netdev - Re: [PATCH 10/13] ARM: dts: vt8500: Use generic compatibles for EHCI

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: <209070b3-4758-416e-a408-480b2a8e4fbc@kernel.org>
Date: Thu, 17 Apr 2025 07:34:11 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Alexey Charkov <alchark@...il.com>, Andi Shyti <andi.shyti@...nel.org>,
 Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
 Thomas Gleixner <tglx@...utronix.de>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Ulf Hansson <ulf.hansson@...aro.org>, Andrew Lunn <andrew+netdev@...n.ch>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 Uwe Kleine-König <ukleinek@...nel.org>,
 Daniel Lezcano <daniel.lezcano@...aro.org>
Cc: linux-arm-kernel@...ts.infradead.org, linux-i2c@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-mmc@...r.kernel.org, netdev@...r.kernel.org, linux-pwm@...r.kernel.org
Subject: Re: [PATCH 10/13] ARM: dts: vt8500: Use generic compatibles for EHCI

On 16/04/2025 10:21, Alexey Charkov wrote:
> VIA/WonderMedia SoCs don't have anything special about their EHCI
> controllers: in fact, vendor provided kernels just use the

It does not have to do anything special - dedicated compatible properly
describes the hardware.

> generic PCI driver by emulating a virtual PCI bus with fixed MMIO

PCI? But this is USB.

> mappings just to bind the existing driver as-is. So switch to the
> generic compatible to save further additions to bindings.
> 
> Note that these devices have only ever supported appended-DTB boot,
> so changing the compatible should not affect any existing users.

And other users of the DTS?

I don't see benefits in this patch.

Best regards,
Krzysztof