Re: [PATCH 01/17] drivers: support PCIe in RISCV

From: Geert Uytterhoeven
Date: Wed Jun 07 2017 - 03:17:24 EST


CC pci folks

On Wed, Jun 7, 2017 at 12:59 AM, Palmer Dabbelt <palmer@xxxxxxxxxxx> wrote:
> From: "Wesley W. Terpstra" <wesley@xxxxxxxxxx>
>
> There are RISC-V systems that have been mapped to Xilinx FPGAs that have
> their PCIe controllers on chip. These build system changes allow RISC-V
> systems to enable the Xilinx PCIe controller, and to setup PCIe IRQs.
>
> Signed-off-by: Palmer Dabbelt <palmer@xxxxxxxxxxx>
> ---
> drivers/pci/Makefile | 1 +
> drivers/pci/host/Kconfig | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
> index 462c1f5f5546..a29d9ec05d13 100644
> --- a/drivers/pci/Makefile
> +++ b/drivers/pci/Makefile
> @@ -41,6 +41,7 @@ obj-$(CONFIG_MIPS) += setup-irq.o
> obj-$(CONFIG_TILE) += setup-irq.o
> obj-$(CONFIG_SPARC_LEON) += setup-irq.o
> obj-$(CONFIG_M68K) += setup-irq.o
> +obj-$(CONFIG_RISCV) += setup-irq.o
>
> #
> # ACPI Related PCI FW Functions
> diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig
> index 7f47cd5e10a5..5148f3d3cab7 100644
> --- a/drivers/pci/host/Kconfig
> +++ b/drivers/pci/host/Kconfig
> @@ -71,7 +71,7 @@ config PCI_HOST_GENERIC
>
> config PCIE_XILINX
> bool "Xilinx AXI PCIe host bridge support"
> - depends on ARCH_ZYNQ || MICROBLAZE
> + depends on ARCH_ZYNQ || MICROBLAZE || RISCV
> help
> Say 'Y' here if you want kernel to support the Xilinx AXI PCIe
> Host Bridge driver.
> --
> 2.13.0