/openbmc/linux/drivers/cpufreq/ |
H A D | freq_table.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright (C) 2002 - 2003 Dominik Brodowski 14 * FREQUENCY TABLE HELPERS * 19 struct cpufreq_frequency_table *pos, *table = policy->freq_table; in policy_has_boost_freq() 25 if (pos->flags & CPUFREQ_BOOST_FREQ) in policy_has_boost_freq() 41 freq = pos->frequency; in cpufreq_frequency_table_cpuinfo() 43 if ((!cpufreq_boost_enabled() || !policy->boost_enabled) in cpufreq_frequency_table_cpuinfo() 44 && (pos->flags & CPUFREQ_BOOST_FREQ)) in cpufreq_frequency_table_cpuinfo() 47 pr_debug("table entry %u: %u kHz\n", (int)(pos - table), freq); in cpufreq_frequency_table_cpuinfo() 54 policy->min = policy->cpuinfo.min_freq = min_freq; in cpufreq_frequency_table_cpuinfo() [all …]
|
/openbmc/linux/Documentation/admin-guide/pm/ |
H A D | intel-speed-select.rst | 1 .. SPDX-License-Identifier: GPL-2.0 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 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 ------------ 47 # intel-speed-select --help 49 The top-level help describes arguments and features. Notice that there is a [all …]
|
/openbmc/u-boot/arch/arm/dts/ |
H A D | ast2600-bletchley.dts | 1 // SPDX-License-Identifier: GPL-2.0+ 3 /dts-v1/; 5 #include "ast2600-u-boot.dtsi" 9 compatible = "facebook,bletchley-bmc", "aspeed,ast2600"; 17 stdout-path = &uart5; 35 clock-frequency = <800000000>; 38 clock-frequency = <800000000>; 44 u-boot,dm-pre-reloc; 49 clock-frequency = <400000000>; 66 pinctrl-names = "default"; [all …]
|
H A D | tegra30-apalis.dts | 1 /dts-v1/; 10 stdout-path = &uarta; 35 pcie-controller@00003000 { 37 avdd-pexa-supply = <&vdd2_reg>; 38 vdd-pexa-supply = <&vdd2_reg>; 39 avdd-pexb-supply = <&vdd2_reg>; 40 vdd-pexb-supply = <&vdd2_reg>; 41 avdd-pex-pll-supply = <&vdd2_reg>; 42 avdd-plle-supply = <&ldo6_reg>; 43 vddio-pex-ctl-supply = <&sys_3v3_reg>; [all …]
|
H A D | ast2600-slt.dts | 1 /dts-v1/; 3 #include "ast2600-u-boot.dtsi" 12 stdout-path = &uart5; 30 clock-frequency = <800000000>; 33 clock-frequency = <800000000>; 39 u-boot,dm-pre-reloc; 44 clock-frequency = <400000000>; 48 u-boot,dm-pre-reloc; 53 u-boot,dm-pre-reloc; 58 u-boot,dm-pre-reloc; [all …]
|
H A D | ast2600-pfr.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /dts-v1/; 4 #include "ast2600-u-boot.dtsi" 8 compatible = "aspeed,ast2600-evb", "aspeed,ast2600"; 16 stdout-path = &uart5; 34 clock-frequency = <800000000>; 37 clock-frequency = <800000000>; 43 u-boot,dm-pre-reloc; 48 clock-frequency = <400000000>; 65 pinctrl-names = "default"; [all …]
|
H A D | ast2600-intel.dts | 1 // SPDX-License-Identifier: GPL-2.0+ 2 /dts-v1/; 4 #include "ast2600-u-boot.dtsi" 8 compatible = "aspeed,ast2600-intel", "aspeed,ast2600"; 16 stdout-path = &uart5; 34 clock-frequency = <1200000000>; 37 clock-frequency = <1200000000>; 43 u-boot,dm-pre-reloc; 48 clock-frequency = <400000000>; 65 pinctrl-names = "default"; [all …]
|
H A D | ast2600-evb.dts | 1 /dts-v1/; 3 #include "ast2600-u-boot.dtsi" 7 compatible = "aspeed,ast2600-evb", "aspeed,ast2600"; 15 stdout-path = &uart5; 33 clock-frequency = <800000000>; 36 clock-frequency = <800000000>; 42 u-boot,dm-pre-reloc; 47 clock-frequency = <400000000>; 64 pinctrl-names = "default"; 65 pinctrl-0 = < &pinctrl_mdio1_default &pinctrl_mdio2_default [all …]
|
H A D | ast2600-gb200nvl-bmc-nvidia.dts | 1 // SPDX-License-Identifier: GPL-2.0+ 2 /dts-v1/; 4 #include "ast2600-u-boot.dtsi" 8 compatible = "nvidia,gb200nvl-bmc", "aspeed,ast2600"; 16 stdout-path = &uart5; 34 clock-frequency = <800000000>; 37 clock-frequency = <800000000>; 43 u-boot,dm-pre-reloc; 48 clock-frequency = <400000000>; 66 pinctrl-names = "default"; [all …]
|
H A D | tegra30-beaver.dts | 1 /dts-v1/; 10 stdout-path = &uarta; 31 pcie-controller@00003000 { 34 avdd-pexa-supply = <&ldo1_reg>; 35 vdd-pexa-supply = <&ldo1_reg>; 36 avdd-pexb-supply = <&ldo1_reg>; 37 vdd-pexb-supply = <&ldo1_reg>; 38 avdd-pex-pll-supply = <&ldo1_reg>; 39 avdd-plle-supply = <&ldo1_reg>; 40 vddio-pex-ctl-supply = <&sys_3v3_reg>; [all …]
|
H A D | tegra124-cei-tk1-som.dts | 1 /dts-v1/; 6 model = "Colorado Engineering TK1-SOM"; 7 compatible = "nvidia,cei-tk1-som", "nvidia,tegra124"; 10 stdout-path = &uartd; 32 pcie-controller@01003000 { 35 avddio-pex-supply = <&vdd_1v05_run>; 36 dvddio-pex-supply = <&vdd_1v05_run>; 37 avdd-pex-pll-supply = <&vdd_1v05_run>; 38 hvdd-pex-supply = <&vdd_3v3_lp0>; 39 hvdd-pex-pll-e-supply = <&vdd_3v3_lp0>; [all …]
|
H A D | tegra124-jetson-tk1.dts | 1 /dts-v1/; 7 compatible = "nvidia,jetson-tk1", "nvidia,tegra124"; 10 stdout-path = &uartd; 32 pcie-controller@01003000 { 35 avddio-pex-supply = <&vdd_1v05_run>; 36 dvddio-pex-supply = <&vdd_1v05_run>; 37 avdd-pex-pll-supply = <&vdd_1v05_run>; 38 hvdd-pex-supply = <&vdd_3v3_lp0>; 39 hvdd-pex-pll-e-supply = <&vdd_3v3_lp0>; 40 vddio-pex-ctl-supply = <&vdd_3v3_lp0>; [all …]
|
/openbmc/linux/Documentation/cpu-freq/ |
H A D | cpu-drivers.rst | 1 .. SPDX-License-Identifier: GPL-2.0 10 - Dominik Brodowski <linux@brodo.de> 11 - Rafael J. Wysocki <rafael.j.wysocki@intel.com> 12 - Viresh Kumar <viresh.kumar@linaro.org> 18 1.2 Per-CPU Initialization 24 2. Frequency Table Helpers 31 So, you just got a brand-new CPU / chipset with datasheets and want to 37 ------------------ 46 .name - The name of this driver. 48 .init - A pointer to the per-policy initialization function. [all …]
|
/openbmc/linux/include/linux/ |
H A D | cpufreq.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 6 * (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de> 28 * Frequency values here are CPU kHz 30 * Maximum transition latency is in nanoseconds - if it's unknown, 34 #define CPUFREQ_ETERNAL (-1) 51 /* in 10^(-9) s = nanoseconds */ 69 unsigned int max; /* in kHz */ member 96 * - Any routine that wants to read from the policy structure will 98 * - Any routine that will write to the policy structure and/or may take away 106 * - fast_switch_possible should be set by the driver if it can [all …]
|
/openbmc/linux/arch/arm/boot/dts/qcom/ |
H A D | qcom-msm8960-cdp.dts | 1 // SPDX-License-Identifier: GPL-2.0 2 #include <dt-bindings/input/input.h> 4 #include "qcom-msm8960.dtsi" 8 compatible = "qcom,msm8960-cdp", "qcom,msm8960"; 15 stdout-path = "serial0:115200n8"; 18 ext_l2: gpio-regulator { 19 compatible = "regulator-fixed"; 20 regulator-name = "ext_l2"; 22 startup-delay-us = <10000>; 23 enable-active-high; [all …]
|
H A D | qcom-msm8960-samsung-expressatt.dts | 1 // SPDX-License-Identifier: GPL-2.0 2 #include <dt-bindings/input/input.h> 4 #include "qcom-msm8960.dtsi" 5 #include <dt-bindings/reset/qcom,gcc-msm8960.h> 8 model = "Samsung Galaxy Express SGH-I437"; 10 chassis-type = "handset"; 19 stdout-path = "serial0:115200n8"; 33 vmmc-supply = <&pm8921_l5>; 38 vmmc-supply = <&pm8921_l6>; 39 vqmmc-supply = <&pm8921_l7>; [all …]
|
H A D | qcom-apq8064-sony-xperia-lagan-yuga.dts | 1 // SPDX-License-Identifier: GPL-2.0 2 #include "qcom-apq8064-v2.0.dtsi" 3 #include <dt-bindings/gpio/gpio.h> 4 #include <dt-bindings/input/input.h> 5 #include <dt-bindings/mfd/qcom-rpm.h> 6 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> 10 compatible = "sony,xperia-yuga", "qcom,apq8064"; 11 chassis-type = "handset"; 18 stdout-path = "serial0:115200n8"; 21 gpio-keys { [all …]
|
/openbmc/u-boot/doc/device-tree-bindings/spi/ |
H A D | spi-stm32-qspi.txt | 2 -------------------------------------------- 5 - compatible : should be "st,stm32-qspi". 6 - reg : 1. Physical base address and size of SPI registers map. 8 - spi-max-frequency : Max supported spi frequency. 9 - status : enable in requried dts. 12 -------------------------- 13 - spi-max-frequency : Max supported spi frequency. 14 - spi-tx-bus-width : Bus width (number of lines) for writing (1-4) 15 - spi-rx-bus-width : Bus width (number of lines) for reading (1-4) 16 - memory-map : Address and size for memory-mapping the flash [all …]
|
/openbmc/linux/arch/arm/boot/dts/broadcom/ |
H A D | bcm28155-ap.dts | 1 // SPDX-License-Identifier: GPL-2.0-only 4 /dts-v1/; 6 #include <dt-bindings/gpio/gpio.h> 12 compatible = "brcm,bcm28155-ap", "brcm,bcm11351"; 21 clock-frequency = <400000>; 26 clock-frequency = <400000>; 31 clock-frequency = <400000>; 36 clock-frequency = <100000>; 49 non-removable; 50 max-frequency = <48000000>; [all …]
|
/openbmc/linux/Documentation/admin-guide/media/ |
H A D | si4713.rst | 1 .. SPDX-License-Identifier: GPL-2.0 14 ---------------------------- 26 Users must comply with local regulations on radio frequency (RF) transmission. 29 ------------------------- 34 The I2C device driver exports a v4l2-subdev interface to the kernel. 36 using the v4l2-subdev calls (g_ext_ctrls, s_ext_ctrls). 42 Applications can use v4l2 radio API to specify frequency of operation, mute state, 48 ---------------------- 51 Here is an output from v4l2-ctl util: 53 .. code-block:: none [all …]
|
/openbmc/linux/arch/arm/boot/dts/samsung/ |
H A D | exynos5422-cpus.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 13 * Exynos5420 and Exynos5800 always boot from Cortex-A15. On Exynos5422 15 * the gpg2-1 GPIO. By default all Exynos5422 based boards choose booting 16 * from the LITTLE: Cortex-A7. 21 #address-cells = <1>; 22 #size-cells = <0>; 24 cpu-map { 58 compatible = "arm,cortex-a7"; 61 clock-frequency = <1000000000>; 62 cci-control-port = <&cci_control0>; [all …]
|
H A D | exynos5420-cpus.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 14 * Exynos5420 and Exynos5800 always boot from Cortex-A15. On Exynos5422 16 * the gpg2-1 GPIO. By default all Exynos5422 based boards choose booting 17 * from the LITTLE: Cortex-A7. 22 #address-cells = <1>; 23 #size-cells = <0>; 25 cpu-map { 59 compatible = "arm,cortex-a15"; 62 clock-frequency = <1800000000>; 63 cci-control-port = <&cci_control1>; [all …]
|
/openbmc/linux/arch/riscv/boot/dts/sifive/ |
H A D | hifive-unmatched-a00.dts | 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 4 #include "fu740-c000.dtsi" 5 #include <dt-bindings/gpio/gpio.h> 6 #include <dt-bindings/interrupt-controller/irq.h> 7 #include <dt-bindings/leds/common.h> 8 #include <dt-bindings/pwm/pwm.h> 10 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */ 15 compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000", 19 stdout-path = "serial0"; 23 timebase-frequency = <RTCCLK_FREQ>; [all …]
|
H A D | hifive-unleashed-a00.dts | 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 2 /* Copyright (c) 2018-2019 SiFive, Inc */ 4 #include "fu540-c000.dtsi" 5 #include <dt-bindings/gpio/gpio.h> 6 #include <dt-bindings/leds/common.h> 7 #include <dt-bindings/pwm/pwm.h> 9 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */ 14 compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000", 18 stdout-path = "serial0"; 22 timebase-frequency = <RTCCLK_FREQ>; [all …]
|
/openbmc/linux/drivers/gpu/drm/i915/gt/ |
H A D | selftest_slpc.c | 1 // SPDX-License-Identifier: MIT 32 pr_err("Could not set min frequency to [%u]\n", freq); in slpc_set_min_freq() 45 pr_err("Could not set maximum frequency [%u]\n", in slpc_set_max_freq() 56 struct intel_guc_slpc *slpc = >->uc.guc.slpc; in slpc_set_freq() 60 pr_err("Unable to update max freq"); in slpc_set_freq() 73 static int slpc_restore_freq(struct intel_guc_slpc *slpc, u32 min, u32 max) in slpc_restore_freq() argument 77 err = slpc_set_max_freq(slpc, max); in slpc_restore_freq() 79 pr_err("Unable to restore max freq"); in slpc_restore_freq() 105 *freq = intel_rps_read_actual_frequency(>->rps); in measure_power_at_freq() 106 *power = measure_power(>->rps, freq); in measure_power_at_freq() [all …]
|