Add LilyGO T-Deck Max (e-paper) base board support (#552)

Drivers/xl9555-module/include/bindings/xl9555.h

@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <tactility/bindings/bindings.h>
+#include <drivers/xl9555.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+DEFINE_DEVICETREE(xl9555, struct Xl9555Config)
+
+#ifdef __cplusplus
+}
+#endif

Drivers/xl9555-module/include/drivers/xl9555.h

@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct Xl9555Config {
+    /** Address on bus */
+    uint8_t address;
+};
+
+#ifdef __cplusplus
+}
+#endif

Drivers/xl9555-module/include/xl9555_module.h

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: Apache-2.0
+#pragma once
+
+#include <tactility/module.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern struct Module xl9555_module;
+
+#ifdef __cplusplus
+}
+#endif