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Date:	Fri, 18 Jul 2014 19:13:52 +0300
From:	Stanimir Varbanov <>
To:	Stephen Boyd <>
	Lee Jones <>,
	Samuel Ortiz <>,
	Ian Campbell <>,
	Pawel Moll <>,
	Rob Herring <>,
	Kumar Gala <>,
	Mark Rutland <>,
	Grant Likely <>,
	Courtney Cavin <>,
	Bjorn Andersson <>,
	Josh Cartwright <>
Subject: Re: [PATCH v2 0/4] Support for Qualcomm QPNP PMIC's

On 07/18/2014 02:10 AM, Stephen Boyd wrote:
> On 07/17/14 09:17, Stanimir Varbanov wrote:
>> Hello everyone,
>> Here is the continuation of patch sets sent recently about Qualcomm
>> The previous version of the patch set can be found at [1].
>> Changes since v1:
>>  - removed completely custom *of* parser
>>  - renamed the mfd driver from qpnp-spmi to pm8xxx-spmi
>>  - now MFD_PM8XXX_SPMI Kconfig option depends on SPMI
>> Removing of the custom *of* parser leads to that that the *reg* devicetree
>> property cannot exist and therefore cannot be parsed to get PMIC peripheral
>> resources. I took this step aside because no one from mfd drivers does this
>> parsing. This will lead to inconvenience in the peripheral drivers to define
>> internally the SPMI base addresses depending on the compatible property
>> i.e. PMIC version. 
> We should teach the of platform layer to translate reg properties up
> until the point that they can't be translated anymore. If they can't be
> translated all the way back to cpu addresses we can make the resource
> have IORESOURCE_REG instead of IORESOURCE_MEM and then said pmic
> platform drivers can use platform_get_resource() with IORESOURCE_REG
> instead of IORESOURCE_MEM to get the addresses.

I considered this as an option, if it is acceptable by OF maintainers it
will be awesome.

Rob, Grant, is that feasible?

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