linux-kernel - Re: [PATCH v9 1/9] arm64: Add config for Microchip SoC platforms

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <76b1062f-a4e3-4392-9549-86d63616a5ca@microchip.com>
Date: Fri, 22 Aug 2025 15:29:21 +0200
From: Nicolas Ferre <nicolas.ferre@...rochip.com>
To: Robert Marko <robert.marko@...tura.hr>, <linux@...linux.org.uk>,
	<alexandre.belloni@...tlin.com>, <claudiu.beznea@...on.dev>,
	<catalin.marinas@....com>, <will@...nel.org>, <olivia@...enic.com>,
	<herbert@...dor.apana.org.au>, <davem@...emloft.net>,
	<andi.shyti@...nel.org>, <lee@...nel.org>, <broonie@...nel.org>,
	<gregkh@...uxfoundation.org>, <jirislaby@...nel.org>, <arnd@...nel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	<linux-crypto@...r.kernel.org>, <linux-i2c@...r.kernel.org>,
	<linux-spi@...r.kernel.org>, <linux-serial@...r.kernel.org>,
	<o.rempel@...gutronix.de>, <daniel.machon@...rochip.com>
CC: <luka.perkov@...tura.hr>
Subject: Re: [PATCH v9 1/9] arm64: Add config for Microchip SoC platforms

On 13/08/2025 at 19:44, Robert Marko wrote:
> Currently, Microchip SparX-5 SoC is supported and it has its own symbol.
> 
> However, this means that new Microchip platforms that share drivers need
> to constantly keep updating depends on various drivers.
> 
> So, to try and reduce this lets add ARCH_MICROCHIP symbol that drivers
> could instead depend on.
> 
> LAN969x is being worked on and it will be added under ARCH_MICROCHIP.
> 
> Signed-off-by: Robert Marko <robert.marko@...tura.hr>

Ok, according to the compromise that we discussed during v8 that's fine 
with me:
Acked-by: Nicolas Ferre <nicolas.ferre@...rochip.com>

Thanks Robert! Regards,
   Nicolas

> ---
> Changes in v9:
> * Make ARCH_MICROCHIP hidden symbol that is selected by SparX-5 directly,
> this avoids breaking existing configs with ARCH_SPARX5
> 
>   arch/arm64/Kconfig.platforms | 36 ++++++++++++++++++++++--------------
>   1 file changed, 22 insertions(+), 14 deletions(-)
> 
> diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
> index a88f5ad9328c..bfea380100a6 100644
> --- a/arch/arm64/Kconfig.platforms
> +++ b/arch/arm64/Kconfig.platforms
> @@ -131,20 +131,6 @@ config ARCH_EXYNOS
>          help
>            This enables support for ARMv8 based Samsung Exynos SoC family.
> 
> -config ARCH_SPARX5
> -       bool "Microchip Sparx5 SoC family"
> -       select PINCTRL
> -       select DW_APB_TIMER_OF
> -       help
> -         This enables support for the Microchip Sparx5 ARMv8-based
> -         SoC family of TSN-capable gigabit switches.
> -
> -         The SparX-5 Ethernet switch family provides a rich set of
> -         switching features such as advanced TCAM-based VLAN and QoS
> -         processing enabling delivery of differentiated services, and
> -         security through TCAM-based frame processing using versatile
> -         content aware processor (VCAP).
> -
>   config ARCH_K3
>          bool "Texas Instruments Inc. K3 multicore SoC architecture"
>          select SOC_TI
> @@ -186,6 +172,28 @@ config ARCH_MESON
>            This enables support for the arm64 based Amlogic SoCs
>            such as the s905, S905X/D, S912, A113X/D or S905X/D2
> 
> +menu "Microchip SoC support"
> +
> +config ARCH_MICROCHIP
> +       bool
> +
> +config ARCH_SPARX5
> +       bool "Microchip Sparx5 SoC family"
> +       select PINCTRL
> +       select DW_APB_TIMER_OF
> +       select ARCH_MICROCHIP
> +       help
> +         This enables support for the Microchip Sparx5 ARMv8-based
> +         SoC family of TSN-capable gigabit switches.
> +
> +         The SparX-5 Ethernet switch family provides a rich set of
> +         switching features such as advanced TCAM-based VLAN and QoS
> +         processing enabling delivery of differentiated services, and
> +         security through TCAM-based frame processing using versatile
> +         content aware processor (VCAP).
> +
> +endmenu
> +
>   config ARCH_MMP
>          bool "Marvell MMP SoC Family"
>          select PINCTRL
> --
> 2.50.1
>