[media] mxl301rf: add driver for MaxLinear MxL301RF OFDM tuner

This patch adds driver for mxl301rf OFDM tuner chips.
It is used as an ISDB-T tuner in earthsoft pt3 cards.

Note that this driver does not initilize the chip,
because the initilization sequence / register setting is not disclosed.
Thus, the driver assumes that the chips are initilized externally
by its parent board driver before tuner_ops->init() are called,
like in PT3 driver where the bridge chip contains the init sequence
in its private memory and provides a command to trigger the sequence.

Signed-off-by: Akihiro Tsukada <tskd08@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/drivers/media/tuners/mxl301rf.h b/drivers/media/tuners/mxl301rf.h
new file mode 100644
index 000000000000..19e68405f00d
--- /dev/null
+++ b/drivers/media/tuners/mxl301rf.h
@@ -0,0 +1,26 @@
+/*
+ * MaxLinear MxL301RF OFDM tuner driver
+ *
+ * Copyright (C) 2014 Akihiro Tsukada <tskd08@gmail.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 version 2.
+ *
+ *
+ * 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 MXL301RF_H
+#define MXL301RF_H
+
+#include "dvb_frontend.h"
+
+struct mxl301rf_config {
+	struct dvb_frontend *fe;
+};
+
+#endif /* MXL301RF_H */