Re: [PATCH 1/3] arch: riscv: add config option for building SiFive's SoC resource

[Palmer Dabbelt <palmer@sifive.com>]

On Mon, 17 Jun 2019 12:29:48 PDT (-0700), lollivier@baylibre.com wrote:
> Create a config option for building SiFive SoC specific resources
> e.g. SiFive device tree, platform drivers...
>
> Signed-off-by: Loys Ollivier <lollivier@baylibre.com>
> Cc: Paul Walmsley <paul.walmsley@sifive.com>
> Cc: Palmer Dabbelt <palmer@sifive.com>
> ---
>  arch/riscv/Kconfig                  | 2 ++
>  arch/riscv/Kconfig.socs             | 8 ++++++++
>  arch/riscv/boot/dts/sifive/Makefile | 2 +-
>  3 files changed, 11 insertions(+), 1 deletion(-)
>  create mode 100644 arch/riscv/Kconfig.socs
>
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index ee32c66e1af3..eace5857c9e9 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -94,6 +94,8 @@ config PGTABLE_LEVELS
>  	default 3 if 64BIT
>  	default 2
>
> +source "arch/riscv/Kconfig.socs"
> +
>  menu "Platform type"
>
>  choice
> diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
> new file mode 100644
> index 000000000000..60dae1b5f276
> --- /dev/null
> +++ b/arch/riscv/Kconfig.socs
> @@ -0,0 +1,8 @@
> +menu "SoC selection"
> +
> +config SOC_SIFIVE
> +       bool "SiFive SoCs"
> +       help
> +         This enables support for SiFive SoC platform hardware.
> +
> +endmenu
> diff --git a/arch/riscv/boot/dts/sifive/Makefile b/arch/riscv/boot/dts/sifive/Makefile
> index baaeef9efdcb..6d6189e6e4af 100644
> --- a/arch/riscv/boot/dts/sifive/Makefile
> +++ b/arch/riscv/boot/dts/sifive/Makefile
> @@ -1,2 +1,2 @@
>  # SPDX-License-Identifier: GPL-2.0
> -dtb-y += hifive-unleashed-a00.dtb
> +dtb-$(CONFIG_SOC_SIFIVE) += hifive-unleashed-a00.dtb

Reviewed-by: Palmer Dabbelt <palmer@sifive.com>