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/linux/Documentation/networking/pse-pd/
H A Dpse-pi.rst1 .. SPDX-License-Identifier: GPL-2.0
3 PSE Power Interface (PSE PI) Documentation
6 The Power Sourcing Equipment Power Interface (PSE PI) plays a pivotal role in
9 eight-pin modular jack, commonly known as the Ethernet RJ45 port. This
14 ---------------------------
16 The IEEE 802.3 standard provides detailed documentation on the PSE PI.
19 - Section "33.2.3 PI pin assignments" covers the pin assignments for PoE
21 - Section "145.2.4 PSE PI" addresses the configuration for PoE systems that
24 PSE PI and Single Pair Ethernet
25 -------------------------------
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H A Dindex.rst1 .. SPDX-License-Identifier: GPL-2.0
3 Power Sourcing Equipment (PSE) Documentation
10 pse-pi
/linux/drivers/net/pse-pd/
H A Dpse_core.c1 // SPDX-License-Identifier: GPL-2.0-only
10 #include <linux/pse-pd/pse.h>
18 * struct pse_control - a PSE control
19 * @pcdev: a pointer to the PSE controller device
20 * this PSE control belongs to
21 * @ps: PSE PI supply of the PSE control
22 * @list: list entry for the pcdev's PSE controller list
23 * @id: ID of the PSE line in the PSE controller device
35 struct pse_pi *pi, in of_load_single_pse_pi_pairset() argument
42 ret = of_property_read_string_index(node, "pairset-names", in of_load_single_pse_pi_pairset()
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H A Dtps23881.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for the TI TPS23881 PoE PSE Controller driver (I2C bus)
16 #include <linux/pse-pd/pse.h>
59 struct i2c_client *client = priv->client; in tps23881_pi_enable()
65 return -ERANGE; in tps23881_pi_enable()
67 chan = priv->port[id].chan[0]; in tps23881_pi_enable()
73 if (priv->port[id].is_4p) { in tps23881_pi_enable()
74 chan = priv->port[id].chan[1]; in tps23881_pi_enable()
91 struct i2c_client *client = priv->client; in tps23881_pi_disable()
97 return -ERANGE; in tps23881_pi_disable()
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H A Dpd692x0.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for the Microchip PD692X0 PoE PSE Controller driver (I2C bus)
14 #include <linux/pse-pd/pse.h>
100 /* Template list of communication messages. The non-null bytes defined here
181 msg->echo = echo++; in pd692x0_build_msg()
185 for (i = 0; i < sizeof(*msg) - sizeof(msg->chksum); i++) in pd692x0_build_msg()
188 msg->chksum = cpu_to_be16(chksum); in pd692x0_build_msg()
195 const struct i2c_client *client = priv->client; in pd692x0_send_msg()
198 if (msg->key == PD692X0_KEY_CMD && priv->last_cmd_key) { in pd692x0_send_msg()
201 cmd_msleep = 30 - jiffies_to_msecs(jiffies - priv->last_cmd_key_time); in pd692x0_send_msg()
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/linux/include/linux/pse-pd/
H A Dpse.h1 // SPDX-License-Identifier: GPL-2.0-only
12 /* Maximum current in uA according to IEEE 802.3-2022 Table 145-1 */
19 * struct pse_control_config - PSE control/channel configuration.
21 * @podl_admin_control: set PoDL PSE admin control as described in
22 * IEEE 802.3-2018 30.15.1.2.1 acPoDLPSEAdminControl
23 * @c33_admin_control: set PSE admin control as described in
24 * IEEE 802.3-2022 30.9.1.2.1 acPSEAdminControl
32 * struct pse_control_status - PSE control/channel status.
34 * @podl_admin_state: operational state of the PoDL PSE
35 * functions. IEEE 802.3-2018 30.15.1.1.2 aPoDLPSEAdminState
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/linux/Documentation/devicetree/bindings/net/pse-pd/
H A Dpse-controller.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/pse-pd/pse-controller.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Power Sourcing Equipment (PSE).
9 description: Binding for the Power Sourcing Equipment (PSE) as defined in the
11 power over twisted pair/ethernet cable. The ethernet-pse nodes should be
12 used to describe PSE controller and referenced by the ethernet-phy node.
15 - Oleksij Rempel <o.rempel@pengutronix.de>
16 - Kory Maincent <kory.maincent@bootlin.com>
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H A Dti,tps23881.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/pse-pd/ti,tps23881.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Kory Maincent <kory.maincent@bootlin.com>
13 - $ref: pse-controller.yaml#
18 - ti,tps23881
23 '#pse-cells':
26 reset-gpios:
38 "#address-cells":
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/linux/drivers/reset/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
12 via GPIOs or SoC-internal reset controller modules.
87 GPIOs. Typically for OF platforms this driver expects "reset-gpios"
90 If compiled as module, it will be called reset-gpio.
132 Support for the Canaan Kendryte K210 RISC-V SoC reset controller.
204 tristate "Raspberry Pi 4 Firmware Reset Driver"
208 Raspberry Pi 4's co-processor controls some of the board's HW
211 interfacing with RPi4's co-processor and model these firmware
242 - Altera SoCFPGAs
243 - ASPEED BMC SoCs
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/linux/drivers/net/ethernet/amd/
H A Dariadne.c4 * © Copyright 1995-2003 by Geert Uytterhoeven (geert@linux-m68k.org)
7 * ---------------------------------------------------------------------------
12 * Written 1993-94 by Donald Becker.
14 * Am79C960: PCnet(tm)-ISA Single-Chip Ethernet Controller
18 * MC68230: Parallel Interface/Timer (PI/T)
21 * ---------------------------------------------------------------------------
27 * ---------------------------------------------------------------------------
29 * The Ariadne is a Zorro-II board made by Village Tronic. It contains:
31 * - an Am79C960 PCnet-ISA Single-Chip Ethernet Controller with both
32 * 10BASE-2 (thin coax) and 10BASE-T (UTP) connectors
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H A Dariadne.h4 * © Copyright 1995 by Geert Uytterhoeven (geert@linux-m68k.org)
8 * ----------------------------------------------------------------------------------
13 * Written 1993-94 by Donald Becker.
15 * Am79C960: PCnet(tm)-ISA Single-Chip Ethernet Controller
19 * MC68230: Parallel Interface/Timer (PI/T)
22 * ----------------------------------------------------------------------------------
28 * ----------------------------------------------------------------------------------
30 * The Ariadne is a Zorro-II board made by Village Tronic. It contains:
32 * - an Am79C960 PCnet-ISA Single-Chip Ethernet Controller with both
33 * 10BASE-2 (thin coax) and 10BASE-T (UTP) connectors
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/linux/drivers/gpio/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
47 this symbol, but new drivers should use the generic gpio-regmap
57 non-sleeping contexts. They can make bitbanged serial protocols
126 Enables support for the idio-16 library functions. The idio-16 library
128 ACCES IDIO-16 family such as the 104-IDIO-16 and the PCI-IDIO-16.
130 If built as a module its name will be gpio-idio-16.
136 tristate "GPIO driver for 74xx-ICs with MMIO access"
140 Say yes here to support GPIO functionality for 74xx-compatible ICs
155 If driver is built as a module it will be called gpio-altera.
191 tristate "Raspberry Pi 3 GPIO Expander"
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/linux/drivers/hwmon/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
20 sensors-detect script from the lm_sensors package. Read
21 <file:Documentation/hwmon/userspace-tools.rst> for details.
76 with SMpro co-processor.
278 will be called as370-hwmon.
311 will be called axi-fan-control
320 lm-sensors 2.10.1 for proper userspace support.
359 Only Intel-based Apple's computers are supported (MacBook Pro,
366 the laptop to act as a pinball machine-esque joystick.
381 will be called scmi-hwmon.
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/linux/
H A DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-scsi@vger.kernel.org
88 F: drivers/scsi/3w-*
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