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/Documentation/devicetree/bindings/gpio/
Dgpio-adnp.txt1 Avionic Design N-bit GPIO expander bindings
13 The GPIO expander can optionally be used as an interrupt controller, in
Dfcs,fxl6408.yaml7 title: Fairchild FXL6408 I2C GPIO Expander
49 gpio_expander_43: gpio-expander@43 {
Dst,stmpe-gpio.yaml7 title: STMicroelectonics Port Expander (STMPE) GPIO Block
10 STMicroelectronics Port Expander (STMPE) is a series of slow
Dgpio-xra1403.txt1 GPIO Driver for XRA1403 16-BIT GPIO Expander With Reset Input from EXAR
3 The XRA1403 is an 16-bit GPIO expander with an SPI interface. Features available:
Dgpio-moxtet.txt1 Turris Mox Moxtet GPIO expander via Moxtet bus
Dadi,ds4520-gpio.yaml7 title: DS4520 I2C GPIO expander
Ddelta,tn48m-gpio.yaml16 Delta TN48M has an onboard Lattice CPLD that is used as an GPIO expander.
Dgpio-pca9570.yaml7 title: PCA9570 I2C GPO expander
/Documentation/devicetree/bindings/pinctrl/
Dawinic,aw9523-pinctrl.yaml7 title: Awinic AW9523/AW9523B I2C GPIO Expander
13 The Awinic AW9523/AW9523B I2C GPIO Expander featuring 16 multi-function
110 aw9523: gpio-expander@58 {
Dsemtech,sx1501q.yaml8 title: Semtech SX150x GPIO expander
43 description: Will trigger a reset of the GPIO expander on probe
Dcypress,cy8c95x0.yaml7 title: Cypress CY8C95X0 I2C GPIO expander
/Documentation/scsi/
Dlibsas.rst21 * Expander management and exporting expander control
309 - events marked E (expander) if it wants the SAS layer
416 Expander management from User Space
419 In each expander directory in sysfs, there is a file called
432 2. Open the expander's SMP portal sysfs file in RW mode.
454 expander, and gives expander information, including routing
457 The SMP portal gives you complete control of the expander,
/Documentation/devicetree/bindings/auxdisplay/
Dhit,hd44780.yaml16 GPIO expander it is possible to use the driver with one of the popular I2C
17 expander boards based on the PCF8574 available for these displays. For
107 pcf8574: gpio-expander@27 {
/Documentation/devicetree/bindings/mfd/
Dadi,adp5585.yaml13 The ADP5585 is a 10/11 input/output port expander with a built in keypad
85 io-expander@34 {
Dst,stmfx.yaml7 title: STMicroelectonics Multi-Function eXpander (STMFX)
9 description: ST Multi-Function eXpander (STMFX) is a slave controller using I2C for
Dst,stmpe.yaml7 title: STMicroelectonics Port Expander (STMPE)
9 description: STMicroelectronics Port Expander (STMPE) is a series of slow
211 port-expander@43 {
258 port-expander@41 {
Ddelta,tn48m-cpld.yaml19 It is also being used as a GPIO expander and reset controller
Dtc3589x.txt1 * Toshiba TC3589x multi-purpose expander
/Documentation/devicetree/bindings/pwm/
Dst,stmpe-pwm.txt4 (ST Multi-Purpose Expander) chips. The PWM is registered as a
/Documentation/hwmon/
Draspberrypi-hwmon.rst9 * Raspberry Pi 3 B (via GPIO on port expander)
/Documentation/driver-api/cxl/
Dmemory-devices.rst194 the cxl_pci driver to a CXL Memory Expander there is no role for CXL Port
198 Memory Expander.
249 ...which queries the CXL topology to ask "given CXL Memory Expander with a kernel
251 participate". A given expander can participate in multiple CXL.mem interleave
/Documentation/leds/
Dleds-lp3944.rst23 DIM modes; it could even be used as a gpio expander but this driver assumes it
/Documentation/devicetree/bindings/leds/
Dnxp,pca953x.yaml13 The PCA9532 family is SMBus I/O expander optimized for dimming LEDs.
/Documentation/devicetree/bindings/input/
Dadi,adp5588.yaml13 Analog Devices Mobile I/O Expander and QWERTY Keypad Controller
/Documentation/firmware-guide/acpi/
Dgpio-properties.rst156 describes each line/pin of a GPIO controller/expander. This list, contained in
162 controller/expander
168 - names inside one GPIO controller/expander must be unique

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