during serial port initialization (default y). Set this to n on
boards which have no debug serial port whatsoever.
+config SPECIFY_CONSOLE_INDEX
+ bool "Specify the port number used for console"
+ default y if !DM_SERIAL || (SPL && !SPL_DM_SERIAL) || \
+ (TPL && !TPL_DM_SERIAL)
+ help
+ In various cases, we need to specify which of the UART devices that
+ a board or SoC has available are to be used for the console device
+ in U-Boot.
+
config SERIAL_PRESENT
bool "Provide a serial driver"
depends on DM_SERIAL
This option enables the full UART in SPL, so if is it disabled,
the full UART driver will be omitted, thus saving space.
+# Logic to allow us to use the imply keyword to set what the default port
+# should be. The default is otherwise 1.
+config CONS_INDEX_0
+ bool
+
+config CONS_INDEX_2
+ bool
+
+config CONS_INDEX_3
+ bool
+
+config CONS_INDEX_4
+ bool
+
+config CONS_INDEX_5
+ bool
+
+config CONS_INDEX_6
+ bool
+
config CONS_INDEX
int "UART used for console"
- depends on ARCH_SUNXI
- default 2 if MACH_SUN5I
- default 5 if MACH_SUN8I_A23 || MACH_SUN8I_A33
+ depends on SPECIFY_CONSOLE_INDEX
+ range 0 6
+ default 0 if CONS_INDEX_0
+ default 2 if CONS_INDEX_2
+ default 3 if CONS_INDEX_3
+ default 4 if CONS_INDEX_4
+ default 5 if CONS_INDEX_5
+ default 6 if CONS_INDEX_6
default 1
help
- Configures the console index.
- For Allwinner SoC., default values are 2 for SUN5I and 5 for A23/A33.
- Otherwise, the index equals 1.
+ Set this to match the UART number of the serial console.
config DM_SERIAL
bool "Enable Driver Model for serial drivers"
help
The size of the RX buffer (needs to be power of 2)
+config SERIAL_SEARCH_ALL
+ bool "Search for serial devices after default one failed"
+ depends on DM_SERIAL
+ help
+ The serial subsystem only searches for a single serial device
+ that was instantiated, but does not check whether it was probed
+ correctly. With this option set, we make successful probing
+ mandatory and search for fallback serial devices if the default
+ device does not work.
+
+ If unsure, say N.
+
config SPL_DM_SERIAL
bool "Enable Driver Model for serial drivers in SPL"
- depends on DM_SERIAL
- default y if SPL && DM_SERIAL
+ depends on DM_SERIAL && SPL_DM
+ default y
help
Enable driver model for serial in SPL. This replaces
drivers/serial/serial.c with the serial uclass, which
driver will be available until the real driver model serial is
running.
+config DEBUG_ARC_SERIAL
+ bool "ARC UART"
+ depends on ARC_SERIAL
+ help
+ Select this to enable a debug UART using the ARC UART driver.
+ You will need to provide parameters to make this work. The
+ driver will be available until the real driver model serial is
+ running.
+
config DEBUG_UART_ATMEL
bool "Atmel USART"
help
will need to provide parameters to make this work. The driver will
be available until the real driver model serial is running.
+config DEBUG_UART_STM32
+ bool "STMicroelectronics STM32"
+ depends on STM32_SERIAL
+ help
+ Select this to enable a debug UART using the serial_stm32 driver
+ You will need to provide parameters to make this work.
+ The driver will be available until the real driver model
+ serial is running.
+
config DEBUG_UART_UNIPHIER
bool "UniPhier on-chip UART"
depends on ARCH_UNIPHIER
tree binding to operate, please refer to the document at
doc/device-tree-bindings/serial/qca,ar9330-uart.txt.
+config ARC_SERIAL
+ bool "ARC UART support"
+ depends on DM_SERIAL
+ help
+ Select this to enable support for ARC UART now typically
+ only used in Synopsys DesignWare ARC simulators like nSIM.
+
config ATMEL_USART
bool "Atmel USART support"
help
configured in the device tree, and input clock frequency can
be got from the clk node.
+config BCM283X_MU_SERIAL
+ bool "Support for BCM283x Mini-UART"
+ depends on DM_SERIAL && ARCH_BCM283X
+ default y
+ help
+ Select this to enable Mini-UART support on BCM283X family of SoCs.
+
+config BCM283X_PL011_SERIAL
+ bool "Support for BCM283x PL011 UART"
+ depends on PL01X_SERIAL && ARCH_BCM283X
+ default y
+ help
+ Select this to enable an overriding PL011 driver for BCM283X SoCs
+ that supports automatic disable, so that it only gets used when
+ the UART is actually muxed.
+
config BCM6345_SERIAL
bool "Support for BCM6345 UART"
depends on DM_SERIAL && ARCH_BMIPS
help
Select this to enable UART on BCM6345 SoCs.
+config FSL_LINFLEXUART
+ bool "Freescale Linflex UART support"
+ depends on DM_SERIAL
+ help
+ Select this to enable the Linflex serial module found on some
+ NXP SoCs like S32V234.
+
config FSL_LPUART
bool "Freescale LPUART support"
help
If you have a machine based on a Motorola IMX CPU you
can enable its onboard serial port by enabling this option.
+config NULLDEV_SERIAL
+ bool "Null serial device"
+ help
+ Select this to enable null serial device support. A null serial
+ device merely acts as a placeholder for a serial device and does
+ nothing for all it's operation.
+
config PIC32_SERIAL
bool "Support for Microchip PIC32 on-chip UART"
depends on DM_SERIAL && MACH_PIC32
Select this to enable a UART for Intel MID platforms.
This uses the ns16550 driver as a library.
+config PL010_SERIAL
+ bool "ARM PL010 driver"
+ depends on !DM_SERIAL
+ help
+ Select this to enable a UART for platforms using PL010.
+
+config PL011_SERIAL
+ bool "ARM PL011 driver"
+ depends on !DM_SERIAL
+ help
+ Select this to enable a UART for platforms using PL011.
+
+config PL01X_SERIAL
+ bool "ARM PL010 and PL011 driver"
+ depends on DM_SERIAL
+ help
+ Select this to enable a UART for platforms using PL010 or PL011.
+
config ROCKCHIP_SERIAL
bool "Rockchip on-chip UART support"
depends on DM_SERIAL && SPL_OF_PLATDATA
for example APQ8016 and MSM8916.
Single baudrate is supported in current implementation (115200).
+config OWL_SERIAL
+ bool "Actions Semi OWL UART"
+ depends on DM_SERIAL && ARCH_OWL
+ help
+ If you have a Actions Semi OWL based board and want to use the on-chip
+ serial port, say Y to this option. If unsure, say N.
+ Single baudrate is supported in current implementation (115200).
+
config PXA_SERIAL
bool "PXA serial port support"
help
on STiH410 SoC. This is a basic implementation, it supports
following baudrate 9600, 19200, 38400, 57600 and 115200.
-config STM32X7_SERIAL
+config STM32_SERIAL
bool "STMicroelectronics STM32 SoCs on-chip UART"
- depends on DM_SERIAL && STM32F7
+ depends on DM_SERIAL && (STM32F4 || STM32F7 || STM32H7 || ARCH_STM32MP)
+ help
+ If you have a machine based on a STM32 F4, F7, H7 or MP1 SOC
+ you can enable its onboard serial ports, say Y to this option.
+ If unsure, say N.
+
+config ZYNQ_SERIAL
+ bool "Cadence (Xilinx Zynq) UART support"
+ depends on DM_SERIAL && (MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_ZYNQMP_R5)
help
- If you have a machine based on a STM32 F7 you can enable its
- onboard serial ports, say Y to this option. If unsure, say N.
+ This driver supports the Cadence UART. It is found e.g. in Xilinx
+ Zynq/ZynqMP.
config MPC8XX_CONS
bool "Console driver for MPC8XX"
- depends on 8xx
+ depends on MPC8xx
default y
choice
projects / u-boot / blobdiff