Re: [PATCH 0/7] dra7: Fixes for MMC devicetree node

[Kishon Vijay Abraham I <kishon@ti.com>]

Hi,

On Friday 02 June 2017 04:20 PM, Ulf Hansson wrote:
> On 1 June 2017 at 16:33, Kishon Vijay Abraham I <kishon@ti.com> wrote:
>> There are the set of fixes that were sent initially as part
>> of [1].
>>
>> These are mostly fixes w.r.t populating regulators in
>> mmc dt node. It was working before because the regulators
>> connecting to the IO lines are always on regulators. This will
>> break once we add UHS support where voltage has to be changed
>> dynamically.
>>
>> Performed enumeration testing on dra72-evm-revc, dra72-evm,
>> dra7-evm, am572x-evm, am571x-idk and am572x-idk.
>>
>> This is a preparation series for adding UHS mode support in
>> the above mentioned platforms.
>>
>> [1] -> https://lkml.org/lkml/2017/5/19/196
>>
>> Kishon Vijay Abraham I (5):
>>   ARM: dts: dra72-evm-common: Correct vmmc-supply for mmc2
>>   ARM: dts: dra72-evm: Add vmmc_aux supply to mmc1
>>   ARM: dts: dra72-evm-revc: Add vmmc_aux supply to mmc1
>>   ARM: dts: am57xx-beagle-x15-revb1: Fix supply name used for MMC1 IO
>>     lines
>>   ARM: dts: dra7: Add "max-frequency" property to MMC dt nodes
>>
>> Ravikumar Kattekola (1):
>>   ARM: dts: dra7-evm: Correct the vmmc-supply for mmc2
>>
>> Sekhar Nori (1):
>>   ARM: OMAP2+: Add pdata-quirks for MMC/SD on DRA74x EVM
>>
>>  arch/arm/boot/dts/am57xx-beagle-x15-revb1.dts |  2 +-
>>  arch/arm/boot/dts/dra7-evm.dts                | 10 ++++++++-
>>  arch/arm/boot/dts/dra7.dtsi                   |  5 +++++
>>  arch/arm/boot/dts/dra71-evm.dts               | 14 ++++++++++++
>>  arch/arm/boot/dts/dra72-evm-common.dtsi       |  2 --
>>  arch/arm/boot/dts/dra72-evm-revc.dts          | 18 ++++++++++++++++
>>  arch/arm/boot/dts/dra72-evm.dts               | 18 ++++++++++++++++
>>  arch/arm/mach-omap2/pdata-quirks.c            | 31 +++++++++++++++++++++++++++
>>  include/linux/platform_data/hsmmc-omap.h      |  3 +++
>>  9 files changed, 99 insertions(+), 4 deletions(-)
> 
> This series add a bunch of new vmmc_aux regulators for the mmc
> controller nodes. I would rather see that omap_hsmmc also converts to
> use the generic mmc binding for this regulator, which is "vqmmc".
> 
> To accomplish that, omap_hsmmc needs to convert to use
> mmc_regulator_get_supply(). If the "vqmmc" regulator isn't found, it
> should fallback to try the "vmmc_aux".
> 
> Can you do that?

sure, I'll prepare that change.

Thanks
Kishon