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authorEnric Balletbo i Serra <enric.balletbo@collabora.com>2017-01-16 17:57:35 +0100
committerTony Lindgren <tony@atomide.com>2017-01-20 19:34:22 +0100
commit4340f9d7e093c88bfa0502bb0b6151997789adc0 (patch)
tree635802bd15b8c42a48d7823e8f0e5782f75f9bc2 /arch/arm/boot/dts/am335x-sl50.dts
parentARM: dts: am335x-sl50: Enable BQ32000 Real Time Clock. (diff)
downloadlinux-4340f9d7e093c88bfa0502bb0b6151997789adc0.tar.xz
linux-4340f9d7e093c88bfa0502bb0b6151997789adc0.zip
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>
Diffstat (limited to 'arch/arm/boot/dts/am335x-sl50.dts')
-rw-r--r--arch/arm/boot/dts/am335x-sl50.dts4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts
index fddef183481e..010c99e80424 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>;
+ };
};