[PATCH v2 0/2] Remove unused voltagedomain data for AM33xx

Mohammed, Afzal afzal at ti.com
Mon Jun 17 09:43:52 EDT 2013


Hi,

On Mon, Jun 17, 2013 at 18:46:21, Nayak, Rajendra wrote:

> The powerdomain framework currently expects to always have a voltagedomain
> associated with a given powerdomain. We already have AM33xx which
> has no Voltage Controller/Voltage Processor as part of PRCM.
> There are more SoCs' to follow starting with AM437x and DRA7xx
> which do not have VC/VP. All these SoCs', hence do not support any
> form of auto-scaling of voltages, that was possible on earlier OMAPs'
> using the VFSM to trigger an i2c communication to the PMIC automatically
> on hitting a low power state.
> 
> Instead of adding dummy voltage domain data files, like was done for the
> AM33xx case, make the powerdomain framework aware of the fact that some
> SoCs' might not really have support for auto-scaling of voltages in hw.
> 
> Patches are based of 3.10-rc6 and are boot tested on am335x bone.

Tested-by: Afzal Mohammed <afzal at ti.com> (am335x evm)

Regards
Afzal



More information about the linux-arm-kernel mailing list