On Mon, Jul 08, 2019 at 05:55:00AM +0000, Joshua Scott wrote: > Hi, > > I do not think this patch alone will work on 4.14. > > An earlier pair of patches which implements the > "marvell,armada-38x-uart" quirk is present on the other kernel > versions, but I do see it as far back as 4.14. > > The following two patches are the ones which add support for that compatible string: > > b7639b0b15dd serial: 8250_dw: Limit dw8250_tx_wait_empty quirk to armada-38x devices > 914eaf935ec7 serial: 8250_dw: Allow TX FIFO to drain before writing to UART_LCR But, this patch says: Fixes: 43e28ba87708 ("ARM: dts: Use armada-370-xp as a base for armada-xp-98dx3236") and that commit showed up in 4.12. If that is not the case, fine, I'll drop this, otherwise I just have to go off of what is given to me :) thanks, greg k-h