| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/dac/ |
| D | ad5758.txt | 4 - compatible: Must be "adi,ad5758"
5 - reg: SPI chip select number for the device
6 - spi-max-frequency: Max SPI frequency to use (< 50000000)
7 - spi-cpha: is the only mode that is supported
11 - adi,dc-dc-mode: Mode of operation of the dc-to-dc converter
14 voltage and dynamically regulates the supply voltage,
16 headroom voltage for the output buffer.
19 In this mode, the VDPC+ voltage is user-programmable to
24 current or voltage output at the VIOUT pin. Only one mode
28 * 1: DPC current mode
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| D | ad5755.txt | 1 * Analog Devices AD5755 IIO Multi-Channel DAC Linux Driver
4 - compatible: Has to contain one of the following:
6 adi,ad5755-1
11 - reg: spi chip select number for the device
12 - spi-cpha or spi-cpol: is the only modes that is supported
15 - spi-max-frequency: Definition as per
16 Documentation/devicetree/bindings/spi/spi-bus.txt
19 See include/dt-bindings/iio/ad5755.h
20 - adi,ext-dc-dc-compenstation-resistor: boolean set if the hardware have an
23 - adi,dc-dc-phase:
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| /kernel/linux/linux-6.6/drivers/cpufreq/ |
| D | e_powersaver.c | 1 // SPDX-License-Identifier: GPL-2.0-only
61 return -ENOMEM; in eps_acpi_init()
63 if (!zalloc_cpumask_var(&eps_acpi_cpu_perf->shared_cpu_map, in eps_acpi_init()
67 return -ENOMEM; in eps_acpi_init()
71 free_cpumask_var(eps_acpi_cpu_perf->shared_cpu_map); in eps_acpi_init()
74 return -EIO; in eps_acpi_init()
83 free_cpumask_var(eps_acpi_cpu_perf->shared_cpu_map); in eps_acpi_exit()
102 /* Return current frequency */ in eps_get()
104 return centaur->fsb * ((lo >> 8) & 0xff); in eps_get()
122 return -ENODEV; in eps_set_state()
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| D | pmac64-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
4 * and Markus Demleitner <msdemlei@cl.uni-heidelberg.de>
57 #define PSR_CUR_SPEED_MASK 0x0300000000000000U /* current speed */
73 * the various frequencies, retrieved from the device-tree
90 static int g5_fvt_cur; /* current op. point */
93 * SMU based voltage switching for Neo2 platforms
108 * Platform function based voltage/vdnap switching for Neo2
145 * SCOM based frequency switching for 970FX rev3
152 /* If frequency is going up, first ramp up the voltage */ in g5_scom_switch_freq()
[all …]
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| D | pmac32-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
8 * current mess. We also need to better deal with the detection of the
41 * init/main.c to make it non-init before enabling DEBUG_FREQ
60 * Different models uses different mechanisms to switch the frequency
75 /* There are only two frequency states for each processor. Values
115 /* ramping up, set voltage first */ in cpu_750fx_cpu_speed()
120 /* tweak L2 for high voltage */ in cpu_750fx_cpu_speed()
131 /* tweak L2 for low voltage */ in cpu_750fx_cpu_speed()
138 /* ramping down, set voltage last */ in cpu_750fx_cpu_speed()
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| D | speedstep-centrino.c | 1 // SPDX-License-Identifier: GPL-2.0-only
23 #include <linux/sched.h> /* current */
33 #define MAINTAINER "linux-pm@vger.kernel.org"
69 struct cpufreq_frequency_table *op_points; /* clock/voltage pairs */
74 /* Operating points for current CPU */
83 frequency/voltage operating point; frequency in MHz, volts in mV.
87 .frequency = (mhz) * 1000, \
88 .driver_data = (((mhz)/100) << 8) | ((mv - 700) / 16) \
92 * These voltage tables were derived from the Intel Pentium M
98 /* Ultra Low Voltage Intel Pentium M processor 900MHz (Banias) */
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| /kernel/linux/linux-5.10/drivers/cpufreq/ |
| D | e_powersaver.c | 1 // SPDX-License-Identifier: GPL-2.0-only
61 return -ENOMEM; in eps_acpi_init()
63 if (!zalloc_cpumask_var(&eps_acpi_cpu_perf->shared_cpu_map, in eps_acpi_init()
67 return -ENOMEM; in eps_acpi_init()
71 free_cpumask_var(eps_acpi_cpu_perf->shared_cpu_map); in eps_acpi_init()
74 return -EIO; in eps_acpi_init()
83 free_cpumask_var(eps_acpi_cpu_perf->shared_cpu_map); in eps_acpi_exit()
102 /* Return current frequency */ in eps_get()
104 return centaur->fsb * ((lo >> 8) & 0xff); in eps_get()
122 return -ENODEV; in eps_set_state()
[all …]
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| D | pmac64-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
4 * and Markus Demleitner <msdemlei@cl.uni-heidelberg.de>
57 #define PSR_CUR_SPEED_MASK 0x0300000000000000U /* current speed */
73 * the various frequencies, retrieved from the device-tree
90 static int g5_fvt_cur; /* current op. point */
93 * SMU based voltage switching for Neo2 platforms
108 * Platform function based voltage/vdnap switching for Neo2
145 * SCOM based frequency switching for 970FX rev3
152 /* If frequency is going up, first ramp up the voltage */ in g5_scom_switch_freq()
[all …]
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| D | pmac32-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
8 * current mess. We also need to better deal with the detection of the
41 * init/main.c to make it non-init before enabling DEBUG_FREQ
60 * Different models uses different mechanisms to switch the frequency
75 /* There are only two frequency states for each processor. Values
115 /* ramping up, set voltage first */ in cpu_750fx_cpu_speed()
120 /* tweak L2 for high voltage */ in cpu_750fx_cpu_speed()
131 /* tweak L2 for low voltage */ in cpu_750fx_cpu_speed()
138 /* ramping down, set voltage last */ in cpu_750fx_cpu_speed()
[all …]
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| D | speedstep-centrino.c | 1 // SPDX-License-Identifier: GPL-2.0-only
23 #include <linux/sched.h> /* current */
33 #define MAINTAINER "linux-pm@vger.kernel.org"
69 struct cpufreq_frequency_table *op_points; /* clock/voltage pairs */
74 /* Operating points for current CPU */
83 frequency/voltage operating point; frequency in MHz, volts in mV.
87 .frequency = (mhz) * 1000, \
88 .driver_data = (((mhz)/100) << 8) | ((mv - 700) / 16) \
92 * These voltage tables were derived from the Intel Pentium M
98 /* Ultra Low Voltage Intel Pentium M processor 900MHz (Banias) */
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/opp/ |
| D | opp-v2-base.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/opp/opp-v2-base.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Viresh Kumar <viresh.kumar@linaro.org>
13 Devices work at voltage-current-frequency combinations and some implementations
25 pattern: '^opp-table(-[a-z0-9]+)?$'
27 opp-shared:
30 their DVFS state together, i.e. they share clock/voltage/current lines.
31 Missing property means devices have independent clock/voltage/current
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| D | opp-v1.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/opp/opp-v1.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Viresh Kumar <viresh.kumar@linaro.org>
13 Devices work at voltage-current-frequency combinations and some implementations
19 This binding only supports voltage-frequency pairs.
24 operating-points:
25 $ref: /schemas/types.yaml#/definitions/uint32-matrix
28 - description: Frequency in kHz
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| /kernel/linux/linux-5.10/drivers/memory/samsung/ |
| D | exynos5422-dmc.c | 1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/devfreq-event.h>
100 * struct dmc_opp_table - Operating level desciption
101 * @freq_hz: target frequency in Hz
102 * @volt_uv: target voltage in uV
104 * Covers frequency and voltage settings of the DMC operating mode.
112 * struct exynos5_dmc - main structure describing DMC device
119 * @lock: protects curr_rate and frequency/voltage setting section
120 * @curr_rate: current frequency
121 * @curr_volt: current voltage
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| /kernel/linux/linux-6.6/drivers/memory/samsung/ |
| D | exynos5422-dmc.c | 1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/devfreq-event.h>
100 * struct dmc_opp_table - Operating level desciption
101 * @freq_hz: target frequency in Hz
102 * @volt_uv: target voltage in uV
104 * Covers frequency and voltage settings of the DMC operating mode.
112 * struct exynos5_dmc - main structure describing DMC device
119 * @lock: protects curr_rate and frequency/voltage setting section
120 * @curr_rate: current frequency
121 * @curr_volt: current voltage
[all …]
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/power/supply/ |
| D | bq25890.txt | 1 Binding for TI bq25890 Li-Ion Charger
7 - compatible: Should contain one of the following:
12 - reg: integer, i2c address of the device.
13 - interrupts: interrupt line;
14 - ti,battery-regulation-voltage: integer, maximum charging voltage (in uV);
15 - ti,charge-current: integer, maximum charging current (in uA);
16 - ti,termination-current: integer, charge will be terminated when current in
17 constant-voltage phase drops below this value (in uA);
18 - ti,precharge-current: integer, maximum charge current during precharge
20 - ti,minimum-sys-voltage: integer, when battery is charging and it is below
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/iio/dac/ |
| D | adi,ad5755.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Analog Devices AD5755 Multi-Channel DAC
10 - Sean Nyekjaer <sean.nyekjaer@prevas.dk>
15 - adi,ad5755
16 - adi,ad5755-1
17 - adi,ad5757
18 - adi,ad5735
19 - adi,ad5737
[all …]
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| D | adi,ad5758.yaml | 1 # 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>
19 spi-cpha: true
21 adi,dc-dc-mode:
25 Mode of operation of the dc-to-dc converter
27 In this mode, the AD5758 circuitry senses the output voltage and
28 dynamically regulates the supply voltage, VDPC+, to meet compliance
29 requirements plus an optimized headroom voltage for the output buffer.
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/power/supply/ |
| 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:
[all …]
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/opp/ |
| D | opp.txt | 2 ----------------------------------------------------
4 Devices work at voltage-current-frequency combinations and some implementations
13 Binding 1: operating-points
16 This binding only supports voltage-frequency pairs.
19 - operating-points: An array of 2-tuples items, and each item consists
20 of frequency and voltage like <freq-kHz vol-uV>.
21 freq: clock frequency in kHz
22 vol: voltage in microvolt
27 compatible = "arm,cortex-a9";
29 next-level-cache = <&L2>;
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| /kernel/linux/linux-5.10/drivers/thermal/ |
| D | devfreq_cooling.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 2014-2015 ARM Limited
9 * - If OPPs are added or removed after devfreq cooling has
30 * struct devfreq_cooling_device - Devfreq cooling device
35 * @cooling_state: Current cooling state.
51 * @req_max_freq: PM QoS request for limiting the maximum frequency
71 struct devfreq_cooling_device *dfc = cdev->devdata; in devfreq_cooling_get_max_state()
73 *state = dfc->freq_table_size - 1; in devfreq_cooling_get_max_state()
81 struct devfreq_cooling_device *dfc = cdev->devdata; in devfreq_cooling_get_cur_state()
83 *state = dfc->cooling_state; in devfreq_cooling_get_cur_state()
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/net/ |
| D | motorcomm,yt8xxx.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Frank Sae <frank.sae@motor-comm.com>
13 - $ref: ethernet-phy.yaml#
18 - ethernet-phy-id4f51.e91a
19 - ethernet-phy-id4f51.e91b
21 rx-internal-delay-ps:
24 internal delay (phy-mode is 'rgmii-id' or 'rgmii-rxid') in pico-seconds.
30 tx-internal-delay-ps:
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| /kernel/linux/linux-6.6/tools/perf/pmu-events/arch/x86/jaketown/ |
| D | uncore-power.json | 78 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
86 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
94 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
102 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
110 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
118 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
126 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
134 …"PublicDescription": "Counts the number of times when a configurable cores had a C-state demotion",
138 "BriefDescription": "Frequency Residency",
142 …frequency greater than or equal to the frequency that is configured in the filter. One can use al…
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| /kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/clk/ |
| D | gm20b.c | 89 #define DFS_DET_RANGE 6 /* -2^6 ... 2^6-1 */
90 #define SDM_DIN_RANGE 12 /* -2^12 ... 2^12-1 */
99 .coeff_slope = -165230,
136 /* safe frequency we can use at minimum voltage */
162 struct nvkm_subdev *subdev = &clk->base.base.subdev; in gm20b_pllg_read_mnp()
163 struct nvkm_device *device = subdev->device; in gm20b_pllg_read_mnp()
166 gk20a_pllg_read_mnp(&clk->base, &pll->base); in gm20b_pllg_read_mnp()
168 pll->sdm_din = (val >> GPCPLL_CFG2_SDM_DIN_SHIFT) & in gm20b_pllg_read_mnp()
175 struct nvkm_device *device = clk->base.base.subdev.device; in gm20b_pllg_write_mnp()
178 pll->sdm_din << GPCPLL_CFG2_SDM_DIN_SHIFT); in gm20b_pllg_write_mnp()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/nvkm/subdev/clk/ |
| D | gm20b.c | 89 #define DFS_DET_RANGE 6 /* -2^6 ... 2^6-1 */
90 #define SDM_DIN_RANGE 12 /* -2^12 ... 2^12-1 */
99 .coeff_slope = -165230,
136 /* safe frequency we can use at minimum voltage */
162 struct nvkm_subdev *subdev = &clk->base.base.subdev; in gm20b_pllg_read_mnp()
163 struct nvkm_device *device = subdev->device; in gm20b_pllg_read_mnp()
166 gk20a_pllg_read_mnp(&clk->base, &pll->base); in gm20b_pllg_read_mnp()
168 pll->sdm_din = (val >> GPCPLL_CFG2_SDM_DIN_SHIFT) & in gm20b_pllg_read_mnp()
175 struct nvkm_device *device = clk->base.base.subdev.device; in gm20b_pllg_write_mnp()
178 pll->sdm_din << GPCPLL_CFG2_SDM_DIN_SHIFT); in gm20b_pllg_write_mnp()
[all …]
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| /kernel/linux/linux-6.6/drivers/regulator/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "Voltage and Current Regulator Support"
6 Generic Voltage and Current Regulator support.
8 This framework is designed to provide a generic interface to voltage
9 and current regulators within the Linux kernel. It's intended to
10 provide voltage and current control to client or consumer drivers and
16 to both voltage regulators (where voltage output is controllable) and
17 current sinks (where current output is controllable).
34 tristate "Fixed voltage regulator support"
36 This driver provides support for fixed voltage regulators,
[all …]
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