Home
last modified time | relevance | path

Searched +full:ec +full:- +full:pwm (Results 1 – 25 of 33) sorted by relevance

12

/kernel/linux/linux-5.10/drivers/pwm/
Dpwm-cros-ec.c1 // SPDX-License-Identifier: GPL-2.0
3 * Expose a PWM controlled by the ChromeOS EC to the host processor.
12 #include <linux/pwm.h>
16 * struct cros_ec_pwm_device - Driver data for EC PWM
19 * @ec: Pointer to EC device
20 * @chip: PWM controller chip
24 struct cros_ec_device *ec; member
29 * struct cros_ec_pwm - per-PWM driver data
41 static int cros_ec_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm) in cros_ec_pwm_request() argument
47 return -ENOMEM; in cros_ec_pwm_request()
[all …]
DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 obj-$(CONFIG_PWM) += core.o
3 obj-$(CONFIG_PWM_SYSFS) += sysfs.o
4 obj-$(CONFIG_PWM_AB8500) += pwm-ab8500.o
5 obj-$(CONFIG_PWM_ATMEL) += pwm-atmel.o
6 obj-$(CONFIG_PWM_ATMEL_HLCDC_PWM) += pwm-atmel-hlcdc.o
7 obj-$(CONFIG_PWM_ATMEL_TCB) += pwm-atmel-tcb.o
8 obj-$(CONFIG_PWM_BCM_IPROC) += pwm-bcm-iproc.o
9 obj-$(CONFIG_PWM_BCM_KONA) += pwm-bcm-kona.o
10 obj-$(CONFIG_PWM_BCM2835) += pwm-bcm2835.o
[all …]
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
2 menuconfig PWM config
3 bool "Pulse-Width Modulation (PWM) Support"
5 Generic Pulse-Width Modulation (PWM) support.
7 In Pulse-Width Modulation, a variation of the width of pulses
14 This framework provides a generic interface to PWM devices
16 to register and unregister a PWM chip, an abstraction of a PWM
17 controller, that supports one or more PWM devices. Client
18 drivers can request PWM devices and use the generic framework
21 This generic framework replaces the legacy PWM framework which
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/pwm/
Dgoogle,cros-ec-pwm.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/pwm/google,cros-ec-pwm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: PWM controlled by ChromeOS EC
10 - Thierry Reding <thierry.reding@gmail.com>
11 - '"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>'
14 Google's ChromeOS EC PWM is a simple PWM attached to the Embedded Controller
15 (EC) and controlled via a host-command interface.
16 An EC PWM node should be only found as a sub-node of the EC node (see
[all …]
/kernel/linux/linux-5.10/arch/arm64/boot/dts/rockchip/
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 stdout-path = "serial2:115200n8";
23 * - Rails that only connect to the EC (or devices that the EC talks to)
25 * - Rails _are_ included if the rails go to the AP even if the AP
34 * - The EC controls the enable and the EC always enables a rail as
36 * - The rails are actually connected to each other by a jumper and
41 ppvar_sys: ppvar-sys {
[all …]
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";
15 /* EC turns on w/ pp900_ap_en; always on for AP */
16 regulator-always-on;
17 regulator-boot-on;
18 regulator-min-microvolt = <900000>;
[all …]
Drk3399-gru-scarlet.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Google Gru-scarlet board device tree source
8 #include "rk3399-gru.dtsi"
14 pp1250_s3: pp1250-s3 {
15 compatible = "regulator-fixed";
16 regulator-name = "pp1250_s3";
18 /* EC turns on w/ pp1250_s3_en; always on for AP */
19 regulator-always-on;
20 regulator-boot-on;
21 regulator-min-microvolt = <1250000>;
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/mfd/
Dgoogle,cros-ec.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/google,cros-ec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Benson Leung <bleung@chromium.org>
11 - Enric Balletbo i Serra <enric.balletbo@collabora.com>
12 - Guenter Roeck <groeck@chromium.org>
15 Google's ChromeOS EC is a microcontroller which talks to the AP and
17 The EC can be connected through various interfaces (I2C, SPI, and others)
23 - description:
[all …]
/kernel/linux/linux-5.10/drivers/platform/chrome/wilco_ec/
Dkeyboard_leds.c1 // SPDX-License-Identifier: GPL-2.0
7 * Since the EC will never change the backlight level of its own accord,
14 #include <linux/platform_data/wilco-ec.h>
22 struct wilco_ec_device *ec; member
33 * struct wilco_keyboard_leds_msg - Message to/from EC for keyboard LED control.
35 * @status: Set by EC to 0 on success, 0xFF on failure.
40 * @percent: Brightness in 0-100. Only meaningful in PWM mode.
55 static int send_kbbl_msg(struct wilco_ec_device *ec, in send_kbbl_msg() argument
69 ret = wilco_ec_mailbox(ec, &msg); in send_kbbl_msg()
71 dev_err(ec->dev, in send_kbbl_msg()
[all …]
/kernel/linux/linux-5.10/arch/arm/boot/dts/
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 …]
Dtegra124-nyan.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/input/input.h>
13 stdout-path = "serial0:115200n8";
19 * missing a unit-address. However, the bootloader on these Chromebook
21 * Adding the unit-address causes the bootloader to create a /memory
33 /delete-node/ memory@80000000;
39 vdd-supply = <&vdd_3v3_hdmi>;
40 pll-supply = <&vdd_hdmi_pll>;
41 hdmi-supply = <&vdd_5v0_hdmi>;
43 nvidia,ddc-i2c-bus = <&hdmi_ddc>;
[all …]
Dexynos5420-peach-pit.dts1 // SPDX-License-Identifier: GPL-2.0
8 /dts-v1/;
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/clock/maxim,max77802.h>
13 #include <dt-bindings/regulator/maxim,max77802.h>
14 #include <dt-bindings/sound/samsung-i2s.h>
16 #include "exynos5420-cpus.dtsi"
21 compatible = "google,pit-rev16",
[all …]
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>
27 stdout-path = "serial3:115200n8";
30 gpio-keys {
31 compatible = "gpio-keys";
32 pinctrl-names = "default";
[all …]
Drk3288-veyron-jaq.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
10 #include "rk3288-veyron-chromebook.dtsi"
11 #include "cros-ec-sbs.dtsi"
15 compatible = "google,veyron-jaq-rev5", "google,veyron-jaq-rev4",
16 "google,veyron-jaq-rev3", "google,veyron-jaq-rev2",
17 "google,veyron-jaq-rev1", "google,veyron-jaq",
22 /* Jaq panel PWM must be >= 3%, so start non-zero brightness at 8 */
23 brightness-levels = <0 8 255>;
24 num-interpolated-steps = <247>;
[all …]
Dexynos5800-peach-pi.dts1 // SPDX-License-Identifier: GPL-2.0
8 /dts-v1/;
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/clock/maxim,max77802.h>
13 #include <dt-bindings/regulator/maxim,max77802.h>
14 #include <dt-bindings/sound/samsung-i2s.h>
16 #include "exynos5420-cpus.dtsi"
21 compatible = "google,pi-rev16",
[all …]
Dtegra124-venice2.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/input.h>
18 stdout-path = "serial0:115200n8";
29 vdd-supply = <&vdd_3v3_hdmi>;
30 pll-supply = <&vdd_hdmi_pll>;
31 hdmi-supply = <&vdd_5v0_hdmi>;
33 nvidia,ddc-i2c-bus = <&hdmi_ddc>;
34 nvidia,hpd-gpio =
41 avdd-io-hdmi-dp-supply = <&vdd_1v05_run>;
[all …]
/kernel/linux/linux-5.10/arch/arm64/boot/dts/qcom/
Dsc7180-trogdor.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
23 /delete-node/ &hyp_mem;
24 /delete-node/ &xbl_mem;
25 /delete-node/ &aop_mem;
26 /delete-node/ &sec_apps_mem;
27 /delete-node/ &tz_mem;
35 reserved-memory {
[all …]
Dsdm845-cheza.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
26 stdout-path = "serial0:115200n8";
30 compatible = "pwm-backlight";
32 enable-gpios = <&tlmm 37 GPIO_ACTIVE_HIGH>;
33 power-supply = <&ppvar_sys>;
34 pinctrl-names = "default";
35 pinctrl-0 = <&ap_edp_bklten>;
[all …]
/kernel/linux/linux-5.10/Documentation/admin-guide/laptops/
Dthinkpad-acpi.rst9 - Borislav Deianov <borislav@users.sf.net>
10 - Henrique de Moraes Holschuh <hmh@hmh.eng.br>
12 http://ibm-acpi.sf.net/
16 through the ACPI and ACPI EC framework, but not otherwise fully
19 This driver used to be named ibm-acpi until kernel 2.6.21 and release
20 0.13-20070314. It used to be in the drivers/acpi tree, but it was
21 moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel
25 The driver is named "thinkpad-acpi". In some places, like module
29 "tpacpi" is used as a shorthand where "thinkpad-acpi" would be too
33 ------
[all …]
/kernel/linux/linux-5.10/drivers/hwmon/
Dnct6683.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * nct6683 - Driver for the hardware monitoring functionality of
6 * Copyright (C) 2013 Guenter Roeck <linux@roeck-us.net>
9 * Copyright (C) 2012, 2013 Guenter Roeck <linux@roeck-us.net>
13 * Chip #vin #fan #pwm #temp chip ID
29 #include <linux/hwmon-sysfs.h>
52 * Super-I/O constants and functions
96 return -EBUSY; in superio_enter()
118 #define IOREGION_OFFSET 4 /* Use EC port 1 */
285 /* ------------------------------------------------------- */
[all …]
/kernel/linux/linux-5.10/drivers/regulator/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
38 managed regulators and simple non-configurable regulators.
65 They provide two I2C-controlled DC/DC step-down converters with
85 tristate "Active-semi act8865 voltage regulator"
90 This driver controls a active-semi act8865 voltage output
94 tristate "Active-semi ACT8945A voltage regulator"
97 This driver controls a active-semi ACT8945A voltage regulator
98 via I2C bus. The ACT8945A features three step-down DC/DC converters
99 and four low-dropout linear regulators, along with a ActivePath
110 tristate "Freescale i.MX on-chip ANATOP LDO regulators"
[all …]
/kernel/linux/linux-5.10/arch/arm64/boot/dts/nvidia/
Dtegra132-norrin.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/input.h>
18 stdout-path = "serial0:115200n8";
30 vdd-supply = <&vdd_3v3_hdmi>;
31 pll-supply = <&vdd_hdmi_pll>;
32 hdmi-supply = <&vdd_5v0_hdmi>;
34 nvidia,ddc-i2c-bus = <&hdmi_ddc>;
35 nvidia,hpd-gpio =
42 avdd-io-hdmi-dp-supply = <&vdd_3v3_hdmi>;
[all …]
/kernel/linux/linux-5.10/include/linux/platform_data/
Dcros_ec_commands.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Host communication command constants for ChromeOS EC
7 * NOTE: This file is auto-generated from ChromeOS EC Open Source code from
8 * https://chromium.googlesource.com/chromiumos/platform/ec/+/master/include/ec_commands.h
11 /* Host communication command constants for Chrome EC */
52 * The actual block is 0x800-0x8ff, but some BIOSes think it's 0x880-0x8ff
59 /* EC command register bit functions */
61 #define EC_LPC_CMDR_PENDING BIT(1) /* Write pending to EC */
62 #define EC_LPC_CMDR_BUSY BIT(2) /* EC is busy processing a command */
73 #define EC_MEMMAP_TEMP_SENSOR 0x00 /* Temp sensors 0x00 - 0x0f */
[all …]
/kernel/linux/linux-5.10/arch/arm64/boot/dts/mediatek/
Dmt8173-elm.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/input/linux-event-codes.h>
8 #include <dt-bindings/regulator/dlg,da9211-regulator.h>
9 #include <dt-bindings/gpio/gpio.h>
19 compatible = "pwm-backlight";
21 power-supply = <&bl_fixed_reg>;
22 enable-gpios = <&pio 95 GPIO_ACTIVE_HIGH>;
24 pinctrl-names = "default";
25 pinctrl-0 = <&disp_pwm0_pins>;
[all …]
/kernel/linux/linux-5.10/drivers/platform/x86/
Dthinkpad_acpi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * thinkpad_acpi.c - ThinkPad ACPI Extras
5 * Copyright (C) 2004-2005 Borislav Deianov <borislav@users.sf.net>
6 * Copyright (C) 2006-2009 Henrique de Moraes Holschuh <hmh@hmh.eng.br>
16 * 2007-10-20 changelog trimmed down
18 * 2007-03-27 0.14 renamed to thinkpad_acpi and moved to
21 * 2006-11-22 0.13 new maintainer
23 * not be updated further in-file.
25 * 2005-03-17 0.11 support for 600e, 770x
28 * 2005-01-16 0.9 use MODULE_VERSION
[all …]

12