/* $OpenBSD: tea5757.h,v 1.3 2002/01/07 18:32:19 mickey Exp $ */ /* $RuOBSD: tea5757.h,v 1.2 2001/10/18 16:51:36 pva Exp $ */ /* * Copyright (c) 2001 Vladimir Popov <jumbo@narod.ru> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _TEA5757_H_ #define _TEA5757_H_ #include <sys/types.h> #include <machine/bus.h> #define TEA5757_REGISTER_LENGTH 25 #define TEA5757_FREQ 0x0007FFF #define TEA5757_DATA 0x1FF8000 #define TEA5757_SEARCH_START (1 << 24) /* 0x1000000 */ #define TEA5757_SEARCH_END (0 << 24) /* 0x0000000 */ #define TEA5757_SEARCH_UP (1 << 23) /* 0x0800000 */ #define TEA5757_SEARCH_DOWN (0 << 23) /* 0x0000000 */ #define TEA5757_ACQUISITION_DELAY 100000 #define TEA5757_WAIT_DELAY 1000 #define TEA5757_SEARCH_DELAY 14 /* 14 microseconds */ #define TEA5757_STEREO (0 << 22) /* 0x0000000 */ #define TEA5757_MONO (1 << 22) /* 0x0400000 */ #define TEA5757_BAND_FM (0 << 20) #define TEA5757_BAND_MW (1 << 20) #define TEA5757_BAND_LW (2 << 20) #define TEA5757_BAND_SW (3 << 20) #define TEA5757_USER_PORT (0 << 18) #define TEA5757_DUMMY (0 << 15) #define TEA5757_S005 (0 << 16) /* 0x0000000 * > 5 mkV */ #define TEA5757_S010 (2 << 16) /* 0x0020000 * > 10 mkV */ #define TEA5757_S030 (1 << 16) /* 0x0010000 * > 30 mkV */ #define TEA5757_S150 (3 << 16) /* 0x0030000 * > 150 mkV */ #define TEA5757_TEA5759 (1 << 0) struct tea5757_t { bus_space_tag_t iot; bus_space_handle_t ioh; bus_size_t offset; int flags; void (*init)(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int32_t); /* init value */ void (*rset)(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int32_t); /* reset value */ void (*write_bit)(bus_space_tag_t, bus_space_handle_t, bus_size_t, int); /* the bit */ u_int32_t (*read)(bus_space_tag_t, bus_space_handle_t, bus_size_t); }; u_int32_t tea5757_encode_freq(u_int32_t, int); u_int32_t tea5757_decode_freq(u_int32_t, int); u_int32_t tea5757_encode_lock(u_int8_t); u_int8_t tea5757_decode_lock(u_int32_t); u_int32_t tea5757_set_freq(struct tea5757_t *, u_int32_t, u_int32_t, u_int32_t); void tea5757_search(struct tea5757_t *, u_int32_t, u_int32_t, int); void tea5757_hardware_write(struct tea5757_t *, u_int32_t); #endif /* _TEA5757_H_ */