[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/media/tuners/tda18250.h b/src/kernel/linux/v4.19/drivers/media/tuners/tda18250.h
new file mode 100644
index 0000000..961806a
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/media/tuners/tda18250.h
@@ -0,0 +1,51 @@
+/*
+ * NXP TDA18250BHN silicon tuner driver
+ *
+ * Copyright (C) 2017 Olli Salonen <olli.salonen@iki.fi>
+ *
+ *    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.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ */
+
+#ifndef TDA18250_H
+#define TDA18250_H
+
+#include <linux/kconfig.h>
+#include <media/media-device.h>
+#include <media/dvb_frontend.h>
+
+#define TDA18250_XTAL_FREQ_16MHZ 0
+#define TDA18250_XTAL_FREQ_24MHZ 1
+#define TDA18250_XTAL_FREQ_25MHZ 2
+#define TDA18250_XTAL_FREQ_27MHZ 3
+#define TDA18250_XTAL_FREQ_30MHZ 4
+#define TDA18250_XTAL_FREQ_MAX 5
+
+struct tda18250_config {
+	u16 if_dvbt_6;
+	u16 if_dvbt_7;
+	u16 if_dvbt_8;
+	u16 if_dvbc_6;
+	u16 if_dvbc_8;
+	u16 if_atsc;
+	u8 xtal_freq;
+	bool loopthrough;
+
+	/*
+	 * frontend
+	 */
+	struct dvb_frontend *fe;
+
+#if defined(CONFIG_MEDIA_CONTROLLER)
+	struct media_device *mdev;
+#endif
+};
+
+#endif