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
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