The keys are connected to the I2C GPIO extender which has the interrupt
pin not connected. So, we need to poll.
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
.../dts/renesas/r9a06g032-rzn1d400-db.dts | 63 +++++++++++++++++++
1 file changed, 63 insertions(+)
diff --git a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
index ccd47f0181b4..54be87d387f7 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
+++ b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
@@ -9,6 +9,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rzn1-pinctrl.h>
#include <dt-bindings/net/pcs-rzn1-miic.h>
@@ -26,6 +27,68 @@ aliases {
serial0 = &uart0;
};
+ keyboard {
+ compatible = "gpio-keys-polled";
+ poll-interval = <100>;
+
+ switch-1 {
+ linux,code = <KEY_1>;
+ label = "SW1-1";
+ debounce-interval = <20>;
+ gpios = <&pca9698 8 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-2 {
+ linux,code = <KEY_2>;
+ label = "SW1-2";
+ debounce-interval = <20>;
+ gpios = <&pca9698 9 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-3 {
+ linux,code = <KEY_3>;
+ label = "SW1-3";
+ debounce-interval = <20>;
+ gpios = <&pca9698 10 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-4 {
+ linux,code = <KEY_4>;
+ label = "SW1-4";
+ debounce-interval = <20>;
+ gpios = <&pca9698 11 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-5 {
+ linux,code = <KEY_5>;
+ label = "SW1-5";
+ debounce-interval = <20>;
+ gpios = <&pca9698 12 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-6 {
+ linux,code = <KEY_6>;
+ label = "SW1-6";
+ debounce-interval = <20>;
+ gpios = <&pca9698 13 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-7 {
+ linux,code = <KEY_7>;
+ label = "SW1-7";
+ debounce-interval = <20>;
+ gpios = <&pca9698 14 GPIO_ACTIVE_LOW>;
+ };
+
+ switch-8 {
+ linux,code = <KEY_8>;
+ label = "SW1-8";
+ debounce-interval = <20>;
+ gpios = <&pca9698 15 GPIO_ACTIVE_LOW>;
+ };
+
+ };
+
leds {
compatible = "gpio-leds";
--
2.47.2
