media: sii9234: remove unused header

The include/linux/platform_data/media/sii9234.h header file is unused,
let's remove it.
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

include/linux/platform_data/media/sii9234.h

-/*
- * Driver header for SII9234 MHL converter chip.
- *
- * Copyright (c) 2011 Samsung Electronics, Co. Ltd
- * Contact: Tomasz Stanislawski <t.stanislaws@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#ifndef SII9234_H
-#define SII9234_H
-
-/**
- * @gpio_n_reset: GPIO driving nRESET pin
- */
-
-struct sii9234_platform_data {
-	int gpio_n_reset;
-};
-
-#endif /* SII9234_H */