| /openbmc/linux/Documentation/devicetree/bindings/power/supply/ |
| H A D | bq25890.yaml | 1 # 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:
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| H A D | richtek,rt9467.yaml | 1 # 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.
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| /openbmc/linux/Documentation/devicetree/bindings/leds/ |
| H A D | maxim,max77693.yaml | 1 # 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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| H A D | leds-sgm3140.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/leds-sgm3140.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: SGMICRO SGM3140 500mA Buck/Boost Charge Pump LED Driver
10 - Luca Weiss <luca@z3ntu.xyz>
13 The SGM3140 is a current-regulated charge pump which can regulate two current
17 http://www.sg-micro.com/uploads/soft/20190626/1561535688.pdf
22 - ocs,ocp8110
23 - richtek,rt5033-led
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| /openbmc/linux/Documentation/devicetree/bindings/sound/ |
| H A D | cs35l36.txt | 5 - 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
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| H A D | cs35l35.txt | 5 - 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
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| H A D | cs35l33.txt | 5 - 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.
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| /openbmc/linux/Documentation/devicetree/bindings/leds/backlight/ |
| H A D | qcom-wled.yaml | 1 # 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 <bjorn.andersson@linaro.org>
11 - Kiran Gunda <kgunda@codeaurora.org>
21 - qcom,pm8941-wled
22 - qcom,pmi8950-wled
23 - qcom,pmi8994-wled
24 - qcom,pmi8998-wled
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| H A D | lm3630a-backlight.yaml | 1 # 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.
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| /openbmc/linux/Documentation/devicetree/bindings/mfd/ |
| H A D | st,stpmic1.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 - pascal Paillet <p.paillet@foss.st.com>
24 "#interrupt-cells":
27 interrupt-controller: true
36 const: st,stpmic1-onkey
40 - description: onkey-falling, happens when onkey is pressed. IT_PONKEY_F of pmic
41 - description: onkey-rising, happens when onkey is released. IT_PONKEY_R of pmic
43 interrupt-names:
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| H A D | rockchip,rk817.yaml | 1 # 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,rk817
29 '#clock-cells':
31 See <dt-bindings/clock/rockchip,rk808.h> for clock IDs.
35 clock-output-names:
39 rockchip,system-power-controller:
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| H A D | maxim,max77693.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chanwoo Choi <cw00.choi@samsung.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
18 includes voltage current regulators, charger, LED/flash, haptic motor driver
37 max77693-muic:
44 const: maxim,max77693-muic
47 - compatible
55 const: maxim,max77693-muic
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| /openbmc/linux/arch/x86/include/uapi/asm/ |
| H A D | amd_hsmp.h | 1 /* 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 */
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| /openbmc/fb-ipmi-oem/include/ |
| H A D | sensorutils.hpp | 3 * Copyright (c) 2018-present Facebook.
9 * http://www.apache.org/licenses/LICENSE-2.0
21 #include <phosphor-logging/log.hpp>
30 static constexpr int16_t minInt10 = -0x200;
32 static constexpr int8_t minInt4 = -8;
49 current = 0x3, enumerator
62 using SensorSubTree = boost::container::flat_map<
64 boost::container::flat_map<std::string, std::vector<std::string>>,
75 phosphor::logging::entry("ERRNO=0x%X", -ret)); in getSensorSubtree()
114 const static boost::container::flat_map<const char*, SensorUnits, CmpStr>
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| /openbmc/linux/arch/x86/kernel/ |
| H A D | itmt.c | 1 // 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()
83 * sched_set_itmt_support() - Indicate platform supports ITMT
88 * The current scheme has the pstate driver detects if the system
111 return -ENOMEM; in sched_set_itmt_support()
127 * sched_clear_itmt_support() - Revoke platform's support of ITMT
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| /openbmc/linux/tools/power/cpupower/utils/ |
| H A D | cpufreq-info.c | 1 // 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()
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| /openbmc/linux/drivers/i2c/busses/ |
| H A D | i2c-cht-wc.c | 1 // 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, ®); 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()
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| /openbmc/dbus-sensors/src/psu/ |
| H A D | PSUSensorMain.cpp | 8 // http://www.apache.org/licenses/LICENSE-2.0
26 #include <boost/algorithm/string/case_conv.hpp>
27 #include <boost/algorithm/string/replace.hpp>
28 #include <boost/asio/error.hpp>
29 #include <boost/asio/io_context.hpp>
30 #include <boost/asio/post.hpp>
31 #include <boost/asio/steady_timer.hpp>
32 #include <boost/container/flat_map.hpp>
33 #include <boost/container/flat_set.hpp>
34 #include <phosphor-loggin
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| /openbmc/linux/Documentation/ABI/testing/ |
| H A D | sysfs-platform-asus-wmi | 6 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,
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| /openbmc/linux/drivers/power/supply/ |
| H A D | bq25890_charger.c | 1 // 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 */
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| /openbmc/linux/arch/arm/boot/dts/st/ |
| H A D | stm32mp157c-ed1.dts | 1 // 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/mfd/st,stpmic1.h>
17 compatible = "st,stm32mp157c-ed1", "st,stm32mp157";
24 stdout-path = "serial0:115200n8";
32 reserved-memory {
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| H A D | stm32mp15xx-osd32.dtsi | 1 /* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
7 #include "stm32mp15-pinctrl.dtsi"
9 #include <dt-bindings/mfd/st,stpmic1.h>
12 reserved-memory {
13 #address-cells = <1>;
14 #size-cells = <1>;
18 compatible = "shared-dma-pool";
20 no-map;
24 compatible = "shared-dma-pool";
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| /openbmc/linux/kernel/sched/ |
| H A D | cpufreq_schedutil.c | 1 // 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_changed)) { in sugov_should_update_freq()
85 sg_policy->limits_changed = false; in sugov_should_update_freq()
86 sg_policy->need_freq_update = cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS); in sugov_should_update_freq()
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| /openbmc/linux/drivers/platform/x86/x86-android-tablets/ |
| H A D | shared-psy-info.c | 1 // 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-detect" };
21 const char * const bq24190_psy[] = { "bq24190-charger" };
22 const char * const bq25890_psy[] = { "bq25890-charger-0" };
25 PROPERTY_ENTRY_STRING_ARRAY("supplied-from", bq24190_psy),
34 PROPERTY_ENTRY_STRING_ARRAY("supplied-from", bq25890_psy),
42 /* LiPo HighVoltage (max 4.35V) settings used by most devs with a HV bat. */
44 PROPERTY_ENTRY_STRING("compatible", "simple-battery"),
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| /openbmc/linux/Documentation/admin-guide/pm/ |
| H A D | cpufreq.rst | 1 .. 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
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