linux-kernel - Re: [PATCH 15/15] arm64: defconfig: Enable Renesas RZ/V2N SoC

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Message-ID: <01d8b588-528f-4b50-a4ec-35645bb5f3cd@kernel.org>
Date: Thu, 27 Mar 2025 15:00:20 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: Prabhakar <prabhakar.csengg@...il.com>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Ulf Hansson <ulf.hansson@...aro.org>,
 Linus Walleij <linus.walleij@...aro.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Jiri Slaby <jirislaby@...nel.org>, Magnus Damm <magnus.damm@...il.com>,
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
 Wolfram Sang <wsa+renesas@...g-engineering.com>,
 linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-mmc@...r.kernel.org, linux-gpio@...r.kernel.org,
 linux-serial@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 Biju Das <biju.das.jz@...renesas.com>,
 Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
 Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH 15/15] arm64: defconfig: Enable Renesas RZ/V2N SoC

On 27/03/2025 10:08, Geert Uytterhoeven wrote:
> On Thu, 27 Mar 2025 at 09:55, Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
>> On Thu, 27 Mar 2025 at 08:43, Krzysztof Kozlowski <krzk@...nel.org> wrote:
>>> On 26/03/2025 15:39, Prabhakar wrote:
>>>> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>>>>
>>>> Enable support for the Renesas RZ/V2N (R9A09G056) SoC in the ARM64
>>>> defconfig.
>>>>
>>>> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>>>> ---
>>>>  arch/arm64/configs/defconfig | 1 +
>>>>  1 file changed, 1 insertion(+)
>>>>
>>>> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
>>>> index 11e7d0ad8656..c7b41f86c128 100644
>>>> --- a/arch/arm64/configs/defconfig
>>>> +++ b/arch/arm64/configs/defconfig
>>>> @@ -1483,6 +1483,7 @@ CONFIG_ARCH_R9A07G054=y
>>>>  CONFIG_ARCH_R9A08G045=y
>>>>  CONFIG_ARCH_R9A09G011=y
>>>>  CONFIG_ARCH_R9A09G047=y
>>>> +CONFIG_ARCH_R9A09G056=y
>>>
>>> So the pattern will keep growing and none of you will ever bother to fix
>>> it, because you have your patchset to throw over the wall.
>>
>> Yes, the pattern will keep on growing.
>> Just like the minimum kernel size will keep on growing, especially if
>> you can no longer compile a kernel without support for SoCs you do not
>> intend to run the kernel on.  Not everyone has GiBs of RAM to spare...
> 
> <pling! :->
> 
> /me remembers
> https://lore.kernel.org/all/6323eb7a-03e9-4678-ac4f-f90052d0aace@kernel.org/

Exactly that discussion and that outcome.

Best regards,
Krzysztof