| /openbmc/linux/Documentation/devicetree/bindings/input/ |
| H A D | gpio-matrix-keypad.txt | 6 keypad can sense a key-press and key-release by means of GPIO lines and
10 - compatible: Should be "gpio-matrix-keypad"
11 - row-gpios: List of gpios used as row lines. The gpio specifier
14 - col-gpios: List of gpios used as column lines. The gpio specifier
17 - linux,keymap: The definition can be found at
18 bindings/input/matrix-keymap.txt
21 - linux,no-autorepeat: do no enable autorepeat feature.
22 - wakeup-source: use any event on keypad as wakeup event.
23 (Legacy property supported: "linux,wakeup")
24 - debounce-delay-ms: debounce interval in milliseconds
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| H A D | nvidia,tegra20-kbc.txt | 7 - compatible: "nvidia,tegra20-kbc"
8 - reg: Register base address of KBC.
9 - interrupts: Interrupt number for the KBC.
10 - nvidia,kbc-row-pins: The KBC pins which are configured as row. This is an
12 - nvidia,kbc-col-pins: The KBC pins which are configured as column. This is an
14 - linux,keymap: The keymap for keys as described in the binding document
15 devicetree/bindings/input/matrix-keymap.txt.
16 - clocks: Must contain one entry, for the module clock.
17 See ../clocks/clock-bindings.txt for details.
18 - resets: Must contain an entry for each entry in reset-names.
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| H A D | qcom,pm8xxx-keypad.txt | 5 - compatible:
9 "qcom,pm8058-keypad"
10 "qcom,pm8921-keypad"
12 - reg:
14 Value type: <prop-encoded-array>
17 - interrupts:
19 Value type: <prop-encoded-array>
25 - linux,keymap:
27 Value type: <prop-encoded-array>
29 input/matrix-keymap.txt.
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| /openbmc/linux/Documentation/devicetree/bindings/power/reset/ |
| H A D | atmel,sama5d2-shdwc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/reset/atmel,sama5d2-shdwc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Claudiu Beznea <claudiu.beznea@microchip.com>
14 and VDDCORE and the wake-up detection on debounced input lines.
19 - items:
20 - const: microchip,sama7g5-shdwc
21 - const: syscon
22 - enum:
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| /openbmc/linux/Documentation/devicetree/bindings/input/touchscreen/ |
| H A D | ads7846.txt | 7 Documentation/devicetree/bindings/spi/spi-bus.txt
23 vcc-supply A regulator node for the supply voltage.
28 ti,vref-delay-usecs vref supply delay in usecs, 0 for
30 ti,vref-mv The VREF voltage, in millivolts (u16).
33 ti,keep-vref-on set to keep vref on for differential
35 ti,settle-delay-usec Settling time of the analog signals;
37 on the X/Y drivers. If set to non-zero,
41 ti,penirq-recheck-delay-usecs If set to non-zero, after samples are
42 taken this delay is applied and penirq
47 ti,x-plate-ohms Resistance of the X-plate,
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| /openbmc/linux/Documentation/devicetree/bindings/sound/ |
| H A D | rockchip,rk3399-gru-sound.txt | 4 - compatible: "rockchip,rk3399-gru-sound"
5 - rockchip,cpu: The phandle of the Rockchip I2S controller that's
7 - rockchip,codec: The phandle of the audio codecs
10 - dmic-wakeup-delay-ms : specify delay time (ms) for DMIC ready.
12 delay for DMIC to ready so that rt5514 can avoid recording before
18 compatible = "rockchip,rk3399-gru-sound";
21 dmic-wakeup-delay-ms = <20>;
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| H A D | dmic-codec.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/sound/dmic-codec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
13 - $ref: dai-common.yaml#
17 const: dmic-codec
19 '#sound-dai-cells':
22 dmicen-gpios:
26 num-channels:
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| H A D | adi,adau7002.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices ADAU7002 Stereo PDM-to-I2S/TDM Converter
10 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
13 - $ref: dai-common.yaml#
19 IOVDD-supply:
24 wakeup-delay-ms:
26 Delay after power up needed for device to settle.
29 - compatible
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| /openbmc/linux/Documentation/driver-api/usb/ |
| H A D | power-management.rst | 1 .. _usb-power-management:
7 :Date: Last-updated: February 2014
11 ---------
13 * What is Remote Wakeup?
17 * Changing the default idle-delay time
31 -------------------------
35 component is ``suspended`` it is in a nonfunctional low-power state; it
37 ``resumed`` (returned to a functional full-power state) when the kernel
66 What is Remote Wakeup?
67 ----------------------
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| /openbmc/linux/include/linux/usb/ |
| H A D | isp116x.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Board initialization code should put one of these into dev->platform_data
13 /* On-chip overcurrent detection */
19 /* Enable wakeup by devices on usb bus (e.g. wakeup
25 /* Inter-io delay (ns). The chip is picky about access timings; it
27 150ns delay between consecutive accesses to DATA_REG,
28 300ns delay between access to ADDR_REG and DATA_REG
31 void (*delay) (struct device *dev, int delay); member
|
| /openbmc/linux/Documentation/devicetree/bindings/extcon/ |
| H A D | extcon-palmas.txt | 5 - compatible: should contain one of:
6 * "ti,palmas-usb-vid".
7 * "ti,twl6035-usb-vid".
8 * "ti,palmas-usb" (DEPRECATED - use "ti,palmas-usb-vid").
9 * "ti,twl6035-usb" (DEPRECATED - use "ti,twl6035-usb-vid").
12 - ti,wakeup : To enable the wakeup comparator in probe
13 - ti,enable-id-detection: Perform ID detection. If id-gpio is specified
14 it performs id-detection using GPIO else using OTG core.
15 - ti,enable-vbus-detection: Perform VBUS detection.
16 - id-gpio: gpio for GPIO ID detection. See gpio binding.
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| /openbmc/linux/Documentation/devicetree/bindings/regulator/ |
| H A D | richtek,rtmv20-regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/richtek,rtmv20-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
27 wakeup-source: true
32 enable-gpios:
36 richtek,ld-pulse-delay-us:
38 load current pulse delay in microsecond after strobe pin pulse high.
43 richtek,ld-pulse-width-us:
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| /openbmc/linux/Documentation/timers/ |
| H A D | timers-howto.rst | 2 delays - Information on the various kernel delay / sleep mechanisms
6 RightWay (TM) to insert a delay?"
14 ----------------
18 it really need to delay in atomic context?" If so...
21 You must use the `*delay` family of functions. These
24 the desired delay:
30 udelay is the generally preferred API; ndelay-level
31 precision may not actually exist on many non-PC devices.
38 NON-ATOMIC CONTEXT:
45 -- Backed by busy-wait loop:
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| /openbmc/linux/drivers/base/power/ |
| H A D | sysfs.c | 1 // SPDX-License-Identifier: GPL-2.0
15 * control - Report/change current runtime PM setting of the device
30 * wakeup - Report/change current wakeup option for device
32 * Some devices support "wakeup" events, which are hardware signals
34 * devices have one of three values for the sysfs power/wakeup file:
38 * + "\n" for temporary or permanent inability to issue wakeup.
42 * Familiar examples of devices that can issue wakeup events include
44 * "Wake-On-LAN" Ethernet links, GPIO lines, and more. Some events
47 * Some wakeup events use normal IRQ lines; other use special out
51 * wakeup signaling as part of changing device power states, respecting
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| /openbmc/linux/arch/arm64/boot/dts/mediatek/ |
| H A D | mt8173-elm.dtsi | 1 // 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>
25 compatible = "pwm-backlight";
27 power-supply = <&bl_fixed_reg>;
28 enable-gpios = <&pio 95 GPIO_ACTIVE_HIGH>;
30 pinctrl-names = "default";
31 pinctrl-0 = <&panel_backlight_en_pins>;
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| /openbmc/linux/Documentation/devicetree/bindings/mmc/ |
| H A D | mtk-sd.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mmc/mtk-sd.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chaotian Jing <chaotian.jing@mediatek.com>
11 - Wenbin Mei <wenbin.mei@mediatek.com>
16 - enum:
17 - mediatek,mt2701-mmc
18 - mediatek,mt2712-mmc
19 - mediatek,mt6779-mmc
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| /openbmc/linux/Documentation/devicetree/bindings/mfd/ |
| H A D | tc3589x.txt | 1 * Toshiba TC3589x multi-purpose expander
3 The Toshiba TC3589x series are I2C-based MFD devices which may expose the
4 following built-in devices: gpio, keypad, rotator (vibrator), PWM (for
7 - TC35890
8 - TC35892
9 - TC35893
10 - TC35894
11 - TC35895
12 - TC35896
15 - compatible : must be "toshiba,tc35890", "toshiba,tc35892", "toshiba,tc35893",
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| /openbmc/linux/arch/arm/boot/dts/samsung/ |
| H A D | exynos5250-arndale.dts | 1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/sound/samsung-i2s.h>
32 stdout-path = "serial2:115200n8";
35 gpio-keys {
36 compatible = "gpio-keys";
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| H A D | exynos5250-spring.dts | 1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
10 #include <dt-bindings/clock/samsung,s2mps11.h>
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
13 #include <dt-bindings/input/input.h>
19 chassis-type = "laptop";
33 stdout-path = "serial3:115200n8";
36 gpio-keys {
37 compatible = "gpio-keys";
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| /openbmc/linux/arch/arm/boot/dts/gemini/ |
| H A D | gemini-nas4220b.dts | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree file for the Gemini-based Raidsonic NAS IB-4220-B
6 /dts-v1/;
9 #include <dt-bindings/input/input.h>
12 model = "Raidsonic NAS IB-4220-B";
13 compatible = "raidsonic,ib-4220-b", "cortina,gemini";
14 #address-cells = <1>;
15 #size-cells = <1>;
24 stdout-path = &uart0;
28 compatible = "gpio-keys";
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| /openbmc/linux/Documentation/devicetree/bindings/cpu/ |
| H A D | idle-states.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/cpu/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
11 - Anup Patel <anup@brainfault.org>
15 1 - Introduction
18 ARM and RISC-V systems contain HW capable of managing power consumption
19 dynamically, where cores can be put in different low-power states (ranging
22 run-time, can be specified through device tree bindings representing the
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| /openbmc/linux/arch/arm/boot/dts/nxp/imx/ |
| H A D | imx6ul-phytec-segin-peb-wlbt-05.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
11 reg_wl_en: regulator-wl-en {
12 compatible = "regulator-fixed";
13 regulator-name = "wlan_en";
14 regulator-min-microvolt = <3300000>;
15 regulator-max-microvolt = <3300000>;
16 pinctrl-names = "default";
17 pinctrl-0 = <&pinctrl_wl>;
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| H A D | imx6qdl-phytec-mira-peb-wlbt-05.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
11 reg_wl_en: regulator-wl-en {
12 compatible = "regulator-fixed";
13 regulator-name = "wlan_en";
14 regulator-min-microvolt = <3300000>;
15 regulator-max-microvolt = <3300000>;
16 pinctrl-names = "default";
17 pinctrl-0 = <&pinctrl_wl>;
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| H A D | imx6dl-victgo.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 /dts-v1/;
9 #include "imx6qdl-vicut1.dtsi"
15 gpio-keys {
16 compatible = "gpio-keys";
17 pinctrl-names = "default";
18 pinctrl-0 = <&pinctrl_gpiokeys>;
21 key-power {
25 wakeup-source;
28 key-enter {
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| /openbmc/linux/drivers/net/wireless/ti/wl1251/ |
| H A D | ps.c | 1 // SPDX-License-Identifier: GPL-2.0-only
26 mutex_lock(&wl->mutex); in wl1251_elp_work()
28 if (wl->elp || wl->station_mode == STATION_ACTIVE_MODE) in wl1251_elp_work()
33 wl->elp = true; in wl1251_elp_work()
36 mutex_unlock(&wl->mutex); in wl1251_elp_work()
44 unsigned long delay; in wl1251_ps_elp_sleep() local
46 if (wl->station_mode != STATION_ACTIVE_MODE) { in wl1251_ps_elp_sleep()
47 delay = msecs_to_jiffies(ELP_ENTRY_DELAY); in wl1251_ps_elp_sleep()
48 ieee80211_queue_delayed_work(wl->hw, &wl->elp_work, delay); in wl1251_ps_elp_sleep()
57 cancel_delayed_work(&wl->elp_work); in wl1251_ps_elp_wakeup()
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