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ARM: dts: rza2mevb: Add input switch 

Add support for input switch SW3 on the Renesas RZ/A2M EVB
development board.

Note that this uses the IRQ interrupt, as the RZ/A2 GPIO controller
does not include interrupt support

Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Chris Brandt 2019-06-04 15:09:14 -05:00 committed by Simon Horman
parent e23391f36c
commit 4592e49225
1 changed files with 20 additions and 0 deletions
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20
arch/arm/boot/dts/r7s9210-rza2mevb.dts
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@ -9,6 +9,7 @@
/dts-v1/;
#include "r7s9210.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/r7s9210-pinctrl.h>
/ {
@ -26,6 +27,21 @@ chosen {
stdout-path = "serial0:115200n8";
};
keyboard {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&keyboard_pins>;
key-3 {
interrupt-parent = <&irqc>;
interrupts = <0 IRQ_TYPE_EDGE_BOTH>;
linux,code = <KEY_3>;
label = "SW3";
wakeup-source;
};
};
lbsc {
#address-cells = <1>;
#size-cells = <1>;
@ -121,6 +137,10 @@ eth1_pins: eth1 {
<RZA2_PINMUX(PORTL, 1, 5)>; /* IRQ5 */
};
keyboard_pins: keyboard {
pinmux = <RZA2_PINMUX(PORTJ, 1, 6)>; /* IRQ0 */
};
/* Serial Console */
scif4_pins: serial4 {
pinmux = <RZA2_PINMUX(PORT9, 0, 4)>, /* TxD4 */