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TI PCA9536 is 4-Bit I2C GPIO expander without interrupt support[1]. Add support for the same. [1] TRM: http://www.ti.com/lit/ds/symlink/pca9536.pdf Signed-off-by: Vignesh R <vigneshr@ti.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
43 lines
660 B
Plaintext
43 lines
660 B
Plaintext
* NXP PCA953x I2C GPIO multiplexer
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Required properties:
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- compatible: Has to contain one of the following:
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nxp,pca9505
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nxp,pca9534
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nxp,pca9535
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nxp,pca9536
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nxp,pca9537
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nxp,pca9538
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nxp,pca9539
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nxp,pca9554
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nxp,pca9555
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nxp,pca9556
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nxp,pca9557
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nxp,pca9574
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nxp,pca9575
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nxp,pca9698
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maxim,max7310
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maxim,max7312
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maxim,max7313
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maxim,max7315
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ti,pca6107
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ti,pca9536
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ti,tca6408
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ti,tca6416
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ti,tca6424
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ti,tca9539
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onsemi,pca9654
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exar,xra1202
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Example:
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gpio@20 {
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compatible = "nxp,pca9505";
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reg = <0x20>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pca9505>;
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interrupt-parent = <&gpio3>;
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interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
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};
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