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/linux/Documentation/scsi/
H A Dlibsas.rst1 .. SPDX-License-Identifier: GPL-2.0
13 * SAS Phy/Port/HA event management (LLDD generates,
15 * SAS Port management (creation/destruction),
21 * Expander management and exporting expander control
47 ------------------
75 - must be set (0/1)
78 - must be set [0,MAX_PHYS)]
81 - must be set
84 - you set this when OOB has finished and then notify
88 - this normally points to an array holding the sas
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/linux/drivers/scsi/libsas/
H A Dsas_expander.c1 // SPDX-License-Identifier: GPL-2.0
3 * Serial Attached SCSI (SAS) Expander discovery and configuration
29 static void sas_port_add_ex_phy(struct sas_port *port, struct ex_phy *ex_phy) in sas_port_add_ex_phy() argument
31 sas_port_add_phy(port, ex_phy->phy); in sas_port_add_ex_phy()
32 ex_phy->port = port; in sas_port_add_ex_phy()
33 ex_phy->phy_state = PHY_DEVICE_DISCOVERED; in sas_port_add_ex_phy()
38 struct expander_device *ex = &dev->ex_dev; in sas_ex_add_parent_port()
39 struct ex_phy *ex_phy = &ex->ex_phy[phy_id]; in sas_ex_add_parent_port()
41 if (!ex->parent_port) { in sas_ex_add_parent_port()
42 ex->parent_port = sas_port_alloc(&dev->rphy->dev, phy_id); in sas_ex_add_parent_port()
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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/arch/arm/boot/dts/marvell/
H A Ddove-sbc-a510.dts2 * Device Tree file for Compulab SBC-A510 Single Board Computer
6 * This file is dual-licensed: you can use it either under the terms
46 * SBC-A510 comprises a PCA9555 I2C GPIO expander its GPIO lines connected to
55 * 0.7 mini-PCIe slot W_DISABLE#
67 /dts-v1/;
69 #include "dove-cm-a510.dtsi"
72 model = "Compulab SBC-A510";
73 compatible = "compulab,sbc-a510", "compulab,cm-a510", "marvell,dove";
76 stdout-path = &uart0;
79 usb0_power: regulator-2 {
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H A Dkirkwood-l-50.dts1 // SPDX-License-Identifier: GPL-2.0
3 * Check Point L-50 Board Description
7 /dts-v1/;
10 #include "kirkwood-6281.dtsi"
13 model = "Check Point L-50";
14 compatible = "checkpoint,l-50", "marvell,kirkwood-88f6281", "marvell,kirkwood";
23 stdout-path = &uart0;
27 pinctrl: pin-controller@10000 {
28 pinctrl-0 = <&pmx_led38 &pmx_sysrst &pmx_button29>;
29 pinctrl-names = "default";
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H A Darmada-388-helios4.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
10 /dts-v1/;
11 #include "armada-388.dtsi"
12 #include "armada-38x-solidrun-microsom.dtsi"
25 /* So that mvebu u-boot can update the MAC addresses */
30 stdout-path = "serial0:115200n8";
33 reg_12v: regulator-12v {
34 compatible = "regulator-fixed";
35 regulator-name = "power_brick_12V";
36 regulator-min-microvolt = <12000000>;
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H A Darmada-388-clearfog.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 /dts-v1/;
9 #include "armada-388-clearfog.dtsi"
13 compatible = "solidrun,clearfog-pro-a1", "solidrun,clearfog-a1",
18 internal-regs {
27 /* Port 2, Lane 0. CON2, nearest CPU. */
28 reset-gpios = <&expander0 2 GPIO_ACTIVE_LOW>;
34 gpio-keys {
35 compatible = "gpio-keys";
36 pinctrl-0 = <&rear_button_pins>;
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H A Darmada-388-clearfog.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 #include "armada-388.dtsi"
9 #include "armada-38x-solidrun-microsom.dtsi"
13 /* So that mvebu u-boot can update the MAC addresses */
20 stdout-path = "serial0:115200n8";
23 reg_3p3v: regulator-3p3v {
24 compatible = "regulator-fixed";
25 regulator-name = "3P3V";
26 regulator-min-microvolt = <3300000>;
27 regulator-max-microvolt = <3300000>;
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/linux/arch/arm/boot/dts/nxp/ls/
H A Dls1021a-tqmls1021a-mbls1021a.dts1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
3 * Copyright 2013-2014 Freescale Semiconductor, Inc.
4 * Copyright 2018-2023 TQ-Systems GmbH <linux@ew.tq-group.com>,
5 * D-82229 Seefeld, Germany.
9 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/linux-event-codes.h>
13 #include <dt-bindings/leds/common.h>
14 #include <dt-bindings/leds/leds-pca9532.h>
15 #include <dt-bindings/net/ti-dp83867.h>
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/linux/Documentation/devicetree/bindings/gpio/
H A Dst,stmpe-gpio.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gpio/st,stmpe-gpio.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectonics Port Expander (STMPE) GPIO Block
10 STMicroelectronics Port Expander (STMPE) is a series of slow
17 - Linus Walleij <linus.walleij@linaro.org>
21 const: st,stmpe-gpio
23 "#gpio-cells":
26 "#interrupt-cells":
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/linux/Documentation/devicetree/bindings/mfd/
H A Dst,stmpe.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectonics Port Expander (STMPE)
9 description: STMicroelectronics Port Expander (STMPE) is a series of slow
15 - Linus Walleij <linus.walleij@linaro.org>
18 - $ref: /schemas/spi/spi-peripheral-props.yaml#
23 - st,stmpe601
24 - st,stmpe801
25 - st,stmpe811
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H A Dadi,adp5585.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
13 The ADP5585 is a 10/11 input/output port expander with a built in keypad
19 - enum:
20 - adi,adp5585-00 # Default
21 - adi,adp5585-01 # 11 GPIOs
22 - adi,adp5585-02 # No pull-up resistors by default on special pins
23 - adi,adp5585-03 # Alternate I2C address
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H A Dmaxim,max77759.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Maxim Integrated MAX77759 PMIC for USB Type-C applications
10 - André Draszik <andre.draszik@linaro.org>
14 Management IC for USB Type-C applications.
17 Type-C Port Controller (TCPC), NVMEM, and a GPIO expander.
26 interrupt-controller: true
28 "#interrupt-cells":
35 $ref: /schemas/gpio/maxim,max77759-gpio.yaml
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/linux/drivers/scsi/mpt3sas/
H A Dmpt3sas_base.h6 * Copyright (C) 2012-2014 LSI Corporation
7 * Copyright (C) 2013-2014 Avago Technologies
8 * (mailto: MPT-FusionLinux.pdl@avagotech.com)
23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
42 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
78 #define MPT3SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>"
100 #define MPT3SAS_TIMESYNC_MASK (0x7F) /* 0 - 6 bits */
183 pr_err("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
185 pr_notice("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
187 pr_warn("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
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/linux/arch/arm/boot/dts/nxp/vf/
H A Dvf610-zii-scu4-aib.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 // Copyright (C) 2016-2018 Zodiac Inflight Innovations
5 /dts-v1/;
10 compatible = "zii,vf610scu4-aib", "zii,vf610dev", "fsl,vf610";
13 stdout-path = &uart0;
21 gpio-leds {
22 compatible = "gpio-leds";
23 pinctrl-0 = <&pinctrl_leds_debug>;
24 pinctrl-names = "default";
26 led-debug {
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H A Dvf610-zii-dev-rev-b.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 /dts-v1/;
7 #include "vf610-zii-dev.dtsi"
11 compatible = "zii,vf610dev-b", "zii,vf610dev", "fsl,vf610";
13 mdio-mux {
14 compatible = "mdio-mux-gpio";
15 pinctrl-0 = <&pinctrl_mdio_mux>;
16 pinctrl-names = "default";
21 mdio-parent-bus = <&mdio1>;
22 #address-cells = <1>;
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H A Dvf610-zii-dev-rev-c.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 /dts-v1/;
7 #include "vf610-zii-dev.dtsi"
11 compatible = "zii,vf610dev-c", "zii,vf610dev", "fsl,vf610";
13 mdio-mux {
14 compatible = "mdio-mux-gpio";
15 pinctrl-0 = <&pinctrl_mdio_mux>;
16 pinctrl-names = "default";
20 mdio-parent-bus = <&mdio1>;
21 #address-cells = <1>;
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/linux/drivers/scsi/mpi3mr/
H A Dmpi3mr.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright (C) 2017-2023 Broadcom Inc.
6 * (mailto: mpi3mr-linuxdrv.pdl@broadcom.com)
14 #include <linux/blk-mq.h>
60 #define MPI3MR_DRIVER_RELDATE "20-February-2025"
64 #define MPI3MR_DRIVER_AUTHOR "Broadcom Inc. <mpi3mr-linuxdrv.pdl@broadcom.com>"
109 MPI3MR_NUM_DEVRMCMD - 1)
115 MPI3MR_NUM_EVTACKCMD - 1)
242 * struct mpi3mr_nvme_pt_sge - Structure to store SGEs for NVMe
262 * struct mpi3mr_buf_map - local structure to
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/linux/arch/arm/boot/dts/st/
H A Dste-nomadik-nhk15.dts1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include "ste-nomadik-stn8815.dtsi"
13 compatible = "st,nomadik-nhk-15";
22 stmpe-i2c0 = &stmpe0;
23 stmpe-i2c1 = &stmpe1;
71 disable-sxtalo;
72 disable-mxtalo;
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/linux/drivers/input/keyboard/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
24 board-specific setup logic must also provide a configuration data
38 be called adp5520-keys.
41 tristate "ADP5588/87 I2C QWERTY Keypad and IO Expander"
51 module will be called adp5588-keys.
54 tristate "ADP5585/ADP5589 I2C QWERTY Keypad and IO Expander"
61 module will be called adp5589-keys.
126 Say Y here if you have a PA-RISC machine and want to use an AT or
128 PA-RISC keyboards.
138 built-in keyboard (as opposed to an external keyboard).
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/linux/Documentation/hwmon/
H A Draspberrypi-hwmon.rst1 Kernel driver raspberrypi-hwmon
9 * Raspberry Pi 3 B (via GPIO on port expander)
15 -----------
21 -------------
/linux/drivers/scsi/
H A Dscsi_transport_sas.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2005-2006 Dell Inc.
15 * a SAS HBA or Expander, and the SAS remote PHY represented by
16 * struct sas_rphy defines an "incoming" PHY on a SAS Expander or
21 * There is no concept of a SAS port in this code, users can see
22 * what PHYs form a wide port based on the port_identifier attribute,
23 * which is the same for all PHYs in a port.
51 #define to_sas_host_attrs(host) ((struct sas_host_attrs *)(host)->shost_data)
100 return -EINVAL; \
127 { SAS_EDGE_EXPANDER_DEVICE, "edge expander" },
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/linux/arch/arm/boot/dts/nxp/imx/
H A Dmba6ulx.dtsi1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
3 * Copyright 2018-2022 TQ-Systems GmbH
4 * Author: Markus Niebel <Markus.Niebel@tq-group.com>
8 model = "TQ-Systems MBA6ULx Baseboard";
18 stdout-path = &uart1;
22 compatible = "pwm-backlight";
23 power-supply = <&reg_mba6ul_3v3>;
24 enable-gpios = <&expander_out0 4 GPIO_ACTIVE_HIGH>;
29 compatible = "gpio-beeper";
33 gpio_buttons: gpio-keys {
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/linux/arch/arm64/boot/dts/ti/
H A Dk3-j784s4-evm-quad-port-eth-exp1.dtso1 /* SPDX-License-Identifier: GPL-2.0-only OR MIT */
3 * DT Overlay for CPSW9G in QSGMII mode using J7 Quad Port ETH EXP Add-On Ethernet Card with
4 * J784S4 EVM. The Add-On Ethernet Card has to be connected to ENET Expansion 1 slot on the
11 * Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/
14 /dts-v1/;
17 #include <dt-bindings/gpio/gpio.h>
18 #include <dt-bindings/phy/phy-cadence.h>
19 #include <dt-bindings/phy/phy.h>
21 #include "k3-pinctrl.h"
22 #include "k3-serdes.h"
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/linux/drivers/net/ethernet/sfc/falcon/
H A Dfalcon_boards.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2007-2012 Solarflare Communications Inc.
91 struct i2c_client *client = i2c_new_client_device(&board->i2c_adap, info); in ef4_init_lm87()
97 /* Read-to-clear alarm/interrupt status */ in ef4_init_lm87()
108 board->hwmon_client = client; in ef4_init_lm87()
118 i2c_unregister_device(falcon_board(efx)->hwmon_client); in ef4_fini_lm87()
123 struct i2c_client *client = falcon_board(efx)->hwmon_client; in ef4_check_lm87()
129 if (EF4_WORKAROUND_7884(efx) && efx->link_state.up) in ef4_check_lm87()
161 netif_err(efx, hw, efx->net_dev, in ef4_check_lm87()
173 return is_failure ? -ERANGE : 0; in ef4_check_lm87()
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