Staging
v0.7.0
v0.7.0
https://github.com/torvalds/linux
Tip revision: c9e6606c7fe92b50a02ce51dda82586ebdf99b48 authored by Linus Torvalds on 02 January 2022, 22:23:25 UTC
Linux 5.16-rc8
Linux 5.16-rc8
Tip revision: c9e6606
Kconfig
# SPDX-License-Identifier: GPL-2.0
if MACH_LOONGSON2EF
choice
prompt "Machine Type"
config LEMOTE_FULOONG2E
bool "Lemote Fuloong(2e) mini-PC"
select ARCH_SPARSEMEM_ENABLE
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_MIGHT_HAVE_PC_SERIO
select CEVT_R4K
select CSRC_R4K
select SYS_HAS_CPU_LOONGSON2E
select DMA_NONCOHERENT
select BOOT_ELF32
select BOARD_SCACHE
select FORCE_PCI
select I8259
select ISA
select IRQ_MIPS_CPU
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_SUPPORTS_HIGHMEM
select SYS_HAS_EARLY_PRINTK
select USE_GENERIC_EARLY_PRINTK_8250
select GENERIC_ISA_DMA_SUPPORT_BROKEN
select CPU_HAS_WB
select LOONGSON_MC146818
help
Lemote Fuloong(2e) mini-PC board based on the Chinese Loongson-2E CPU and
an FPGA northbridge
Lemote Fuloong(2e) mini PC have a VIA686B south bridge.
config LEMOTE_MACH2F
bool "Lemote Loongson 2F family machines"
select ARCH_SPARSEMEM_ENABLE
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_MIGHT_HAVE_PC_SERIO
select BOARD_SCACHE
select BOOT_ELF32
select CEVT_R4K if ! MIPS_EXTERNAL_TIMER
select CPU_HAS_WB
select CS5536
select CSRC_R4K if ! MIPS_EXTERNAL_TIMER
select DMA_NONCOHERENT
select GENERIC_ISA_DMA_SUPPORT_BROKEN
select FORCE_PCI
select I8259
select IRQ_MIPS_CPU
select ISA
select SYS_HAS_CPU_LOONGSON2F
select SYS_HAS_EARLY_PRINTK
select USE_GENERIC_EARLY_PRINTK_8250
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_HIGHMEM
select SYS_SUPPORTS_LITTLE_ENDIAN
select LOONGSON_MC146818
help
Lemote Loongson 2F family machines utilize the 2F revision of
Loongson processor and the AMD CS5536 south bridge.
These family machines include fuloong2f mini PC, yeeloong2f notebook,
LingLoong allinone PC and so forth.
endchoice
config CS5536
bool
config CS5536_MFGPT
bool "CS5536 MFGPT Timer"
depends on CS5536 && !HIGH_RES_TIMERS
select MIPS_EXTERNAL_TIMER
help
This option enables the mfgpt0 timer of AMD CS5536. With this timer
switched on you can not use high resolution timers.
If you want to enable the Loongson2 CPUFreq Driver, Please enable
this option at first, otherwise, You will get wrong system time.
If unsure, say Yes.
config LOONGSON_UART_BASE
bool
default y
depends on EARLY_PRINTK || SERIAL_8250
config LOONGSON_MC146818
bool
default n
endif # MACH_LOONGSON2EF