diff options
| author | Vladimir Barinov <vladimir.barinov@cogentembedded.com> | 2017-10-06 05:44:05 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2017-10-10 09:51:23 +0200 |
| commit | 1189d1d4e3f97775e4e51571aa1dfbc33e0638bb (patch) | |
| tree | 83e78933870843a53ab4bd453fbde1f5fa634cd7 /arch/arm64/boot/dts/renesas/ulcb-kf.dtsi | |
| parent | af75811605f6358dd6c6f34043d3826a31a57e60 (diff) | |
arm64: dts: ulcb-kf: enable TCA9539 on I2C2
This supports TCA9539 gpio expanders on I2C2 bus on ULCB Kingfisher board
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/ulcb-kf.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/ulcb-kf.dtsi | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi index 27657fec9696..80444aee7bcb 100644 --- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi +++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi @@ -44,6 +44,28 @@ status = "okay"; }; +&i2c2 { + gpio_exp_74: gpio@74 { + compatible = "ti,tca9539"; + reg = <0x74>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio6>; + interrupts = <8 IRQ_TYPE_EDGE_FALLING>; + }; + + gpio_exp_75: gpio@75 { + compatible = "ti,tca9539"; + reg = <0x75>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + interrupt-parent = <&gpio6>; + interrupts = <4 IRQ_TYPE_EDGE_FALLING>; + }; +}; + &ohci0 { status = "okay"; }; |