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ARM: dts: am335x-sl50: Enable the MCP23017 GPIO Expander. 

Add support for the 16-Bit I/O Expander connected via the I2C bus.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Enric Balletbo i Serra 2017-01-16 17:57:35 +01:00 committed by Tony Lindgren
parent 1d669a7128
commit 4340f9d7e0
1 changed files with 4 additions and 0 deletions
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4
arch/arm/boot/dts/am335x-sl50.dts
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@ -313,6 +313,10 @@
reg = <0x50>;
};
gpio_exp: mcp23017@20 {
compatible = "microchip,mcp23017";
reg = <0x20>;
};
};