samples: subsys: display: lvgl: Add native_posix overlay for SDL input

pdgendt · pdgendt · commit 380bfc07cc36 · 2022-09-14T11:38:29.000+02:00
Enable SDL keyboard events using the zephyr,gpio-emul-sdl driver and
alias key to sw0.
Pressing 'r' on the keyboard resets the counter.

Signed-off-by: Pieter De Gendt &lt;pieter.degendt@basalte.be&gt;
diff --git a/samples/subsys/display/lvgl/boards/native_posix.conf b/samples/subsys/display/lvgl/boards/native_posix.conf
@@ -1 +1,2 @@
 CONFIG_LV_COLOR_DEPTH_32=y
+CONFIG_GPIO=y
diff --git a/samples/subsys/display/lvgl/boards/native_posix.overlay b/samples/subsys/display/lvgl/boards/native_posix.overlay
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2022, Basalte bv
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+
+/ {
+	aliases {
+		sw0 = &button0;
+	};
+
+	keys {
+		compatible = "gpio-keys";
+		button0: button0 {
+			/* gpio0 pin 0 is already aliased to led0 */
+			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&gpio0 {
+	ngpios = <2>;
+
+	sdl_gpio {
+		status = "okay";
+		compatible = "zephyr,gpio-emul-sdl";
+		/* Skip pin 0 with the unknown code 0 */
+		scancodes = <0 21>;
+	};
+};
diff --git a/samples/subsys/display/lvgl/boards/native_posix_64.conf b/samples/subsys/display/lvgl/boards/native_posix_64.conf
@@ -1 +1,2 @@
 CONFIG_LV_COLOR_DEPTH_32=y
+CONFIG_GPIO=y
diff --git a/samples/subsys/display/lvgl/boards/native_posix_64.overlay b/samples/subsys/display/lvgl/boards/native_posix_64.overlay
@@ -0,0 +1,6 @@
+/*
+ * Copyright (c) 2022, Basalte bv
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include "native_posix.overlay"

Original file line number	Diff line number	Diff line change
`@@ -1 +1,2 @@`
`1`	`1`	`CONFIG_LV_COLOR_DEPTH_32=y`
	`2`	`+CONFIG_GPIO=y`