drivers/gpio: add support for MAX7320 i2c i/o expander
This commit adds support for the MAX7320 (and clones) gpio expander.
Signed-off-by:
Hannes Schmelzer <hannes.schmelzer@br-automation.com>
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- doc/device-tree-bindings/gpio/gpio-max7320.txt 36 additions, 0 deletionsdoc/device-tree-bindings/gpio/gpio-max7320.txt
- drivers/gpio/Kconfig 8 additions, 0 deletionsdrivers/gpio/Kconfig
- drivers/gpio/Makefile 1 addition, 0 deletionsdrivers/gpio/Makefile
- drivers/gpio/max7320_gpio.c 113 additions, 0 deletionsdrivers/gpio/max7320_gpio.c
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