GDK101 support (#4703)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/gdk101/__init__.py

@@ -0,0 +1,32 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import i2c
+from esphome.const import CONF_ID
+
+CODEOWNERS = ["@Szewcson"]
+
+DEPENDENCIES = ["i2c"]
+MULTI_CONF = True
+
+CONF_GDK101_ID = "gdk101_id"
+
+gdk101_ns = cg.esphome_ns.namespace("gdk101")
+GDK101Component = gdk101_ns.class_(
+    "GDK101Component", cg.PollingComponent, i2c.I2CDevice
+)
+
+CONFIG_SCHEMA = (
+    cv.Schema(
+        {
+            cv.GenerateID(): cv.declare_id(GDK101Component),
+        }
+    )
+    .extend(cv.polling_component_schema("60s"))
+    .extend(i2c.i2c_device_schema(0x18))
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await i2c.register_i2c_device(var, config)