xref: /linux/drivers/media/dvb-frontends/lnbh24.h (revision 75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37)
1*c942fddfSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */
28c1a2331SIgor M. Liplianin /*
38c1a2331SIgor M. Liplianin  * lnbh24.h - driver for lnb supply and control ic lnbh24
48c1a2331SIgor M. Liplianin  *
58c1a2331SIgor M. Liplianin  * Copyright (C) 2009 NetUP Inc.
68c1a2331SIgor M. Liplianin  * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
78c1a2331SIgor M. Liplianin  */
88c1a2331SIgor M. Liplianin 
98c1a2331SIgor M. Liplianin #ifndef _LNBH24_H
108c1a2331SIgor M. Liplianin #define _LNBH24_H
118c1a2331SIgor M. Liplianin 
128c1a2331SIgor M. Liplianin /* system register bits */
138c1a2331SIgor M. Liplianin #define LNBH24_OLF	0x01
148c1a2331SIgor M. Liplianin #define LNBH24_OTF	0x02
158c1a2331SIgor M. Liplianin #define LNBH24_EN	0x04
168c1a2331SIgor M. Liplianin #define LNBH24_VSEL	0x08
178c1a2331SIgor M. Liplianin #define LNBH24_LLC	0x10
188c1a2331SIgor M. Liplianin #define LNBH24_TEN	0x20
198c1a2331SIgor M. Liplianin #define LNBH24_TTX	0x40
208c1a2331SIgor M. Liplianin #define LNBH24_PCL	0x80
218c1a2331SIgor M. Liplianin 
228c1a2331SIgor M. Liplianin #include <linux/dvb/frontend.h>
238c1a2331SIgor M. Liplianin 
249b174527SArnd Bergmann #if IS_REACHABLE(CONFIG_DVB_LNBP21)
258c1a2331SIgor M. Liplianin /* override_set and override_clear control which
268c1a2331SIgor M. Liplianin    system register bits (above) to always set & clear */
278c1a2331SIgor M. Liplianin extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe,
288c1a2331SIgor M. Liplianin 				struct i2c_adapter *i2c, u8 override_set,
298c1a2331SIgor M. Liplianin 				u8 override_clear, u8 i2c_addr);
308c1a2331SIgor M. Liplianin #else
318c1a2331SIgor M. Liplianin static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe,
328c1a2331SIgor M. Liplianin 				struct i2c_adapter *i2c, u8 override_set,
338c1a2331SIgor M. Liplianin 				u8 override_clear, u8 i2c_addr)
348c1a2331SIgor M. Liplianin {
358c1a2331SIgor M. Liplianin 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
368c1a2331SIgor M. Liplianin 	return NULL;
378c1a2331SIgor M. Liplianin }
388c1a2331SIgor M. Liplianin #endif
398c1a2331SIgor M. Liplianin 
408c1a2331SIgor M. Liplianin #endif
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