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drivers: gpio: add driver for AD5592

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Add MFD subdriver for the built-in GPIO controller
in AD5592 chip.

Signed-off-by: Bartosz Bilas <b.bilas@grinn-global.com>
This commit is contained in:
Bartosz Bilas 2023-10-30 20:43:46 +01:00 • committed by Carles Cufí
commit 0689d3dc11
7 changed files with 273 additions and 1 deletions
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21
tests/drivers/build_all/gpio/app.overlay
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@ -210,7 +210,11 @@
clock-frequency = <2000000>;
/* one entry for every devices at spi.dtsi */
cs-gpios = <&test_gpio 0 0 &test_gpio 0 0 &test_gpio 0 0>;
cs-gpios = <&test_gpio 0 0
&test_gpio 0 0
&test_gpio 0 0
&test_gpio 0 0
&test_gpio 0 0>;
test_spi_mcp23s17: mcp23s17@0 {
compatible = "microchip,mcp23s17";
@ -259,6 +263,21 @@
#gpio-cells = <2>;
};
};
test_spi_ad5592: ad5592@4 {
compatible = "adi,ad5592";
status = "okay";
reg = <0x04>;
spi-max-frequency = <0>;
reset-gpios = <&test_gpio 0 0>;
ad5592_gpio: gpio-controller {
compatible = "adi,ad5592-gpio";
gpio-controller;
#gpio-cells = <2>;
ngpios = <8>;
};
};
};
};
};