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ARM: dts: cm-t335: add support for I2C GPIO expander
The I2C GPIO expander (PCA9555) adds 16 GPIOs to the module. Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il> Acked-by: Igor Grinberg <grinberg@compulab.co.il> Signed-off-by: Tony Lindgren <tony@atomide.com>
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@ -14,3 +14,14 @@
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model = "CompuLab CM-T335 on SB-T335";
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compatible = "compulab,sbc-t335", "compulab,cm-t335", "ti,am33xx";
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};
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&i2c0 {
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/* GPIO extender */
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gpio_ext: pca9555@26 {
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compatible = "nxp,pca9555";
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pinctrl-names = "default";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x26>;
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};
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};
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