From: Henry Chen <henryc.chen@mediatek.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Viresh Kumar <vireshk@kernel.org>,
Stephen Boyd <sboyd@kernel.org>,
"Rob Herring" <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
"Ulf Hansson" <ulf.hansson@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
"Fan Chen" <fan.chen@mediatek.com>,
Weiyi Lu <weiyi.lu@mediatek.com>,
James Liao <jamesjj.liao@mediatek.com>,
Kees Cook <keescook@chromium.org>, <linux-pm@vger.kernel.org>,
<devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [RFC RESEND PATCH 4/7] arm64: dts: mt8183: add performance state support of scpsys
Date: Thu, 3 Jan 2019 22:16:34 +0800 [thread overview]
Message-ID: <1546524994.6818.56.camel@mtksdaap41> (raw)
In-Reply-To: <20190103044727.i34ak7vw6qfircvq@vireshk-i7>
On Thu, 2019-01-03 at 10:17 +0530, Viresh Kumar wrote:
> On 02-01-19, 22:09, Henry Chen wrote:
> > Add support for performance state of scpsys on mt8183 platform.
> >
> > Signed-off-by: Henry Chen <henryc.chen@mediatek.com>
> > ---
> > arch/arm64/boot/dts/mediatek/mt8183.dtsi | 21 +++++++++++++++++++++
> > 1 file changed, 21 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> > index 47926a7..e396410 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> > @@ -9,6 +9,7 @@
> > #include <dt-bindings/interrupt-controller/irq.h>
> > #include <dt-bindings/interrupt-controller/arm-gic.h>
> > #include <dt-bindings/power/mt8183-power.h>
> > +#include <dt-bindings/soc/mtk,dvfsrc.h>
> >
> > / {
> > compatible = "mediatek,mt8183";
> > @@ -243,6 +244,26 @@
> > "vpu-3", "vpu-4", "vpu-5";
> > infracfg = <&infracfg>;
> > smi_comm = <&smi_common>;
> > + operating-points-v2 = <&dvfsrc_opp_table>;
> > + dvfsrc_opp_table: opp-table {
> > + compatible = "operating-points-v2-mtk-level";
> > +
> > + dvfsrc_vol_min: opp1 {
> > + mtk,level = <MT8183_DVFSRC_LEVEL_1>;
> > + };
> > +
> > + dvfsrc_freq_medium: opp2 {
> > + mtk,level = <MT8183_DVFSRC_LEVEL_2>;
> > + };
> > +
> > + dvfsrc_freq_max: opp3 {
> > + mtk,level = <MT8183_DVFSRC_LEVEL_3>;
> > + };
> > +
> > + dvfsrc_vol_max: opp4 {
> > + mtk,level = <MT8183_DVFSRC_LEVEL_4>;
> > + };
> > + };
> > };
>
> I don't see a patch which makes use of this OPP table using the required-opps
> thing. Where is that ?
>
Those user drivers of mt8183(e.g. camera, video decoder,...etc) are
still preparing, so I send this RFC series to check if it is feasible
first then they can apply the interface and send for review later.
Henry
next prev parent reply other threads:[~2019-01-03 14:16 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-02 14:09 [RFC RESEND PATCH 0/7] Add driver for dvfsrc and add support for active state of scpsys on mt8183 Henry Chen
2019-01-02 14:09 ` [RFC RESEND PATCH 1/7] dt-bindings: soc: Add DVFSRC driver bindings Henry Chen
2019-01-11 16:09 ` Rob Herring
2019-02-18 4:55 ` Henry Chen
2019-03-20 8:52 ` Nicolas Boichat
2019-01-02 14:09 ` [RFC RESEND PATCH 2/7] dt-bindings: soc: Add opp table on scpsys bindings Henry Chen
2019-01-03 18:45 ` Rob Herring
2019-01-07 11:04 ` Henry Chen
2019-01-02 14:09 ` [RFC RESEND PATCH 3/7] soc: mediatek: add support for the performance state Henry Chen
2019-01-03 22:57 ` Stephen Boyd
2019-01-07 11:06 ` Henry Chen
2019-01-02 14:09 ` [RFC RESEND PATCH 4/7] arm64: dts: mt8183: add performance state support of scpsys Henry Chen
2019-01-03 4:47 ` Viresh Kumar
2019-01-03 14:16 ` Henry Chen [this message]
2019-01-02 14:09 ` [RFC RESEND PATCH 5/7] soc: mediatek: add header for mediatek SIP interface Henry Chen
2019-01-02 14:09 ` [RFC RESEND PATCH 6/7] soc: mediatek: add MT8183 dvfsrc support Henry Chen
2019-01-03 23:08 ` Stephen Boyd
2019-01-07 11:09 ` Henry Chen
2019-01-02 14:09 ` [RFC RESEND PATCH 7/7] arm64: dts: mt8183: add dvfsrc related nodes Henry Chen
2019-01-03 4:48 ` [RFC RESEND PATCH 0/7] Add driver for dvfsrc and add support for active state of scpsys on mt8183 Viresh Kumar
2019-01-03 14:31 ` Henry Chen
2019-01-03 22:53 ` Stephen Boyd
2019-01-07 11:04 ` Henry Chen
2019-01-07 16:34 ` Georgi Djakov
2019-01-09 3:08 ` Henry Chen
2019-01-10 9:39 ` Georgi Djakov
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