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Diffstat (limited to '')
-rw-r--r-- | drivers/media/dvb-frontends/stb6100.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/stb6100.h b/drivers/media/dvb-frontends/stb6100.h new file mode 100644 index 000000000..902b851b5 --- /dev/null +++ b/drivers/media/dvb-frontends/stb6100.h @@ -0,0 +1,102 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + STB6100 Silicon Tuner + Copyright (C) Manu Abraham (abraham.manu@gmail.com) + + Copyright (C) ST Microelectronics + +*/ + +#ifndef __STB_6100_REG_H +#define __STB_6100_REG_H + +#include <linux/dvb/frontend.h> +#include <media/dvb_frontend.h> + +#define STB6100_LD 0x00 +#define STB6100_LD_LOCK (1 << 0) + +#define STB6100_VCO 0x01 +#define STB6100_VCO_OSCH (0x01 << 7) +#define STB6100_VCO_OSCH_SHIFT 7 +#define STB6100_VCO_OCK (0x03 << 5) +#define STB6100_VCO_OCK_SHIFT 5 +#define STB6100_VCO_ODIV (0x01 << 4) +#define STB6100_VCO_ODIV_SHIFT 4 +#define STB6100_VCO_OSM (0x0f << 0) + +#define STB6100_NI 0x02 +#define STB6100_NF_LSB 0x03 + +#define STB6100_K 0x04 +#define STB6100_K_PSD2 (0x01 << 2) +#define STB6100_K_PSD2_SHIFT 2 +#define STB6100_K_NF_MSB (0x03 << 0) + +#define STB6100_G 0x05 +#define STB6100_G_G (0x0f << 0) +#define STB6100_G_GCT (0x07 << 5) + +#define STB6100_F 0x06 +#define STB6100_F_F (0x1f << 0) + +#define STB6100_DLB 0x07 + +#define STB6100_TEST1 0x08 + +#define STB6100_FCCK 0x09 +#define STB6100_FCCK_FCCK (0x01 << 6) + +#define STB6100_LPEN 0x0a +#define STB6100_LPEN_LPEN (0x01 << 4) +#define STB6100_LPEN_SYNP (0x01 << 5) +#define STB6100_LPEN_OSCP (0x01 << 6) +#define STB6100_LPEN_BEN (0x01 << 7) + +#define STB6100_TEST3 0x0b + +#define STB6100_NUMREGS 0x0c + + +#define INRANGE(val, x, y) (((x <= val) && (val <= y)) || \ + ((y <= val) && (val <= x)) ? 1 : 0) + +#define CHKRANGE(val, x, y) (((val >= x) && (val < y)) ? 1 : 0) + +struct stb6100_config { + u8 tuner_address; + u32 refclock; +}; + +struct stb6100_state { + struct i2c_adapter *i2c; + + const struct stb6100_config *config; + struct dvb_tuner_ops ops; + struct dvb_frontend *frontend; + + u32 frequency; + u32 srate; + u32 bandwidth; + u32 reference; +}; + +#if IS_REACHABLE(CONFIG_DVB_STB6100) + +extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe, + const struct stb6100_config *config, + struct i2c_adapter *i2c); + +#else + +static inline struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe, + const struct stb6100_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__); + return NULL; +} + +#endif //CONFIG_DVB_STB6100 + +#endif |