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/linux/drivers/rtc/
H A Drtc-ds1305.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * rtc-ds1305.c -- driver for DS1305 and DS1306 SPI RTC chips
21 * otherwise you're reading it. All non-bitmask values are BCD.
27 * - Need fancy "hours" encoding in 12hour mode
28 * - Don't rely on the "day-of-week" field (or tm_wday)
29 * - Are a 21st-century clock (2000 <= year < 2100)
50 * NOTE ALSO that while we could generate once-a-second IRQs (UIE), we
98 /*----------------------------------------------------------------------*/
101 * Utilities ... tolerate 12-hour AM/PM notation in case of non-Linux
116 return hour - 1; in bcd2hour()
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/linux/drivers/input/touchscreen/
H A Dmxs-lradc-ts.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include <linux/mfd/mxs-lradc.h>
25 "mxs-lradc-touchscreen",
26 "mxs-lradc-channel6",
27 "mxs-lradc-channel7",
93 return !!(readl(ts->base + LRADC_STATUS) & in mxs_lradc_check_touch_event()
101 ts->base + LRADC_CTRL4 + STMP_OFFSET_REG_CLR); in mxs_lradc_map_ts_channel()
103 ts->base + LRADC_CTRL4 + STMP_OFFSET_REG_SET); in mxs_lradc_map_ts_channel()
117 LRADC_CH_NUM_SAMPLES(ts->over_sample_cnt - 1), in mxs_lradc_setup_ts_channel()
118 ts->base + LRADC_CH(ch)); in mxs_lradc_setup_ts_channel()
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