Hello, These extensions are required to support the new SPI driver proposed by Chin-Ting Kuo from Aspeed :
https://lore.kernel.org/linux-spi/20201105120331.9853-1-chin-ting_...@aspeedtech.com/T/#mf495e230e7dde8f91cf3a485b0a7293e9db54d32 Thanks, C. Cédric Le Goater (2): aspeed/smc: Add support for address lane disablement aspeed/smc: Add extra controls to request DMA hw/ssi/aspeed_smc.c | 32 +++++++++++++++++++++++++------- 1 file changed, 25 insertions(+), 7 deletions(-) -- 2.26.2