linux-kernel - Re: [PATCH v2 5/8] soc: sifive: ccache: Add StarFive JH7110 support

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Date:   Fri, 18 Nov 2022 18:32:10 +0100
From:   Emil Renner Berthing <emil.renner.berthing@...onical.com>
To:     Hal Feng <hal.feng@...rfivetech.com>
Cc:     linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        Conor Dooley <conor@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Ben Dooks <ben.dooks@...ive.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 5/8] soc: sifive: ccache: Add StarFive JH7110 support

On Fri, 18 Nov 2022 at 02:17, Hal Feng <hal.feng@...rfivetech.com> wrote:
>
> From: Emil Renner Berthing <kernel@...il.dk>
>
> This adds support for the StarFive JH7110 SoC which also
> features this SiFive cache controller.
>
> Signed-off-by: Emil Renner Berthing <kernel@...il.dk>
> Signed-off-by: Hal Feng <hal.feng@...rfivetech.com>
> ---

I'm fine with this, but it would be great if you could add the jh7100
support at the same time like the original patch did.

>  arch/riscv/Kconfig.socs            | 1 +
>  drivers/soc/Makefile               | 2 +-
>  drivers/soc/sifive/Kconfig         | 2 +-
>  drivers/soc/sifive/sifive_ccache.c | 1 +
>  4 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs
> index 69774bb362d6..5a40e05f8cab 100644
> --- a/arch/riscv/Kconfig.socs
> +++ b/arch/riscv/Kconfig.socs
> @@ -22,6 +22,7 @@ config SOC_STARFIVE
>         bool "StarFive SoCs"
>         select PINCTRL
>         select RESET_CONTROLLER
> +       select SIFIVE_CCACHE
>         select SIFIVE_PLIC
>         help
>           This enables support for StarFive SoC platform hardware.
> diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
> index 69ba6508cf2c..534669840858 100644
> --- a/drivers/soc/Makefile
> +++ b/drivers/soc/Makefile
> @@ -26,7 +26,7 @@ obj-y                         += qcom/
>  obj-y                          += renesas/
>  obj-y                          += rockchip/
>  obj-$(CONFIG_SOC_SAMSUNG)      += samsung/
> -obj-$(CONFIG_SOC_SIFIVE)       += sifive/
> +obj-y                          += sifive/
>  obj-y                          += sunxi/
>  obj-$(CONFIG_ARCH_TEGRA)       += tegra/
>  obj-y                          += ti/
> diff --git a/drivers/soc/sifive/Kconfig b/drivers/soc/sifive/Kconfig
> index ed4c571f8771..e86870be34c9 100644
> --- a/drivers/soc/sifive/Kconfig
> +++ b/drivers/soc/sifive/Kconfig
> @@ -1,6 +1,6 @@
>  # SPDX-License-Identifier: GPL-2.0
>
> -if SOC_SIFIVE
> +if SOC_SIFIVE || SOC_STARFIVE
>
>  config SIFIVE_CCACHE
>         bool "Sifive Composable Cache controller"
> diff --git a/drivers/soc/sifive/sifive_ccache.c b/drivers/soc/sifive/sifive_ccache.c
> index 1c171150e878..9489d1a90fbc 100644
> --- a/drivers/soc/sifive/sifive_ccache.c
> +++ b/drivers/soc/sifive/sifive_ccache.c
> @@ -107,6 +107,7 @@ static const struct of_device_id sifive_ccache_ids[] = {
>         { .compatible = "sifive,fu540-c000-ccache" },
>         { .compatible = "sifive,fu740-c000-ccache" },
>         { .compatible = "sifive,ccache0" },
> +       { .compatible = "starfive,jh7110-ccache" },
>         { /* end of table */ }
>  };
>
> --
> 2.38.1
>