On Thu, Mar 14 2019, Chuanhong Guo wrote: > Hi! > On Thu, Mar 14, 2019 at 6:14 AM NeilBrown wrote: >> >> [...] >> My only small concern is that this driver was backported to openwrt >> (4.14 based) and then reverted >> >> https://github.com/openwrt/openwrt/commit/749a29f76ca780d8df70a5163d43bbdc6f13ba3f >> >> "This breaks some mt7621 devices." >> >> Possibly it was backported badly, or possibly there is a problem. > Last time I backported the version with broken SPI modes so it got > broken SPI CS1 support. There is one mt7621 router using SPI CS1 in > OpenWrt and the backported driver broke it. > It has been fixed by my two "drop broken spi modes" patches. Ahh, thanks for the clarification. Good to know all known problems are fixed. Thanks, NeilBrown >> >> John: do you have any more details of the problem other than what is in >> the commit message? >> >> Thanks, >> NeilBrown > > Regards, > Chuanhong Guo