linux-kernel - Re: [PATCH resend v2 5/6] ARM: dts: sun9i: a80-optimus: Disable dummy regulators vcc3v0, vcc3v3, vcc5v0

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]

Date:	Tue, 31 May 2016 21:01:13 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Chen-Yu Tsai <wens@...e.org>
Cc:	Mark Brown <broonie@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Lee Jones <lee.jones@...aro.org>
Subject: Re: [PATCH resend v2 5/6] ARM: dts: sun9i: a80-optimus: Disable
 dummy regulators vcc3v0, vcc3v3, vcc5v0

Hi,

On Wed, Jun 01, 2016 at 12:23:23AM +0800, Chen-Yu Tsai wrote:
> These 3 regulators are provided in sunxi-common-regulators.dtsi.
> 3.0V/3.3V and 5.0V are commonly used voltages in Allwinner devices.
> These dummy regulators provide a stand-in when bindings that require
> one, but the real regulator is not supported yet.
> 
> Since these are no longer needed, we can disable them.
> 
> Signed-off-by: Chen-Yu Tsai <wens@...e.org>
> ---
>  arch/arm/boot/dts/sun9i-a80-optimus.dts | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts b/arch/arm/boot/dts/sun9i-a80-optimus.dts
> index 6cfc02194035..991337d1d6f1 100644
> --- a/arch/arm/boot/dts/sun9i-a80-optimus.dts
> +++ b/arch/arm/boot/dts/sun9i-a80-optimus.dts
> @@ -322,6 +322,18 @@
>  
>  #include "axp809.dtsi"
>  
> +&reg_vcc3v0 {
> +	status = "disabled";
> +};
> +
> +&reg_vcc3v3 {
> +	status = "disabled";
> +};
> +
> +&reg_vcc5v0 {
> +	status = "disabled";
> +};
> +

Why not remove the include entirely?

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)