serial: Add serial driver for Intel MID

[u-boot] / drivers / serial / Kconfig

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 39f65007c9d659b322c65a553df7822d64ca005c..c0ec2ec2e4d03577fbcde4eddb6ae6a1ff374a45 100644 (file)
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -4,6 +4,15 @@
 
 menu "Serial drivers"
 
 
 menu "Serial drivers"
 

+config BAUDRATE
+       int "Default baudrate"
+       default 115200
+       help
+         Select a default baudrate, where "default" has a driver-specific
+         meaning of either setting the baudrate for the early debug UART
+         in the SPL stage (most drivers) or for choosing a default baudrate
+         in the absence of an environment setting (serial_mxc.c).
+

 config REQUIRE_SERIAL_CONSOLE
        bool "Require a serial port for console"
        # Running without a serial console is not supported by the
 config REQUIRE_SERIAL_CONSOLE
        bool "Require a serial port for console"
        # Running without a serial console is not supported by the


@@ -15,6 +24,26 @@ config REQUIRE_SERIAL_CONSOLE
          during serial port initialization (default y). Set this to n on
          boards which have no debug serial port whatsoever.
 
          during serial port initialization (default y). Set this to n on
          boards which have no debug serial port whatsoever.
 

+config SERIAL_PRESENT
+       bool "Provide a serial driver"
+       depends on DM_SERIAL
+       default y
+       help
+         In very space-constrained devices even the full UART driver is too
+         large. In this case the debug UART can still be used in some cases.
+         This option enables the full UART in U-Boot, so if is it disabled,
+         the full UART driver will be omitted, thus saving space.
+
+config SPL_SERIAL_PRESENT
+       bool "Provide a serial driver in SPL"
+       depends on DM_SERIAL
+       default y
+       help
+         In very space-constrained devices even the full UART driver is too
+         large. In this case the debug UART can still be used in some cases.
+         This option enables the full UART in SPL, so if is it disabled,
+         the full UART driver will be omitted, thus saving space.
+

 config DM_SERIAL
        bool "Enable Driver Model for serial drivers"
        depends on DM
 config DM_SERIAL
        bool "Enable Driver Model for serial drivers"
        depends on DM


@@ -24,6 +53,26 @@ config DM_SERIAL
          implements serial_putc() etc. The uclass interface is
          defined in include/serial.h.
 
          implements serial_putc() etc. The uclass interface is
          defined in include/serial.h.
 

+config SPL_DM_SERIAL
+       bool "Enable Driver Model for serial drivers"
+       depends on DM_SERIAL
+       default y if SPL && DM_SERIAL
+       help
+         Enable driver model for serial in SPL. This replaces
+         drivers/serial/serial.c with the serial uclass, which
+         implements serial_putc() etc. The uclass interface is
+         defined in include/serial.h.
+
+config TPL_DM_SERIAL
+       bool "Enable Driver Model for serial drivers"
+       depends on DM_SERIAL
+       default y if TPL && DM_SERIAL
+       help
+         Enable driver model for serial in TPL. This replaces
+         drivers/serial/serial.c with the serial uclass, which
+         implements serial_putc() etc. The uclass interface is
+         defined in include/serial.h.
+

 config DEBUG_UART
        bool "Enable an early debug UART for debugging"
        help
 config DEBUG_UART
        bool "Enable an early debug UART for debugging"
        help


@@ -53,6 +102,37 @@ config DEBUG_UART
 choice
        prompt "Select which UART will provide the debug UART"
        depends on DEBUG_UART
 choice
        prompt "Select which UART will provide the debug UART"
        depends on DEBUG_UART

+       default DEBUG_UART_NS16550
+
+config DEBUG_UART_ALTERA_JTAGUART
+       bool "Altera JTAG UART"
+       help
+         Select this to enable a debug UART using the altera_jtag_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_ALTERA_UART
+       bool "Altera UART"
+       help
+         Select this to enable a debug UART using the altera_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_AR933X
+       bool "QCA/Atheros ar933x"
+       depends on AR933X_UART
+       help
+         Select this to enable a debug UART using the ar933x 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
+         Select this to enable a debug UART using the atmel usart 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_NS16550
        bool "ns16550"
 
 config DEBUG_UART_NS16550
        bool "ns16550"


@@ -77,6 +157,87 @@ config DEBUG_UART_S5P
          will need to provide parameters to make this work. The driver will
          be available until the real driver-model serial is running.
 
          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_MESON
+       bool "Amlogic Meson"
+       depends on MESON_SERIAL
+       help
+         Select this to enable a debug UART using the serial_meson 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_UARTLITE
+       bool "Xilinx Uartlite"
+       help
+         Select this to enable a debug UART using the serial_uartlite 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_ARM_DCC
+       bool "ARM DCC"
+       help
+         Select this to enable a debug UART using the ARM JTAG DCC port.
+         The DCC port can be used for very early debugging and doesn't require
+         any additional setting like address/baudrate/clock. On systems without
+         any serial interface this is the easiest way how to get console.
+         Every ARM core has own DCC port which is the part of debug interface.
+         This port is available at least on ARMv6, ARMv7, ARMv8 and XScale
+         architectures.
+
+config DEBUG_MVEBU_A3700_UART
+       bool "Marvell Armada 3700"
+       help
+         Select this to enable a debug UART using the serial_mvebu 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_ZYNQ
+       bool "Xilinx Zynq"
+       help
+         Select this to enable a debug UART using the serial_zynq 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_APBUART
+       depends on LEON3
+       bool "Gaisler APBUART"
+       help
+         Select this to enable a debug UART using the serial_leon3 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_PL010
+       bool "pl010"
+       help
+         Select this to enable a debug UART using the pl01x driver with the
+         PL010 UART type. 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_PL011
+       bool "pl011"
+       help
+         Select this to enable a debug UART using the pl01x driver with the
+         PL011 UART type. 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_PIC32
+       bool "Microchip PIC32"
+       depends on PIC32_SERIAL
+       help
+         Select this to enable a debug UART using the serial_pic32 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
+       help
+         Select this to enable a debug UART using the UniPhier on-chip UART.
+         You will need to provide DEBUG_UART_BASE to make this work.  The
+         driver will be available until the real driver-model serial is
+         running.
+

 endchoice
 
 config DEBUG_UART_BASE
 endchoice
 
 config DEBUG_UART_BASE


@@ -120,14 +281,118 @@ config DEBUG_UART_BOARD_INIT
          here that is needed to set up the UART ready for use, such as set
          pin multiplexing or enable clocks.
 
          here that is needed to set up the UART ready for use, such as set
          pin multiplexing or enable clocks.
 

+config DEBUG_UART_ANNOUNCE
+       bool "Show a message when the debug UART starts up"
+       depends on DEBUG_UART
+       help
+         Enable this option to show a message when the debug UART is ready
+         for use. You will see a message like "<debug_uart> " as soon as
+         U-Boot has the UART ready for use (i.e. your code calls
+         debug_uart_init()). This can be useful just as a check that
+         everything is working.
+
+config DEBUG_UART_SKIP_INIT
+       bool "Skip UART initialization"
+       help
+         Select this if the UART you want to use for debug output is already
+         initialized by the time U-Boot starts its execution.
+
+config ALTERA_JTAG_UART
+       bool "Altera JTAG UART support"
+       depends on DM_SERIAL
+       help
+         Select this to enable an JTAG UART for Altera devices.The JTAG UART
+         core implements a method to communicate serial character streams
+         between a host PC and a Qsys system on an Altera FPGA. Please find
+         details on the "Embedded Peripherals IP User Guide" of Altera.
+
+config ALTERA_JTAG_UART_BYPASS
+       bool "Bypass output when no connection"
+       depends on ALTERA_JTAG_UART
+       help
+         Bypass console output and keep going even if there is no JTAG
+         terminal connection with the host. The console output will resume
+         once the JTAG terminal is connected. Without the bypass, the console
+         output will wait forever until a JTAG terminal is connected. If you
+         not are sure, say Y.
+
+config ALTERA_UART
+       bool "Altera UART support"
+       depends on DM_SERIAL
+       help
+         Select this to enable an UART for Altera devices. Please find
+         details on the "Embedded Peripherals IP User Guide" of Altera.
+
+config AR933X_UART
+       bool "QCA/Atheros ar933x UART support"
+       depends on DM_SERIAL && SOC_AR933X
+       help
+         Select this to enable UART support for QCA/Atheros ar933x
+         devices. This driver uses driver model and requires a device
+         tree binding to operate, please refer to the document at
+         doc/device-tree-bindings/serial/qca,ar9330-uart.txt.
+
+config ATMEL_USART
+       bool "Atmel USART support"
+       help
+         Select this to enable USART support for Atmel SoCs. It can be
+         configured in the device tree, and input clock frequency can
+         be got from the clk node.
+
+config FSL_LPUART
+       bool "Freescale LPUART support"
+       help
+         Select this to enable a Low Power UART for Freescale VF610 and
+         QorIQ Layerscape devices.
+
+config MVEBU_A3700_UART
+       bool "UART support for Armada 3700"
+       default n
+       help
+         Choose this option to add support for UART driver on the Marvell
+         Armada 3700 SoC. The base address is configured via DT.
+
+config MXC_UART
+       bool "IMX serial port support"
+       depends on MX5 || MX6
+       help
+         If you have a machine based on a Motorola IMX CPU you
+         can enable its onboard serial port by enabling this option.
+
+config PIC32_SERIAL
+       bool "Support for Microchip PIC32 on-chip UART"
+       depends on DM_SERIAL && MACH_PIC32
+       default y
+       help
+         Support for the UART found on Microchip PIC32 SoC's.
+
+config SYS_NS16550
+       bool "NS16550 UART or compatible"
+       help
+         Support NS16550 UART or compatible. This can be enabled in the
+         device tree with the correct input clock frequency. If the input
+         clock frequency is not defined in the device tree, the macro
+         CONFIG_SYS_NS16550_CLK defined in a legacy board header file will
+         be used. It can be a constant or a function to get clock, eg,
+         get_serial_clock().
+
+config INTEL_MID_SERIAL
+       bool "Intel MID platform UART support"
+       depends on DM_SERIAL && OF_CONTROL
+       depends on INTEL_MID
+       select SYS_NS16550
+       help
+         Select this to enable a UART for Intel MID platforms.
+         This uses the ns16550 driver as a library.
+

 config ROCKCHIP_SERIAL
        bool "Rockchip on-chip UART support"
 config ROCKCHIP_SERIAL
        bool "Rockchip on-chip UART support"

-       depends on ARCH_ROCKCHIP && DM_SERIAL
+       depends on DM_SERIAL && SPL_OF_PLATDATA

        help
        help

-         Select this to enable a debug UART for Rockchip devices. This uses
-         the ns16550 driver. You will need to #define CONFIG_SYS_NS16550 in
-         your board config header. The clock input is automatically set to
-         use the oscillator (24MHz).
+         Select this to enable a debug UART for Rockchip devices when using
+         CONFIG_SPL_OF_PLATDATA (i.e. a compiled-in device tree replacemenmt).
+         This uses the ns16550 driver, converting the platdata from of-platdata
+         to the ns16550 format.

 
 config SANDBOX_SERIAL
        bool "Sandbox UART support"
 
 config SANDBOX_SERIAL
        bool "Sandbox UART support"


@@ -152,18 +417,46 @@ config SANDBOX_SERIAL
 config UNIPHIER_SERIAL
        bool "Support for UniPhier on-chip UART"
        depends on ARCH_UNIPHIER
 config UNIPHIER_SERIAL
        bool "Support for UniPhier on-chip UART"
        depends on ARCH_UNIPHIER

+       default y

        help
          If you have a UniPhier based board and want to use the on-chip
          serial ports, say Y to this option. If unsure, say N.
 
        help
          If you have a UniPhier based board and want to use the on-chip
          serial ports, say Y to this option. If unsure, say N.
 

-config X86_SERIAL
-       bool "Support for 16550 serial port on x86 machines"
-       depends on X86
-       default y
+config XILINX_UARTLITE
+       bool "Xilinx Uarlite support"
+       depends on DM_SERIAL && (MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP || 4xx)
+       help
+         If you have a Xilinx based board and want to use the uartlite
+         serial ports, say Y to this option. If unsure, say N.
+
+config MESON_SERIAL
+       bool "Support for Amlogic Meson UART"
+       depends on DM_SERIAL && ARCH_MESON
+       help
+         If you have an Amlogic Meson based board and want to use the on-chip
+         serial ports, say Y to this option. If unsure, say N.
+
+config MSM_SERIAL
+       bool "Qualcomm on-chip UART"
+       depends on DM_SERIAL
+       help
+         Support Data Mover UART used on Qualcomm Snapdragon SoCs.
+         It should support all Qualcomm devices with UARTDM version 1.4,
+         for example APQ8016 and MSM8916.
+         Single baudrate is supported in current implementation (115200).
+
+config PXA_SERIAL
+       bool "PXA serial port support"
+       help
+         If you have a machine based on a Marvell XScale PXA2xx CPU you
+         can enable its onboard serial ports by enabling this option.
+
+config STI_ASC_SERIAL
+       bool "STMicroelectronics on-chip UART"
+       depends on DM_SERIAL && ARCH_STI

        help
        help

-         Most x86 machines have a ns16550 UART or compatible. This can be
-         enabled in the device tree with the correct input clock frequency
-         provided (default 1843200). Enable this to obtain serial console
-         output.
+         Select this to enable Asynchronous Serial Controller available
+         on STiH410 SoC. This is a basic implementation,  it supports
+         following baudrate 9600, 19200, 38400, 57600 and 115200.

 
 endmenu
 
 endmenu