diff options
| author | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2018-05-31 23:26:49 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2018-06-25 15:30:25 +0200 |
| commit | 45fde0d498dc77e5fc221960843fa377e0c70822 (patch) | |
| tree | cb9966a3a519bfc4f43de8999d0f6623a7330719 /arch/arm64/boot/dts/renesas/r8a77980-condor.dts | |
| parent | bc620474c6e283c0e1e60796ed0ac9b04da9890c (diff) | |
arm64: dts: renesas: condor: add I2C0 support
Define the Condor board dependent part of the I2C0 device node.
The I2C0 bus is populated by 2 ON Semiconductor PCA9654 I/O expanders
and Analog Devices ADV7511W HDMI transmitter (but we're only describing
the former chips now).
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a77980-condor.dts')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a77980-condor.dts | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a77980-condor.dts b/arch/arm64/boot/dts/renesas/r8a77980-condor.dts index 0b93a7d76585..cc3ee25f4e2d 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980-condor.dts +++ b/arch/arm64/boot/dts/renesas/r8a77980-condor.dts @@ -80,6 +80,28 @@ clock-frequency = <32768>; }; +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + io_expander0: gpio@20 { + compatible = "onnn,pca9654"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + + io_expander1: gpio@21 { + compatible = "onnn,pca9654"; + reg = <0x21>; + gpio-controller; + #gpio-cells = <2>; + }; +}; + &mmc0 { pinctrl-0 = <&mmc_pins>; pinctrl-1 = <&mmc_pins_uhs>; @@ -104,6 +126,11 @@ function = "canfd0"; }; + i2c0_pins: i2c0 { + groups = "i2c0"; + function = "i2c0"; + }; + mmc_pins: mmc { groups = "mmc_data8", "mmc_ctrl", "mmc_ds"; function = "mmc"; |