109 lines
2.6 KiB
Plaintext
109 lines
2.6 KiB
Plaintext
# Kconfig.fe310 - SiFive Freedom E310 UART configuration option
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#
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# Copyright (c) 2017 Jean-Paul Etienne <fractalclone@gmail.com>
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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menuconfig UART_FE310
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bool "SiFive Freedom E310 serial driver"
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depends on SOC_RISCV32_FE310
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select SERIAL_HAS_DRIVER
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select SERIAL_SUPPORT_INTERRUPT
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help
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This option enables the SiFive Freedom E310 serial driver.
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# ---------- Port 0 ----------
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menuconfig UART_FE310_PORT_0
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bool "Enable FE310 Port 0"
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depends on UART_FE310
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help
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This tells the driver to configure the UART port at boot, depending on
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the additional configure options below.
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config UART_FE310_PORT_0_NAME
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string "Port 0 Device Name"
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default "uart0"
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depends on UART_FE310_PORT_0
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help
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This is the device name for UART, and is included in the device
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struct.
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config UART_FE310_PORT_0_BAUD_RATE
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int "Port 0 Baud Rate"
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default 0
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depends on UART_FE310_PORT_0
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help
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The baud rate for UART port to be set to at boot.
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Leave at 0 to skip initialization.
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config UART_FE310_PORT_0_IRQ_PRIORITY
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int "Port 0 Interrupt Priority"
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default 1
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depends on UART_FE310_PORT_0
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help
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Port 0 Interrupt Priority
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config UART_FE310_PORT_0_RXCNT_IRQ
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int "Port 0 RX Interrupt Threshold Count"
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default 0
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depends on UART_FE310_PORT_0
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help
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Port 0 RX Threshold at which the RX FIFO interrupt triggers.
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config UART_FE310_PORT_0_TXCNT_IRQ
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int "Port 0 TX Interrupt Threshold Count"
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default 0
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depends on UART_FE310_PORT_0
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help
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Port 0 TX Threshold at which the TX FIFO interrupt triggers.
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# ---------- Port 1 ----------
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menuconfig UART_FE310_PORT_1
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bool "Enable FE310 Port 1"
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depends on UART_FE310
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help
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This tells the driver to configure the UART port at boot, depending on
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the additional configure options below.
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config UART_FE310_PORT_1_NAME
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string "Port 1 Device Name"
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default "uart1"
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depends on UART_FE310_PORT_1
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help
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This is the device name for UART, and is included in the device
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struct.
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config UART_FE310_PORT_1_BAUD_RATE
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int "Port 1 Baud Rate"
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default 0
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depends on UART_FE310_PORT_1
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help
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The baud rate for UART port to be set to at boot.
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Leave at 0 to skip initialization.
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config UART_FE310_PORT_1_IRQ_PRIORITY
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int "Port 1 Interrupt Priority"
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default 1
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depends on UART_FE310_PORT_1
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help
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Port 1 Interrupt Priority
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config UART_FE310_PORT_1_RXCNT_IRQ
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int "Port 0 RX Interrupt Threshold Count"
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default 0
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depends on UART_FE310_PORT_1
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help
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Port 1 RX Threshold at which the RX FIFO interrupt triggers.
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config UART_FE310_PORT_1_TXCNT_IRQ
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int "Port 1 TX Interrupt Threshold Count"
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default 0
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depends on UART_FE310_PORT_1
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help
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Port 1 TX Threshold at which the TX FIFO interrupt triggers.
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