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
| ||
|
Date: Mon, 31 Jan 2022 13:15:59 +0100 From: Martin Jücker <martin.juecker@...il.com> To: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com> Cc: Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org, Martin Jücker <martin.juecker@...il.com> Subject: Re: [PATCH] ARM: dts: add 533 MHz step to p4note GPU opp table On Mon, Jan 31, 2022 at 09:54:00AM +0100, Krzysztof Kozlowski wrote: > On 29/01/2022 23:14, Martin Jücker wrote: > > The p4note devices support 533 MHz GPU speed, so let's make use of it. > > > > If there is going to be resend, please add prefix "exynos:" in subject. > Just like other commits (git log --oneline arch/arm/boot/dts/exynos*). > > > Signed-off-by: Martin Jücker <martin.juecker@...il.com> > > --- > > arch/arm/boot/dts/exynos4412-p4note.dtsi | 7 +++++++ > > 1 file changed, 7 insertions(+) > > > > diff --git a/arch/arm/boot/dts/exynos4412-p4note.dtsi b/arch/arm/boot/dts/exynos4412-p4note.dtsi > > index 4ae6eb3091c4..d277b2337ae0 100644 > > --- a/arch/arm/boot/dts/exynos4412-p4note.dtsi > > +++ b/arch/arm/boot/dts/exynos4412-p4note.dtsi > > @@ -355,6 +355,13 @@ &gpu { > > status = "okay"; > > }; > > > > +&gpu_opp_table { > > + opp-533000000 { > > + opp-hz = /bits/ 64 <533000000>; > > + opp-microvolt = <1075000>; > > + }; > > +}; > > This looks like Exynos4412 Prime. Please check also CPU frequencies and > if they match, just include exynos4412-prime.dtsi (like Odroid U3). > > > + > > &hsotg { > > vusb_a-supply = <&ldo12_reg>; > > dr_mode = "peripheral"; > > > Best regards, > Krzysztof I just noticed, that I overlooked a condition in the code which decreases the step count by one which eliminates the 533 MHz step. Please ignore this patch. Kind Regards Martin
Powered by blists - more mailing lists