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/Linux-v5.10/Documentation/devicetree/bindings/pinctrl/
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 …]
Dpinctrl-single.txt1 One-register-per-pin type device tree based pinctrl driver
4 - compatible : "pinctrl-single" or "pinconf-single".
5 "pinctrl-single" means that pinconf isn't supported.
6 "pinconf-single" means that generic pinconf is supported.
8 - reg : offset and length of the register set for the mux registers
10 - #pinctrl-cells : number of cells in addition to the index, set to 1
11 for pinctrl-single,pins and 2 for pinctrl-single,bits
13 - pinctrl-single,register-width : pinmux register access width in bits
15 - pinctrl-single,function-mask : mask of allowed pinmux function bits
19 - pinctrl-single,function-off : function off mode for disabled state if
[all …]
/Linux-v5.10/Documentation/devicetree/bindings/usb/
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", "usb-ohci";
28 marvell,enable-port1;
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/Linux-v5.10/Documentation/devicetree/bindings/mfd/
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.
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/Linux-v5.10/Documentation/devicetree/bindings/iio/frequency/
Dadf4350.txt4 - compatible: Should be one of
7 - reg: SPI chip select numbert for the device
8 - spi-max-frequency: Max SPI frequency to use (< 20000000)
9 - clocks: From common clock binding. Clock is phandle to clock for
13 - gpios: GPIO Lock detect - If set with a valid phandle and GPIO number,
15 - adi,channel-spacing: Channel spacing in Hz (influences MODULUS).
16 - adi,power-up-frequency: If set in Hz the PLL tunes to
18 - adi,reference-div-factor: If set the driver skips dynamic calculation
20 - adi,reference-doubler-enable: Enables reference doubler.
21 - adi,reference-div2-enable: Enables reference divider.
[all …]
/Linux-v5.10/include/linux/ssb/
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 */
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/Linux-v5.10/Documentation/devicetree/bindings/display/panel/
Dpanel-common.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/panel/panel-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
24 width-mm:
29 height-mm:
43 non-descriptive information. For instance an LCD panel in a system that
55 panel-timing:
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/Linux-v5.10/Documentation/devicetree/bindings/input/
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 The Azoteq IQS269A is an 8-channel capacitive touch controller that features
14 additional Hall-effect and inductive sensing capabilities.
28 "#address-cells":
31 "#size-cells":
34 azoteq,hall-enable:
37 Enables Hall-effect sensing on channels 6 and 7. In this case, keycodes
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/Linux-v5.10/Documentation/arm/pxa/
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 +--------+ +------>| |
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/Linux-v5.10/Documentation/admin-guide/pm/
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 ------------
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/Linux-v5.10/drivers/mfd/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
31 power supply alarms (hwmon).
44 tristate "Active-semi ACT8945A"
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
69 called sun4i-gpadc.
81 tristate "ams AS3722 Power Management IC"
88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
97 Multifunction Power Management IC. This includes
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/Linux-v5.10/drivers/clk/ti/
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-v5.10/drivers/soc/rockchip/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
13 special additional settings registers for a lot of soc-components.
21 Say y here to enable support io domains on Rockchip SoCs. It is
26 bool "Rockchip generic power domain"
30 Say y here to enable power domain support.
31 In order to meet high performance and low power requirements, a power
32 management unit is designed or saving power when RK3288 in low power
33 mode. The RK3288 PMU is dedicated for managing the power of the whole chip.
/Linux-v5.10/Documentation/devicetree/bindings/arm/tegra/
Dnvidia,tegra186-pmc.txt1 NVIDIA Tegra Power Management Controller (PMC)
4 - compatible: Should contain one of the following:
5 - "nvidia,tegra186-pmc": for Tegra186
6 - "nvidia,tegra194-pmc": for Tegra194
7 - "nvidia,tegra234-pmc": for Tegra234
8 - reg: Must contain an (offset, length) pair of the register set for each
9 entry in reg-names.
10 - reg-names: Must include the following entries:
11 - "pmc"
12 - "wake"
[all …]
/Linux-v5.10/tools/power/x86/x86_energy_perf_policy/
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 via x86 Model Specific Registers
10 .RB "scope: \-\-cpu\ cpu-list | \-\-pkg\ pkg-list"
12 .RB "cpu-list, pkg-list: # | #,# | #-# | all"
14 .RB "field: \-\-all | \-\-epb | \-\-hwp-epp | \-\-hwp-min | \-\-hwp-max | \-\-hwp-desired"
16 .RB "other: (\-\-force | \-\-hwp-enable | \-\-turbo-enable) value)"
18 .RB "value: # | default | performance | balance-performance | balance-power | power"
21 displays and updates energy-performance policy settings specific to
23 updates, no matter if the Linux cpufreq sub-system is enabled or not.
27 such as how aggressively the hardware enters and exits CPU idle states (C-states)
[all …]
/Linux-v5.10/include/linux/
Dlcd.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (C) 2003,2004 Hewlett-Packard Company
19 * lcd_device->ops_lock is an internal backlight lock protecting the ops
36 /* The maximum value for contrast (read-only) */
41 /* Get the LCD panel power status (0: full on, 1..3: controller
42 power on, flat panel power off, 4: full off), see FB_BLANK_XXX */
44 /* Enable or disable power to the LCD (0: on; 4: off, see FB_BLANK_XXX) */
45 int (*set_power)(struct lcd_device *, int power);
46 /* Get the current contrast setting (0-max_contrast) */
76 /* on or off to lcd panel. if 'enable' is 0 then
[all …]
/Linux-v5.10/drivers/cpuidle/
DKconfig.arm1 # SPDX-License-Identifier: GPL-2.0-only
10 Select this to enable generic cpuidle driver for ARM.
12 at run-time through DT nodes. The CPUidle suspend backend is
22 Select this to enable PSCI firmware based CPUidle driver for ARM.
32 Select this to enable the PSCI based CPUidle driver to use PM domains,
44 Select this option to enable CPU idle driver for big.LITTLE based
46 define different C-states for little and big cores through the
53 Select this to enable cpuidle on Cirrus Logic CLPS711X SOCs.
60 Select this to enable cpuidle on Calxeda processors.
72 Select this to enable cpuidle on Xilinx Zynq processors.
[all …]
/Linux-v5.10/include/linux/pinctrl/
Dpinconf-generic.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2011 ST-Ericsson SA
6 * Written on behalf of Linaro for ST-Ericsson
21 * enum pin_config_param - possible pin configuration parameters
25 * bus to change the value by driving the bus high or low and switching to
28 * transition from say pull-up to pull-down implies that you disable
29 * pull-up in the process, this setting disables all biasing.
31 * mode, also know as "third-state" (tristate) or "high-Z" or "floating".
37 * impedance to GROUND). If the argument is != 0 pull-down is enabled,
38 * if it is 0, pull-down is total, i.e. the pin is connected to GROUND.
[all …]
/Linux-v5.10/drivers/acpi/
Ddevice_pm.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * drivers/acpi/device_pm.c - ACPI device power management routines.
27 * acpi_power_state_string - String representation of ACPI device power state.
28 * @state: ACPI device power state to return the string representation of.
53 status = acpi_evaluate_integer(device->handle, "_PSC", NULL, &psc); in acpi_dev_pm_explicit_get()
55 return -ENODEV; in acpi_dev_pm_explicit_get()
62 * acpi_device_get_power - Get power state of an ACPI device.
63 * @device: Device to get the power state of.
64 * @state: Place to store the power state of the device.
66 * This function does not update the device's power.state field, but it may
[all …]
/Linux-v5.10/drivers/soc/ti/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
2 # 64-bit ARM SoCs from TI
10 Enable support for TI's AM6 SoC Family support
15 Enable support for TI's J721E SoC Family support
36 Packets are queued/de-queued by writing/reading descriptor address
45 Say y tp enable support for the Keystone Navigator Packet DMA on
52 tristate "AMx3 Power Management"
56 Enable power management on AM335x and AM437x. Required for suspend to mem
58 c-states on AM335x. Also required for rtc and ddr in self-refresh low
59 power mode on AM437x platforms.
[all …]
/Linux-v5.10/drivers/media/rc/
Dite-cir.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
9 #define ITE_DRIVER_NAME "ite-cir"
55 /* rx low carrier frequency, in Hz, 0 means no demodulation */
64 /* duty cycle, 0-100 */
67 /* hw-specific operation function pointers; most of these must be
73 /* enable rx */
86 /* enable tx FIFO space available interrupt */
137 /* low-speed carrier frequency limits (Hz) */
141 /* high-speed carrier frequency limits (Hz) */
153 * n in RDCR produces a tolerance of +/- n * 6.25% around the center
[all …]
/Linux-v5.10/arch/arm/mach-sa1100/include/mach/
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-v5.10/arch/arm/mach-omap2/
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 …]
/Linux-v5.10/arch/arm/mach-imx/
Davic.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
18 #include "irq-common.h"
22 #define AVIC_INTENNUM 0x08 /* int enable number reg */
24 #define AVIC_INTENABLEH 0x10 /* int enable reg high */
25 #define AVIC_INTENABLEL 0x14 /* int enable reg low */
27 #define AVIC_INTTYPEL 0x1C /* int type reg low */
28 #define AVIC_NIPRIORITY(x) (0x20 + 4 * (7 - (x))) /* int priority */
32 #define AVIC_INTSRCL 0x4C /* int source reg low */
34 #define AVIC_INTFRCL 0x54 /* int force reg low */
[all …]
/Linux-v5.10/arch/arm/boot/dts/
Dpxa300-raumfeld-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 #include <dt-bindings/gpio/gpio.h>
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
10 hw-revision = <0>;
14 stdout-path = &ffuart;
22 reg_3v3: regulator-3v3 {
23 compatible = "regulator-fixed";
24 regulator-name = "3v3-fixed-supply";
25 regulator-min-microvolt = <3300000>;
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