On Wed, Jul 26, 2023 at 08:30:22PM +0800, Du Huanpeng wrote: > Loongson 1C is a cost-effective SOC chip for industrial control and > the Internet of Things. The Loongson 1C includes a floating-point > processing unit, supports multiple types of memory, and supports > high-capacity MLC NAND Flash. Loongson 1C provides developers with a > wealth of peripheral interfaces and on-chip modules, including Camera > controller, USB OTG and USB HOST interfaces, AC97/I2S controller, LCD > controller, SPI interface, UART interface, etc., providing sufficient > computing power and multi-application connectivity. > > Some highlights of this SoC are: > - Single core LS232, MIPS32 instruction set compatible, main frequency > 300MHZ > - 16KB data cache and 16KB instruction cache > - 64 bit float unit, hardware division > - 8/16 bit SDRAM controller, 45 ~ 133MHz > - 8/16 bit SRAM, NAND > - I2S/AC97, LCD, MAC, USB, OTG, SPI, I2C, PWM, CAN, SDIO, ADC > - 12 UARTs > > See Techinical Reference Manual for details: > https://www.loongson.cn/ > https://github.com/hodcarrier/ls1c300_bsp > > Signed-off-by: Du Huanpeng <d...@hodcarrier.org> > --- > MAINTAINERS | 15 +++++ > arch/mips/Kconfig | 11 ++++ > arch/mips/Makefile | 1 + > arch/mips/dts/Makefile | 1 + > arch/mips/mach-lsmips/Kconfig | 76 ++++++++++++++++++++++++++ > arch/mips/mach-lsmips/Makefile | 6 ++ > arch/mips/mach-lsmips/ls1c300/Makefile | 7 +++ > configs/ls1c300_defconfig | 53 ++++++++++++++++++ > 8 files changed, 170 insertions(+) > create mode 100644 arch/mips/mach-lsmips/Kconfig > create mode 100644 arch/mips/mach-lsmips/Makefile > create mode 100644 arch/mips/mach-lsmips/ls1c300/Makefile > create mode 100644 configs/ls1c300_defconfig > > diff --git a/MAINTAINERS b/MAINTAINERS > index 87991cccdd..91d6d714d8 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -1116,6 +1116,21 @@ F: drivers/net/cortina_ni.c > F: drivers/net/cortina_ni.h > F: drivers/net/phy/ca_phy.c > > +MIPS LOONGSON LS1C300 > +M: Du Huanpeng <d...@hodcarrier.org> > +S: Maintained > +F: arch/mips/dts/loongson32-ls1c300b.dtsi > +F: arch/mips/dts/ls1c300-eval.dts > +F: arch/mips/mach-lsmips/ > +F: board/loongson/ls1c300-eval/ > +F: configs/ls1c300_defconfig > +F: drivers/clk/lsmips/ > +F: drivers/reset/reset-lsmips.c > +F: drivers/watchdog/lsmips_wdt.c > +F: include/configs/ls1c300.h > +F: include/dt-bindings/clock/ls1c300-clk.h > +F: include/dt-bindings/reset/ls1c300-reset.h
The board specific parts should be in the board MAINTAINER file. > +++ b/arch/mips/mach-lsmips/Kconfig > @@ -0,0 +1,76 @@ > +menu "Loongson MIPS platforms" > + depends on ARCH_LSMIPS > + > +config SYS_MALLOC_F_LEN > + default 0x1000 > + > +config SYS_SOC > + default "ls1c300" if SOC_LS1C300 > + > +config SYS_DCACHE_SIZE > + default 16384 > + > +config SYS_DCACHE_LINE_SIZE > + default 32 > + > +config SYS_ICACHE_SIZE > + default 16384 > + > +config SYS_ICACHE_LINE_SIZE > + default 32 > + > +config TEXT_BASE > + default 0xbfc00000 if !SPL > + default 0x80200000 if SPL > + > +config SPL_TEXT_BASE > + default 0xbfc00000 > + > +config SPL_PAYLOAD > + default "u-boot-lzma.img" if SPL_LZMA > + > +config BUILD_TARGET > + default "u-boot-with-spl.bin" if SPL > + default "u-boot.bin" if !SPL As most of these are defined in common Kconfig files, the defaults for this arch should be there too. -- Tom
signature.asc
Description: PGP signature
