| /openbmc/linux/Documentation/hwmon/ |
| H A D | g762.rst | 4 The GMT G762 Fan Speed PWM Controller is connected directly to a fan
5 and performs closed-loop or open-loop control of the fan speed. Two
6 modes - PWM or DC - are supported by the device.
9 http://natisbad.org/NAS/ref/GMT_EDS-762_763-080710-0.2.pdf. sysfs
10 bindings are described in Documentation/hwmon/sysfs-interface.rst.
25 set desired fan speed. This only makes sense in closed-loop
26 fan speed control (i.e. when pwm1_enable is set to 2).
29 provide current fan rotation value in RPM as reported by
44 in closed-loop control mode, if fan RPM value is 25% out
49 set current fan speed control mode i.e. 1 for manual fan
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| H A D | aquacomputer_d5next.rst | 1 .. SPDX-License-Identifier: GPL-2.0-or-later
3 Kernel driver aquacomputer-d5next
23 -----------
30 speed (in RPM), power, voltage and current. Temperature offsets and fan speeds
33 For the D5 Next pump, available sensors are pump and fan speed, power, voltage
34 and current, as well as coolant temperature and eight virtual temp sensors. Also
35 available through debugfs are the serial number, firmware version and power-on
37 temperature curves directly from the pump. If it's not connected, the fan-related
47 eight PWM controllable fans, along with their speed (in RPM), power, voltage and
48 current.
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| H A D | adm1026.rst | 16 - Philip Pokorny <ppokorny@penguincomputing.com> for Penguin Computing
17 - Justin Thiessen <jthiessen@penguincomputing.com>
20 -----------------
23 List of GPIO pins (0-16) to program as inputs
26 List of GPIO pins (0-16) to program as outputs
29 List of GPIO pins (0-16) to program as inverted
32 List of GPIO pins (0-16) to program as normal/non-inverted
35 List of GPIO pins (0-7) to program as fan tachs
39 -----------
45 16 general purpose digital I/O lines, eight (8) fan speed sensors (8-bit),
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| H A D | lineage-pem.rst | 1 Kernel driver lineage-pem
8 Prefix: 'lineage-pem'
10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
27 and status reporting commands are non-standard. For this reason, a standard
32 -----------
41 $ modprobe lineage-pem
42 $ echo lineage-pem 0x40 > /sys/bus/i2c/devices/i2c-1/new_device
44 All Lineage CPL power entry modules have a built-in I2C bus master selector
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| H A D | nzxt-smart2.rst | 1 .. SPDX-License-Identifier: GPL-2.0-or-later
3 Kernel driver nzxt-smart2
8 - NZXT RGB & Fan controller
9 - NZXT Smart Device v2
12 -----------
15 Besides typical speed monitoring and PWM duty cycle control, voltage and current
25 -----------
33 during initialization. Speed, voltage, current monitoring will work even without
43 -------------
46 fan[1-3]_input Fan speed monitoring (in rpm).
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| H A D | acbel-fsg032.rst | 1 Kernel driver acbel-fsg032
6 * ACBEL FSG032-00xG power supply.
11 -----------
13 This driver supports ACBEL FSG032-00xG Power Supply. This driver
17 -----------
19 This driver does not auto-detect devices. You will have to instantiate the
20 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
24 -------------
29 curr1_crit Critical maximum current.
30 curr1_crit_alarm Input current critical alarm.
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| /openbmc/phosphor-fan-presence/control/ |
| H A D | zone.cpp | 8 * http://www.apache.org/licenses/LICENSE-2.0
25 #include <phosphor-logging/elog-errors.hpp>
26 #include <phosphor-logging/elog.hpp>
27 #include <phosphor-logging/log.hpp>
71 // Do not enable set speed events when in init mode
80 // Restore thermal control current mode state
84 this->emit_object_added();
86 // Update target speed to current zone target speed
89 _targetSpeed = _fans.front()->getTargetSpeed();
91 // Setup signal trigger for set speed events
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| H A D | zone.hpp | 29 * - init - only do the initialization steps
30 * - control - run normal control algorithms
57 * @param[in] mode - mode of fan control
58 * @param[in] bus - the dbus object
59 * @param[in] path - object instance path
60 * @param[in] event - Event loop reference
61 * @param[in] def - the fan zone definition data
97 * Sets all fans in the zone to the speed
100 * @param[in] speed - the fan speed
102 void setSpeed(uint64_t speed);
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| /openbmc/linux/Documentation/devicetree/bindings/usb/ |
| H A D | usb251xb.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB 2.0 Hi-Speed Hub Controller
10 - Richard Leitner <richard.leitner@skidata.com>
15 - microchip,usb2422
16 - microchip,usb2512b
17 - microchip,usb2512bi
18 - microchip,usb2513b
19 - microchip,usb2513bi
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| /openbmc/linux/tools/testing/selftests/net/forwarding/ |
| H A D | ethtool.sh | 2 # SPDX-License-Identifier: GPL-2.0
57 local -a speeds_arr=($(common_speeds_get $h1 $h2 0 0))
59 for speed in "${speeds_arr[@]}"; do
61 ethtool_set $h1 speed $speed autoneg off
62 ethtool_set $h2 speed $speed autoneg off
67 check_err $? "speed $speed autoneg off"
68 log_test "force of same speed autoneg off"
69 log_info "speed = $speed"
72 ethtool -s $h2 autoneg on
73 ethtool -s $h1 autoneg on
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| /openbmc/linux/Documentation/devicetree/bindings/sound/ |
| H A D | serial-midi.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
4 ---
5 $id: http://devicetree.org/schemas/sound/serial-midi.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Daniel Kaehn <kaehndan@gmail.com>
23 results in the standard MIDI baud rate, and set the 'current-speed' property to 38400 (default)
27 const: serial-midi
29 current-speed:
34 - compatible
39 - |
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| /openbmc/u-boot/include/ |
| H A D | i2c.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
4 * Copyright (C) 2009 - 2013 Heiko Schocher <hs@denx.de>
12 * AIRVENT SAM s.p.a - RIMINI(ITALY)
20 * For now there are essentially two parts to this file - driver model
28 DM_I2C_CHIP_10BIT = 1 << 0, /* Use 10-bit addressing */
35 * struct dm_i2c_chip - information about an i2c chip
38 * and normally supports 7-bit or 10-bit addressing.
61 * struct dm_i2c_bus- information about an i2c bus
70 * @speed_hz: Bus speed in hertz (typically 100000)
77 * Not all of these flags are implemented in the U-Boot API
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| /openbmc/u-boot/drivers/i2c/ |
| H A D | mvtwsi.c | 1 // SPDX-License-Identifier: GPL-2.0+
87 /* Number of the device (determined from cell-index property) */
91 /* The configured I2C speed in Hz */
92 uint speed; member
93 /* The current length of a clock period (depending on speed) */
99 * enum mvtwsi_ctrl_register_fields - Bit masks for flags in the control
118 * On sun6i and newer, IFLG is a write-clear bit, which is cleared by writing 1;
129 * enum mvstwsi_status_values - Possible values of I2C controller's status
133 * non-10-bit-address devices are specified.
161 * enum mvstwsi_ack_flags - Determine whether a read byte should be
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| /openbmc/linux/drivers/gpu/drm/nouveau/nvkm/subdev/pci/ |
| H A D | pcie.c | 33 nvkm_pcie_speed(enum pci_bus_speed speed) in nvkm_pcie_speed() argument
35 switch (speed) { in nvkm_pcie_speed()
44 if (speed == 0x17) in nvkm_pcie_speed()
46 return -1; in nvkm_pcie_speed()
53 if (!pci->func->pcie.version) in nvkm_pcie_get_version()
54 return -ENOSYS; in nvkm_pcie_get_version()
56 return pci->func->pcie.version(pci); in nvkm_pcie_get_version()
62 if (!pci->func->pcie.version_supported) in nvkm_pcie_get_max_version()
63 return -ENOSYS; in nvkm_pcie_get_max_version()
65 return pci->func->pcie.version_supported(pci); in nvkm_pcie_get_max_version()
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| /openbmc/linux/Documentation/driver-api/thermal/ |
| H A D | nouveau_thermal.rst | 12 -----------
17 Currently, due to the absence of in-kernel API to access HWMON drivers, Nouveau
24 ----------------------
26 Temperature is exposed under as a read-only HWMON attribute temp1_input.
32 Fan speed is set to 100% when reaching this temperature;
56 --------------
62 Current fan management mode (NONE, MANUAL or AUTO);
64 Current PWM value (power percentage);
66 The minimum PWM speed allowed;
68 The maximum PWM speed allowed (bypassed when hitting Fan_boost);
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| /openbmc/linux/Documentation/devicetree/bindings/gnss/ |
| H A D | gnss-common.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gnss/gnss-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Johan Hovold <johan@kernel.org>
21 lna-supply:
26 enable-gpios:
33 timepulse-gpios:
38 current-speed:
40 online, current active speed.
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| /openbmc/linux/Documentation/devicetree/bindings/phy/ |
| H A D | phy-stm32-usbphyc.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/phy-stm32-usbphyc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 The STM32 USBPHYC block contains a dual port High Speed UTMI+ PHY and a UTMI
22 |_ PHY port#2 ----| |________________
27 - Amelie Delaunay <amelie.delaunay@foss.st.com>
31 const: st,stm32mp1-usbphyc
42 "#address-cells":
45 "#size-cells":
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| H A D | qcom,usb-snps-femto-v2.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/phy/qcom,usb-snps-femto-v2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Synopsys Femto High-Speed USB PHY V2
10 - Wesley Cheng <quic_wcheng@quicinc.com>
13 Qualcomm High-Speed USB PHY
18 - items:
19 - enum:
20 - qcom,sa8775p-usb-hs-phy
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| /openbmc/linux/arch/arm/boot/dts/ti/omap/ |
| H A D | omap-zoom-common.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
6 #include "omap-gpmc-smsc911x.dtsi"
20 bank-width = <2>;
21 reg-shift = <1>;
22 reg-io-width = <1>;
23 interrupt-parent = <&gpio4>;
25 clock-frequency = <1843200>;
26 current-speed = <115200>;
27 gpmc,mux-add-data = <0>;
28 gpmc,device-width = <1>;
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| /openbmc/linux/drivers/hwmon/ |
| H A D | aquacomputer_d5next.c | 1 // SPDX-License-Identifier: GPL-2.0+
158 static u16 d5next_ctrl_fan_offsets[] = { 0x97, 0x42 }; /* Pump and fan speed (from 0-100%) */
210 /* Fan speed offsets (0-100%) */
230 static u16 quadro_ctrl_fan_offsets[] = { 0x37, 0x8c, 0xe1, 0x136 }; /* Fan speed offsets (0-100%) */
291 "Pump speed",
292 "Fan speed"
308 "Pump current",
309 "Fan current"
350 /* Labels for Octo and Quadro (except speed) */
352 "Fan 1 speed",
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| /openbmc/linux/Documentation/devicetree/bindings/serial/ |
| H A D | xlnx,opb-uartlite.yaml | 1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/serial/xlnx,opb-uartlite.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Peter Korsgaard <jacmet@sunsite.dk>
16 - xlnx,xps-uartlite-1.00.a
17 - xlnx,opb-uartlite-1.00.b
25 port-number:
32 clock-names:
35 current-speed:
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| /openbmc/linux/Documentation/ABI/testing/ |
| H A D | sysfs-driver-w1_ds28e17 | 1 What: /sys/bus/w1/devices/19-<id>/speed
5 Description: When written, this file sets the I2C speed on the connected
6 DS28E17 chip. When read, it reads the current setting from
11 Default 100, can be set by w1_ds28e17.speed= module parameter.
14 What: /sys/bus/w1/devices/19-<id>/stretch
20 chip. When read, returns the current setting.
|
| /openbmc/linux/drivers/staging/media/av7110/ |
| H A D | video_types.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
10 .. _video-format-t:
18 .. code-block:: c
30 about the display format of the current video stream.
33 .. _video-displayformat-t:
44 .. code-block:: c
55 .. _video-stream-source-t:
65 .. code-block:: c
80 .. _video-play-state-t:
89 .. code-block:: c
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| /openbmc/linux/drivers/i2c/busses/ |
| H A D | i2c-designware-core.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
193 * struct dw_i2c_dev - private i2c-designware data
204 * @get_clk_rate_khz: callback to retrieve IP specific bus speed
208 * @msg_write_idx: the element index of the current tx message in the msgs array
209 * @tx_buf_len: the length of the current tx buffer
210 * @tx_buf: the current tx buffer
211 * @msg_read_idx: the element index of the current rx message in the msgs array
212 * @rx_buf_len: the length of the current rx buffer
213 * @rx_buf: the current rx buffer
214 * @msg_err: error status of the current transfer
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| /openbmc/linux/drivers/usb/dwc2/ |
| H A D | hcd.h | 1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * hcd.h - DesignWare HS OTG Controller host-mode declarations
5 * Copyright (C) 2004-2013 Synopsys, Inc.
24 * struct dwc2_host_chan - Software host channel descriptor
30 * @speed: Device speed. One of the following values:
31 * - USB_SPEED_LOW
32 * - USB_SPEED_FULL
33 * - USB_SPEED_HIGH
35 * - USB_ENDPOINT_XFER_CONTROL: 0
36 * - USB_ENDPOINT_XFER_ISOC: 1
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