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/openbmc/linux/Documentation/devicetree/bindings/regulator/
H A Dpwm-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/pwm-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic PWM Regulator
10 - Brian Norris <briannorris@chromium.org>
11 - Lee Jones <lee@kernel.org>
12 - Alexandre Courbot <acourbot@nvidia.com>
19 duty-cycle values must be provided via DT. Limitations are that the
21 Intermediary duty-cycle values which would normally allow finer grained
[all …]
/openbmc/openbmc-tools/pwmtachtool/src/
H A Dpwmtach.c36 //build the pwm and tach access device node file name, and mapping pwm/tach number starting from 1.
37 …NUM) snprintf(buffer, sizeof(buffer), "%s%d%s%d", HWMON_DIR "/hwmon",DEV_ID, "/pwm", PWM_NUM+1)
41 //predefine FAN RPM range, must defined at some where for configuration.
54 retval = -1; in pwmtach_directory_check()
58 //Notice: dutycycle_value is one byte (0-255)
72 dutycycle_value = ppwmtach_arg->dutycycle; in SET_PWM_DUTYCYCLE_VALUE()
73 BUILD_PWM_NODE_NAME(DevNodeFileName,ppwmtach_arg->dev_id,ppwmtach_arg->pwmnumber); in SET_PWM_DUTYCYCLE_VALUE()
88 …printf("%s: Error write dutycycle value %d to pwm %d\n",__FUNCTION__,dutycycle_value,ppwmtach_arg-… in SET_PWM_DUTYCYCLE_VALUE()
89 retval = -1; in SET_PWM_DUTYCYCLE_VALUE()
102 if(ppwmtach_arg->dutycycle > 100) in SET_PWM_DUTYCYCLE()
[all …]
/openbmc/linux/drivers/regulator/
H A Dpwm-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Regulator driver for PWM Regulators
5 * Copyright (C) 2014 - STMicroelectronics Inc.
18 #include <linux/pwm.h>
29 struct pwm_device *pwm; member
48 unsigned int dutycycle; member
52 * Voltage table call-backs
58 unsigned int dutycycle; in pwm_regulator_init_state() local
61 pwm_get_state(drvdata->pwm, &pwm_state); in pwm_regulator_init_state()
62 dutycycle = pwm_get_relative_duty_cycle(&pwm_state, 100); in pwm_regulator_init_state()
[all …]
/openbmc/linux/arch/arm64/boot/dts/amlogic/
H A Dmeson-g12b-khadas-vim3.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
11 vddcpu_a: regulator-vddcpu-a {
15 compatible = "pwm-regulator";
17 regulator-name = "VDDCPU_A";
18 regulator-min-microvolt = <690000>;
19 regulator-max-microvolt = <1050000>;
21 pwm-supply = <&dc_in>;
24 pwm-dutycycle-range = <100 0>;
26 regulator-boot-on;
27 regulator-always-on;
[all …]
H A Dmeson-g12b-bananapi-cm4.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include "meson-g12b-a311d.dtsi"
7 #include <dt-bindings/gpio/meson-g12a-gpio.h>
16 stdout-path = "serial0:115200n8";
19 emmc_pwrseq: emmc-pwrseq {
20 compatible = "mmc-pwrseq-emmc";
21 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
29 sdio_pwrseq: sdio-pwrseq {
30 compatible = "mmc-pwrseq-simple";
31 reset-gpios = <&gpio GPIOAO_6 GPIO_ACTIVE_LOW>;
[all …]
H A Dmeson-g12b-w400.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
10 #include "meson-g12b.dtsi"
11 #include "meson-g12b-s922x.dtsi"
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/gpio/meson-g12a-gpio.h>
22 stdout-path = "serial0:115200n8";
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
[all …]
H A Dmeson-g12b-odroid.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 #include <dt-bindings/input/input.h>
8 #include <dt-bindings/gpio/meson-g12a-gpio.h>
9 #include <dt-bindings/sound/meson-g12a-toacodec.h>
10 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
20 stdout-path = "serial0:115200n8";
28 emmc_pwrseq: emmc-pwrseq {
29 compatible = "mmc-pwrseq-emmc";
30 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
33 fan: gpio-fan {
[all …]
H A Dmeson-sm1-khadas-vim3l.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
9 #include "meson-sm1.dtsi"
10 #include "meson-khadas-vim3.dtsi"
11 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
17 vddcpu: regulator-vddcpu {
21 compatible = "pwm-regulator";
23 regulator-name = "VDDCPU";
24 regulator-min-microvolt = <690000>;
25 regulator-max-microvolt = <1050000>;
[all …]
H A Dmeson-g12b-bananapi.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/leds/common.h>
10 #include <dt-bindings/gpio/meson-g12a-gpio.h>
11 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
21 stdout-path = "serial0:115200n8";
29 adc-keys {
30 compatible = "adc-keys";
31 io-channels = <&saradc 2>;
32 io-channel-names = "buttons";
[all …]
H A Dmeson-g12b-radxa-zero2.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
10 /dts-v1/;
12 #include "meson-g12b-a311d.dtsi"
13 #include <dt-bindings/input/input.h>
14 #include <dt-bindings/leds/common.h>
15 #include <dt-bindings/gpio/meson-g12a-gpio.h>
16 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
28 stdout-path = "serial0:115200n8";
36 gpio-keys-polled {
37 compatible = "gpio-keys-polled";
[all …]
H A Dmeson-g12a-u200.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include "meson-g12a.dtsi"
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/gpio/meson-g12a-gpio.h>
22 stdout-path = "serial0:115200n8";
25 cvbs-connector {
26 compatible = "composite-video-connector";
30 remote-endpoint = <&cvbs_vdac_out>;
35 emmc_pwrseq: emmc-pwrseq {
[all …]
H A Dmeson-sm1-ac2xx.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
11 #include "meson-sm1.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/gpio/meson-g12a-gpio.h>
14 #include <dt-bindings/input/input.h>
23 stdout-path = "serial0:115200n8";
26 emmc_pwrseq: emmc-pwrseq {
27 compatible = "mmc-pwrseq-emmc";
28 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
31 cvbs-connector {
[all …]
H A Dmeson-g12a-radxa-zero.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include "meson-g12a.dtsi"
9 #include <dt-bindings/gpio/meson-g12a-gpio.h>
10 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
21 stdout-path = "serial0:115200n8";
29 cvbs-connector {
31 compatible = "composite-video-connector";
35 remote-endpoint = <&cvbs_vdac_out>;
40 hdmi-connector {
[all …]
H A Dmeson-g12a-x96-max.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include "meson-g12a.dtsi"
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/gpio/meson-g12a-gpio.h>
11 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
14 compatible = "amediatech,x96-max", "amlogic,g12a";
22 spdif_dit: audio-codec-1 {
23 #sound-dai-cells = <0>;
24 compatible = "linux,spdif-dit";
[all …]
H A Dmeson-sm1-odroid.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include "meson-sm1.dtsi"
7 #include <dt-bindings/gpio/meson-g12a-gpio.h>
8 #include <dt-bindings/leds/common.h>
9 #include <dt-bindings/sound/meson-g12a-tohdmitx.h>
18 stdout-path = "serial0:115200n8";
26 emmc_pwrseq: emmc-pwrseq {
27 compatible = "mmc-pwrseq-emmc";
28 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
31 tflash_vdd: regulator-tflash_vdd {
[all …]
/openbmc/linux/arch/arm/boot/dts/amlogic/
H A Dmeson8b-mxq.dts1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
22 stdout-path = "serial0:115200n8";
30 vcck: regulator-vcck {
31 compatible = "pwm-regulator";
33 regulator-name = "VCCK";
34 regulator-min-microvolt = <860000>;
35 regulator-max-microvolt = <1140000>;
37 pwm-supply = <&vcc_5v>;
[all …]
H A Dmeson8b-odroidc1.dts1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
12 model = "Hardkernel ODROID-C1";
13 compatible = "hardkernel,odroid-c1", "amlogic,meson8b";
22 stdout-path = "serial0:115200n8";
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
36 compatible = "gpio-leds";
[all …]
H A Dmeson8b-ec100.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
22 stdout-path = "serial0:115200n8";
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
35 gpio-keys {
36 compatible = "gpio-keys-polled";
[all …]
/openbmc/linux/Documentation/devicetree/bindings/sound/
H A Daxentia,tse850-pcm5142.txt1 Devicetree bindings for the Axentia TSE-850 audio complex
4 - compatible: "axentia,tse850-pcm5142"
5 - axentia,cpu-dai: The phandle of the cpu dai.
6 - axentia,audio-codec: The phandle of the PCM5142 codec.
7 - axentia,add-gpios: gpio specifier that controls the mixer.
8 - axentia,loop1-gpios: gpio specifier that controls loop relays on channel 1.
9 - axentia,loop2-gpios: gpio specifier that controls loop relays on channel 2.
10 - axentia,ana-supply: Regulator that supplies the output amplifier. Must
11 support voltages in the 2V - 20V range, in 1V steps.
16 IN1 +---o +------------+ o---+ OUT1
[all …]
/openbmc/linux/arch/arm64/boot/dts/rockchip/
H A Drk3399-gru.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
5 * Copyright 2016-2017 Google, Inc
8 #include <dt-bindings/input/input.h>
10 #include "rk3399-op1-opp.dtsi"
19 stdout-path = "serial2:115200n8";
28 * - Rails that only connect to the EC (or devices that the EC talks to)
30 * - Rails _are_ included if the rails go to the AP even if the AP
39 * - The EC controls the enable and the EC always enables a rail as
41 * - The rails are actually connected to each other by a jumper and
46 ppvar_sys: ppvar-sys {
[all …]
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 …]
/openbmc/u-boot/arch/arm/dts/
H A Drk3399-gru.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
5 * Copyright 2016-2017 Google, Inc
8 #include <dt-bindings/input/input.h>
10 #include "rk3399-op1-opp.dtsi"
14 u-boot,dm-pre-reloc;
15 stdout-path = "serial2:115200n8";
16 u-boot,spl-boot-order = &spi_flash;
20 u-boot,spl-payload-offset = <0x40000>;
29 * - Rails that only connect to the EC (or devices that the EC talks to)
31 * - Rails _are_ included if the rails go to the AP even if the AP
[all …]
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 …]
/openbmc/linux/arch/arm/boot/dts/microchip/
H A Dat91-tse850-3.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91-tse850-3.dts - Device Tree file for the Axentia TSE-850 3.0 board
9 /dts-v1/;
10 #include <dt-bindings/pwm/pwm.h>
11 #include "at91-linea.dtsi"
14 model = "Axentia TSE-850 3.0";
19 compatible = "fixed-clock";
21 #clock-cells = <0>;
22 clock-frequency = <16000000>;
23 clock-output-names = "sck";
[all …]
/openbmc/linux/arch/arm/boot/dts/rockchip/
H A Drk3288-veyron.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/clock/rockchip,rk808.h>
9 #include <dt-bindings/input/input.h>
18 stdout-path = "serial2:115200n8";
31 power_button: power-button {
32 compatible = "gpio-keys";
33 pinctrl-names = "default";
34 pinctrl-0 = <&pwr_key_l>;
36 key-power {
40 debounce-interval = <100>;
[all …]

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