diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-05-02 15:32:20 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2019-05-20 14:27:35 +0300 |
| commit | 35b81a037b2ee78f05d17e0856f0005ad8fc67f1 (patch) | |
| tree | 1c79bbe3741491f5007154ed43cac543a9fa3d7f /arch/arm/boot/dts/r7s72100-rskrza1.dts | |
| parent | bd6ed4674358e482f72abe853a42477a800cadbc (diff) | |
| download | linux-35b81a037b2ee78f05d17e0856f0005ad8fc67f1.tar.xz | |
ARM: dts: rskrza1: Add input switches
Add support for input switches SW1-3 on the Renesas RZ/A1 RSK+RZA1
development board.
Note that this uses the IRQ interrupts, as the RZ/A1 GPIO controller
does not include interrupt support.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/boot/dts/r7s72100-rskrza1.dts')
| -rw-r--r-- | arch/arm/boot/dts/r7s72100-rskrza1.dts | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r7s72100-rskrza1.dts b/arch/arm/boot/dts/r7s72100-rskrza1.dts index ff24301dc1be..99acfe4fe11a 100644 --- a/arch/arm/boot/dts/r7s72100-rskrza1.dts +++ b/arch/arm/boot/dts/r7s72100-rskrza1.dts @@ -8,6 +8,7 @@ /dts-v1/; #include "r7s72100.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> #include <dt-bindings/pinctrl/r7s72100-pinctrl.h> / { @@ -28,6 +29,37 @@ reg = <0x08000000 0x02000000>; }; + keyboard { + compatible = "gpio-keys"; + + pinctrl-names = "default"; + pinctrl-0 = <&keyboard_pins>; + + key-1 { + interrupt-parent = <&irqc>; + interrupts = <3 IRQ_TYPE_EDGE_BOTH>; + linux,code = <KEY_1>; + label = "SW1"; + wakeup-source; + }; + + key-2 { + interrupt-parent = <&irqc>; + interrupts = <2 IRQ_TYPE_EDGE_BOTH>; + linux,code = <KEY_2>; + label = "SW2"; + wakeup-source; + }; + + key-3 { + interrupt-parent = <&irqc>; + interrupts = <5 IRQ_TYPE_EDGE_BOTH>; + linux,code = <KEY_3>; + label = "SW3"; + wakeup-source; + }; + }; + lbsc { #address-cells = <1>; #size-cells = <1>; @@ -101,6 +133,12 @@ <RZA1_PINMUX(1, 7, 1)>; /* RIIC3SDA */ }; + keyboard_pins: keyboard { + pinmux = <RZA1_PINMUX(1, 9, 3)>, /* IRQ3 */ + <RZA1_PINMUX(1, 8, 3)>, /* IRQ2 */ + <RZA1_PINMUX(1, 11, 3)>; /* IRQ5 */ + }; + /* Serial Console */ scif2_pins: serial2 { pinmux = <RZA1_PINMUX(3, 0, 6)>, /* TxD2 */ |