Edit File: ad5755.h
/* * Copyright 2012 Analog Devices Inc. * * Licensed under the GPL-2. */ #ifndef __LINUX_PLATFORM_DATA_AD5755_H__ #define __LINUX_PLATFORM_DATA_AD5755_H__ enum ad5755_mode { AD5755_MODE_VOLTAGE_0V_5V = 0, AD5755_MODE_VOLTAGE_0V_10V = 1, AD5755_MODE_VOLTAGE_PLUSMINUS_5V = 2, AD5755_MODE_VOLTAGE_PLUSMINUS_10V = 3, AD5755_MODE_CURRENT_4mA_20mA = 4, AD5755_MODE_CURRENT_0mA_20mA = 5, AD5755_MODE_CURRENT_0mA_24mA = 6, }; enum ad5755_dc_dc_phase { AD5755_DC_DC_PHASE_ALL_SAME_EDGE = 0, AD5755_DC_DC_PHASE_A_B_SAME_EDGE_C_D_OPP_EDGE = 1, AD5755_DC_DC_PHASE_A_C_SAME_EDGE_B_D_OPP_EDGE = 2, AD5755_DC_DC_PHASE_90_DEGREE = 3, }; enum ad5755_dc_dc_freq { AD5755_DC_DC_FREQ_250kHZ = 0, AD5755_DC_DC_FREQ_410kHZ = 1, AD5755_DC_DC_FREQ_650kHZ = 2, }; enum ad5755_dc_dc_maxv { AD5755_DC_DC_MAXV_23V = 0, AD5755_DC_DC_MAXV_24V5 = 1, AD5755_DC_DC_MAXV_27V = 2, AD5755_DC_DC_MAXV_29V5 = 3, }; enum ad5755_slew_rate { AD5755_SLEW_RATE_64k = 0, AD5755_SLEW_RATE_32k = 1, AD5755_SLEW_RATE_16k = 2, AD5755_SLEW_RATE_8k = 3, AD5755_SLEW_RATE_4k = 4, AD5755_SLEW_RATE_2k = 5, AD5755_SLEW_RATE_1k = 6, AD5755_SLEW_RATE_500 = 7, AD5755_SLEW_RATE_250 = 8, AD5755_SLEW_RATE_125 = 9, AD5755_SLEW_RATE_64 = 10, AD5755_SLEW_RATE_32 = 11, AD5755_SLEW_RATE_16 = 12, AD5755_SLEW_RATE_8 = 13, AD5755_SLEW_RATE_4 = 14, AD5755_SLEW_RATE_0_5 = 15, }; enum ad5755_slew_step_size { AD5755_SLEW_STEP_SIZE_1 = 0, AD5755_SLEW_STEP_SIZE_2 = 1, AD5755_SLEW_STEP_SIZE_4 = 2, AD5755_SLEW_STEP_SIZE_8 = 3, AD5755_SLEW_STEP_SIZE_16 = 4, AD5755_SLEW_STEP_SIZE_32 = 5, AD5755_SLEW_STEP_SIZE_64 = 6, AD5755_SLEW_STEP_SIZE_128 = 7, AD5755_SLEW_STEP_SIZE_256 = 8, }; /** * struct ad5755_platform_data - AD5755 DAC driver platform data * @ext_dc_dc_compenstation_resistor: Whether an external DC-DC converter * compensation register is used. * @dc_dc_phase: DC-DC converter phase. * @dc_dc_freq: DC-DC converter frequency. * @dc_dc_maxv: DC-DC maximum allowed boost voltage. * @dac.mode: The mode to be used for the DAC output. * @dac.ext_current_sense_resistor: Whether an external current sense resistor * is used. * @dac.enable_voltage_overrange: Whether to enable 20% voltage output overrange. * @dac.slew.enable: Whether to enable digital slew. * @dac.slew.rate: Slew rate of the digital slew. * @dac.slew.step_size: Slew step size of the digital slew. **/ struct ad5755_platform_data { bool ext_dc_dc_compenstation_resistor; enum ad5755_dc_dc_phase dc_dc_phase; enum ad5755_dc_dc_freq dc_dc_freq; enum ad5755_dc_dc_maxv dc_dc_maxv; struct { enum ad5755_mode mode; bool ext_current_sense_resistor; bool enable_voltage_overrange; struct { bool enable; enum ad5755_slew_rate rate; enum ad5755_slew_step_size step_size; } slew; } dac[4]; }; #endif