V4L/DVB (7471): SkyStar2: preparing support for the rev2.8

Support is prepared, but the CX24113-driver .c-file is missing. After sorting out the NDA problems, the file will be there immediatly.

Signed-off-by: Patrick Boettcher <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/dvb/b2c2/Kconfig

···
 	select DVB_BCM3510 if !DVB_FE_CUSTOMISE
 	select DVB_LGDT330X if !DVB_FE_CUSTOMISE
 	select TUNER_SIMPLE if !DVB_FE_CUSTOMISE
+	select DVB_ISL6421 if !DVB_FE_CUSTOMISE
+	select DVB_CX24123 if !DVB_FE_CUSTOMISE
 	help
 	  Support for the digital TV receiver chip made by B2C2 Inc. included in
 	  Technisats PCI cards and USB boxes.

drivers/media/dvb/b2c2/flexcop-fe-tuner.c

···
 #include "dvb-pll.h"
 #include "tuner-simple.h"
 
+#include "cx24123.h"
+#include "cx24113.h"
+
+#include "isl6421.h"
+
 /* lnb control */
 
 static int flexcop_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
···
 //	.pll_set = alps_tdee4_stv0297_pll_set,
 };
 
+
+static struct cx24123_config skystar2_rev2_8_cx24123_config = {
+	.demod_address = 0x55,
+	.dont_use_pll = 1,
+	.agc_callback = cx24113_agc_callback,
+};
+
+static const struct cx24113_config skystar2_rev2_8_cx24113_config = {
+	.i2c_addr = 0x54,
+	.xtal_khz = 10111,
+};
+
 /* try to figure out the frontend, each card/box can have on of the following list */
 int flexcop_frontend_init(struct flexcop_device *fc)
 {
 	struct dvb_frontend_ops *ops;
 	struct i2c_adapter *i2c = &fc->fc_i2c_adap[0].i2c_adap;
+	struct i2c_adapter *i2c_tuner;
+
+	/* try the sky v2.8 (cx24123, isl6421) */
+	fc->fe = dvb_attach(cx24123_attach,
+		&skystar2_rev2_8_cx24123_config, i2c);
+	if (fc->fe != NULL) {
+		i2c_tuner = cx24123_get_tuner_i2c_adapter(fc->fe);
+		if (i2c_tuner != NULL) {
+			if (dvb_attach(cx24113_attach, fc->fe,
+					&skystar2_rev2_8_cx24113_config,
+					i2c_tuner) == NULL)
+				err("CX24113 could NOT be attached");
+			else
+				info("CX24113 successfully attached");
+		}
+
+		fc->dev_type = FC_SKY_REV28;
+
+		fc->fc_i2c_adap[2].no_base_addr = 1;
+		if (dvb_attach(isl6421_attach, fc->fe,
+		       &fc->fc_i2c_adap[2].i2c_adap, 0x08, 0, 0) == NULL)
+			err("ISL6421 could NOT be attached");
+		else
+			info("ISL6421 successfully attached");
+
+		/* TODO on i2c_adap[1] addr 0x11 (EEPROM) there seems to be an
+		 * IR-receiver (PIC16F818) - but the card has no input for
+		 * that ??? */
+
+		goto fe_found;
+    }
 
 	/* try the sky v2.6 (stv0299/Samsung tbmu24112(sl1935)) */
 	fc->fe = dvb_attach(stv0299_attach, &samsung_tbmu24112_config, i2c);

drivers/media/dvb/b2c2/flexcop-misc.c

···
 	"Sky2PC/SkyStar 2 DVB-S (old version)",
 	"Cable2PC/CableStar 2 DVB-C",
 	"Air2PC/AirStar 2 ATSC 3rd generation (HD5000)",
+	"Sky2PC/SkyStar 2 DVB-S rev 2.7a/u",
+	"Sky2PC/SkyStar 2 DVB-S rev 2.8",
 };
 
 static const char *flexcop_bus_names[] = {

drivers/media/dvb/b2c2/flexcop-reg.h

···
 	FC_SKY_OLD,
 	FC_CABLE,
 	FC_AIR_ATSC3,
+	FC_SKY_REV27,
+	FC_SKY_REV28,
 } flexcop_device_type_t;
 
 typedef enum {

drivers/media/dvb/frontends/cx24113.h

···
+/*
+ *  Driver for Conexant CX24113/CX24128 Tuner (Satelite)
+ *
+ *  Copyright (C) 2007-8 Patrick Boettcher <[e-mail]>
+ *
+ *  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 CX24113_H
+#define CX24113_H
+
+struct dvb_frontend;
+
+struct cx24113_config {
+	u8 i2c_addr; /* 0x14 or 0x54 */
+
+	u32 xtal_khz;
+};
+
+/* TODO: #if defined(CONFIG_DVB_TUNER_CX24113) || \
+ * (defined(CONFIG_DVB_TUNER_CX24113_MODULE) && defined(MODULE)) */
+
+static inline struct dvb_frontend *cx24113_attach(struct dvb_frontend *fe,
+	const struct cx24113_config *config, struct i2c_adapter *i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+
+static inline void cx24113_agc_callback(struct dvb_frontend *fe)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+}
+
+#endif /* CX24113_H */