diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-02-12 17:20:00 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2019-03-18 12:33:19 +0300 |
| commit | 6fffb98645e67b5203e58d5acdfc460eeda51a06 (patch) | |
| tree | 7a5b9e976495150889fd9d07b85b2893a525e4a9 /arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts | |
| parent | 9e98c678c2d6ae3a17cb2de55d17f69dddaa231b (diff) | |
| download | linux-6fffb98645e67b5203e58d5acdfc460eeda51a06.tar.xz | |
arm64: dts: renesas: r8a77990: ebisu: Add GPIO expander
Describe the ON Semiconductor PCA9654 I/O expander on the first I2C
bus, which provides 8 extra GPIOs.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts index 144c0820cf60..4d14926b20f7 100644 --- a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts +++ b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts @@ -337,6 +337,15 @@ &i2c0 { status = "okay"; + io_expander: gpio@20 { + compatible = "onnn,pca9654"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + interrupt-parent = <&gpio2>; + interrupts = <22 IRQ_TYPE_LEVEL_LOW>; + }; + hdmi-encoder@39 { compatible = "adi,adv7511w"; reg = <0x39>; |