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[5/6] ARM: dts: am335x-sl50: Enable the MCP23017 GPIO Expander.

Message ID 20170116165736.17197-6-enric.balletbo@collabora.com (mailing list archive)
State New, archived
Headers show

Commit Message

Enric Balletbo i Serra Jan. 16, 2017, 4:57 p.m. UTC 
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>
---
 arch/arm/boot/dts/am335x-sl50.dts | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts
index fddef18..010c99e 100644
--- a/arch/arm/boot/dts/am335x-sl50.dts
+++ b/arch/arm/boot/dts/am335x-sl50.dts
@@ -313,6 +313,10 @@ 
 		reg = <0x50>;
 	};
 
+	gpio_exp: mcp23017@20 {
+		compatible = "microchip,mcp23017";
+		reg = <0x20>;
+	};
 
 };