# 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_0 bool "First instance of TI's adc108s102 chip" depends on ADC_TI_ADC108S102 default n help Enalbe first instance of adc108s102 driver. config ADC_TI_ADC108S102_0_DRV_NAME string "Driver's name" depends on ADC_TI_ADC108S102_0 default "adc108s102_0" config ADC_TI_ADC108S102_0_SPI_PORT_NAME string "Master SPI port name" depends on ADC_TI_ADC108S102_0 default "" help Master SPI port name through which adc108s102 chip is accessed. config ADC_TI_ADC108S102_0_SPI_CONFIGURATION hex "Master SPI port configuration" depends on ADC_TI_ADC108S102_0 default 0x0 help Master SPI port configuration flags used to access adc108s102 chip. config ADC_TI_ADC108S102_0_SPI_MAX_FREQ hex "Master SPI port max frequency" depends on ADC_TI_ADC108S102_0 default 0x0 help Master SPI port maximum frequency used to access adc108s102 chip. config ADC_TI_ADC108S102_0_SPI_SLAVE int "SPI slave slot" depends on ADC_TI_ADC108S102_0 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_0 bool "First instance of DW's ADC chip" default n help Enable first instance of ADC DW driver. config ADC_DW_NAME_0 string "Select a name to lookup the device" default "ADC0" depends on ADC_DW_0 config ADC_DW_0_RX_IRQ int prompt "ADC 0 reception interrupt" depends on ADC_DW_0 default 19 config ADC_DW_0_ERR_IRQ int prompt "ADC 0 error interrupt" depends on ADC_DW_0 default 18 config ADC_DW_0_PRI int prompt "ADC 0 interrupts' priority" depends on ADC_DW_0 default 2 choice prompt "Input Mode" default ADC_DW_SINGLE_ENDED depends on ADC_DW help ADC input mode: single ended or differential. config ADC_DW_SINGLE_ENDED bool "Single ended" config ADC_DW_DIFFERENTIAL bool "Differential" endchoice 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 = 1 bit resolution 31 = 32 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