/* $OpenBSD: tc921x.h,v 1.3 2007/05/22 04:14:03 jsg Exp $ */ /* * Copyright (c) 2001, 2002 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. */ /* * Toshiba's High Speed PLL for DTS * * TC9216P, TC9217P, TC9217F are a high speed PLL-LSI with built-in 2 modulus * prescaler. Each function is controlled through 3 serial bus lines and high * performance digital tuning system can be constituted. * */ #ifndef _TC921X_H_ #define _TC921X_H_ #include <sys/types.h> #include <machine/bus.h> #define TC921X_REGISTER_LENGTH 24 /* Input Register at 0xD0 */ #define TC921X_D0_FREQ_DIVIDER 0xFFFF /* (*) are only available at 4.5 MHz crystal resonator used */ #define TC921X_D0_REF_FREQ_500_HZ (0x0 << 16) #define TC921X_D0_REF_FREQ_1_KHZ (0x1 << 16) #define TC921X_D0_REF_FREQ_2P5_KHZ (0x2 << 16) #define TC921X_D0_REF_FREQ_3_KHZ (0x3 << 16) #define TC921X_D0_REF_FREQ_3P125_KHZ (0x4 << 16) #define TC921X_D0_REF_FREQ_3PXXX_KHZ (0x5 << 16) /* (*) */ #define TC921X_D0_REF_FREQ_5_KHZ (0x6 << 16) #define TC921X_D0_REF_FREQ_6P25_KHZ (0x7 << 16) #define TC921X_D0_REF_FREQ_7PXXX_KHZ (0x8 << 16) /* (*) */ #define TC921X_D0_REF_FREQ_9_KHZ (0x9 << 16) #define TC921X_D0_REF_FREQ_10_KHZ (0xA << 16) #define TC921X_D0_REF_FREQ_12P5_KHZ (0xB << 16) #define TC921X_D0_REF_FREQ_25_KHZ (0xC << 16) #define TC921X_D0_REF_FREQ_50_KHZ (0xD << 16) #define TC921X_D0_REF_FREQ_100_KHZ (0xE << 16) #define TC921X_D0_REF_FREQ_NOT_USED (0xF << 16) #define TC921X_D0_DIRECT_DIVIDING_MODE (0 << 20) #define TC921X_D0_PULSE_SWALLOW_HF_MODE (2 << 20) #define TC921X_D0_PULSE_SWALLOW_FM_MODE (1 << 20) #define TC921X_D0_HALF_PULSE_SWALLOW_MODE (3 << 20) #define TC921X_D0_OSC_7POINT2_MHZ (1 << 22) #define TC921X_D0_OSC_4POINT5_MHZ (0 << 22) #define TC921X_D0_OUT_CONTROL_ON (1 << 23) #define TC921X_D0_OUT_CONTROL_OFF (0 << 23) /* Input Register at 0xD2 */ #define TC921X_D2_GATE_TIME(x) (x << 0) #define TC921X_D2_GATE_TIME_1MS TC921X_D2_GATE_TIME(0) #define TC921X_D2_GATE_TIME_4MS TC921X_D2_GATE_TIME(1) #define TC921X_D2_GATE_TIME_16MS TC921X_D2_GATE_TIME(2) #define TC921X_D2_GATE_TIME_MANUAL TC921X_D2_GATE_TIME(3) #define TC921X_D2_COUNTER_MODE(x) (x << 2) #define TC921X_D2_COUNTER_INPUT_SC (1 << 5) #define TC921X_D2_COUNTER_INPUT_HFC (1 << 6) #define TC921X_D2_COUNTER_INPUT_LFC (1 << 7) #define TC921X_D2_START_BIT (1 << 8) #define TC921X_D2_TEST_BIT (1 << 9) #define TC921X_D2_IO_PORT(x) (x << 10) #define TC921X_D2_IO_PORT_OUTPUT(x) (x << 15) #define TC921X_D2_IO_PORT_INPUT(x) (x << 19) struct tc921x_t { bus_space_tag_t iot; bus_space_handle_t ioh; bus_size_t offset; u_int8_t period; u_int8_t clock; u_int8_t data; }; void tc921x_write_addr(struct tc921x_t *, u_int8_t, u_int32_t); u_int32_t tc921x_read_addr(struct tc921x_t *, u_int8_t); u_int32_t tc921x_encode_freq(u_int32_t); u_int32_t tc921x_decode_freq(u_int32_t); #endif /* _TC921X_H_ */