2018-06-12 14:23:20 +08:00
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# Kconfig.mcp2515 - MCP2515 CAN configuration options
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#
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# Copyright (c) 2018 Karsten Koenig
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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config CAN_MCP2515
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bool "MCP2515 CAN Driver"
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depends on SPI
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help
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Enable MCP2515 CAN Driver
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if CAN_MCP2515
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config CAN_MCP2515_OSC_FREQ
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int "Oscillator frequency"
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default 8000000
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help
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Specify the frequency of the oscillator connected to the MCP2515.
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config CAN_PROP_SEG
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int "Prop_Seg"
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default 2
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range 1 8
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help
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2019-06-19 01:38:23 +08:00
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Time quanta of propagation segment (ISO 11898-1)
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2018-06-12 14:23:20 +08:00
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config CAN_PHASE_SEG1
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int "Phase_Seg1"
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default 7
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range 1 8
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help
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2019-06-19 01:38:23 +08:00
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Time quanta of phase buffer 1 segment (ISO 11898-1)
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2018-06-12 14:23:20 +08:00
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config CAN_PHASE_SEG2
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int "Phase_Seg2"
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default 6
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range 2 8
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help
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2019-06-19 01:38:23 +08:00
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Time quanta of phase buffer 2 segment (ISO 11898-1)
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2018-06-12 14:23:20 +08:00
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config CAN_SJW
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int "SJW"
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default 1
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range 1 4
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help
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Resynchronization jump width (ISO 11898-1)
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config CAN_MCP2515_INT_THREAD_STACK_SIZE
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int "Stack size for interrupt handler"
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default 512
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help
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Size of the stack used for internal thread which is ran for
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interrupt handling and incoming packets.
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config CAN_MCP2515_INT_THREAD_PRIO
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int "Priority for interrupt handler"
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default 2
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help
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Priority level of the internal thread which is ran for
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interrupt handling and incoming packets.
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config CAN_MCP2515_MAX_FILTER
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int "Maximum number of concurrent active filters"
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default 5
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range 1 32
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help
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Defines the array size of the callback/msgq pointers.
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Must be at least the size of concurrent reads.
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config CAN_MCP2515_INIT_PRIORITY
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int "Init priority"
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default 80
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help
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MCP2515 driver initialization priority, must be higher than SPI.
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endif # CAN_MCP2515
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