# # For a description of the syntax of this configuration file, # see misc/tools/kconfig-language.txt. # config DEV_LOWCONSOLE bool "Low-level console support" default n depends on ARCH_LOWPUTC ---help--- Use the simple, low-level, write-only serial console driver (minimal support) config 16550_UART bool "16550 UART Chip support" default n if 16550_UART config 16550_UART0 bool "16550 UART0" default n if 16550_UART0 config 16550_UART0_BASE hex "16550 UART0 base address" config 16550_UART0_CLOCK int "16550 UART0 clock" config 16550_UART0_IRQ int "16550 UART0 IRQ number" config 16550_UART0_BAUD int "16550 UART0 BAUD" default 115200 config 16550_UART0_PARITY int "16550 UART0 parity" default 0 ---help--- 16550 UART0 parity. 0=None, 1=Odd, 2=Even. Default: None config 16550_UART0_BITS int "16550 UART0 number of bits" default 8 ---help--- 16550 UART0 number of bits. Default: 8 config 16550_UART0_2STOP int "16550 UART0 two stop bits" default 0 ---help--- 0=1 stop bit, 1=Two stop bits. Default: 1 stop bit config 16550_UART0_RXBUFSIZE int "16550 UART0 Rx buffer size" default 256 ---help--- 16550 UART0 Rx buffer size. Default: 256 config 16550_UART0_TXBUFSIZE int "16550 UART0 Tx buffer size" default 256 ---help--- 16550 UART0 Tx buffer size. Default: 256 endif config 16550_UART1 bool "16550 UART1" default n if 16550_UART1 config 16550_UART1_BASE hex "16550 UART1 base address" config 16550_UART1_CLOCK int "16550 UART1 clock" config 16550_UART1_IRQ int "16550 UART1 IRQ number" config 16550_UART1_BAUD int "16550 UART1 BAUD" default 115200 config 16550_UART1_PARITY int "16550 UART1 parity" default 0 ---help--- 16550 UART1 parity. 0=None, 1=Odd, 2=Even. Default: None config 16550_UART1_BITS int "16550 UART1 number of bits" default 8 ---help--- 16550 UART1 number of bits. Default: 8 config 16550_UART1_2STOP int "16550 UART1 two stop bits" default 0 ---help--- 0=1 stop bit, 1=Two stop bits. Default: 1 stop bit config 16550_UART1_RXBUFSIZE int "16550 UART1 Rx buffer size" default 256 ---help--- 16550 UART1 Rx buffer size. Default: 256 config 16550_UART1_TXBUFSIZE int "16550 UART1 Tx buffer size" default 256 ---help--- 16550 UART1 Tx buffer size. Default: 256 endif config 16550_UART2 bool "16550 UART2" default n if 16550_UART2 config 16550_UART2_BASE hex "16550 UART2 base address" config 16550_UART2_CLOCK int "16550 UART2 clock" config 16550_UART2_IRQ int "16550 UART2 IRQ number" config 16550_UART2_BAUD int "16550 UART2 BAUD" default 115200 config 16550_UART2_PARITY int "16550 UART2 parity" default 0 ---help--- 16550 UART2 parity. 0=None, 1=Odd, 2=Even. Default: None config 16550_UART2_BITS int "16550 UART2 number of bits" default 8 ---help--- 16550 UART2 number of bits. Default: 8 config 16550_UART2_2STOP int "16550 UART2 two stop bits" default 0 ---help--- 0=1 stop bit, 1=Two stop bits. Default: 1 stop bit config 16550_UART2_RXBUFSIZE int "16550 UART2 Rx buffer size" default 256 ---help--- 16550 UART2 Rx buffer size. Default: 256 config 16550_UART2_TXBUFSIZE int "16550 UART2 Tx buffer size" default 256 ---help--- 16550 UART2 Tx buffer size. Default: 256 endif config 16550_UART3 bool "16550 UART3" default n if 16550_UART3 config 16550_UART3_BASE hex "16550 UART3 base address" config 16550_UART3_CLOCK int "16550 UART3 clock" config 16550_UART3_IRQ int "16550 UART3 IRQ number" config 16550_UART3_BAUD int "16550 UART3 BAUD" default 115200 config 16550_UART3_PARITY int "16550 UART3 parity" default 0 ---help--- 16550 UART3 parity. 0=None, 1=Odd, 2=Even. Default: None config 16550_UART3_BITS int "16550 UART3 number of bits" default 8 ---help--- 16550 UART3 number of bits. Default: 8 config 16550_UART3_2STOP int "16550 UART3 two stop bits" default 0 ---help--- 0=1 stop bit, 1=Two stop bits. Default: 1 stop bit config 16550_UART3_RXBUFSIZE int "16550 UART3 Rx buffer size" default 256 ---help--- 16550 UART3 Rx buffer size. Default: 256 config 16550_UART3_TXBUFSIZE int "16550 UART3 Tx buffer size" default 256 ---help--- 16550 UART3 Tx buffer size. Default: 256 endif choice prompt "16550 Serial Console" default 16550_NO_SERIAL_CONSOLE config 16550_UART0_SERIAL_CONSOLE bool "16550 UART0 serial console" depends on 16550_UART0 config 16550_UART1_SERIAL_CONSOLE bool "16550 UART1 serial console" depends on 16550_UART1 config 16550_UART2_SERIAL_CONSOLE bool "16550 UART2 serial console" depends on 16550_UART2 config 16550_UART3_SERIAL_CONSOLE bool "16550 UART3 serial console" depends on 16550_UART3 config 16550_NO_SERIAL_CONSOLE bool "No 16550 serial console" endchoice config 16550_SUPRESS_CONFIG bool "Suppress 16550 configuration" default n ---help--- This option is useful, for example, if you are using a bootloader that configures the 16550_UART. In that case, you may want to just leave the existing console configuration in place. Default: n config 16550_REGINCR int "Address increment between 16550 registers" default 1 ---help--- The address increment between 16550 registers. Options are 1, 2, or 4. Default: 1 config 16550_REGWIDTH int "Bit width of 16550 registers" default 8 ---help--- The bit width of registers. Options are 8, 16, or 32. Default: 8 config 16550_ADDRWIDTH int "Address width of 16550 registers" default 8 ---help--- The bit width of registers. Options are 8, 16, or 32. Default: 8 endif # # MCU serial peripheral driver? # config ARCH_HAVE_UART bool config ARCH_HAVE_UART0 bool config ARCH_HAVE_UART1 bool config ARCH_HAVE_UART2 bool config ARCH_HAVE_UART3 bool config ARCH_HAVE_UART4 bool config ARCH_HAVE_UART5 bool config ARCH_HAVE_UART6 bool config ARCH_HAVE_USART0 bool config ARCH_HAVE_USART1 bool config ARCH_HAVE_USART2 bool config ARCH_HAVE_USART3 bool config ARCH_HAVE_USART4 bool config ARCH_HAVE_USART5 bool config ARCH_HAVE_USART6 bool config MCU_SERIAL bool default y if ARCH_HAVE_UART || ARCH_HAVE_UART0 || ARCH_HAVE_USART0 || ARCH_HAVE_UART1 || ARCH_HAVE_USART1 || \ ARCH_HAVE_UART2 || ARCH_HAVE_USART2 || ARCH_HAVE_UART3 || ARCH_HAVE_USART3 || \ ARCH_HAVE_UART4 || ARCH_HAVE_USART4 || ARCH_HAVE_UART5 || ARCH_HAVE_USART5 || ARCH_HAVE_UART6 || ARCH_HAVE_USART6 # # Standard serial driver configuration # config STANDARD_SERIAL bool "Enable standard \"upper-half\" serial driver" default y if MCU_SERIAL default n if !MCU_SERIAL depends on !DEV_LOWCONSOLE ---help--- Enable the standard, upper-half serial driver used by most MCU serial peripherals. config CONFIG_SERIAL_NPOLLWAITERS int "Number of poll threads" default 2 depends on !DISABLE_POLL && STANDARD_SERIAL ---help--- Maximum number of threads than can be waiting for POLL events. Default: 2 # # U[S]ARTn_XYZ settings for MCU serial drivers # choice prompt "Serial console" depends on MCU_SERIAL default NO_SERIAL_CONSOLE config UART_SERIAL_CONSOLE bool "UART" depends on ARCH_HAVE_UART config UART0_SERIAL_CONSOLE bool "UART0" depends on ARCH_HAVE_UART0 config USART0_SERIAL_CONSOLE bool "USART0" depends on ARCH_HAVE_USART0 config UART1_SERIAL_CONSOLE bool "UART1" depends on ARCH_HAVE_UART1 config USART1_SERIAL_CONSOLE bool "USART1" depends on ARCH_HAVE_USART1 config UART2_SERIAL_CONSOLE bool "UART2" depends on ARCH_HAVE_UART2 config USART2_SERIAL_CONSOLE bool "USART2" depends on ARCH_HAVE_USART2 config UART3_SERIAL_CONSOLE bool "UART3" depends on ARCH_HAVE_UART3 config USART3_SERIAL_CONSOLE bool "USART3" depends on ARCH_HAVE_USART3 config UART4_SERIAL_CONSOLE bool "UART4" depends on ARCH_HAVE_UART4 config USART4_SERIAL_CONSOLE bool "USART4" depends on ARCH_HAVE_USART4 config UART5_SERIAL_CONSOLE bool "UART5" depends on ARCH_HAVE_UART5 config USART5_SERIAL_CONSOLE bool "USART5" depends on ARCH_HAVE_USART5 config UART6_SERIAL_CONSOLE bool "UART6" depends on ARCH_HAVE_UART6 config USART6_SERIAL_CONSOLE bool "USART6" depends on ARCH_HAVE_USART6 config NO_SERIAL_CONSOLE bool "No serial console" endchoice menu "UART Configuration" depends on ARCH_HAVE_UART config UART_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART_2STOP int "use 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART0 Configuration" depends on ARCH_HAVE_UART0 config UART0_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART0_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART0_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART0_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART0_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART0_2STOP int "use 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART0 Configuration" depends on ARCH_HAVE_USART0 config USART0_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART0_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART0_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART0_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART0_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART0_2STOP int "use 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART1 Configuration" depends on ARCH_HAVE_UART1 config UART1_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART1_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART1_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART1_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART1_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART1_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART1 Configuration" depends on ARCH_HAVE_USART1 config USART1_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART1_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART1_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART1_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART1_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART1_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART2 Configuration" depends on ARCH_HAVE_UART2 config UART2_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART2_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART2_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART2_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART2_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART2_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART2 Configuration" depends on ARCH_HAVE_USART2 config USART2_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART2_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART2_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART2_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART2_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART2_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART3 Configuration" depends on ARCH_HAVE_UART3 config UART3_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART3_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART3_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART3_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART3_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART3_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART3 Configuration" depends on ARCH_HAVE_USART3 config USART3_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART3_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART3_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART3_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART3_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART3_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART4 Configuration" depends on ARCH_HAVE_UART4 config UART4_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART4_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART4_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART4_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART4_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART4_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART4 Configuration" depends on ARCH_HAVE_USART4 config USART4_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART4_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART4_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART4_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART4_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART4_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART5 Configuration" depends on ARCH_HAVE_UART5 config UART5_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART5_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART5_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART5_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART5_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART5_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART5 Configuration" depends on ARCH_HAVE_USART5 config USART5_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART5_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART5_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART5_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART5_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART5_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "USART6 Configuration" depends on ARCH_HAVE_USART6 config USART6_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config USART6_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config USART6_BAUD int "baud rate" default 115200 help The configured BAUD of the USART. config USART6_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config USART6_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config USART6_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu menu "UART6 Configuration" depends on ARCH_HAVE_UART6 config UART6_RXBUFSIZE int "receive buffer size" default 256 help Characters are buffered as they are received. This specifies the size of the receive buffer. config UART6_TXBUFSIZE int "transmit buffer size" default 256 help Characters are buffered before being sent. This specifies the size of the transmit buffer. config UART6_BAUD int "baud rate" default 115200 help The configured BAUD of the UART. config UART6_BITS int "character size" default 8 help The number of bits. Must be either 7 or 8. config UART6_PARITY int "parity setting" default 0 help 0=no parity, 1=odd parity, 2=even parity config UART6_2STOP int "uses 2 stop bits" default 0 help 1=Two stop bits endmenu