255 lines
5.0 KiB
Plaintext
255 lines
5.0 KiB
Plaintext
# Kconfig - ADC configuration options
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#
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# Copyright (c) 2015 Intel Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#
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# ADC options
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#
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menuconfig ADC
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bool
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prompt "ADC drivers"
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default n
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help
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Enable ADC (Analog to Digital Converter) driver configuration
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config ADC_DEBUG
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bool "ADC drivers debug output"
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depends on ADC
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default n
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help
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Enable debug output for ADC drivers
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config ADC_TI_ADC108S102
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bool "TI adc108s102 chip driver"
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depends on ADC
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select SPI
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select NANO_TIMEOUTS
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default n
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help
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Enable support for TI's ADC chip adc108s102 driver.
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config ADC_TI_ADC108S102_INIT_PRIORITY
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int
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depends on ADC_TI_ADC108S102
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prompt "Init priority"
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help
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Device driver initialization priority.
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Device is connected to SPI bus, it has to
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be initialized after SPI driver.
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config ADC_TI_ADC108S102_0
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bool "First instance of TI's adc108s102 chip"
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depends on ADC_TI_ADC108S102
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default n
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help
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Enalbe first instance of adc108s102 driver.
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config ADC_TI_ADC108S102_0_DRV_NAME
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string "Driver's name"
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depends on ADC_TI_ADC108S102_0
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default "adc108s102_0"
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config ADC_TI_ADC108S102_0_SPI_PORT_NAME
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string "Master SPI port name"
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depends on ADC_TI_ADC108S102_0
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default ""
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help
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Master SPI port name through which adc108s102 chip is accessed.
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config ADC_TI_ADC108S102_0_SPI_CONFIGURATION
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hex "Master SPI port configuration"
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depends on ADC_TI_ADC108S102_0
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default 0x0
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help
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Master SPI port configuration flags used to access adc108s102 chip.
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config ADC_TI_ADC108S102_0_SPI_MAX_FREQ
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hex "Master SPI port max frequency"
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depends on ADC_TI_ADC108S102_0
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default 0x0
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help
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Master SPI port maximum frequency used to access adc108s102 chip.
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config ADC_TI_ADC108S102_0_SPI_SLAVE
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int "SPI slave slot"
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depends on ADC_TI_ADC108S102_0
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default 0
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help
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adc108s102 chip's SPI slave number on master SPI port.
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config ADC_DW
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bool "ARC Designware Driver"
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depends on ADC && ARC
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default n
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help
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Enable the driver implementation of the Designware ADC IP.
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if ADC_DW
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config ADC_DW_0
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bool "First instance of DW's ADC chip"
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default n
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help
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Enable first instance of ADC DW driver.
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config ADC_DW_NAME_0
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string "Select a name to lookup the device"
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default "ADC0"
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depends on ADC_DW_0
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config ADC_DW_0_RX_IRQ
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int
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prompt "ADC 0 reception interrupt"
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depends on ADC_DW_0
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default 18
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config ADC_DW_0_ERR_IRQ
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int
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prompt "ADC 0 error interrupt"
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depends on ADC_DW_0
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default 19
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config ADC_DW_0_PRI
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int
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prompt "ADC 0 interrupts' priority"
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depends on ADC_DW_0
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default 2
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choice
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prompt "Input Mode"
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default ADC_DW_SINGLE_ENDED
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depends on ADC_DW
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help
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ADC input mode: single ended or differential.
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config ADC_DW_SINGLE_ENDED
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bool "Single ended"
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config ADC_DW_DIFFERENTIAL
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bool "Differential"
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endchoice
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config ADC_DW_INPUT_MODE
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int
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default 0 if ADC_DW_SINGLE_ENDED
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default 1 if ADC_DW_DIFFERENTIAL
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choice
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prompt "Output Mode"
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default ADC_DW_SERIAL
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depends on ADC_DW
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help
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ADC output mode: parallel or serial.
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config ADC_DW_SERIAL
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bool "Serial"
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config ADC_DW_PARALLEL
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bool "Parallel"
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endchoice
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config ADC_DW_OUTPUT_MODE
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int
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default 0 if ADC_DW_SERIAL
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default 1 if ADC_DW_PARALLEL
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choice
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prompt "Sequence Mode"
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default ADC_DW_SINGLESHOT
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depends on ADC_DW
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help
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ADC sequence mode - single run/repetitive
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config ADC_DW_SINGLESHOT
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bool "Single Ended"
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config ADC_DW_REPETITIVE
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bool "Differential"
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endchoice
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config ADC_DW_SEQ_MODE
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int
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default 0 if ADC_DW_SINGLESHOT
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default 1 if ADC_DW_REPETITIVE
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choice
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prompt "Capture Mode"
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default ADC_DW_RISING_EDGE
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depends on ADC_DW
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help
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ADC controller capture mode:
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by rising or falling edge of adc_clk
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config ADC_DW_RISING_EDGE
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bool "Rising Edge"
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config ADC_DW_FALLING_EDGE
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bool "Falling Edge"
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endchoice
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config ADC_DW_CAPTURE_MODE
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int
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default 0 if ADC_DW_RISING_EDGE
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default 1 if ADC_DW_FALLING_EDGE
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choice
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prompt "Sample Width"
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depends on ADC_DW
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default ADC_DW_WIDTH_6_BIT
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help
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ADC sample width
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config ADC_DW_WIDTH_6_BIT
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bool "6 Bit Width"
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config ADC_DW_WIDTH_8_BIT
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bool "8 Bit Width"
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config ADC_DW_WIDTH_10_BIT
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bool "10 Bit Width"
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config ADC_DW_WIDTH_12_BIT
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bool "12 Bit Width"
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endchoice
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config ADC_DW_WIDTH
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int
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default 0 if ADC_DW_WIDTH_6_BIT
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default 1 if ADC_DW_WIDTH_8_BIT
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default 2 if ADC_DW_WIDTH_10_BIT
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default 3 if ADC_DW_WIDTH_12_BIT
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config ADC_DW_SERIAL_DELAY
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int "Serial Delay"
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default 1
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help
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Number of ADC clock ticks that the first bit of
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the serial output is delayed after the conversion
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has started.
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config ADC_DW_CLOCK_RATIO
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int "Clock Ratio"
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default 1024
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help
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ADC Clock Ratio
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endif
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