Re: [PATCH v5 04/11] ARM: STi: STiH407: Provide generic (safe) DVFS configuration

From: Lee Jones
Date: Tue Dec 08 2015 - 10:37:24 EST


On Tue, 08 Dec 2015, Viresh Kumar wrote:

> On 08-12-15, 14:31, Lee Jones wrote:
> > diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi
> > index 81f8121..9fa1e58 100644
> > --- a/arch/arm/boot/dts/stih407-family.dtsi
> > +++ b/arch/arm/boot/dts/stih407-family.dtsi
> > @@ -22,15 +22,29 @@
> > device_type = "cpu";
> > compatible = "arm,cortex-a9";
> > reg = <0>;
> > +
> > /* u-boot puts hpen in SBC dmem at 0xa4 offset */
> > cpu-release-addr = <0x94100A4>;
> > +
> > + /* kHz uV */
> > + operating-points = <1500000 0
> > + 1200000 0
> > + 800000 0
> > + 500000 0>;
> > };
> > cpu@1 {
> > device_type = "cpu";
> > compatible = "arm,cortex-a9";
> > reg = <1>;
> > +
> > /* u-boot puts hpen in SBC dmem at 0xa4 offset */
> > cpu-release-addr = <0x94100A4>;
> > +
> > + /* kHz uV */
> > + operating-points = <1500000 0
> > + 1200000 0
> > + 800000 0
> > + 500000 0>;
>
> Why didn't you move to opp-v2 ?

Because we can't guarantee that the system was booted with a
bootloader which supports opp-v2. This is the fall-back
configuration. Please continue through the set.

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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