drivers: gpio: Add support for Apollo3 SoCs GPIO

This commit adds support for the GPIO which can be found in Apollo3 SoCs Signed-off-by: Hao Luo <[email protected]>
zephyrproject-rtos · May 11, 2024 · cfc9a1f · cfc9a1f
1 parent 2c6306d
commit cfc9a1f
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Showing 8 changed files with 436 additions and 21 deletions.
diff --git a/boards/ambiq/apollo3_evb/apollo3_evb.dts b/boards/ambiq/apollo3_evb/apollo3_evb.dts
@@ -19,6 +19,51 @@
 
 	aliases {
 		watchdog0 = &wdt0;
+		led0 = &led0;
+		led1 = &led1;
+		led2 = &led2;
+		sw0 = &button0;
+		sw1 = &button1;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		led0: led_0 {
+			gpios = <&gpio0_31 10 GPIO_ACTIVE_LOW>;
+			label = "LED 0";
+		};
+		led1: led_1 {
+			gpios = <&gpio0_31 30 GPIO_ACTIVE_LOW>;
+			label = "LED 1";
+		};
+		led2: led_2 {
+			gpios = <&gpio0_31 15 GPIO_ACTIVE_LOW>;
+			label = "LED 2";
+		};
+		led3: led_3 {
+			gpios = <&gpio0_31 14 GPIO_ACTIVE_LOW>;
+			label = "LED 3";
+		};
+		led4: led_4 {
+			gpios = <&gpio0_31 17 GPIO_ACTIVE_LOW>;
+			label = "LED 4";
+		};
+	};
+
+	buttons {
+		compatible = "gpio-keys";
+		button0: button_0 {
+			gpios = <&gpio0_31 16 GPIO_ACTIVE_LOW>;
+			label = "BTN0";
+		};
+		button1: button_1 {
+			gpios = <&gpio0_31 18 GPIO_ACTIVE_LOW>;
+			label = "BTN1";
+		};
+		button2: button_2 {
+			gpios = <&gpio0_31 19 GPIO_ACTIVE_LOW>;
+			label = "BTN2";
+		};
 	};
 };
 
@@ -45,3 +90,11 @@
 	pinctrl-names = "default";
 	status = "okay";
 };
+
+&gpio0_31 {
+	status = "okay";
+};
+
+&gpio32_63 {
+	status = "okay";
+};
diff --git a/boards/ambiq/apollo3_evb/apollo3_evb.yaml b/boards/ambiq/apollo3_evb/apollo3_evb.yaml
@@ -9,6 +9,7 @@ toolchain:
   - gnuarmemb
 supported:
   - uart
+  - gpio
 testing:
   ignore_tags:
     - net

diff --git a/boards/ambiq/apollo3p_evb/apollo3p_evb.dts b/boards/ambiq/apollo3p_evb/apollo3p_evb.dts
@@ -19,6 +19,51 @@
 
 	aliases {
 		watchdog0 = &wdt0;
+		led0 = &led0;
+		led1 = &led1;
+		led2 = &led2;
+		sw0 = &button0;
+		sw1 = &button1;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		led0: led_0 {
+			gpios = <&gpio0_31 10 GPIO_ACTIVE_LOW>;
+			label = "LED 0";
+		};
+		led1: led_1 {
+			gpios = <&gpio0_31 30 GPIO_ACTIVE_LOW>;
+			label = "LED 1";
+		};
+		led2: led_2 {
+			gpios = <&gpio0_31 15 GPIO_ACTIVE_LOW>;
+			label = "LED 2";
+		};
+		led3: led_3 {
+			gpios = <&gpio0_31 14 GPIO_ACTIVE_LOW>;
+			label = "LED 3";
+		};
+		led4: led_4 {
+			gpios = <&gpio0_31 17 GPIO_ACTIVE_LOW>;
+			label = "LED 4";
+		};
+	};
+
+	buttons {
+		compatible = "gpio-keys";
+		button0: button_0 {
+			gpios = <&gpio0_31 16 GPIO_ACTIVE_LOW>;
+			label = "BTN0";
+		};
+		button1: button_1 {
+			gpios = <&gpio0_31 18 GPIO_ACTIVE_LOW>;
+			label = "BTN1";
+		};
+		button2: button_2 {
+			gpios = <&gpio0_31 19 GPIO_ACTIVE_LOW>;
+			label = "BTN2";
+		};
 	};
 };
 
@@ -45,3 +90,15 @@
 	pinctrl-names = "default";
 	status = "okay";
 };
+
+&gpio0_31 {
+	status = "okay";
+};
+
+&gpio32_63 {
+	status = "okay";
+};
+
+&gpio64_95 {
+	status = "okay";
+};
diff --git a/boards/ambiq/apollo3p_evb/apollo3p_evb.yaml b/boards/ambiq/apollo3p_evb/apollo3p_evb.yaml
@@ -9,6 +9,7 @@ toolchain:
   - gnuarmemb
 supported:
   - uart
+  - gpio
 testing:
   ignore_tags:
     - net