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Diffstat (limited to 'arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi')
-rw-r--r--arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
index afdc1940e24a..58561da3007a 100644
--- a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
+++ b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi
@@ -23,6 +23,9 @@
* SW_GPIO9_CAN1_STB:
* 0 - Connect to GPIO9 PMOD (default)
* 1 - Connect to CAN1 transceiver STB pin
+ *
+ * GPIO keys are enabled by default. Use PMOD_GPIO macros to disable them
+ * if needed.
*/
/ {
@@ -35,6 +38,7 @@
};
aliases {
+ i2c0 = &i2c0;
serial3 = &scif0;
mmc1 = &sdhi1;
};
@@ -52,12 +56,45 @@
max-bitrate = <8000000>;
status = "disabled";
};
+
+ keys: keys {
+ compatible = "gpio-keys";
+
+ key-1 {
+ interrupts-extended = <&pinctrl KEY_1_GPIO IRQ_TYPE_EDGE_FALLING>;
+ linux,code = <KEY_1>;
+ label = "USER_SW1";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+
+ key-2 {
+ interrupts-extended = <&pinctrl KEY_2_GPIO IRQ_TYPE_EDGE_FALLING>;
+ linux,code = <KEY_2>;
+ label = "USER_SW2";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+
+ key-3 {
+ interrupts-extended = <&pinctrl KEY_3_GPIO IRQ_TYPE_EDGE_FALLING>;
+ linux,code = <KEY_3>;
+ label = "USER_SW3";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ };
};
&canfd {
status = "okay";
};
+&i2c0 {
+ status = "okay";
+ clock-frequency = <400000>;
+};
+
&scif0 {
status = "okay";
};