Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / media / dvb-frontends / lg2160.h

diff --git a/kernel/drivers/media/dvb-frontends/lg2160.h b/kernel/drivers/media/dvb-frontends/lg2160.h
new file mode 100644 (file)
index 0000000..d20bd90
--- /dev/null
+++ b/kernel/drivers/media/dvb-frontends/lg2160.h
@@ -0,0 +1,84 @@
+/*
+ *    Support for LG2160 - ATSC/MH
+ *
+ *    Copyright (C) 2010 Michael Krufky <mkrufky@linuxtv.org>
+ *
+ *    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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef _LG2160_H_
+#define _LG2160_H_
+
+#include <linux/kconfig.h>
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+
+enum lg_chip_type {
+       LG2160 = 0,
+       LG2161 = 1,
+};
+
+#define LG2161_1019 LG2161
+#define LG2161_1040 LG2161
+
+enum lg2160_spi_clock {
+       LG2160_SPI_3_125_MHZ = 0,
+       LG2160_SPI_6_25_MHZ = 1,
+       LG2160_SPI_12_5_MHZ = 2,
+};
+
+#if 0
+enum lg2161_oif {
+       LG2161_OIF_EBI2_SLA  = 1,
+       LG2161_OIF_SDIO_SLA  = 2,
+       LG2161_OIF_SPI_SLA   = 3,
+       LG2161_OIF_SPI_MAS   = 4,
+       LG2161_OIF_SERIAL_TS = 7,
+};
+#endif
+
+struct lg2160_config {
+       u8 i2c_addr;
+
+       /* user defined IF frequency in KHz */
+       u16 if_khz;
+
+       /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */
+       unsigned int deny_i2c_rptr:1;
+
+       /* spectral inversion - 0:disabled 1:enabled */
+       unsigned int spectral_inversion:1;
+
+       unsigned int output_if;
+       enum lg2160_spi_clock spi_clock;
+       enum lg_chip_type lg_chip;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_LG2160)
+extern
+struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
+                                    struct i2c_adapter *i2c_adap);
+#else
+static inline
+struct dvb_frontend *lg2160_attach(const struct lg2160_config *config,
+                                    struct i2c_adapter *i2c_adap)
+{
+       printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+       return NULL;
+}
+#endif /* CONFIG_DVB_LG2160 */
+
+#endif /* _LG2160_H_ */