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/linux/Documentation/devicetree/bindings/i2c/
H A Di2c-arb-gpio-challenge.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-arb-gpio-challenge.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO-based I2C Arbitration Using a Challenge & Response Mechanism
10 - Doug Anderson <dianders@chromium.org>
11 - Peter Rosin <peda@axentia.se>
18 standard I2C multi-master rules. Using GPIOs is generally useful in the case
30 others can see. These are all active low with pull-ups enabled. We'll
32 * OUR_CLAIM: output from us signaling to other hosts that we want the bus
[all …]
/linux/arch/arm64/boot/dts/xilinx/
H A Dzynqmp-sck-kv-g-revB.dtso1 // SPDX-License-Identifier: GPL-2.0
5 * (C) Copyright 2020 - 2022, Xilinx, Inc.
6 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/net/ti-dp83867.h>
13 #include <dt-bindings/phy/phy.h>
14 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
16 /dts-v1/;
20 compatible = "xlnx,zynqmp-sk-kv260-rev2",
21 "xlnx,zynqmp-sk-kv260-rev1",
[all …]
H A Dzynqmp-sck-kv-g-revA.dtso1 // SPDX-License-Identifier: GPL-2.0
5 * (C) Copyright 2020 - 2022, Xilinx, Inc.
6 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
9 * "A" - A01 board un-modified (NXP)
10 * "Y" - A01 board modified with legacy interposer (Nexperia)
11 * "Z" - A01 board modified with Diode interposer
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/net/ti-dp83867.h>
18 #include <dt-bindings/phy/phy.h>
19 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
[all …]
H A Dzynqmp-zcu100-revC.dts1 // SPDX-License-Identifier: GPL-2.0+
5 * (C) Copyright 2016 - 2022, Xilinx, Inc.
6 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
12 /dts-v1/;
15 #include "zynqmp-clk-ccf.dtsi"
16 #include <dt-bindings/input/input.h>
17 #include <dt-bindings/interrupt-controller/irq.h>
18 #include <dt-bindings/gpio/gpio.h>
19 #include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
20 #include <dt-bindings/phy/phy.h>
[all …]
/linux/Documentation/devicetree/bindings/regulator/
H A Dmaxim,max8973.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
13 - $ref: regulator.yaml#
18 - maxim,max8973
19 - maxim,max77621
21 junction-warn-millicelsius:
30 maxim,dvs-gpio:
35 maxim,dvs-default-state:
[all …]
/linux/arch/arm64/boot/dts/rockchip/
H A Drk3399-gru-chromebook.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Google Gru-Chromebook shared properties
8 #include "rk3399-gru.dtsi"
11 pp900_ap: pp900-ap {
12 compatible = "regulator-fixed";
13 regulator-name = "pp900_ap";
16 regulator-always-on;
17 regulator-boot-on;
18 regulator-min-microvolt = <900000>;
19 regulator-max-microvolt = <900000>;
[all …]
/linux/drivers/iio/dac/
H A Dad5758.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/delay.h>
101 * struct ad5758_state - driver instance specific data
107 * @dc_dc_ilim: variable which stores the dc-to-dc converter current limit
108 * @slew_time: variable which stores the target slew time
135 * 1101: -1 mA to +22 mA current range
160 { AD5758_RANGE_PLUSMINUS_5V, -5000000, 5000000 },
161 { AD5758_RANGE_PLUSMINUS_10V, -10000000, 10000000 }
168 { AD5758_RANGE_PLUSMINUS_20mA, -20000, 20000 },
169 { AD5758_RANGE_PLUSMINUS_24mA, -24000, 24000 },
[all …]
/linux/arch/arm/boot/dts/microchip/
H A Dat91-sama7g54_curiosity.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama7g54_curiosity.dts - Device Tree file for SAMA7G54 Curiosity Board
10 /dts-v1/;
11 #include "sama7g5-pinfunc.h"
13 #include <dt-bindings/input/input.h>
14 #include <dt-bindings/leds/common.h>
15 #include <dt-bindings/mfd/atmel-flexcom.h>
16 #include <dt-bindings/pinctrl/at91.h>
20 compatible = "microchip,sama7g54-curiosity", "microchip,sama7g5", "microchip,sama7";
28 stdout-path = "serial0:115200n8";
[all …]
H A Dat91-sama7g5ek.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * at91-sama7g5ek.dts - Device Tree file for SAMA7G5-EK board
11 /dts-v1/;
12 #include "sama7g5-pinfunc.h"
14 #include <dt-bindings/mfd/atmel-flexcom.h>
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/pinctrl/at91.h>
17 #include <dt-bindings/sound/microchip,pdmc.h>
20 model = "Microchip SAMA7G5-EK";
25 stdout-path = "serial0:115200n8";
[all …]
/linux/arch/arm/boot/dts/st/
H A Dstm32mp151c-mect1s.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
6 /dts-v1/;
10 #include "stm32mp15-pinctrl.dtsi"
11 #include "stm32mp15xxaa-pinctrl.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/input/input.h>
14 #include <dt-bindings/leds/common.h>
21 stdout-path = "serial0:1500000n8";
33 v3v3: regulator-v3v3 {
34 compatible = "regulator-fixed";
[all …]
/linux/drivers/cpufreq/
H A Dpmac64-cpufreq.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
4 * and Markus Demleitner <msdemlei@cl.uni-heidelberg.de>
18 #include <linux/delay.h>
73 * the various frequencies, retrieved from the device-tree
117 u32 slew, done = 0; in g5_vdnap_switch_volt() local
120 slew = (speed_mode == CPUFREQ_LOW) ? 1 : 0; in g5_vdnap_switch_volt()
122 args.u[0].p = &slew; in g5_vdnap_switch_volt()
350 int rc = -ENODEV; in g5_neo2_cpufreq_init()
361 return -ENODEV; in g5_neo2_cpufreq_init()
[all …]
H A Dmaple-cpufreq.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2011 Dmitry Eremin-Solenikov
4 * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
5 * and Markus Demleitner <msdemlei@cl.uni-heidelberg.de>
19 #include <linux/delay.h>
67 * the various frequencies, retrieved from the device-tree
164 int rc = -ENODEV; in maple_cpufreq_init()
189 /* Look for the powertune data in the device-tree */ in maple_cpufreq_init()
191 * On Maple this property is provided by PIBS in dual-processor config, in maple_cpufreq_init()
195 maple_pmode_data = of_get_property(cpunode, "power-mode-data", &psize); in maple_cpufreq_init()
[all …]
/linux/arch/arm/boot/dts/nvidia/
H A Dtegra30-asus-nexus7-grouper-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/gpio-keys.h>
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/power/summit,smb347-charger.h>
6 #include <dt-bindings/thermal/thermal.h>
9 #include "tegra30-cpu-opp.dtsi"
10 #include "tegra30-cpu-opp-microvolt.dtsi"
11 #include "tegra30-asus-lvds-display.dtsi"
27 * pre-existing /chosen node to be available to insert the
33 trusted-foundations {
[all …]
H A Dtegra30-lg-x3.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/gpio-keys.h>
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/leds/common.h>
6 #include <dt-bindings/mfd/max77620.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra30-cpu-opp.dtsi"
11 #include "tegra30-cpu-opp-microvolt.dtsi"
14 chassis-type = "handset";
30 * pre-existing /chosen node to be available to insert the
[all …]
H A Dtegra20-asus-tf101.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/atmel-maxtouch.h>
5 #include <dt-bindings/input/gpio-keys.h>
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra20-cpu-opp.dtsi"
11 #include "tegra20-cpu-opp-microvolt.dtsi"
16 chassis-type = "convertible";
33 * pre-existing /chosen node to be available to insert the
[all …]
H A Dtegra30-asus-transformer-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/gpio-keys.h>
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/thermal/thermal.h>
8 #include "tegra30-cpu-opp.dtsi"
9 #include "tegra30-cpu-opp-microvolt.dtsi"
12 chassis-type = "convertible";
31 * pre-existing /chosen node to be available to insert the
37 trusted-foundations {
38 compatible = "tlm,trusted-foundations";
[all …]
H A Dtegra20-acer-a500-picasso.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/atmel-maxtouch.h>
5 #include <dt-bindings/input/gpio-keys.h>
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra20-cpu-opp.dtsi"
11 #include "tegra20-cpu-opp-microvolt.dtsi"
32 * pre-existing /chosen node to be available to insert the
41 reserved-memory {
[all …]
H A Dtegra30-pegatron-chagall.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/thermal/thermal.h>
9 #include "tegra30-cpu-opp.dtsi"
10 #include "tegra30-cpu-opp-microvolt.dtsi"
11 #include "tegra30-asus-lvds-display.dtsi"
16 chassis-type = "tablet";
35 * pre-existing /chosen node to be available to insert the
[all …]
H A Dtegra114-asus-tf701t.dts1 // SPDX-License-Identifier: GPL-2.0
3 /dts-v1/;
5 #include <dt-bindings/input/gpio-keys.h>
6 #include <dt-bindings/input/input.h>
13 chassis-type = "convertible";
29 trusted-foundations {
30 compatible = "tlm,trusted-foundations";
31 tlm,version-major = <2>;
32 tlm,version-minor = <8>;
40 reserved-memory {
[all …]
/linux/arch/arm64/boot/dts/renesas/
H A Dbeacon-renesom-baseboard.dtsi1 // SPDX-License-Identifier: GPL-2.0
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/input/input.h>
8 #include <dt-bindings/clock/versaclock.h>
11 backlight_lvds: backlight-lvds {
12 compatible = "pwm-backlight";
13 power-supply = <&reg_lcd>;
14 enable-gpios = <&gpio_exp1 3 GPIO_ACTIVE_HIGH>;
16 brightness-levels = <0 4 8 16 32 64 128 255>;
17 default-brightness-level = <6>;
[all …]
/linux/sound/soc/codecs/
H A Dmax98388.c1 // SPDX-License-Identifier: GPL-2.0
5 #include <linux/delay.h>
75 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); in max98388_dac_event()
80 regmap_write(max98388->regmap, in max98388_dac_event()
85 regmap_write(max98388->regmap, in max98388_dac_event()
88 max98388->tdm_mode = false; in max98388_dac_event()
131 static DECLARE_TLV_DB_SCALE(max98388_digital_tlv, -6350, 50, 1);
132 static DECLARE_TLV_DB_SCALE(max98388_amp_gain_tlv, -300, 300, 0);
135 "0dBFS", "-1dBFS", "-2dBFS", "-3dBFS", "-4dBFS", "-5dBFS",
136 "-6dBFS", "-7dBFS", "-8dBFS", "-9dBFS", "-10dBFS", "-11dBFS",
[all …]
/linux/arch/arm/boot/dts/samsung/
H A Dexynos5250-snow-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/clock/maxim,max77686.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
11 #include <dt-bindings/input/input.h>
12 #include <dt-bindings/sound/samsung-i2s.h>
30 stdout-path = "serial3:115200n8";
33 gpio-keys {
34 compatible = "gpio-keys";
35 pinctrl-names = "default";
[all …]
/linux/arch/arm64/boot/dts/qcom/
H A Dsm8650.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
6 #include <dt-bindings/clock/qcom,rpmh.h>
7 #include <dt-bindings/clock/qcom,sm8650-camcc.h>
8 #include <dt-bindings/clock/qcom,sm8650-dispcc.h>
9 #include <dt-bindings/clock/qcom,sm8650-gcc.h>
10 #include <dt-bindings/clock/qcom,sm8650-gpucc.h>
11 #include <dt-bindings/clock/qcom,sm8650-tcsr.h>
12 #include <dt-bindings/clock/qcom,sm8650-videocc.h>
13 #include <dt-bindings/dma/qcom-gpi.h>
14 #include <dt-bindings/firmware/qcom,scm.h>
[all …]
H A Dsm8550.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
6 #include <dt-bindings/clock/qcom,rpmh.h>
7 #include <dt-bindings/clock/qcom,sm8450-videocc.h>
8 #include <dt-bindings/clock/qcom,sm8550-camcc.h>
9 #include <dt-bindings/clock/qcom,sm8550-gcc.h>
10 #include <dt-bindings/clock/qcom,sm8550-gpucc.h>
11 #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
12 #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
13 #include <dt-bindings/dma/qcom-gpi.h>
14 #include <dt-bindings/firmware/qcom,scm.h>
[all …]
/linux/drivers/phy/mediatek/
H A Dphy-mtk-tphy.c1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/phy/phy.h>
11 #include <linux/delay.h>
15 #include <linux/nvmem-consumer.h>
22 #include "phy-mtk-io.h"
24 /* version V1 sub-banks offset base address */
35 /* version V2/V3 sub-banks offset base address */
220 /* CDR Charge Pump P-path current adjustment */
239 /* TX driver tail current control for 0dB de-empahsis mdoe for Gen1 speed */
248 /* I-path capacitance adjustment for Gen1 */
[all …]

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