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/*
* include/media/si476x-platform.h -- Platform data specific definitions
*
* Copyright (C) 2013 Andrey Smirnov
*
* Author: Andrey Smirnov <andrew.smirnov@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
*/
#ifndef __SI476X_PLATFORM_H__
#define __SI476X_PLATFORM_H__
/* It is possible to select one of the four adresses using pins A0
* and A1 on SI476x */
#define SI476X_I2C_ADDR_1 0x60
#define SI476X_I2C_ADDR_2 0x61
#define SI476X_I2C_ADDR_3 0x62
#define SI476X_I2C_ADDR_4 0x63
enum si476x_iqclk_config {
SI476X_IQCLK_NOOP = 0,
SI476X_IQCLK_TRISTATE = 1,
SI476X_IQCLK_IQ = 21,
};
enum si476x_iqfs_config {
SI476X_IQFS_NOOP = 0,
SI476X_IQFS_TRISTATE = 1,
SI476X_IQFS_IQ = 21,
};
enum si476x_iout_config {
SI476X_IOUT_NOOP = 0,
SI476X_IOUT_TRISTATE = 1,
SI476X_IOUT_OUTPUT = 22,
};
enum si476x_qout_config {
SI476X_QOUT_NOOP = 0,
SI476X_QOUT_TRISTATE = 1,
SI476X_QOUT_OUTPUT = 22,
};
enum si476x_dclk_config {
SI476X_DCLK_NOOP = 0,
SI476X_DCLK_TRISTATE = 1,
SI476X_DCLK_DAUDIO = 10,
};
enum si476x_dfs_config {
SI476X_DFS_NOOP = 0,
SI476X_DFS_TRISTATE = 1,
SI476X_DFS_DAUDIO = 10,
};
enum si476x_dout_config {
SI476X_DOUT_NOOP = 0,
SI476X_DOUT_TRISTATE = 1,
SI476X_DOUT_I2S_OUTPUT = 12,
SI476X_DOUT_I2S_INPUT = 13,
};
enum si476x_xout_config {
SI476X_XOUT_NOOP = 0,
SI476X_XOUT_TRISTATE = 1,
SI476X_XOUT_I2S_INPUT = 13,
SI476X_XOUT_MODE_SELECT = 23,
};
enum si476x_icin_config {
SI476X_ICIN_NOOP = 0,
SI476X_ICIN_TRISTATE = 1,
SI476X_ICIN_GPO1_HIGH = 2,
SI476X_ICIN_GPO1_LOW = 3,
SI476X_ICIN_IC_LINK = 30,
};
enum si476x_icip_config {
SI476X_ICIP_NOOP = 0,
SI476X_ICIP_TRISTATE = 1,
SI476X_ICIP_GPO2_HIGH = 2,
SI476X_ICIP_GPO2_LOW = 3,
SI476X_ICIP_IC_LINK = 30,
};
enum si476x_icon_config {
SI476X_ICON_NOOP = 0,
SI476X_ICON_TRISTATE = 1,
SI476X_ICON_I2S = 10,
SI476X_ICON_IC_LINK = 30,
};
enum si476x_icop_config {
SI476X_ICOP_NOOP = 0,
SI476X_ICOP_TRISTATE = 1,
SI476X_ICOP_I2S = 10,
SI476X_ICOP_IC_LINK = 30,
};
enum si476x_lrout_config {
SI476X_LROUT_NOOP = 0,
SI476X_LROUT_TRISTATE = 1,
SI476X_LROUT_AUDIO = 2,
SI476X_LROUT_MPX = 3,
};
enum si476x_intb_config {
SI476X_INTB_NOOP = 0,
SI476X_INTB_TRISTATE = 1,
SI476X_INTB_DAUDIO = 10,
SI476X_INTB_IRQ = 40,
};
enum si476x_a1_config {
SI476X_A1_NOOP = 0,
SI476X_A1_TRISTATE = 1,
SI476X_A1_IRQ = 40,
};
struct si476x_pinmux {
enum si476x_dclk_config dclk;
enum si476x_dfs_config dfs;
enum si476x_dout_config dout;
enum si476x_xout_config xout;
enum si476x_iqclk_config iqclk;
enum si476x_iqfs_config iqfs;
enum si476x_iout_config iout;
enum si476x_qout_config qout;
enum si476x_icin_config icin;
enum si476x_icip_config icip;
enum si476x_icon_config icon;
enum si476x_icop_config icop;
enum si476x_lrout_config lrout;
enum si476x_intb_config intb;
enum si476x_a1_config a1;
};
enum si476x_ibias6x {
SI476X_IBIAS6X_OTHER = 0,
SI476X_IBIAS6X_RCVR1_NON_4MHZ_CLK = 1,
};
enum si476x_xstart {
SI476X_XSTART_MULTIPLE_TUNER = 0x11,
SI476X_XSTART_NORMAL = 0x77,
};
enum si476x_freq {
SI476X_FREQ_4_MHZ = 0,
SI476X_FREQ_37P209375_MHZ = 1,
SI476X_FREQ_36P4_MHZ = 2,
SI476X_FREQ_37P8_MHZ = 3,
};
enum si476x_xmode {
SI476X_XMODE_CRYSTAL_RCVR1 = 1,
SI476X_XMODE_EXT_CLOCK = 2,
SI476X_XMODE_CRYSTAL_RCVR2_3 = 3,
};
enum si476x_xbiashc {
SI476X_XBIASHC_SINGLE_RECEIVER = 0,
SI476X_XBIASHC_MULTIPLE_RECEIVER = 1,
};
enum si476x_xbias {
SI476X_XBIAS_RCVR2_3 = 0,
SI476X_XBIAS_4MHZ_RCVR1 = 3,
SI476X_XBIAS_RCVR1 = 7,
};
enum si476x_func {
SI476X_FUNC_BOOTLOADER = 0,
SI476X_FUNC_FM_RECEIVER = 1,
SI476X_FUNC_AM_RECEIVER = 2,
SI476X_FUNC_WB_RECEIVER = 3,
};
/**
* @xcload: Selects the amount of additional on-chip capacitance to
* be connected between XTAL1 and gnd and between XTAL2 and
* GND. One half of the capacitance value shown here is the
* additional load capacitance presented to the xtal. The
* minimum step size is 0.277 pF. Recommended value is 0x28
* but it will be layout dependent. Range is 0–0x3F i.e.
* (0–16.33 pF)
* @ctsien: enable CTSINT(interrupt request when CTS condition
* arises) when set
* @intsel: when set A1 pin becomes the interrupt pin; otherwise,
* INTB is the interrupt pin
* @func: selects the boot function of the device. I.e.
* SI476X_BOOTLOADER - Boot loader
* SI476X_FM_RECEIVER - FM receiver
* SI476X_AM_RECEIVER - AM receiver
* SI476X_WB_RECEIVER - Weatherband receiver
* @freq: oscillator's crystal frequency:
* SI476X_XTAL_37P209375_MHZ - 37.209375 Mhz
* SI476X_XTAL_36P4_MHZ - 36.4 Mhz
* SI476X_XTAL_37P8_MHZ - 37.8 Mhz
*/
struct si476x_power_up_args {
enum si476x_ibias6x ibias6x;
enum si476x_xstart xstart;
u8 xcload;
bool fastboot;
enum si476x_xbiashc xbiashc;
enum si476x_xbias xbias;
enum si476x_func func;
enum si476x_freq freq;
enum si476x_xmode xmode;
};
/**
* enum si476x_phase_diversity_mode - possbile phase diversity modes
* for SI4764/5/6/7 chips.
*
* @SI476X_PHDIV_DISABLED: Phase diversity feature is
* disabled.
* @SI476X_PHDIV_PRIMARY_COMBINING: Tuner works as a primary tuner
* in combination with a
* secondary one.
* @SI476X_PHDIV_PRIMARY_ANTENNA: Tuner works as a primary tuner
* using only its own antenna.
* @SI476X_PHDIV_SECONDARY_ANTENNA: Tuner works as a primary tuner
* usning seconary tuner's antenna.
* @SI476X_PHDIV_SECONDARY_COMBINING: Tuner works as a secondary
* tuner in combination with the
* primary one.
*/
enum si476x_phase_diversity_mode {
SI476X_PHDIV_DISABLED = 0,
SI476X_PHDIV_PRIMARY_COMBINING = 1,
SI476X_PHDIV_PRIMARY_ANTENNA = 2,
SI476X_PHDIV_SECONDARY_ANTENNA = 3,
SI476X_PHDIV_SECONDARY_COMBINING = 5,
};
/*
* Platform dependent definition
*/
struct si476x_platform_data {
int gpio_reset; /* < 0 if not used */
struct si476x_power_up_args power_up_parameters;
enum si476x_phase_diversity_mode diversity_mode;
struct si476x_pinmux pinmux;
};
#endif /* __SI476X_PLATFORM_H__ */
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