linux-kernel - Re: [PATCH 5/5] riscv: configs: defconfig: Enable configs required for RZ/Five SoC

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Date:   Tue, 3 Oct 2023 14:34:13 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Prabhakar <prabhakar.csengg@...il.com>
Cc:     Magnus Damm <magnus.damm@...il.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Biju Das <biju.das.jz@...renesas.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH 5/5] riscv: configs: defconfig: Enable configs required
 for RZ/Five SoC

Hi Prabhakar,

On Fri, Sep 29, 2023 at 2:07 AM Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Enable the configs required by the below IP blocks which are
> present on RZ/Five SoC:
> * ADC
> * CANFD
> * DMAC
> * eMMC/SDHI
> * OSTM
> * RAVB (+ Micrel PHY)
> * RIIC
> * RSPI
> * SSI (Sound+WM8978 codec)
> * Thermal
> * USB (PHY/RESET/OTG)
>
> Along with the above some core configs are enabled too,
> -> CPU frequency scaling as RZ/Five does support this.
> -> MTD is enabled as RSPI can be connected to flash chips
> -> Enabled I2C chardev so that it enables userspace to read/write
>    i2c devices (similar to arm64)
> -> Thermal configs as RZ/Five SoC does have thermal unit
> -> GPIO regulator as we might have IP blocks for which voltage
>    levels are controlled by GPIOs
> -> OTG configs as RZ/Five USB can support host/function
> -> Gadget configs so that we can test USB function (as done in arm64
>    all the gadget configs are enabled)
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

As I expect this to go in through the RISC-V tree, I will let the
RISC-V people handle any discussion about more options that should be
made modular instead of builtin.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds