[media] Montage M88TS2022 silicon tuner driver

M88TS2022 is DVB-S/S2 RF tuner used usually in conjunction with
Montage M88DS3103 DVB-S/S2 demodulator.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 72 insertions, 0 deletions

diff --git a/drivers/media/tuners/m88ts2022.h b/drivers/media/tuners/m88ts2022.h
new file mode 100644
index 0000000..fa1112c
--- /dev/null
+++ b/drivers/media/tuners/m88ts2022.h
@@ -0,0 +1,72 @@
+/*
+ * Montage M88TS2022 silicon tuner driver
+ *
+ * Copyright (C) 2013 Antti Palosaari <crope@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.
+ *
+ *    You should have received a copy of the GNU General Public License along
+ *    with this program; if not, write to the Free Software Foundation, Inc.,
+ *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef M88TS2022_H
+#define M88TS2022_H
+
+#include "dvb_frontend.h"
+
+struct m88ts2022_config {
+	/*
+	 * I2C address
+	 * 0x60, ...
+	 */
+	u8 i2c_addr;
+
+	/*
+	 * clock
+	 * 16000000 - 32000000
+	 */
+	u32 clock;
+
+	/*
+	 * RF loop-through
+	 */
+	u8 loop_through:1;
+
+	/*
+	 * clock output
+	 */
+#define M88TS2022_CLOCK_OUT_DISABLED        0
+#define M88TS2022_CLOCK_OUT_ENABLED         1
+#define M88TS2022_CLOCK_OUT_ENABLED_XTALOUT 2
+	u8 clock_out:2;
+
+	/*
+	 * clock output divider
+	 * 1 - 31
+	 */
+	u8 clock_out_div:5;
+};
+
+#if defined(CONFIG_MEDIA_TUNER_M88TS2022) || \
+	(defined(CONFIG_MEDIA_TUNER_M88TS2022_MODULE) && defined(MODULE))
+extern struct dvb_frontend *m88ts2022_attach(struct dvb_frontend *fe,
+	struct i2c_adapter *i2c, const struct m88ts2022_config *cfg);
+#else
+static inline struct dvb_frontend *m88ts2022_attach(struct dvb_frontend *fe,
+	struct i2c_adapter *i2c, const struct m88ts2022_config *cfg)
+{
+	pr_warn("%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif
+
+#endif