195 lines
5.0 KiB
C
195 lines
5.0 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Driver for Freescale MC44S803 Low Power CMOS Broadband Tuner
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*
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* Copyright (c) 2009 Jochen Friedrich <jochen@scram.de>
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*/
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#ifndef MC44S803_PRIV_H
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#define MC44S803_PRIV_H
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/* This driver is based on the information available in the datasheet
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http://www.freescale.com/files/rf_if/doc/data_sheet/MC44S803.pdf
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SPI or I2C Address : 0xc0-0xc6
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Reg.No | Function
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-------------------------------------------
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00 | Power Down
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01 | Reference Oszillator
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02 | Reference Dividers
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03 | Mixer and Reference Buffer
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04 | Reset/Serial Out
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05 | LO 1
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06 | LO 2
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07 | Circuit Adjust
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08 | Test
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09 | Digital Tune
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0A | LNA AGC
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0B | Data Register Address
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0C | Regulator Test
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0D | VCO Test
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0E | LNA Gain/Input Power
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0F | ID Bits
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*/
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#define MC44S803_OSC 26000000 /* 26 MHz */
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#define MC44S803_IF1 1086000000 /* 1086 MHz */
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#define MC44S803_IF2 36125000 /* 36.125 MHz */
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#define MC44S803_REG_POWER 0
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#define MC44S803_REG_REFOSC 1
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#define MC44S803_REG_REFDIV 2
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#define MC44S803_REG_MIXER 3
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#define MC44S803_REG_RESET 4
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#define MC44S803_REG_LO1 5
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#define MC44S803_REG_LO2 6
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#define MC44S803_REG_CIRCADJ 7
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#define MC44S803_REG_TEST 8
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#define MC44S803_REG_DIGTUNE 9
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#define MC44S803_REG_LNAAGC 0x0A
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#define MC44S803_REG_DATAREG 0x0B
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#define MC44S803_REG_REGTEST 0x0C
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#define MC44S803_REG_VCOTEST 0x0D
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#define MC44S803_REG_LNAGAIN 0x0E
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#define MC44S803_REG_ID 0x0F
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/* Register definitions */
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#define MC44S803_ADDR 0x0F
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#define MC44S803_ADDR_S 0
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/* REG_POWER */
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#define MC44S803_POWER 0xFFFFF0
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#define MC44S803_POWER_S 4
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/* REG_REFOSC */
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#define MC44S803_REFOSC 0x1FF0
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#define MC44S803_REFOSC_S 4
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#define MC44S803_OSCSEL 0x2000
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#define MC44S803_OSCSEL_S 13
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/* REG_REFDIV */
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#define MC44S803_R2 0x1FF0
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#define MC44S803_R2_S 4
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#define MC44S803_REFBUF_EN 0x2000
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#define MC44S803_REFBUF_EN_S 13
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#define MC44S803_R1 0x7C000
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#define MC44S803_R1_S 14
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/* REG_MIXER */
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#define MC44S803_R3 0x70
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#define MC44S803_R3_S 4
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#define MC44S803_MUX3 0x80
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#define MC44S803_MUX3_S 7
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#define MC44S803_MUX4 0x100
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#define MC44S803_MUX4_S 8
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#define MC44S803_OSC_SCR 0x200
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#define MC44S803_OSC_SCR_S 9
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#define MC44S803_TRI_STATE 0x400
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#define MC44S803_TRI_STATE_S 10
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#define MC44S803_BUF_GAIN 0x800
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#define MC44S803_BUF_GAIN_S 11
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#define MC44S803_BUF_IO 0x1000
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#define MC44S803_BUF_IO_S 12
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#define MC44S803_MIXER_RES 0xFE000
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#define MC44S803_MIXER_RES_S 13
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/* REG_RESET */
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#define MC44S803_RS 0x10
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#define MC44S803_RS_S 4
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#define MC44S803_SO 0x20
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#define MC44S803_SO_S 5
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/* REG_LO1 */
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#define MC44S803_LO1 0xFFF0
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#define MC44S803_LO1_S 4
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/* REG_LO2 */
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#define MC44S803_LO2 0x7FFF0
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#define MC44S803_LO2_S 4
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/* REG_CIRCADJ */
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#define MC44S803_G1 0x20
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#define MC44S803_G1_S 5
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#define MC44S803_G3 0x80
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#define MC44S803_G3_S 7
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#define MC44S803_CIRCADJ_RES 0x300
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#define MC44S803_CIRCADJ_RES_S 8
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#define MC44S803_G6 0x400
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#define MC44S803_G6_S 10
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#define MC44S803_G7 0x800
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#define MC44S803_G7_S 11
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#define MC44S803_S1 0x1000
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#define MC44S803_S1_S 12
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#define MC44S803_LP 0x7E000
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#define MC44S803_LP_S 13
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#define MC44S803_CLRF 0x80000
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#define MC44S803_CLRF_S 19
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#define MC44S803_CLIF 0x100000
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#define MC44S803_CLIF_S 20
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/* REG_TEST */
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/* REG_DIGTUNE */
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#define MC44S803_DA 0xF0
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#define MC44S803_DA_S 4
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#define MC44S803_XOD 0x300
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#define MC44S803_XOD_S 8
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#define MC44S803_RST 0x10000
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#define MC44S803_RST_S 16
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#define MC44S803_LO_REF 0x1FFF00
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#define MC44S803_LO_REF_S 8
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#define MC44S803_AT 0x200000
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#define MC44S803_AT_S 21
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#define MC44S803_MT 0x400000
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#define MC44S803_MT_S 22
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/* REG_LNAAGC */
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#define MC44S803_G 0x3F0
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#define MC44S803_G_S 4
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#define MC44S803_AT1 0x400
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#define MC44S803_AT1_S 10
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#define MC44S803_AT2 0x800
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#define MC44S803_AT2_S 11
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#define MC44S803_HL_GR_EN 0x8000
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#define MC44S803_HL_GR_EN_S 15
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#define MC44S803_AGC_AN_DIG 0x10000
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#define MC44S803_AGC_AN_DIG_S 16
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#define MC44S803_ATTEN_EN 0x20000
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#define MC44S803_ATTEN_EN_S 17
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#define MC44S803_AGC_READ_EN 0x40000
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#define MC44S803_AGC_READ_EN_S 18
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#define MC44S803_LNA0 0x80000
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#define MC44S803_LNA0_S 19
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#define MC44S803_AGC_SEL 0x100000
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#define MC44S803_AGC_SEL_S 20
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#define MC44S803_AT0 0x200000
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#define MC44S803_AT0_S 21
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#define MC44S803_B 0xC00000
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#define MC44S803_B_S 22
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/* REG_DATAREG */
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#define MC44S803_D 0xF0
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#define MC44S803_D_S 4
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/* REG_REGTEST */
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/* REG_VCOTEST */
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/* REG_LNAGAIN */
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#define MC44S803_IF_PWR 0x700
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#define MC44S803_IF_PWR_S 8
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#define MC44S803_RF_PWR 0x3800
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#define MC44S803_RF_PWR_S 11
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#define MC44S803_LNA_GAIN 0xFC000
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#define MC44S803_LNA_GAIN_S 14
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/* REG_ID */
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#define MC44S803_ID 0x3E00
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#define MC44S803_ID_S 9
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/* Some macros to read/write fields */
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/* First shift, then mask */
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#define MC44S803_REG_SM(_val, _reg) \
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(((_val) << _reg##_S) & (_reg))
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/* First mask, then shift */
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#define MC44S803_REG_MS(_val, _reg) \
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(((_val) & (_reg)) >> _reg##_S)
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struct mc44s803_priv {
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struct mc44s803_config *cfg;
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struct i2c_adapter *i2c;
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struct dvb_frontend *fe;
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u32 frequency;
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};
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#endif
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