| Message ID | e75ea6feaedc013c504a032a6cf1cb7dd809ce27.1664369170.git.geert+renesas@glider.be (mailing list archive) |
|---|---|
| State | Mainlined |
| Commit | 4666dea0e64fba69882fdca0d29d291d20d64e20 |
| Delegated to: | Geert Uytterhoeven |
| Headers | show |
| Series | arm64: dts: renesas: white-hawk-cpu: Add PCA9654 I/O Expander | expand |
diff --git a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi index 895f0bd9f754080f..f424b827fcbc7666 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi @@ -135,6 +135,17 @@ &i2c0 { status = "okay"; clock-frequency = <400000>; + io_expander_a: gpio@20 { + compatible = "onnn,pca9654"; + reg = <0x20>; + interrupt-parent = <&gpio0>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + eeprom@50 { compatible = "rohm,br24g01", "atmel,24c01"; label = "cpu-board";
Describe the PCA9654 I/O Expander on the White Hawk CPU board. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- Tested on the White Hawk development board using CP97/CP98[1]. To be queued in renesas-devel for v6.2. [1] "arm64: dts: renesas: r8a779g0: whitehawk-cpu: Add overlay for CP97/98" https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers.git/commit/?h=topic/renesas-overlays&id=df07ccc20a99337a5d80f8e8062dcae3626757ab .../boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+)