On Mon, Jun 07, 2021 at 03:43:03PM +0800, Guo Ren wrote: > On Mon, Jun 7, 2021 at 3:19 PM Maxime Ripard <maxime@xxxxxxxxxx> wrote: > > > > Hi, > > > > On Sun, Jun 06, 2021 at 09:04:08AM +0000, guoren@xxxxxxxxxx wrote: > > > From: Guo Ren <guoren@xxxxxxxxxxxxxxxxx> > > > > > > Add Allwinner kconfig option which selects SoC specific and common > > > drivers that is required for this SoC. > > > > > > Allwinner D1 uses custom PTE attributes to solve non-coherency SOC > > > interconnect issues for dma synchronization, so we set the default > > > value when SOC_SUNXI selected. > > > > > > Signed-off-by: Guo Ren <guoren@xxxxxxxxxxxxxxxxx> > > > Co-Developed-by: Liu Shaohua <liush@xxxxxxxxxxxxxxxxx> > > > Signed-off-by: Liu Shaohua <liush@xxxxxxxxxxxxxxxxx> > > > Cc: Anup Patel <anup.patel@xxxxxxx> > > > Cc: Atish Patra <atish.patra@xxxxxxx> > > > Cc: Christoph Hellwig <hch@xxxxxx> > > > Cc: Chen-Yu Tsai <wens@xxxxxxxx> > > > Cc: Drew Fustini <drew@xxxxxxxxxxxxxxx> > > > Cc: Maxime Ripard <maxime@xxxxxxxxxx> > > > Cc: Palmer Dabbelt <palmerdabbelt@xxxxxxxxxx> > > > Cc: Wei Fu <wefu@xxxxxxxxxx> > > > Cc: Wei Wu <lazyparser@xxxxxxxxx> > > > --- > > > arch/riscv/Kconfig.socs | 12 ++++++++++++ > > > arch/riscv/configs/defconfig | 1 + > > > 2 files changed, 13 insertions(+) > > > > > > diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs > > > index ed96376..055fb3e 100644 > > > --- a/arch/riscv/Kconfig.socs > > > +++ b/arch/riscv/Kconfig.socs > > > @@ -69,4 +69,16 @@ config SOC_CANAAN_K210_DTB_SOURCE > > > > > > endif > > > > > > +config SOC_SUNXI > > > + bool "Allwinner SoCs" > > > + depends on MMU > > > + select DWMAC_GENERIC > > > + select SERIAL_8250 > > > + select SERIAL_8250_CONSOLE > > > + select SERIAL_8250_DW > > > + select SIFIVE_PLIC > > > + select STMMAC_ETH > > > + help > > > + This enables support for Allwinner SoC platforms like the D1. > > > + > > > > We probably don't want to select DWMAC, STMMAC_ETH and the 8250 options, > > looks good otherwise. > > > > Maxime > Remove DWMAC, STMMAC_ETH is okay. > > But I think we still need: > select SERIAL_8250_DW if SERIAL_8250 Well, even the UART is optional. Just enable them in the defconfig Maxime
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