drm: bridge: it66121: Simplify probe()

Simplify probe() by replacing of_device_get_match_data() and ID lookup
for retrieving match data by i2c_get_match_data().
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230818191817.340360-3-biju.das.jz@bp.renesas.com

drivers/gpu/drm/bridge/ite-it66121.c

@@ -1501,7 +1501,6 @@ static const char * const it66121_supplies[] = {
 
 static int it66121_probe(struct i2c_client *client)
 {
-	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	u32 revision_id, vendor_ids[2] = { 0 }, device_ids[2] = { 0 };
 	struct device_node *ep;
 	int ret;
@@ -1523,10 +1522,7 @@ static int it66121_probe(struct i2c_client *client)
 
 	ctx->dev = dev;
 	ctx->client = client;
-	if (dev_fwnode(&client->dev))
-		ctx->info = of_device_get_match_data(&client->dev);
-	else
-		ctx->info = (const struct it66121_chip_info *) id->driver_data;
+	ctx->info = i2c_get_match_data(client);
 
 	of_property_read_u32(ep, "bus-width", &ctx->bus_width);
 	of_node_put(ep);