linux-kernel - Re: [PATCH] arm64: dts: rockchip: update cpu opp table for rk3399 op1

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Message-ID: <2392465.b79CVULcOX@phil>
Date:   Mon, 22 May 2017 17:02:23 +0200
From:   Heiko Stuebner <heiko@...ech.de>
To:     Eddie Cai <eddie.cai.linux@...il.com>
Cc:     Caesar Wang <wxt@...k-chips.com>,
        linux-rockchip@...ts.infradead.org, briannorris@...omium.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        dianders@...omium.org
Subject: Re: [PATCH] arm64: dts: rockchip: update cpu opp table for rk3399 op1

Hi Eddie, Caesar,

Am Montag, 24. April 2017, 18:29:26 CEST schrieb Eddie Cai:
> Hi Heiko
> 
> 2017-04-24 17:15 GMT+08:00 Heiko Stübner <heiko@...ech.de>:
> > Am Montag, 24. April 2017, 16:49:08 CEST schrieb Caesar Wang:
> >> 在 2017年04月24日 16:26, Heiko Stübner 写道:
> >> > Hi Caesar,
> >> >
> >> > Am Montag, 24. April 2017, 14:18:50 CEST schrieb Caesar Wang:
> >> >> Update the cpu opp table for rk3399 op1.
> >> >
> >> > Ideally this should contain something about the "why".
> >> > Are these new voltage settings safer to operate under?
> >>
> >> The before opp table is for earlier batch of rk3399 SoCs,  that's no
> >> enough for the current and
> >> newer batch of rk3399 op1. In order to suit for the rk3399 op1, we need
> >> to little voltages changed.
> >
> > just to make sure, this is also safe for all the non-chromebook rk3399 socs
> > (like the firefly and tv-boxes, etc), right?
> This is only for op1. other 3399s should have a different opp table

digging this up, as I'm right now working on a rk3399-firefly, could you
provide the correct opp tables for the available rk3399 variants please?

I.e. generally safe opps for boards like the firefly and the special ones
for op1-based devices?


Thanks
Heiko