From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001 From: hc <hc@nodka.com> Date: Mon, 11 Dec 2023 08:20:59 +0000 Subject: [PATCH] kernel_5.10 no rt --- kernel/drivers/tty/serial/Kconfig | 396 +++++++++++++++++++++++++++++++------------------------- 1 files changed, 220 insertions(+), 176 deletions(-) diff --git a/kernel/drivers/tty/serial/Kconfig b/kernel/drivers/tty/serial/Kconfig index fd8e37a..940db39 100644 --- a/kernel/drivers/tty/serial/Kconfig +++ b/kernel/drivers/tty/serial/Kconfig @@ -1,8 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 # # Serial device configuration # - -if TTY menu "Serial drivers" depends on HAS_IOMEM @@ -34,7 +33,7 @@ bool "Support for console on AMBA serial port" depends on SERIAL_AMBA_PL010=y select SERIAL_CORE_CONSOLE - ---help--- + help Say Y here if you wish to use an AMBA PrimeCell UART as the system console (the system console is the device which receives all kernel messages and warnings and which allows logins in single user mode). @@ -62,7 +61,7 @@ depends on SERIAL_AMBA_PL011=y select SERIAL_CORE_CONSOLE select SERIAL_EARLYCON - ---help--- + help Say Y here if you wish to use an AMBA PrimeCell UART as the system console (the system console is the device which receives all kernel messages and warnings and which allows logins in single user mode). @@ -86,12 +85,24 @@ with "earlycon=smh" on the kernel command line. The console is enabled when early_param is processed. +config SERIAL_EARLYCON_RISCV_SBI + bool "Early console using RISC-V SBI" + depends on RISCV_SBI_V01 + select SERIAL_CORE + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON + help + Support for early debug console using RISC-V SBI. This enables + the console before standard serial driver is probed. This is enabled + with "earlycon=sbi" on the kernel command line. The console is + enabled when early_param is processed. + config SERIAL_SB1250_DUART tristate "BCM1xxx on-chip DUART serial support" depends on SIBYTE_SB1xxx_SOC=y select SERIAL_CORE default y - ---help--- + help Support for the asynchronous serial interface (DUART) included in the BCM1250 and derived System-On-a-Chip (SOC) devices. Note that the letter D in DUART stands for "dual", which is how the device @@ -106,7 +117,7 @@ depends on SERIAL_SB1250_DUART=y select SERIAL_CORE_CONSOLE default y - ---help--- + help If you say Y here, it will be possible to use a serial port as the system console (the system console is the device which receives all kernel messages and warnings and which allows logins in single user @@ -119,6 +130,7 @@ depends on ARCH_AT91 || COMPILE_TEST select SERIAL_CORE select SERIAL_MCTRL_GPIO if GPIOLIB + select MFD_AT91_USART help This enables the driver for the on-chip UARTs of the Atmel AT91 processors. @@ -184,23 +196,6 @@ If unsure, say N. -config SERIAL_KS8695 - bool "Micrel KS8695 (Centaur) serial port support" - depends on ARCH_KS8695 - select SERIAL_CORE - help - This selects the Micrel Centaur KS8695 UART. Say Y here. - -config SERIAL_KS8695_CONSOLE - bool "Support for console on KS8695 (Centaur) serial port" - depends on SERIAL_KS8695=y - select SERIAL_CORE_CONSOLE - help - Say Y here if you wish to use a KS8695 (Centaur) UART as the - system console (the system console is the device which - receives all kernel messages and warnings and which allows - logins in single user mode). - config SERIAL_MESON tristate "Meson serial port support" depends on ARCH_MESON @@ -211,7 +206,7 @@ config SERIAL_MESON_CONSOLE bool "Support for console on meson" - depends on SERIAL_MESON=y + depends on SERIAL_MESON select SERIAL_CORE_CONSOLE select SERIAL_EARLYCON help @@ -241,7 +236,6 @@ config SERIAL_SAMSUNG tristate "Samsung SoC serial support" - depends on PLAT_SAMSUNG || ARCH_EXYNOS select SERIAL_CORE help Support for the on-chip UARTs on the Samsung S3C24XX series CPUs, @@ -264,15 +258,6 @@ help Select the number of available UART ports for the Samsung S3C serial driver - -config SERIAL_SAMSUNG_DEBUG - bool "Samsung SoC serial debug" - depends on SERIAL_SAMSUNG && DEBUG_LL - help - Add support for debugging the serial driver. Since this is - generally being used as a console, we use our own output - routines that go via the low-level debug printascii() - function. config SERIAL_SAMSUNG_CONSOLE bool "Support for console on Samsung SoC serial port" @@ -291,26 +276,26 @@ boot time.) config SERIAL_SIRFSOC - tristate "SiRF SoC Platform Serial port support" - depends on ARCH_SIRF - select SERIAL_CORE - help - Support for the on-chip UART on the CSR SiRFprimaII series, - providing /dev/ttySiRF0, 1 and 2 (note, some machines may not - provide all of these ports, depending on how the serial port - pins are configured). + tristate "SiRF SoC Platform Serial port support" + depends on ARCH_SIRF + select SERIAL_CORE + help + Support for the on-chip UART on the CSR SiRFprimaII series, + providing /dev/ttySiRF0, 1 and 2 (note, some machines may not + provide all of these ports, depending on how the serial port + pins are configured). config SERIAL_SIRFSOC_CONSOLE - bool "Support for console on SiRF SoC serial port" - depends on SERIAL_SIRFSOC=y - select SERIAL_CORE_CONSOLE - help - Even if you say Y here, the currently visible virtual console - (/dev/tty0) will still be used as the system console by default, but - you can alter that using a kernel command line option such as - "console=ttySiRFx". (Try "man bootparam" or see the documentation of - your boot loader about how to pass options to the kernel at - boot time.) + bool "Support for console on SiRF SoC serial port" + depends on SERIAL_SIRFSOC=y + select SERIAL_CORE_CONSOLE + help + Even if you say Y here, the currently visible virtual console + (/dev/tty0) will still be used as the system console by default, but + you can alter that using a kernel command line option such as + "console=ttySiRFx". (Try "man bootparam" or see the documentation of + your boot loader about how to pass options to the kernel at + boot time.) config SERIAL_TEGRA tristate "NVIDIA Tegra20/30 SoC serial controller" @@ -322,6 +307,28 @@ provide all of these ports, depending on how the serial port are enabled). This driver uses the APB DMA to achieve higher baudrate and better performance. + +config SERIAL_TEGRA_TCU + tristate "NVIDIA Tegra Combined UART" + depends on ARCH_TEGRA && TEGRA_HSP_MBOX + select SERIAL_CORE + help + Support for the mailbox-based TCU (Tegra Combined UART) serial port. + TCU is a virtual serial port that allows multiplexing multiple data + streams into a single hardware serial port. + +config SERIAL_TEGRA_TCU_CONSOLE + bool "Support for console on a Tegra TCU serial port" + depends on SERIAL_TEGRA_TCU=y + select SERIAL_CORE_CONSOLE + default y + help + If you say Y here, it will be possible to use a the Tegra TCU as the + system console (the system console is the device which receives all + kernel messages and warnings and which allows logins in single user + mode). + + If unsure, say Y. config SERIAL_MAX3100 tristate "MAX3100 support" @@ -335,7 +342,6 @@ depends on SPI_MASTER select SERIAL_CORE select REGMAP_SPI if SPI_MASTER - default n help This selects support for an advanced UART from Maxim (Dallas). Supported ICs are MAX3107, MAX3108, MAX3109, MAX14830. @@ -349,7 +355,7 @@ depends on MACH_DECSTATION && 32BIT select SERIAL_CORE default y - ---help--- + help DZ11-family serial controllers for DECstations and VAXstations, including the DC7085, M7814, and M7819. @@ -358,7 +364,7 @@ depends on SERIAL_DZ=y select SERIAL_CORE_CONSOLE default y - ---help--- + help If you say Y here, it will be possible to use a serial port as the system console (the system console is the device which receives all kernel messages and warnings and which allows logins in single user @@ -374,7 +380,7 @@ depends on MACH_DECSTATION select SERIAL_CORE default y - ---help--- + help Support for the Zilog 85C350 serial communications controller used for serial ports in newer DECstation systems. These include the DECsystem 5900 and all models of the DECstation and DECsystem 5000 @@ -388,7 +394,7 @@ depends on SERIAL_ZS=y select SERIAL_CORE_CONSOLE default y - ---help--- + help If you say Y here, it will be possible to use a serial port as the system console (the system console is the device which receives all kernel messages and warnings and which allows logins in single user @@ -422,20 +428,6 @@ "console=ttyFB". (Try "man bootparam" or see the documentation of your boot loader (lilo or loadlin) about how to pass options to the kernel at boot time.) - -config SERIAL_MPSC - bool "Marvell MPSC serial port support" - depends on MV64X60 - select SERIAL_CORE - help - Say Y here if you want to use the Marvell MPSC serial controller. - -config SERIAL_MPSC_CONSOLE - bool "Support for console on Marvell MPSC serial port" - depends on SERIAL_MPSC - select SERIAL_CORE_CONSOLE - help - Say Y here if you want to support a serial console on a Marvell MPSC. config SERIAL_PXA bool "PXA serial port support (DEPRECATED)" @@ -477,10 +469,11 @@ bool "SA1100 serial port support" depends on ARCH_SA1100 select SERIAL_CORE + select SERIAL_MCTRL_GPIO if GPIOLIB help If you have a machine based on a SA1100/SA1110 StrongARM(R) CPU you can enable its onboard serial port by enabling this option. - Please read <file:Documentation/arm/SA1100/serial_UART> for further + Please read <file:Documentation/arm/sa1100/serial_uart.rst> for further info. config SERIAL_SA1100_CONSOLE @@ -509,19 +502,29 @@ can enable its onboard serial port by enabling this option. config SERIAL_IMX_CONSOLE - bool "Console on IMX serial port" - depends on SERIAL_IMX=y + tristate "Console on IMX serial port" + depends on SERIAL_IMX select SERIAL_CORE_CONSOLE - select SERIAL_EARLYCON if OF help If you have enabled the serial port on the Freescale IMX - CPU you can make it the console by answering Y to this option. + CPU you can make it the console by answering Y/M to this option. - Even if you say Y here, the currently visible virtual console + Even if you say Y/M here, the currently visible virtual console (/dev/tty0) will still be used as the system console by default, but you can alter that using a kernel command line option such as "console=ttymxc0". (Try "man bootparam" or see the documentation of your bootloader about how to pass options to the kernel at boot time.) + +config SERIAL_IMX_EARLYCON + bool "Earlycon on IMX serial port" + depends on ARCH_MXC || COMPILE_TEST + depends on OF + select SERIAL_EARLYCON + select SERIAL_CORE_CONSOLE + default y if SERIAL_IMX_CONSOLE + help + If you have enabled the earlycon on the Freescale IMX + CPU you can make it the earlycon by answering Y to this option. config SERIAL_UARTLITE tristate "Xilinx uartlite serial port support" @@ -595,7 +598,7 @@ depends on GSC select SERIAL_CORE default y - ---help--- + help Saying Y here will enable the hardware MUX serial driver for the Nova, K class systems and D class with a 'remote control card'. The hardware MUX is not 8250/16550 compatible therefore the @@ -618,7 +621,6 @@ config PDC_CONSOLE bool "PDC software console support" depends on PARISC && !SERIAL_MUX && VT - default n help Saying Y here will enable the software based PDC console to be used as the system console. This is useful for machines in @@ -719,7 +721,8 @@ config SERIAL_HS_LPC32XX tristate "LPC32XX high speed serial port support" - depends on ARCH_LPC32XX && OF + depends on ARCH_LPC32XX || COMPILE_TEST + depends on OF select SERIAL_CORE help Support for the LPC32XX high speed serial ports (up to 900kbps). @@ -834,16 +837,6 @@ "console=ttyCPM0". (Try "man bootparam" or see the documentation of your boot loader (lilo or loadlin) about how to pass options to the kernel at boot time.) - -config SERIAL_SGI_L1_CONSOLE - bool "SGI Altix L1 serial console support" - depends on IA64_GENERIC || IA64_SGI_SN2 - select SERIAL_CORE - select SERIAL_CORE_CONSOLE - help - If you have an SGI Altix and you would like to use the system - controller serial port as your console (you want this!), - say Y. Otherwise, say N. config SERIAL_PIC32 tristate "Microchip PIC32 serial support" @@ -962,23 +955,6 @@ To compile this driver as a module, choose M here: the module will be called jsm. -config SERIAL_SGI_IOC4 - tristate "SGI IOC4 controller serial support" - depends on (IA64_GENERIC || IA64_SGI_SN2) && SGI_IOC4 - select SERIAL_CORE - help - If you have an SGI Altix with an IOC4 based Base IO card - and wish to use the serial ports on this card, say Y. - Otherwise, say N. - -config SERIAL_SGI_IOC3 - tristate "SGI Altix IOC3 serial support" - depends on (IA64_GENERIC || IA64_SGI_SN2) && SGI_IOC3 - select SERIAL_CORE - help - If you have an SGI Altix with an IOC3 serial card, - say Y or M. Otherwise, say N. - config SERIAL_MSM tristate "MSM on-chip serial port support" depends on ARCH_QCOM @@ -990,17 +966,10 @@ select SERIAL_CORE_CONSOLE select SERIAL_EARLYCON -config SERIAL_MSM_GENI_HALF_SAMPLING - bool "Changes clock divider which impacts sampling rate for QUP HW ver greater than 2.5.0" - help - Clock divider value should be doubled for QUP hardware version - greater than 2.5.0. - As earlycon can't have HW version awareness, decision is taken - based on the configuration. - config SERIAL_MSM_GENI_EARLY_CONSOLE bool "MSM on-chip GENI HW based early console support" - select SERIAL_MSM_GENI_HALF_SAMPLING + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON help Serial early console driver for Qualcomm Technologies Inc's GENI based QUP hardware. @@ -1013,7 +982,7 @@ config SERIAL_QCOM_GENI_CONSOLE bool "QCOM GENI Serial Console support" - depends on SERIAL_QCOM_GENI=y + depends on SERIAL_QCOM_GENI select SERIAL_CORE_CONSOLE select SERIAL_EARLYCON help @@ -1029,25 +998,6 @@ bool "VIA VT8500 serial console support" depends on SERIAL_VT8500=y select SERIAL_CORE_CONSOLE - -config SERIAL_NETX - tristate "NetX serial port support" - depends on ARCH_NETX - select SERIAL_CORE - help - If you have a machine based on a Hilscher NetX SoC you - can enable its onboard serial port by enabling this option. - - To compile this driver as a module, choose M here: the - module will be called netx-serial. - -config SERIAL_NETX_CONSOLE - bool "Console on NetX serial port" - depends on SERIAL_NETX=y - select SERIAL_CORE_CONSOLE - help - If you have enabled the serial port on the Hilscher NetX SoC - you can make it the console by answering Y to this option. config SERIAL_OMAP tristate "OMAP serial port support" @@ -1076,21 +1026,54 @@ your boot loader about how to pass options to the kernel at boot time.) -config SERIAL_LANTIQ - bool "Lantiq serial driver" - depends on LANTIQ +config SERIAL_SIFIVE + tristate "SiFive UART support" + depends on OF select SERIAL_CORE + help + Select this option if you are building a kernel for a device that + contains a SiFive UART IP block. This type of UART is present on + SiFive FU540 SoCs, among others. + +config SERIAL_SIFIVE_CONSOLE + bool "Console on SiFive UART" + depends on SERIAL_SIFIVE=y select SERIAL_CORE_CONSOLE select SERIAL_EARLYCON help - Support for console and UART on Lantiq SoCs. + Select this option if you would like to use a SiFive UART as the + system console. + + Even if you say Y here, the currently visible virtual console + (/dev/tty0) will still be used as the system console by default, but + you can alter that using a kernel command line option such as + "console=ttySIFx". (Try "man bootparam" or see the documentation of + your boot loader about how to pass options to the kernel at + boot time.) + +config SERIAL_LANTIQ + tristate "Lantiq serial driver" + depends on (LANTIQ || X86) || COMPILE_TEST + select SERIAL_CORE + help + Support for UART on Lantiq and Intel SoCs. + To compile this driver as a module, select M here. The + module will be called lantiq. + +config SERIAL_LANTIQ_CONSOLE + bool "Console on Lantiq UART" + depends on SERIAL_LANTIQ=y + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON + help + Select this option if you would like to use a Lantiq UART as the + system console. config SERIAL_QE tristate "Freescale QUICC Engine serial port support" depends on QUICC_ENGINE select SERIAL_CORE select FW_LOADER - default n help This driver supports the QE serial ports on Freescale embedded PowerPC that contain a QUICC Engine. @@ -1111,47 +1094,47 @@ Support for console on SCCNXP serial ports. config SERIAL_SC16IS7XX_CORE - tristate + tristate config SERIAL_SC16IS7XX - tristate "SC16IS7xx serial support" - select SERIAL_CORE - depends on (SPI_MASTER && !I2C) || I2C - help - This selects support for SC16IS7xx serial ports. - Supported ICs are SC16IS740, SC16IS741, SC16IS750, SC16IS752, - SC16IS760 and SC16IS762. Select supported buses using options below. + tristate "SC16IS7xx serial support" + select SERIAL_CORE + depends on (SPI_MASTER && !I2C) || I2C + help + This selects support for SC16IS7xx serial ports. + Supported ICs are SC16IS740, SC16IS741, SC16IS750, SC16IS752, + SC16IS760 and SC16IS762. Select supported buses using options below. config SERIAL_SC16IS7XX_I2C - bool "SC16IS7xx for I2C interface" - depends on SERIAL_SC16IS7XX - depends on I2C - select SERIAL_SC16IS7XX_CORE if SERIAL_SC16IS7XX - select REGMAP_I2C if I2C - default y - help - Enable SC16IS7xx driver on I2C bus, - If required say y, and say n to i2c if not required, - Enabled by default to support oldconfig. - You must select at least one bus for the driver to be built. + bool "SC16IS7xx for I2C interface" + depends on SERIAL_SC16IS7XX + depends on I2C + select SERIAL_SC16IS7XX_CORE if SERIAL_SC16IS7XX + select REGMAP_I2C if I2C + default y + help + Enable SC16IS7xx driver on I2C bus, + If required say y, and say n to i2c if not required, + Enabled by default to support oldconfig. + You must select at least one bus for the driver to be built. config SERIAL_SC16IS7XX_SPI - bool "SC16IS7xx for spi interface" - depends on SERIAL_SC16IS7XX - depends on SPI_MASTER - select SERIAL_SC16IS7XX_CORE if SERIAL_SC16IS7XX - select REGMAP_SPI if SPI_MASTER - help - Enable SC16IS7xx driver on SPI bus, - If required say y, and say n to spi if not required, - This is additional support to exsisting driver. - You must select at least one bus for the driver to be built. + bool "SC16IS7xx for spi interface" + depends on SERIAL_SC16IS7XX + depends on SPI_MASTER + select SERIAL_SC16IS7XX_CORE if SERIAL_SC16IS7XX + select REGMAP_SPI if SPI_MASTER + help + Enable SC16IS7xx driver on SPI bus, + If required say y, and say n to spi if not required, + This is additional support to existing driver. + You must select at least one bus for the driver to be built. config SERIAL_TIMBERDALE tristate "Support for timberdale UART" select SERIAL_CORE depends on X86_32 || COMPILE_TEST - ---help--- + help Add support for UART controller on timberdale. config SERIAL_BCM63XX @@ -1180,7 +1163,7 @@ tristate "GRLIB APBUART serial support" depends on OF && SPARC select SERIAL_CORE - ---help--- + help Add support for the GRLIB APBUART serial port. config SERIAL_GRLIB_GAISLER_APBUART_CONSOLE @@ -1245,7 +1228,7 @@ Enable a Altera UART port to be the system console. config SERIAL_IFX6X60 - tristate "SPI protocol driver for Infineon 6x60 modem (EXPERIMENTAL)" + tristate "SPI protocol driver for Infineon 6x60 modem (EXPERIMENTAL)" depends on GPIOLIB || COMPILE_TEST depends on SPI && HAS_DMA help @@ -1312,6 +1295,7 @@ tristate "AR933X serial port support" depends on HAVE_CLK && ATH79 select SERIAL_CORE + select SERIAL_MCTRL_GPIO if GPIOLIB help If you have an Atheros AR933X SOC based board and want to use the built-in UART of the SoC, say Y to this option. @@ -1424,6 +1408,22 @@ If you have enabled the lpuart serial port on the Freescale SoCs, you can make it the console by answering Y to this option. +config SERIAL_FSL_LINFLEXUART + tristate "Freescale LINFlexD UART serial port support" + depends on PRINTK + select SERIAL_CORE + help + Support for the on-chip LINFlexD UART on some Freescale SOCs. + +config SERIAL_FSL_LINFLEXUART_CONSOLE + bool "Console on Freescale LINFlexD UART serial port" + depends on SERIAL_FSL_LINFLEXUART=y + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON + help + If you have enabled the LINFlexD UART serial port on the Freescale + SoCs, you can make it the console by answering Y to this option. + config SERIAL_CONEXANT_DIGICOLOR tristate "Conexant Digicolor CX92xxx USART serial port support" depends on OF @@ -1469,8 +1469,8 @@ config SERIAL_SPRD tristate "Support for Spreadtrum serial" - depends on ARCH_SPRD select SERIAL_CORE + depends on COMMON_CLK help This enables the driver for the Spreadtrum's serial. @@ -1489,6 +1489,7 @@ tristate "STMicroelectronics STM32 serial port support" select SERIAL_CORE depends on ARCH_STM32 || COMPILE_TEST + select SERIAL_MCTRL_GPIO if GPIOLIB help This driver is for the on-chip Serial Controller on STMicroelectronics STM32 MCUs. @@ -1544,9 +1545,52 @@ Say 'Y' here if you wish to use Actions Semiconductor S500/S900 UART as the system console. +config SERIAL_RDA + bool "RDA Micro serial port support" + depends on ARCH_RDA || COMPILE_TEST + select SERIAL_CORE + help + This driver is for RDA8810PL SoC's UART. + Say 'Y' here if you wish to use the on-board serial port. + Otherwise, say 'N'. + +config SERIAL_RDA_CONSOLE + bool "Console on RDA Micro serial port" + depends on SERIAL_RDA=y + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON + default y + help + Say 'Y' here if you wish to use the RDA8810PL UART as the system + console. Only earlycon is implemented currently. + +config SERIAL_MILBEAUT_USIO + tristate "Milbeaut USIO/UART serial port support" + depends on ARCH_MILBEAUT || (COMPILE_TEST && OF) + default ARCH_MILBEAUT + select SERIAL_CORE + help + This selects the USIO/UART IP found in Socionext Milbeaut SoCs. + +config SERIAL_MILBEAUT_USIO_PORTS + int "Maximum number of CSIO/UART ports (1-8)" + range 1 8 + depends on SERIAL_MILBEAUT_USIO + default "4" + +config SERIAL_MILBEAUT_USIO_CONSOLE + bool "Support for console on MILBEAUT USIO/UART serial port" + depends on SERIAL_MILBEAUT_USIO=y + default y + select SERIAL_CORE_CONSOLE + select SERIAL_EARLYCON + help + Say 'Y' here if you wish to use a USIO/UART of Socionext Milbeaut + SoCs as the system console (the system console is the device which + receives all kernel messages and warnings and which allows logins in + single user mode). + endmenu config SERIAL_MCTRL_GPIO tristate - -endif # TTY -- Gitblit v1.6.2