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/linux/Documentation/devicetree/bindings/power/supply/
H A Dbq25890.yaml1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Bq25890, bq25892, bq25895 and bq25896 Li-Ion Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
19 - enum:
20 - ti,bq25890
21 - items:
22 - enum:
[all …]
H A Drichtek,rt9467.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - ChiYuan Huang <cy_huang@richtek.com>
11 - ChiaEn Wu <chiaen_wu@richtek.com>
14 RT9467 is a switch-mode single cell Li-Ion/Li-Polymer battery charger for
16 MOSFETs, input current sensing and regulation, high-accuracy voltage
17 regulation, and charge termination. The charge current is regulated through
20 The RT9467 also features USB On-The-Go (OTG) support. It also integrates
21 D+/D- pin for USB host/charging port detection.
[all …]
/linux/Documentation/devicetree/bindings/leds/
H A Dmaxim,max77693.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
16 There are two LED outputs available - FLED1 and FLED2. Each of them can
18 maximum current for a single connected LED. One LED is represented by one
26 const: maxim,max77693-led
28 maxim,boost-mode:
30 In boost mode the device can produce up to 1.2A of total current on both
31 outputs. The maximum current on each output is reduced to 625mA then. If
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/linux/Documentation/devicetree/bindings/sound/
H A Dcs35l36.txt5 - compatible : "cirrus,cs35l36"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
13 - cirrus,boost-ctl-millivolt : Boost Voltage Value. Configures the boost
18 - cirrus,boost-peak-milliamp : Boost-converter peak current limit in mA.
19 Configures the peak current by monitoring the current through the boost FET.
24 - cirrus,boost-ind-nanohenry : Inductor estimation LBST reference value.
25 Seeds the digital boost converter's inductor estimation block with the initial
32 - cirrus,multi-amp-mode : Boolean to determine if there are more than
33 one amplifier in the system. If more than one it is best to Hi-Z the ASP
[all …]
H A Dcs35l35.txt5 - compatible : "cirrus,cs35l35"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
13 - interrupts : IRQ line info CS35L35.
14 (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
17 - cirrus,boost-ind-nanohenry: Inductor value for boost converter. The value is
21 - reset-gpios : gpio used to reset the amplifier
23 - cirrus,stereo-config : Boolean to determine if there are 2 AMPs for a
26 - cirrus,audio-channel : Set Location of Audio Signal on Serial Port
30 - cirrus,advisory-channel : Set Location of Advisory Signal on Serial Port
[all …]
H A Dcs35l33.txt5 - compatible : "cirrus,cs35l33"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
15 - reset-gpios : gpio used to reset the amplifier
17 - interrupts : IRQ line info CS35L33.
18 (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
21 - cirrus,boost-ctl : Booster voltage use to supply the amp. If the value is
22 0, then VBST = VP. If greater than 0, the boost voltage will be 3300mV with
26 - cirrus,ramp-rate : On power up, it affects the time from when the power
27 up sequence begins to the time the audio reaches a full-scale output.
[all …]
/linux/Documentation/devicetree/bindings/leds/backlight/
H A Dqcom-wled.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/qcom-wled.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bjorn Andersson <andersson@kernel.org>
11 - Kiran Gunda <quic_kgunda@quicinc.com>
21 - qcom,pm8941-wled
22 - qcom,pmi8950-wled
23 - qcom,pmi8994-wled
24 - qcom,pmi8998-wled
[all …]
H A Dti,lm3509.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI LM3509 High Efficiency Boost for White LED's and/or OLED Displays
10 - Patrick Gansterer <paroga@paroga.com>
13 The LM3509 current mode boost converter offers two separate outputs.
23 "#address-cells":
26 "#size-cells":
29 reset-gpios:
32 ti,brightness-rate-of-change-us:
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H A Dlm3630a-backlight.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/lm3630a-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI LM3630A High-Efficiency Dual-String White LED
10 - Lee Jones <lee@kernel.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
15 The LM3630A is a current-mode boost converter which supplies the power and
16 controls the current in up to two strings of 10 LEDs per string.
[all …]
/linux/kernel/sched/
H A Dcpufreq_schedutil.c1 // SPDX-License-Identifier: GPL-2.0
3 * CPUFreq governor based on scheduler-provided CPU utilization data.
52 /* The field below is for single-CPU policies only: */
67 * Since cpufreq_update_util() is called with rq->lock held for in sugov_should_update_freq()
68 * the @target_cpu, our per-CPU data is fully serialized. in sugov_should_update_freq()
70 * However, drivers cannot in general deal with cross-CPU in sugov_should_update_freq()
81 if (!cpufreq_this_cpu_can_update(sg_policy->policy)) in sugov_should_update_freq()
84 if (unlikely(sg_policy->limits_change in sugov_should_update_freq()
166 get_next_freq(struct sugov_policy * sg_policy,unsigned long util,unsigned long max) get_next_freq() argument
183 sugov_effective_cpu_perf(int cpu,unsigned long actual,unsigned long min,unsigned long max) sugov_effective_cpu_perf() argument
198 sugov_get_util(struct sugov_cpu * sg_cpu,unsigned long boost) sugov_get_util() argument
200 unsigned long min, max, util = cpu_util_cfs_boost(sg_cpu->cpu); sugov_get_util() local
354 unsigned long boost; sugov_update_single_common() local
466 unsigned long boost; sugov_next_freq_shared() local
[all...]
/linux/arch/x86/kernel/
H A Ditmt.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * itmt.c: Support Intel Turbo Boost Max Technology 3.0
8 * On platforms supporting Intel Turbo Boost Max Technology 3.0, (ITMT),
12 * to run tasks on the CPUs with higher max turbo frequencies.
34 * of higher turbo frequency for cpus supporting Intel Turbo Boost Max
51 return -EINVAL; in sched_itmt_update_handler()
82 * sched_set_itmt_support() - Indicate platform supports ITMT
87 * The current scheme has the pstate driver detects if the system
110 return -ENOMEM; in sched_set_itmt_support()
126 * sched_clear_itmt_support() - Revoke platform's support of ITMT
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/linux/tools/power/cpupower/utils/
H A Dcpufreq-info.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.de>
39 value[LINE_LEN - 1] = '\0'; in count_cpus()
40 if (strlen(value) < (LINE_LEN - 2)) in count_cpus()
62 unsigned long min, max; in proc_cpufreq_output() local
64 printf(_(" minimum CPU frequency - maximum CPU frequency - governor\n")); in proc_cpufreq_output()
72 if (cpufreq_get_hardware_limits(cpu, &min, &max)) { in proc_cpufreq_output()
73 max = 0; in proc_cpufreq_output()
75 min_pctg = (policy->min * 100) / max; in proc_cpufreq_output()
76 max_pctg = (policy->max * 100) / max; in proc_cpufreq_output()
[all …]
/linux/Documentation/devicetree/bindings/mfd/
H A Drockchip,rk817.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chris Zhong <zyw@rock-chips.com>
11 - Zhang Qing <zhangqing@rock-chips.com>
21 - rockchip,rk809
22 - rockchip,rk817
30 '#clock-cells':
32 See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.
39 clock-names:
[all …]
/linux/arch/x86/include/uapi/asm/
H A Damd_hsmp.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
21 HSMP_GET_SOCKET_POWER_LIMIT, /* 06h Get current socket power limit */
25 HSMP_GET_BOOST_LIMIT, /* 0Ah Get current frequency limit */
27 HSMP_SET_XGMI_LINK_WIDTH, /* 0Ch Set max and min width of xGMI Link */
29 HSMP_SET_AUTO_DF_PSTATE, /* 0Eh Enable DF P-State Performance Boost algorithm */
30 HSMP_GET_FCLK_MCLK, /* 0Fh Get FCLK and MEMCLK for current socket */
33 HSMP_SET_NBIO_DPM_LEVEL, /* 12h Set max/min LCLK DPM Level for a given NBIO */
34 HSMP_GET_NBIO_DPM_LEVEL, /* 13h Get LCLK DPM level min and max for a given NBIO */
35 HSMP_GET_DDR_BANDWIDTH, /* 14h Get theoretical maximum and current DDR Bandwidth */
37 HSMP_GET_DIMM_TEMP_RANGE, /* 16h Get per-DIMM temperature range and refresh rate */
[all …]
/linux/drivers/i2c/busses/
H A Di2c-cht-wc.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 * Copyright (C) 2011 - 2014 Intel Corporation. All rights reserved.
62 mutex_lock(&adap->adap_lock); in cht_wc_i2c_adap_thread_handler()
65 ret = regmap_read(adap->regmap, CHT_WC_EXTCHGRIRQ, &reg); in cht_wc_i2c_adap_thread_handler()
67 dev_err(&adap->adapter.dev, "Error reading extchgrirq reg\n"); in cht_wc_i2c_adap_thread_handler()
68 mutex_unlock(&adap->adap_lock); in cht_wc_i2c_adap_thread_handler()
72 reg &= ~adap->irq_mask; in cht_wc_i2c_adap_thread_handler()
75 ret = regmap_read(adap->regmap, CHT_WC_I2C_RDDATA, &adap->read_data); in cht_wc_i2c_adap_thread_handler()
77 adap->io_error = true; in cht_wc_i2c_adap_thread_handler()
81 * handling the previous ones our irq will re-trigger when we're done. in cht_wc_i2c_adap_thread_handler()
[all …]
/linux/arch/arm/boot/dts/qcom/
H A Dqcom-msm8974-sony-xperia-rhine.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include "qcom-msm8974.dtsi"
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/leds/common.h>
7 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
15 stdout-path = "serial0:115200n8";
18 gpio-keys {
19 compatible = "gpio-keys";
21 pinctrl-names = "default";
22 pinctrl-0 = <&gpio_keys_pin_a>;
[all …]
H A Dqcom-msm8974pro-fairphone-fp2.dts1 // SPDX-License-Identifier: GPL-2.0
2 #include "qcom-msm8974pro.dtsi"
5 #include <dt-bindings/input/input.h>
6 #include <dt-bindings/leds/common.h>
7 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
12 chassis-type = "handset";
21 stdout-path = "serial0:115200n8";
24 gpio-keys {
25 compatible = "gpio-keys";
27 pinctrl-names = "default";
[all …]
/linux/drivers/power/supply/
H A Dbq25890_charger.c1 // SPDX-License-Identifier: GPL-2.0-or-later
82 u8 ichg; /* charge current */
84 u8 iterm; /* termination current */
85 u8 iprechg; /* precharge current */
87 u8 boostv; /* boost regulation voltage */
88 u8 boosti; /* boost current limit */
89 u8 boostf; /* boost frequency */
113 char name[28]; /* "bq25890-charger-%d" */
272 * Most of the val -> idx conversions can be computed, given the minimum,
299 /* Boost mode current limit lookup table, in uA */
[all …]
/linux/Documentation/ABI/testing/
H A Dsysfs-platform-asus-wmi6 Change CPU clock configuration (write-only).
9 * 0 -> Super Performance Mode
10 * 1 -> High Performance Mode
11 * 2 -> Power Saving Mode
46 Fan boost mode:
47 * 0 - normal,
48 * 1 - overboost,
49 * 2 - silent
57 * 0 - default,
58 * 1 - overboost,
[all …]
/linux/arch/arm/boot/dts/st/
H A Dstm32mp157c-ed1.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
6 /dts-v1/;
10 #include "stm32mp15-pinctrl.dtsi"
11 #include "stm32mp15xxaa-pinctrl.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/leds/common.h>
14 #include <dt-bindings/mfd/st,stpmic1.h>
18 compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
25 stdout-path = "serial0:115200n8";
[all …]
/linux/tools/power/cpupower/po/
H A Dde.po3 # Copyright (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.net>
8 "Project-Id-Version: cpufrequtils 006\n"
9 "Report-Msgid-Bugs-To: \n"
10 "POT-Creation-Date: 2011-03-08 17:03+0100\n"
11 "PO-Revision-Date: 2019-06-02 15:23+0200\n"
12 "Last-Translator: Benjamin Weis <benjamin.weis@gmx.com>\n"
13 "Language-Team: NONE\n"
15 "MIME-Version: 1.0\n"
16 "Content-Type: text/plain; charset=UTF-8\n"
17 "Content-Transfer-Encoding: 8bit\n"
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/linux/Documentation/admin-guide/pm/
H A Dcpufreq.rst1 .. SPDX-License-Identifier: GPL-2.0
20 Operating Performance Points or P-states (in ACPI terminology). As a rule,
24 time (or the more power is drawn) by the CPU in the given P-state. Therefore
29 as possible and then there is no reason to use any P-states different from the
30 highest one (i.e. the highest-performance frequency/voltage configuration
38 put into different P-states.
41 capacity, so as to decide which P-states to put the CPUs into. Of course, since
64 information on the available P-states (or P-state ranges in some cases) and
65 access platform-specific hardware interfaces to change CPU P-states as requested
70 performance scaling algorithms for P-state selection can be represented in a
[all …]
/linux/Documentation/hwmon/
H A Dlm93.rst10 Addresses scanned: I2C 0x2c-0x2e
18 Addresses scanned: I2C 0x2c-0x2e
24 - Mark M. Hoffman <mhoffman@lightlink.com>
25 - Ported to 2.6 by Eric J. Bowersox <ericb@aspsys.com>
26 - Adapted to 2.6.20 by Carsten Emde <ce@osadl.org>
27 - Modified for mainline integration by Hans J. Koch <hjk@hansjkoch.de>
30 -----------------
33 Set to non-zero to force some initializations (default is 0).
38 Configures in7 and in8 limit type, where 0 means absolute and non-zero
46 A "0" configures the VID pins for V(ih) = 2.1V min, V(il) = 0.8V max.
[all …]
/linux/drivers/platform/x86/x86-android-tablets/
H A Dshared-psy-info.c1 // SPDX-License-Identifier: GPL-2.0-or-later
8 * Copyright (C) 2021-2023 Hans de Goede <hdegoede@redhat.com>
17 #include "shared-psy-info.h"
20 const char * const tusb1211_chg_det_psy[] = { "tusb1211-charger-detec
[all...]
/linux/drivers/cpufreq/
H A Dcpufreq.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de>
9 * Oct 2005 - Ashok Raj <ashok.raj@intel.com>
11 * Feb 2006 - Jacob Shin <jacob.shin@amd.com>
12 * Fix handling for CPU hotplug -- affected CPUs
54 * The "cpufreq driver" - the arch- or hardware-dependent low
73 return cpufreq_driver->target_index || cpufreq_driver->target; in has_target()
78 return !!cpufreq_driver->target_index; in has_target_index()
114 return !!(cpufreq_driver->flags & CPUFREQ_HAVE_GOVERNOR_PER_POLICY); in have_governor_per_policy()
123 return &policy->kobj; in get_governor_parent_kobj()
[all …]

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