Hello,
This series adds a driver for the Aspeed ast2500 FMC/SPI controllers as one can find on the POWER9 OpenPOWER platforms.
It was tested on the AST2500 evb using a w25q256 flash device.
Git tree available here:
https://github.com/legoater/u-boot/commits/aspeed
Thanks,
C.
Cédric Le Goater (3): aspeed: ast2500: Add AHB clock spi: Add support for the Aspeed ast2500 SPI controllers aspeed: Add SPI support to the ast2500 Eval Board
.../arm/include/asm/arch-aspeed/scu_ast2500.h | 2 + arch/arm/include/asm/arch-aspeed/spi.h | 114 +++ include/dt-bindings/clock/ast2500-scu.h | 1 + drivers/clk/aspeed/clk_ast2500.c | 12 + drivers/spi/aspeed_spi.c | 788 ++++++++++++++++++ arch/arm/dts/ast2500-evb.dts | 17 + arch/arm/dts/ast2500-u-boot.dtsi | 12 + arch/arm/dts/ast2500.dtsi | 71 ++ configs/evb-ast2500_defconfig | 10 + drivers/spi/Kconfig | 8 + drivers/spi/Makefile | 1 + 11 files changed, 1036 insertions(+) create mode 100644 arch/arm/include/asm/arch-aspeed/spi.h create mode 100644 drivers/spi/aspeed_spi.c