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[5/5] ARM: dts: renesas: r9a06g032-rzn1d400-db: describe keys

Message ID 20250328153134.2881-12-wsa+renesas@sang-engineering.com (mailing list archive)
State New
Delegated to: Geert Uytterhoeven
Headers show
Series ARM: dts: renesas: r9a06g032-rzn1d400-db: enable I2C infrastructure | expand

Commit Message

Wolfram Sang March 28, 2025, 3:31 p.m. UTC
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@sang-engineering.com>
---
 .../dts/renesas/r9a06g032-rzn1d400-db.dts     | 63 +++++++++++++++++++
 1 file changed, 63 insertions(+)
diff mbox series

Patch

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";