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/kernel/linux/linux-5.10/drivers/gpio/
DKconfig107 # This symbol is selected by both I2C and SPI expanders
890 menu "I2C GPIO expanders"
897 on Analog Devices ADP5588 GPIO Expanders.
913 I2C GPIO expanders. The register space will be extended by powers
933 tristate "MAX7319, MAX7320-7327 I2C Port Expanders"
936 Port Expanders. Each IO port on these chips has a fixed role of
969 SMBus I/O expanders, made mostly by NXP or TI. Compatible
1001 tristate "PCF857x, PCA{85,96}7x, and MAX732[89] I2C GPIO expanders"
1006 GPIO expanders used for additional digital outputs or inputs.
1017 Your board setup code will need to declare the expanders in
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/kernel/linux/linux-6.6/drivers/gpio/
DKconfig108 # This symbol is selected by both I2C and SPI expanders
1014 menu "I2C GPIO expanders"
1023 I2C GPIO expanders. The register space will be extended by powers
1064 tristate "MAX7319, MAX7320-7327 I2C Port Expanders"
1067 Port Expanders. Each IO port on these chips has a fixed role of
1094 SMBus I/O expanders, made mostly by NXP or TI. Compatible
1126 tristate "PCF857x, PCA{85,96}7x, and MAX732[89] I2C GPIO expanders"
1131 GPIO expanders used for additional digital outputs or inputs.
1142 Your board setup code will need to declare the expanders in
1168 menu "MFD GPIO expanders"
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/kernel/linux/linux-6.6/drivers/cxl/
DKconfig80 provisioning the persistent memory capacity of CXL memory expanders.
117 region is defined by one or more CXL expanders that decode a given
/kernel/linux/linux-6.6/drivers/video/backlight/
Dktd253-backlight.c49 * suffixes, and no using GPIO expanders on slow buses for this! in ktd253_backlight_stepdown()
110 * _cansleep suffixes, and no using GPIO expanders on in ktd253_backlight_update_status()
/kernel/linux/linux-5.10/drivers/video/backlight/
Dktd253-backlight.c49 * suffixes, and no using GPIO expanders on slow buses for this! in ktd253_backlight_stepdown()
110 * _cansleep suffixes, and no using GPIO expanders on in ktd253_backlight_update_status()
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/gpio/
Dst,stmpe-gpio.yaml14 GPIO portions of these expanders.
Dnxp,pcf8575.yaml7 title: PCF857x-compatible I/O expanders
Dgpio-pca95xx.yaml13 Bindings for the family of I2C GPIO multiplexers/expanders: NXP PCA95xx,
/kernel/linux/linux-5.10/drivers/pinctrl/
DKconfig194 MCP23008 / MCP23017 / MCP23018 I/O expanders.
247 GPIO expanders as pinctrl module.
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/i2c/
Di2c-mux.txt39 with two NXP pca8574 GPIO expanders attached, one each to
/kernel/linux/linux-5.10/arch/x86/platform/intel-mid/device_libs/
DMakefile25 # I2C GPIO Expanders
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/i2c/
Di2c-mux.yaml48 * with two NXP pca8574 GPIO expanders attached, one each to
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/pinctrl/
Dcypress,cy8c95x0.yaml13 This supports the 20/40/60 pin Cypress CYC95x0 GPIO I2C expanders.
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/gpio/
Dgpio-pcf857x.txt1 * PCF857x-compatible I/O expanders
Dgpio-pca95xx.yaml13 Bindings for the family of I2C GPIO multiplexers/expanders: NXP PCA95xx,
/kernel/linux/linux-5.10/Documentation/i2c/
Dsummary.rst54 ``drivers/media/gpio/`` for GPIO expanders and ``drivers/media/i2c/`` for
/kernel/linux/linux-6.6/Documentation/i2c/
Dsummary.rst56 ``drivers/media/gpio/`` for GPIO expanders and ``drivers/media/i2c/`` for
/kernel/linux/linux-6.6/drivers/cdx/controller/
Dbitfield.h31 /* Value expanders for printk */
/kernel/linux/linux-6.6/drivers/pinctrl/
DKconfig315 MCP23008 / MCP23017 / MCP23018 I/O expanders.
462 GPIO expanders as pinctrl module.
/kernel/linux/config/linux-5.10/arch/riscv/configs/
Dqemu-riscv64-linux_standard_defconfig2050 # I2C GPIO expanders
2061 # end of I2C GPIO expanders
2064 # MFD GPIO expanders
2066 # end of MFD GPIO expanders
2069 # PCI GPIO expanders
2075 # end of PCI GPIO expanders
2078 # SPI GPIO expanders
2086 # end of SPI GPIO expanders
2089 # USB GPIO expanders
2091 # end of USB GPIO expanders
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/mfd/
Dmscc,ocelot.yaml20 external GPIO expanders.
/kernel/linux/config/linux-5.10/arch/arm/configs/
Dhispark_taurus_small_defconfig1646 # I2C GPIO expanders
1657 # end of I2C GPIO expanders
1660 # MFD GPIO expanders
1663 # end of MFD GPIO expanders
1666 # SPI GPIO expanders
1674 # end of SPI GPIO expanders
1677 # USB GPIO expanders
1679 # end of USB GPIO expanders
/kernel/linux/linux-5.10/include/asm-generic/
Dgpio.h23 * builtin/SoC GPIOs plus a number of GPIOs on expanders; the latter is
/kernel/linux/linux-5.10/Documentation/driver-api/gpio/
Dlegacy.rst110 use numbers 2000-2063 to identify GPIOs in a bank of I2C GPIO expanders.
514 a side effect of configuring an add-on board with some GPIO expanders.
564 also ones on GPIO expanders.
594 For external GPIO controllers -- such as I2C or SPI expanders, ASICs, multi
/kernel/linux/linux-5.10/arch/arm/boot/dts/
Dam3517-evm-ui.dtsi161 /* GPIO Expanders */

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