[PATCH v7 0/7] add loongson mips ls1c300 initial support

sgdfkk at 163.com sgdfkk at 163.com
Fri Apr 3 18:25:34 CEST 2026


From: Du Huanpeng <u74147 at gmail.com>

---
Du Huanpeng (7):
  mips: loongson: minimal initial SoC support
  mips: loongson: lowlevel initialize
  mips: loongson: lowlevel debug serial
  mips: loongson: ls1c300 board support
  mips: loongson: add clk driver
  mips: loongson: add watchdog driver
  mips: loongson: ls1c300 dts and bindings

 MAINTAINERS                                   |   9 +
 arch/mips/Kconfig                             |  11 ++
 arch/mips/Makefile                            |   1 +
 arch/mips/dts/loongson32-ls1c300b.dtsi        | 151 ++++++++++++++
 arch/mips/dts/ls1c300-eval.dts                |  30 +++
 arch/mips/mach-loongson/Kconfig               |  69 +++++++
 arch/mips/mach-loongson/Makefile              |   6 +
 arch/mips/mach-loongson/cpu.c                 |  19 ++
 arch/mips/mach-loongson/include/mach/serial.h |  16 ++
 arch/mips/mach-loongson/ls1c300/Makefile      |   7 +
 arch/mips/mach-loongson/ls1c300/gpio.c        |  66 +++++++
 arch/mips/mach-loongson/ls1c300/init.c        |  61 ++++++
 .../mach-loongson/ls1c300/lowlevel_init.S     | 134 +++++++++++++
 arch/mips/mach-loongson/ls1c300/sdram.S       |  95 +++++++++
 arch/mips/mach-loongson/ls1c300/serial.c      | 104 ++++++++++
 arch/mips/mach-loongson/spl.c                 |  46 +++++
 board/loongson/ls1c300-eval/Kconfig           |  12 ++
 board/loongson/ls1c300-eval/MAINTAINERS       |   7 +
 board/loongson/ls1c300-eval/Makefile          |   3 +
 board/loongson/ls1c300-eval/board.c           |  19 ++
 configs/ls1c300_defconfig                     |  52 +++++
 drivers/clk/Makefile                          |   1 +
 drivers/clk/loongson/Makefile                 |   3 +
 drivers/clk/loongson/clk-ls1c300.c            | 186 ++++++++++++++++++
 drivers/watchdog/Kconfig                      |   8 +
 drivers/watchdog/Makefile                     |   1 +
 drivers/watchdog/loongson_wdt.c               | 127 ++++++++++++
 include/configs/ls1c300.h                     |  38 ++++
 include/dt-bindings/clock/ls1c300-clk.h       |  18 ++
 include/dt-bindings/reset/ls1c300-reset.h     |  36 ++++
 30 files changed, 1336 insertions(+)
 create mode 100644 arch/mips/dts/loongson32-ls1c300b.dtsi
 create mode 100644 arch/mips/dts/ls1c300-eval.dts
 create mode 100644 arch/mips/mach-loongson/Kconfig
 create mode 100644 arch/mips/mach-loongson/Makefile
 create mode 100644 arch/mips/mach-loongson/cpu.c
 create mode 100644 arch/mips/mach-loongson/include/mach/serial.h
 create mode 100644 arch/mips/mach-loongson/ls1c300/Makefile
 create mode 100644 arch/mips/mach-loongson/ls1c300/gpio.c
 create mode 100644 arch/mips/mach-loongson/ls1c300/init.c
 create mode 100644 arch/mips/mach-loongson/ls1c300/lowlevel_init.S
 create mode 100644 arch/mips/mach-loongson/ls1c300/sdram.S
 create mode 100644 arch/mips/mach-loongson/ls1c300/serial.c
 create mode 100644 arch/mips/mach-loongson/spl.c
 create mode 100644 board/loongson/ls1c300-eval/Kconfig
 create mode 100644 board/loongson/ls1c300-eval/MAINTAINERS
 create mode 100644 board/loongson/ls1c300-eval/Makefile
 create mode 100644 board/loongson/ls1c300-eval/board.c
 create mode 100644 configs/ls1c300_defconfig
 create mode 100644 drivers/clk/loongson/Makefile
 create mode 100644 drivers/clk/loongson/clk-ls1c300.c
 create mode 100644 drivers/watchdog/loongson_wdt.c
 create mode 100644 include/configs/ls1c300.h
 create mode 100644 include/dt-bindings/clock/ls1c300-clk.h
 create mode 100644 include/dt-bindings/reset/ls1c300-reset.h

-- 
2.43.0



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