On Mon, 27 Apr 2020 14:29:34 +0800 Huacai Chen <chenhc@xxxxxxxxxx> wrote: > Hi, Jiaxun, > > On Mon, Apr 27, 2020 at 2:06 PM Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> > wrote: > > > > This controller can be found on Loongson-2K SoC, Loongson-3 > > systems with RS780E/LS7A PCH. > > > > The RS780E part of code was previously located at > > arch/mips/pci/ops-loongson3.c and now it can use generic PCI > > driver implementation. > > > > Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> > > > > -- > > v2: > > - Clean up according to rob's suggestions > > - Claim that it can't work as a module > > v3: > > - Fix a typo > > v4: > > - More clean-ups: Drop flag check, use devfn > > --- > > drivers/pci/controller/Kconfig | 10 + > > drivers/pci/controller/Makefile | 1 + > > drivers/pci/controller/pci-loongson.c | 251 [...] > > +static const struct of_device_id loongson_pci_of_match[] = { > > + { .compatible = "loongson,rs780e-pci", > > + .data = (void *)(FLAG_CFG0), }, > > + { .compatible = "loongson,ls2k-pci", > > + .data = (void *)(FLAG_CFG0 | FLAG_CFG1 | > > FLAG_DEV_FIX), }, > > + { .compatible = "loongson,ls7a-pci", > > + .data = (void *)(FLAG_CFG0 | FLAG_CFG1 | > > FLAG_DEV_FIX), }, > I suggest to use alpha-betical order here: ls2k, ls7a and rs780 at > last. Thanks for pointing out this minor issue. I put rs780e at first at it appears to be the first system using this driver. If there is no more review suggestion I'll send out next revision very soon. [...] -- Jiaxun Yang