# Kconfig - ADC configuration options # # Copyright (c) 2015 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # # ADC options # menuconfig ADC bool prompt "ADC drivers" default n help Enable ADC (Analog to Digital Converter) driver configuration config ADC_DEBUG bool "ADC drivers debug output" depends on ADC default n help Enable debug output for ADC drivers config ADC_TI_ADC108S102 bool "TI adc108s102 chip driver" depends on ADC select SPI select NANO_TIMEOUTS default n help Enable support for TI's ADC chip adc108s102 driver. config ADC_TI_ADC108S102_INIT_PRIORITY int depends on ADC_TI_ADC108S102 default 80 prompt "Init priority" help Device driver initialization priority. Device is connected to SPI bus, it has to be initialized after SPI driver. config ADC_TI_ADC108S102_DRV_NAME string "Driver's name" depends on ADC_TI_ADC108S102 default "ADC" config ADC_TI_ADC108S102_SPI_PORT_NAME string "Master SPI port name" depends on ADC_TI_ADC108S102 default "" help Master SPI port name through which adc108s102 chip is accessed. config ADC_TI_ADC108S102_SPI_CONFIGURATION hex "Master SPI port configuration" depends on ADC_TI_ADC108S102 default 0x0 help Master SPI port configuration flags used to access adc108s102 chip. config ADC_TI_ADC108S102_SPI_MAX_FREQ hex "Master SPI port max frequency" depends on ADC_TI_ADC108S102 default 0x0 help Master SPI port maximum frequency used to access adc108s102 chip. config ADC_TI_ADC108S102_SPI_SLAVE int "SPI slave slot" depends on ADC_TI_ADC108S102 default 0 help adc108s102 chip's SPI slave number on master SPI port. config ADC_DW bool "ARC Designware Driver" depends on ADC && ARC default n help Enable the driver implementation of the Designware ADC IP. if ADC_DW config ADC_DW_NAME string "Select a name to lookup the device" default "ADC" depends on ADC_DW config ADC_DW_RX_IRQ int prompt "ADC reception interrupt" depends on ADC_DW default 19 config ADC_DW_ERR_IRQ int prompt "ADC error interrupt" depends on ADC_DW default 18 config ADC_DW_PRI int prompt "ADC interrupt priority" depends on ADC_DW default 2 config ADC_DW_CALIBRATION bool "Enable Calibration" default y depends on ADC_DW help Enables ADC to run with a calibrated output at the expense of execution speed when exiting low power states. If disabled, the ADC will require the application/system-integrator to provide a calibration method. config ADC_DW_DUMMY_CONVERSION bool "Enable dummy conversion" default y depends on ADC_DW help After awaking from low power state a dummy conversion must be performed and discarded. If disabled the user will have to discard the first sample after a resume from a low power state. choice prompt "Output Mode" default ADC_DW_SERIAL depends on ADC_DW help ADC output mode: parallel or serial. config ADC_DW_SERIAL bool "Serial" config ADC_DW_PARALLEL bool "Parallel" endchoice choice prompt "Sequence Mode" default ADC_DW_SINGLESHOT depends on ADC_DW help ADC sequence mode - single run/repetitive config ADC_DW_SINGLESHOT bool "Single Ended" config ADC_DW_REPETITIVE bool "Differential" endchoice choice prompt "Capture Mode" default ADC_DW_RISING_EDGE depends on ADC_DW help ADC controller capture mode: by rising or falling edge of adc_clk config ADC_DW_RISING_EDGE bool "Rising Edge" config ADC_DW_FALLING_EDGE bool "Falling Edge" endchoice config ADC_DW_SAMPLE_WIDTH int "Sample Width" depends on ADC_DW default 31 help Defines ADC device data sample width (resolution): 0 = 6 bits resolution 1 = 8 bits resolution 2 = 10 bits resolution 3 = 12 bits resolution config ADC_DW_SERIAL_DELAY int "Serial Delay" default 1 help Number of ADC clock ticks that the first bit of the serial output is delayed after the conversion has started. config ADC_DW_CLOCK_RATIO int "Clock Ratio" default 1024 help ADC Clock Ratio endif config ADC_QMSI bool "QMSI ADC Driver" depends on QMSI_DRIVERS && ADC default n help Enable the driver implementation of the QMSI ADC IP. config ADC_QMSI_NAME string "Select a name to lookup the device" default "ADC" depends on ADC_QMSI config ADC_IRQ int prompt "ADC interrupt request" depends on ADC_QMSI default 9 config ADC_PRI int prompt "ADC interrupt priority" depends on ADC_QMSI default 2 choice prompt "Capturing Mode" default ADC_QMSI_INTERRUPT depends on ADC_QMSI help ADC sample capture mode - interrupt mode/polling mode config ADC_QMSI_POLL bool "Polling samples" config ADC_QMSI_INTERRUPT bool "Interrupt notification" endchoice config ADC_QMSI_CALIBRATION bool "Enable Calibration" default y depends on ADC_QMSI help Enables ADC to run with a calibrated output at the expense of execution speed when exiting low power states. If disabled, the ADC will require the application/system-integrator to provide a calibration method. config ADC_QMSI_CLOCK_RATIO int "Clock Ratio" default 100 depends on ADC_QMSI help ADC Clock Ratio config ADC_QMSI_SERIAL_DELAY int "Serial Delay" default 1 depends on ADC_QMSI help Number of ADC clock ticks that the first bit of the serial output is delayed after the conversion has started. config ADC_QMSI_SAMPLE_WIDTH int "Sample Width" depends on ADC_QMSI default 3 help Defines ADC device data sample width (resolution): 0 = 6 bits resolution 1 = 8 bits resolution 2 = 10 bits resolution 3 = 12 bits resolution