[PATCH v2 0/2] spi: loongson: add bus driver for the loongson spi

[Yinbo Zhu <zhuyinbo@xxxxxxxxxxx>]

Loongson platform support spi hardware controller and this series patch
was to add spi driver and binding support.

Change in v2:
		1. This [PATCH v2 1/2] dt-bindings patch need depend on clk patch:
	 	   https://
		   lore.kernel.org/all/20230307115022.12846-1-zhuyinbo@xxxxxxxxxxx/
		2. Remove the clock-names in spi yaml file.
		3. Add "loongson,ls7a-spi" compatible in spi yaml file.
		4. Add an || COMPILE_TEST and drop && PCI then add some CONFIG_PCI
		   macro to limit some pci code.
		5. Make the spi driver top code comment block that use C++ style.
		6. Drop spi->max_speed_hz.
		7. Add a spin_lock for loongson_spi_setup.
		8. Add a timeout and cpu_relax() in loongson_spi_write_read_8bit.
		9. Add spi_transfer_one and drop transfer and rework entire spi
		   driver that include some necessary changes.
		10. Use module_init replace subsys_initcall.
		11. About PM interface that I don't find any issue so I don't add
		    any changes.

Yinbo Zhu (2):
  dt-bindings: spi: add loongson spi
  spi: loongson: add bus driver for the loongson spi controller

 .../bindings/spi/loongson,ls-spi.yaml         |  44 ++
 MAINTAINERS                                   |   7 +
 drivers/spi/Kconfig                           |  10 +
 drivers/spi/Makefile                          |   1 +
 drivers/spi/spi-loongson.c                    | 459 ++++++++++++++++++
 5 files changed, 521 insertions(+)

-- 
2.20.1