[U-Boot] [PATCH V2 05/18] OMAP5: palmas: Configure nominal opp vdd values

Tom Rini trini at ti.com
Wed Mar 7 21:34:09 CET 2012


On Wed, Mar 7, 2012 at 11:19 AM, Menon, Nishanth <nm at ti.com> wrote:
> On Wed, Mar 7, 2012 at 11:04, Tom Rini <trini at ti.com> wrote:
>> On Thu, Mar 01, 2012 at 08:08:30PM +0530, R Sricharan wrote:
>>
>>> The nominal opp vdd values as recommended for
>>> ES1.0 silicon is set for mpu, core, mm domains using palmas.
>>
>> OK, this creates some trivial conflicts with
>> http://patchwork.ozlabs.org/patch/144137/ but also raises a functional
>> problem / question.  Is this patch also changing the order to match what
>> Nishanth did or does this patch also need that functional change done
>> (and a v3) ?  Thanks!
> Glancing at this patch, I see that scale sequence is still mpu, core,
> MM - which is what my sequence fixes. will be nice to have the
> sequence fixed followed by cleanup/update to retain the sequence
> appropriately.
>
> +       /* Palmas settings */
> +       volt = VDD_MPU;
> +       do_scale_vcore(SMPS_REG_ADDR_12_MPU, volt);
>
> -       /* VCORE 1 - for vdd_core */
> -       volt = 1000;
> -       do_scale_vcore(SMPS_REG_ADDR_VCORE1, volt);
> +       volt = VDD_MM;
> +       do_scale_vcore(SMPS_REG_ADDR_45_IVA, volt);
>
> -       /* VCORE 2 - for vdd_MM */
> -       volt = 1125;
> -       do_scale_vcore(SMPS_REG_ADDR_VCORE2, volt);
> +       volt = VDD_CORE;
> +       do_scale_vcore(SMPS_REG_ADDR_8_CORE, volt);

I think what might be easiest all around is to drop Nishanth's 4/4 and
have patch 5 here correct the order as well, crediting Nishanth for
the fix.  Alternatively, respin the series, depending on Nishanth's
series being applied.  Thanks.

-- 
Tom


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