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/linux/Documentation/devicetree/bindings/pinctrl/
H A Dpincfg-node.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/pincfg-node.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
21 bias-disable:
25 bias-high-impedance:
27 description: high impedance mode ("third-state", "floating")
29 bias-bus-hold:
33 bias-pull-up:
[all …]
/linux/Documentation/devicetree/bindings/mfd/
H A Dmax77620.txt1 MAX77620 Power management IC from Maxim Semiconductor.
4 -------------------
5 - compatible: Must be one of
9 - reg: I2C device address.
12 -------------------
13 - interrupts: The interrupt on the parent the controller is
15 - interrupt-controller: Marks the device node as an interrupt controller.
16 - #interrupt-cells: is <2> and their usage is compliant to the 2 cells
17 variant of <../interrupt-controller/interrupts.txt>
19 are defined at dt-bindings/mfd/max77620.h.
[all …]
/linux/Documentation/devicetree/bindings/usb/
H A Dpxa-usb.txt6 - compatible: Should be "marvell,pxa-ohci" for USB controllers
10 - "marvell,enable-port1", "marvell,enable-port2", "marvell,enable-port3"
12 - "marvell,port-mode" selects the mode of the ports:
16 - "marvell,power-sense-low" - power sense pin is low-active.
17 - "marvell,power-control-low" - power control pin is low-active.
18 - "marvell,no-oc-protection" - disable over-current protection.
19 - "marvell,oc-mode-perport" - enable per-port over-current protection.
20 - "marvell,power_on_delay" Power On to Power Good time - in ms.
25 compatible = "marvell,pxa-ohci";
28 marvell,enable-port1;
[all …]
/linux/Documentation/devicetree/bindings/iio/addac/
H A Dadi,ad74115.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Cosmin Tanislav <cosmin.tanislav@analog.com>
13 The AD74115H is a single-channel software configurable input/output
17 chip solution with an SPI interface. The device features a 16-bit ADC and a
18 14-bit DAC.
25 - adi,ad74115h
30 spi-max-frequency:
33 spi-cpol: true
[all …]
/linux/include/linux/ssb/
H A Dssb_regs.h1 /* SPDX-License-Identifier: GPL-2.0 */
25 #define SSB_PCIE_DMA_L32 0x00000000U /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), low 32 …
33 #define SSB_MAX_NR_CORES ((SSB_ENUM_LIMIT - SSB_ENUM_BASE) / SSB_CORE_SIZE)
46 #define SSB_SPROMCTL_WE 0x10 /* SPROM write enable */
53 #define SSB_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */
92 #define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */
93 #define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */
94 #define SSB_INTVEC_ILINE20 0x00000004 /* Enable interrupts for iline20 */
95 #define SSB_INTVEC_CODEC 0x00000008 /* Enable interrupts for v90 codec */
96 #define SSB_INTVEC_USB 0x00000010 /* Enable interrupts for usb */
[all …]
/linux/arch/arm64/boot/dts/qcom/
H A Dmsm8996-sony-xperia-tone.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/leds/common.h>
15 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
16 #include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
18 /delete-node/ &adsp_mem;
19 /delete-node/ &slpi_mem;
20 /delete-node/ &venus_mem;
21 /delete-node/ &gpu_mem;
[all …]
/linux/arch/arm64/boot/dts/marvell/mmp/
H A Dpxa1908-samsung-coreprimevelte.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 #include <dt-bindings/gpio/gpio.h>
4 #include <dt-bindings/input/linux-event-codes.h>
17 #address-cells = <2>;
18 #size-cells = <2>;
21 stdout-path = "serial0:115200n8";
24 compatible = "simple-framebuffer";
39 reserved-memory {
40 #address-cells = <2>;
41 #size-cells = <2>;
[all …]
/linux/Documentation/arch/arm/pxa/
H A Dmfp.rst7 MFP stands for Multi-Function Pin, which is the pin-mux logic on PXA3xx and
15 mechanism is introduced from PXA3xx to completely move the pin-mux functions
16 out of the GPIO controller. In addition to pin-mux configurations, the MFP
17 also controls the low power state, driving strength, pull-up/down and event
21 +--------+
22 | |--(GPIO19)--+
24 | |--(GPIO...) |
25 +--------+ |
26 | +---------+
27 +--------+ +------>| |
[all …]
/linux/drivers/clk/ti/
H A Ddpll44xx.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * OMAP4-specific DPLL control functions
20 * can supported when using the DPLL low-power mode. Frequencies are
21 * defined in OMAP4430/60 Public TRM section 3.6.3.3.2 "Enable Control,
22 * Status, and Low-Power Operation Mode".
45 mask = clk->flags & CLOCK_CLKOUTX2 ? in omap4_dpllmx_allow_gatectrl()
49 v = ti_clk_ll_ops->clk_readl(&clk->clksel_reg); in omap4_dpllmx_allow_gatectrl()
52 ti_clk_ll_ops->clk_writel(v, &clk->clksel_reg); in omap4_dpllmx_allow_gatectrl()
63 mask = clk->flags & CLOCK_CLKOUTX2 ? in omap4_dpllmx_deny_gatectrl()
67 v = ti_clk_ll_ops->clk_readl(&clk->clksel_reg); in omap4_dpllmx_deny_gatectrl()
[all …]
/linux/Documentation/admin-guide/pm/
H A Dintel-speed-select.rst1 .. SPDX-License-Identifier: GPL-2.0
9 With Intel(R) SST, one server can be configured for power and performance for a
14 - https://www.intel.com/content/www/us/en/architecture-and-technology/speed-select-technology-artic…
15 - https://builders.intel.com/docs/networkbuilders/intel-speed-select-technology-base-frequency-enha…
19 dynamically without pre-configuring via BIOS setup options. This dynamic
25 how these commands change the power and performance profile of the system under
29 intel-speed-select configuration tool
32 Most Linux distribution packages may include the "intel-speed-select" tool. If not,
38 # cd tools/power/x86/intel-speed-select/
43 ------------
[all …]
/linux/Documentation/devicetree/bindings/iio/frequency/
H A Dadi,adf4350.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <michael.hennerich@analog.com>
15 - adi,adf4350
16 - adi,adf4351
21 spi-max-frequency:
28 clock-names:
31 '#clock-cells':
34 clock-output-names:
[all …]
/linux/Documentation/devicetree/bindings/input/
H A Diqs269a.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
13 - $ref: input.yaml#
16 The Azoteq IQS269A is an 8-channel capacitive touch controller that features
17 additional Hall-effect and inductive sensing capabilities.
24 - azoteq,iqs269a
25 - azoteq,iqs269a-00
26 - azoteq,iqs269a-d0
[all …]
H A Diqs626a.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
13 The Azoteq IQS626A is a 14-channel capacitive touch controller that features
14 additional Hall-effect and inductive sensing capabilities.
19 - $ref: touchscreen/touchscreen.yaml#
31 "#address-cells":
34 "#size-cells":
37 azoteq,suspend-mode:
[all …]
H A Dazoteq,iqs7222.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
21 - azoteq,iqs7222a
22 - azoteq,iqs7222b
23 - azoteq,iqs7222c
24 - azoteq,iqs7222d
29 irq-gpios:
32 Specifies the GPIO connected to the device's active-low RDY output.
[all …]
/linux/arch/arm64/boot/dts/mediatek/
H A Dmt8195-cherry-tomato-r3.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 /dts-v1/;
6 #include "mt8195-cherry.dtsi"
9 model = "Acer Tomato (rev3 - 4) board";
10 compatible = "google,tomato-rev4", "google,tomato-rev3",
16 realtek,amic-delay-ms = <250>;
20 pins-low-power-hdmi-disable {
24 input-enable;
25 bias-pull-down;
28 pins-low-power-hdmi-rsel-disable {
[all …]
/linux/tools/power/x86/x86_energy_perf_policy/
H A Dx86_energy_perf_policy.81 .\" This page Copyright (C) 2010 - 2015 Len Brown <len.brown@intel.com>
5 x86_energy_perf_policy \- Manage Energy vs. Performance Policy
10 .RB "scope: \-\-cpu\ cpu-list | \-\-pkg\ pkg-list"
12 .RB "cpu-list, pkg-lis
[all...]
/linux/drivers/media/rc/
H A Dite-cir.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
9 #define ITE_DRIVER_NAME "ite-cir"
34 /* hw-specific operation function pointers; most of these must be
40 /* enable rx */
53 /* enable tx FIFO space available interrupt */
89 /* rx low carrier frequency, in Hz, 0 means no demodulation */
98 /* duty cycle, 0-100 */
114 /* low-speed carrier frequency limits (Hz) */
118 /* high-speed carrier frequency limits (Hz) */
130 * n in RDCR produces a tolerance of +/- n * 6.25% around the center
[all …]
/linux/drivers/cpuidle/
H A DKconfig.arm1 # SPDX-License-Identifier: GPL-2.0-only
11 Select this to enable generic cpuidle driver for ARM.
13 at run-time through DT nodes. The CPUidle suspend backend is
23 Select this to enable PSCI firmware based CPUidle driver for ARM.
28 - If the idle states are described with the non-hierarchical layout,
31 - If the idle states are described with the hierarchical layout,
42 Select this to enable the PSCI based CPUidle driver to use PM domains,
54 Select this option to enable CPU idle driver for big.LITTLE based
56 define different C-states for little and big cores through the
63 Select this to enable cpuidle on Cirrus Logic CLPS711X SOCs.
[all …]
/linux/Documentation/hwmon/
H A Dltc4282.rst1 .. SPDX-License-Identifier: GPL-2.0-only
12 Addresses scanned: - I2C 0x40 - 0x5A (7-bit)
13 Addresses scanned: - I2C 0x80 - 0xB4 with a step of 2 (8-bit)
17 https://www.analog.com/media/en/technical-documentation/data-sheets/ltc4282.pdf
25 from a live backplane. Using one or more external N-channel pass transistors,
28 power, energy and fault status. The device features analog foldback current
30 drive allows high power applications to either share safe operating area across
31 parallel MOSFETs or support a 2-stage start-up that first charges the load
32 capacitance followed by enabling a low on-resistance path to the load. The
33 LTC4282 is well suited to high power applications because the precise monitoring
[all …]
/linux/include/linux/
H A Dlcd.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2003,2004 Hewlett-Packard Company
22 * lcd_device->ops_lock is an internal backlight lock protecting the ops
38 /* The maximum value for contrast (read-only) */
43 /* Get the LCD panel power status (0: full on, 1..3: controller
44 power on, flat panel power off, 4: full off), see FB_BLANK_XXX */
46 /* Enable or disable power to the LCD (0: on; 4: off, see FB_BLANK_XXX) */
47 int (*set_power)(struct lcd_device *, int power);
48 /* Get the current contrast setting (0-max_contrast) */
93 /* on or off to lcd panel. if 'enable' is 0 then
[all …]
/linux/drivers/soc/ti/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
18 Packets are queued/de-queued by writing/reading descriptor address
27 Say y tp enable support for the Keystone Navigator Packet DMA on
34 tristate "AMx3 Power Management"
38 Enable power management on AM335x and AM437x. Required for suspend to mem
40 c-states on AM335x. Also required for rtc and ddr in self-refresh low
41 power mode on AM437x platforms.
44 tristate "TI AMx3 Wkup-M3 IPC Driver"
49 low power transitions. This IPC driver provides the necessary API
60 to enable straightforward passing of work between a producer
[all …]
/linux/Documentation/devicetree/bindings/power/supply/
H A Dtps65090-charger.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/tps65090-charger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
17 const: ti,tps65090-charger
19 ti,enable-low-current-chrg:
22 Enables charging when a low current is detected while the default logic is to stop charging.
25 - compatible
[all …]
H A Dmaxim,max8903.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/supply/maxim,max8903.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
13 - $ref: power-supply.yaml#
19 dok-gpios:
21 description: Valid DC power has been detected (active low, input)
23 uok-gpios:
25 description: Valid USB power has been detected (active low, input)
[all …]
/linux/arch/arm/mach-sa1100/include/mach/
H A Dassabet.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * arch/arm/mach-sa1100/include/mach/assabet.h
8 * Only include this file from SA1100-specific files.
19 #define ASSABET_SCR_SDRAM_LOW (1<<2) /* SDRAM size (low bit) */
21 #define ASSABET_SCR_FLASH_LOW (1<<4) /* Flash size (low bit) */
26 #define ASSABET_SCR_INIT -1
41 #define ASSABET_BCR_CF_PWR (1<<0) /* Compact Flash Power (1 = 3.3v, 0 = off) */
42 #define ASSABET_BCR_CF_RST (1<<1) /* Compact Flash Reset (1 = power up reset) */
46 #define ASSABET_BCR_IRDA_MD0 (1<<4) /* Range/Power select */
47 #define ASSABET_BCR_IRDA_MD1 (1<<5) /* Range/Power select */
[all …]
/linux/arch/arm/mach-omap2/
H A Domap-mpuss-lowpower.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * OMAP MPUSS low power code
8 * OMAP4430 MPUSS mainly consists of dual Cortex-A9 with per-CPU
11 * CPU0, CPU1 and MPUSS each have there own power domain and
12 * hence multiple low power combinations of MPUSS are possible.
17 * to the Cortex-A9 processor must be asserted by the external
18 * power controller.
21 * below modes are supported from power gain vs latency point of view.
24 * ----------------------------------------------
30 * ----------------------------------------------
[all …]

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