linux-kernel - Re: [PATCH 1/7] dt-bindings: pinctrl: rockchip: increase max amount of device functions

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: <20250408172707.GA2283098-robh@kernel.org>
Date: Tue, 8 Apr 2025 12:27:07 -0500
From: Rob Herring <robh@...nel.org>
To: Nicolas Frattaroli <nicolas.frattaroli@...labora.com>
Cc: Linus Walleij <linus.walleij@...aro.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Heiko Stuebner <heiko@...ech.de>,
	Uwe Kleine-König <ukleinek@...nel.org>,
	William Breathitt Gray <wbg@...nel.org>,
	Sebastian Reichel <sebastian.reichel@...labora.com>,
	Kever Yang <kever.yang@...k-chips.com>, linux-gpio@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-pwm@...r.kernel.org, linux-iio@...r.kernel.org,
	kernel@...labora.com, Jonas Karlman <jonas@...boo.se>,
	Detlev Casanova <detlev.casanova@...labora.com>
Subject: Re: [PATCH 1/7] dt-bindings: pinctrl: rockchip: increase max amount
 of device functions

On Tue, Apr 08, 2025 at 02:32:13PM +0200, Nicolas Frattaroli wrote:
> With the introduction of the RK3576, the maximum device function ID used
> increased to 14, as anyone can easily verify for themselves with:
> 
>   rg -g '*-pinctrl.dtsi' '<\d+\s+RK_P..\s+(?<func>\d+)\s.*>;$' --trim \
>   -NI -r '$func' arch/arm64/boot/dts/rockchip/ | sort -g | uniq
> 
> Unfortunately, this wasn't caught by dt-validate as those pins are
> omit-if-no-ref and we had no reference to them in any tree so far.

Sounds like we need a way to disable that for validation. We'd need a 
dtc flag to ignore that and then set that flag for CHECK_DTBS.

Rob