| /* |
| * Montage Technology M88DS3103/M88RS6000 demodulator driver |
| * |
| * Copyright (C) 2013 Antti Palosaari <crope@iki.fi> |
| * |
| * 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; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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 M88DS3103_H |
| #define M88DS3103_H |
| |
| #include <linux/dvb/frontend.h> |
| |
| /* |
| * I2C address |
| * 0x68, |
| */ |
| |
| /** |
| * enum m88ds3103_ts_mode - TS connection mode |
| * @M88DS3103_TS_SERIAL: TS output pin D0, normal |
| * @M88DS3103_TS_SERIAL_D7: TS output pin D7 |
| * @M88DS3103_TS_PARALLEL: TS Parallel mode |
| * @M88DS3103_TS_CI: TS CI Mode |
| */ |
| enum m88ds3103_ts_mode { |
| M88DS3103_TS_SERIAL, |
| M88DS3103_TS_SERIAL_D7, |
| M88DS3103_TS_PARALLEL, |
| M88DS3103_TS_CI |
| }; |
| |
| /** |
| * enum m88ds3103_clock_out |
| * @M88DS3103_CLOCK_OUT_DISABLED: Clock output is disabled |
| * @M88DS3103_CLOCK_OUT_ENABLED: Clock output is enabled with crystal |
| * clock. |
| * @M88DS3103_CLOCK_OUT_ENABLED_DIV2: Clock output is enabled with half |
| * crystal clock. |
| */ |
| enum m88ds3103_clock_out { |
| M88DS3103_CLOCK_OUT_DISABLED, |
| M88DS3103_CLOCK_OUT_ENABLED, |
| M88DS3103_CLOCK_OUT_ENABLED_DIV2 |
| }; |
| |
| /** |
| * struct m88ds3103_platform_data - Platform data for the m88ds3103 driver |
| * @clk: Clock frequency. |
| * @i2c_wr_max: Max bytes I2C adapter can write at once. |
| * @ts_mode: TS mode. |
| * @ts_clk: TS clock (KHz). |
| * @ts_clk_pol: TS clk polarity. 1-active at falling edge; 0-active at rising |
| * edge. |
| * @spec_inv: Input spectrum inversion. |
| * @agc: AGC configuration. |
| * @agc_inv: AGC polarity. |
| * @clk_out: Clock output. |
| * @envelope_mode: DiSEqC envelope mode. |
| * @lnb_hv_pol: LNB H/V pin polarity. 0: pin high set to VOLTAGE_18, pin low to |
| * set VOLTAGE_13. 1: pin high set to VOLTAGE_13, pin low to set VOLTAGE_18. |
| * @lnb_en_pol: LNB enable pin polarity. 0: pin high to disable, pin low to |
| * enable. 1: pin high to enable, pin low to disable. |
| * @get_dvb_frontend: Get DVB frontend. |
| * @get_i2c_adapter: Get I2C adapter. |
| */ |
| struct m88ds3103_platform_data { |
| u32 clk; |
| u16 i2c_wr_max; |
| enum m88ds3103_ts_mode ts_mode; |
| u32 ts_clk; |
| enum m88ds3103_clock_out clk_out; |
| u8 ts_clk_pol:1; |
| u8 spec_inv:1; |
| u8 agc; |
| u8 agc_inv:1; |
| u8 envelope_mode:1; |
| u8 lnb_hv_pol:1; |
| u8 lnb_en_pol:1; |
| |
| struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *); |
| struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *); |
| |
| /* private: For legacy media attach wrapper. Do not set value. */ |
| u8 attach_in_use:1; |
| }; |
| |
| /** |
| * struct m88ds3103_config - m88ds3102 configuration |
| * |
| * @i2c_addr: I2C address. Default: none, must set. Example: 0x68, ... |
| * @clock: Device's clock. Default: none, must set. Example: 27000000 |
| * @i2c_wr_max: Max bytes I2C provider is asked to write at once. |
| * Default: none, must set. Example: 33, 65, ... |
| * @ts_mode: TS output mode, as defined by &enum m88ds3103_ts_mode. |
| * Default: M88DS3103_TS_SERIAL. |
| * @ts_clk: TS clk in KHz. Default: 0. |
| * @ts_clk_pol: TS clk polarity.Default: 0. |
| * 1-active at falling edge; 0-active at rising edge. |
| * @spec_inv: Spectrum inversion. Default: 0. |
| * @agc_inv: AGC polarity. Default: 0. |
| * @clock_out: Clock output, as defined by &enum m88ds3103_clock_out. |
| * Default: M88DS3103_CLOCK_OUT_DISABLED. |
| * @envelope_mode: DiSEqC envelope mode. Default: 0. |
| * @agc: AGC configuration. Default: none, must set. |
| * @lnb_hv_pol: LNB H/V pin polarity. Default: 0. Values: |
| * 1: pin high set to VOLTAGE_13, pin low to set VOLTAGE_18; |
| * 0: pin high set to VOLTAGE_18, pin low to set VOLTAGE_13. |
| * @lnb_en_pol: LNB enable pin polarity. Default: 0. Values: |
| * 1: pin high to enable, pin low to disable; |
| * 0: pin high to disable, pin low to enable. |
| */ |
| struct m88ds3103_config { |
| u8 i2c_addr; |
| u32 clock; |
| u16 i2c_wr_max; |
| u8 ts_mode; |
| u32 ts_clk; |
| u8 ts_clk_pol:1; |
| u8 spec_inv:1; |
| u8 agc_inv:1; |
| u8 clock_out; |
| u8 envelope_mode:1; |
| u8 agc; |
| u8 lnb_hv_pol:1; |
| u8 lnb_en_pol:1; |
| }; |
| |
| #if defined(CONFIG_DVB_M88DS3103) || \ |
| (defined(CONFIG_DVB_M88DS3103_MODULE) && defined(MODULE)) |
| /** |
| * Attach a m88ds3103 demod |
| * |
| * @config: pointer to &struct m88ds3103_config with demod configuration. |
| * @i2c: i2c adapter to use. |
| * @tuner_i2c: on success, returns the I2C adapter associated with |
| * m88ds3103 tuner. |
| * |
| * return: FE pointer on success, NULL on failure. |
| * Note: Do not add new m88ds3103_attach() users! Use I2C bindings instead. |
| */ |
| extern struct dvb_frontend *m88ds3103_attach( |
| const struct m88ds3103_config *config, |
| struct i2c_adapter *i2c, |
| struct i2c_adapter **tuner_i2c); |
| extern int m88ds3103_get_agc_pwm(struct dvb_frontend *fe, u8 *_agc_pwm); |
| #else |
| static inline struct dvb_frontend *m88ds3103_attach( |
| const struct m88ds3103_config *config, |
| struct i2c_adapter *i2c, |
| struct i2c_adapter **tuner_i2c) |
| { |
| pr_warn("%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| #define m88ds3103_get_agc_pwm NULL |
| #endif |
| |
| #endif |